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new 5692e454a2f9 CAMEL-23053: Add toJson functions to Simple language
(#21760)
5692e454a2f9 is described below
commit 5692e454a2f99e044e56084bd24d858b1197ec37
Author: Guillaume Nodet <[email protected]>
AuthorDate: Sun Mar 8 09:39:22 2026 +0100
CAMEL-23053: Add toJson functions to Simple language (#21760)
* CAMEL-23053: Add toJson functions to Simple language
* CAMEL-23053: Regenerate missing generated files
* CAMEL-23053: Add toJson functions to simple-language.adoc documentation
* CAMEL-23053: Improve toJson error handling, tests, and metadata
* CAMEL-23053: Regenerate catalog simple.json for displayName fix
Co-Authored-By: Claude Opus 4.6 <[email protected]>
---------
Co-authored-by: Claude Opus 4.6 <[email protected]>
---
.../org/apache/camel/catalog/languages/simple.json | 80 +++++++++++-----------
.../org/apache/camel/language/simple/simple.json | 80 +++++++++++-----------
.../modules/languages/pages/simple-language.adoc | 2 +
.../camel/language/csimple/CSimpleHelper.java | 17 +++++
.../camel/language/simple/SimpleConstants.java | 8 +++
.../simple/ast/SimpleFunctionExpression.java | 16 +++++
.../apache/camel/language/simple/SimpleTest.java | 29 ++++++++
.../camel/support/builder/ExpressionBuilder.java | 58 ++++++++++++++++
.../java/org/apache/camel/util/SimpleUtils.java | 2 +
9 files changed, 214 insertions(+), 78 deletions(-)
diff --git
a/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/languages/simple.json
b/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/languages/simple.json
index e8afbc37b6a8..e7bad8152e84 100644
---
a/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/languages/simple.json
+++
b/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/languages/simple.json
@@ -102,44 +102,46 @@
"pad(exp,width,separator)": { "index": 74, "kind": "function",
"displayName": "Pad String", "group": "string", "label": "string", "required":
false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Pads the expression with extra padding if necessary, according the the total
width. The separator is by default a space. If the width is negative then
padding to the right, otherwise to the left.", "ognl" [...]
"pretty(exp)": { "index": 75, "kind": "function", "displayName": "Pretty
Print", "group": "xml", "label": "json,xml", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the expression to
a String, and attempts to pretty print if JSon or XML, otherwise the expression
is returned as the String value.", "ognl": false, "suffix": "}" },
"prettyBody": { "index": 76, "kind": "function", "displayName": "Pretty
Body", "group": "xml", "label": "json,xml", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the body to a
String, and attempts to pretty print if JSon or XML; otherwise the body is
returned as the String value.", "ognl": false, "suffix": "}" },
- "properties:key:default": { "index": 77, "kind": "function",
"displayName": "Property Placeholder", "group": "core", "label": "core",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Lookup a property placeholder with the given key. If the key does not exist
nor has a value, then an optional default value can be specified.", "ognl":
false, "suffix": "}" },
- "propertiesExist:key": { "index": 78, "kind": "function", "displayName":
"Property Placeholder Exists", "group": "core", "label": "core", "required":
false, "javaType": "boolean", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Checks whether a property placeholder with the given key exists or not. The
result can be negated by prefixing the key with !", "ognl": false, "suffix":
"}" },
- "quote(exp)": { "index": 79, "kind": "function", "displayName": "Quote",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the message body (or expression) as a
double quoted string", "ognl": false, "suffix": "}" },
- "random(min,max)": { "index": 80, "kind": "function", "displayName":
"Random", "group": "number", "label": "number", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns a random number between min and
max (exclusive)", "ognl": false, "suffix": "}" },
- "range(min,max)": { "index": 81, "kind": "function", "displayName":
"Range", "group": "number", "label": "number", "required": false, "javaType":
"List", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a list of
increasing integers between the given interval (exclusive)", "ognl": false,
"suffix": "}" },
- "ref:name": { "index": 82, "kind": "function", "displayName": "Bean By
Id", "group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "To look up a bean from the Registry with the
given name.", "ognl": false, "suffix": "}" },
- "replace(from,to,exp)": { "index": 83, "kind": "function", "displayName":
"Replace String Values", "group": "string", "label": "string", "required":
false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Replace all the string values in the message body\/expression. To make it
easier to replace single and double quotes, then you can use XML escaped values
`\\"` as double quote, `\\'` as s [...]
- "reverse(val...)": { "index": 84, "kind": "function", "displayName":
"Reverse Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values, but in reverse order", "ognl": false,
"suffix": "}" },
- "routeGroup": { "index": 85, "kind": "function", "displayName": "Route
Group", "group": "core", "label": "core", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The route group of the
current route the Exchange is being routed. Not all routes have a group
assigned, so this may be null.", "ognl": false, "suffix": "}" },
- "routeId": { "index": 86, "kind": "function", "displayName": "Route Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The route id of the current route the Exchange
is being routed", "ognl": false, "suffix": "}" },
- "safeQuote(exp)": { "index": 87, "kind": "function", "displayName": "Safe
Quote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) safely quoted if needed", "ognl": false, "suffix": "}" },
- "setVariable(key,exp)": { "index": 88, "kind": "function", "displayName":
"Set Variable", "group": "attachment", "label": "attachment", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets an attachment with payload from the message body\/expression.", "ognl":
false, "suffix": "}" },
- "setHeader(name,type,exp)": { "index": 89, "kind": "function",
"displayName": "Set Header", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a message header with the given expression (optional converting to the
given type)", "ognl": false, "suffix": "}" },
- "setVariable(name,type,exp)": { "index": 90, "kind": "function",
"displayName": "Set Variable", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a variable with the given expression (optional converting to the given
type)", "ognl": false, "suffix": "}" },
- "shuffle(val...)": { "index": 91, "kind": "function", "displayName":
"Shuffle Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values shuffled in random order", "ognl": false,
"suffix": "}" },
- "size(exp)": { "index": 92, "kind": "function", "displayName": "Size",
"group": "collection", "label": "collection", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns the number of elements in
collection or array based payloads. If the value is null then 0 is returned,
otherwise 1.", "ognl": false, "suffix": "}" },
- "skip(num)": { "index": 93, "kind": "function", "displayName": "Skip First
Items from the Message Body", "group": "collection", "label": "collection",
"required": false, "javaType": "java.util.Iterator", "prefix": "${",
"deprecated": false, "deprecationNote": "", "autowired": false, "secret":
false, "description": "The skip function iterates the message body and skips
the first number of items. This can be used with the Splitter EIP to split a
message body and skip the first N number [...]
- "split(exp,separator)": { "index": 94, "kind": "function", "displayName":
"Split String Values", "group": "collection", "label": "collection",
"required": false, "javaType": "String[]", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Splits the message body\/expression as a String value using the separator into
a String array", "ognl": false, "suffix": "}" },
- "stepId": { "index": 95, "kind": "function", "displayName": "Step Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current step the
Exchange is being routed.", "ognl": false, "suffix": "}" },
- "substring(head,tail)": { "index": 96, "kind": "function", "displayName":
"Substring", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Returns a substring of
the message body\/expression. If only one positive number, then the returned
string is clipped from the beginning. If only one negative number, then the
returned string is clipped from t [...]
- "substringAfter(exp,before)": { "index": 97, "kind": "function",
"displayName": "Substring After", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes after. Returns
null if nothing comes after.", "ognl": false, "suffix": "}" },
- "substringBefore(exp,before)": { "index": 98, "kind": "function",
"displayName": "Substring Before", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes before. Returns
null if nothing comes before.", "ognl": false, "suffix": "}" },
- "substringBetween(exp,after,before)": { "index": 99, "kind": "function",
"displayName": "Substring Between", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that are between after and
before. Returns null if nothing comes between.", "ognl": false, "suffix": "}" },
- "sum(val...)": { "index": 100, "kind": "function", "displayName":
"Calculate Sum Number", "group": "number", "label": "number", "required":
false, "javaType": "long", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sums together all the values as integral numbers. This function can also be
used to subtract by using negative numbers.", "ognl": false, "suffix": "}" },
- "sys.name": { "index": 101, "kind": "function", "displayName": "JVM System
Property", "group": "other", "label": "other", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The JVM system property
with the given name", "ognl": false, "suffix": "}" },
- "threadId": { "index": 102, "kind": "function", "displayName": "Thread
Id", "group": "other", "label": "other", "required": false, "javaType": "long",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current thread. Can be
used for logging.", "ognl": false, "suffix": "}" },
- "threadName": { "index": 103, "kind": "function", "displayName": "Thread
Name", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the name of the
current thread. Can be used for logging.", "ognl": false, "suffix": "}" },
- "throwException(type,msg)": { "index": 104, "kind": "function",
"displayName": "Throw Exception", "group": "core", "label": "core", "required":
false, "javaType": "java.lang.Exception", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Deliberately throws an error. Uses IllegalArgumentException by default if no
type is specified (use fully qualified classname).", "ognl": false, "suffix":
"}" },
- "trim(exp)": { "index": 105, "kind": "function", "displayName": "Trim",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The trim function trims the message body (or
expression) by removing all leading and trailing white spaces.", "ognl": false,
"suffix": "}" },
- "type:name.field": { "index": 106, "kind": "function", "displayName":
"Java Field Value", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "To refer to a type or
field by its classname. To refer to a field, you can append .FIELD_NAME. For
example, you can refer to the constant field from Exchange as:
`org.apache.camel.Exchange.FILE_NAME`", "ognl": [...]
- "kindOfType(exp)": { "index": 107, "kind": "function", "displayName":
"Kind of Type", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "What kind of type is
the value (null,number,string,boolean,array,object)", "ognl": false, "suffix":
"}" },
- "unquote(exp)": { "index": 108, "kind": "function", "displayName":
"Unquote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) with any leading\/ending quotes removed", "ognl": false,
"suffix": "}" },
- "uppercase(exp)": { "index": 109, "kind": "function", "displayName":
"Uppercase", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Uppercases the message
body (or expression)", "ognl": false, "suffix": "}" },
- "uuid(type)": { "index": 110, "kind": "function", "displayName": "Generate
UUID", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a UUID using the
Camel `UuidGenerator`. You can choose between `default`, `classic`, `short` and
`simple` as the type. If no type is given, the default is used. It is also
possible to use a custom `UuidGenera [...]
- "val(exp)": { "index": 111, "kind": "function", "displayName": "Value",
"group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the expression as a constant value",
"ognl": false, "suffix": "}" },
- "variable.name": { "index": 112, "kind": "function", "displayName":
"Variable", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The variable with the
given name", "ognl": true, "suffix": "}" },
- "variableAs(key,type)": { "index": 113, "kind": "function", "displayName":
"Variable As", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the variable to
the given type (classname).", "ognl": false, "suffix": "}" },
- "variables": { "index": 114, "kind": "function", "displayName":
"Variables", "group": "core", "label": "core", "required": false, "javaType":
"java.util.Map", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns all the variables
from the current Exchange in a Map", "ognl": false, "suffix": "}" },
- "xpath(input,exp)": { "index": 115, "kind": "function", "displayName":
"XPath", "group": "xml", "label": "xml", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "When working with XML
data, then this allows using the XPath language, for example, to extract data
from the message body (in XML format). This requires having camel-xpath JAR on
the classpath. For input (optional), you ca [...]
+ "toJson(exp)": { "index": 77, "kind": "function", "displayName": "To
JSon", "group": "json", "label": "json", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the expression to
JSon String representation.", "ognl": false, "suffix": "}" },
+ "toJsonBody": { "index": 78, "kind": "function", "displayName": "To JSon
Body", "group": "json", "label": "json", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the body to JSon
String representation.", "ognl": false, "suffix": "}" },
+ "properties:key:default": { "index": 79, "kind": "function",
"displayName": "Property Placeholder", "group": "core", "label": "core",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Lookup a property placeholder with the given key. If the key does not exist
nor has a value, then an optional default value can be specified.", "ognl":
false, "suffix": "}" },
+ "propertiesExist:key": { "index": 80, "kind": "function", "displayName":
"Property Placeholder Exists", "group": "core", "label": "core", "required":
false, "javaType": "boolean", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Checks whether a property placeholder with the given key exists or not. The
result can be negated by prefixing the key with !", "ognl": false, "suffix":
"}" },
+ "quote(exp)": { "index": 81, "kind": "function", "displayName": "Quote",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the message body (or expression) as a
double quoted string", "ognl": false, "suffix": "}" },
+ "random(min,max)": { "index": 82, "kind": "function", "displayName":
"Random", "group": "number", "label": "number", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns a random number between min and
max (exclusive)", "ognl": false, "suffix": "}" },
+ "range(min,max)": { "index": 83, "kind": "function", "displayName":
"Range", "group": "number", "label": "number", "required": false, "javaType":
"List", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a list of
increasing integers between the given interval (exclusive)", "ognl": false,
"suffix": "}" },
+ "ref:name": { "index": 84, "kind": "function", "displayName": "Bean By
Id", "group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "To look up a bean from the Registry with the
given name.", "ognl": false, "suffix": "}" },
+ "replace(from,to,exp)": { "index": 85, "kind": "function", "displayName":
"Replace String Values", "group": "string", "label": "string", "required":
false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Replace all the string values in the message body\/expression. To make it
easier to replace single and double quotes, then you can use XML escaped values
`\\"` as double quote, `\\'` as s [...]
+ "reverse(val...)": { "index": 86, "kind": "function", "displayName":
"Reverse Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values, but in reverse order", "ognl": false,
"suffix": "}" },
+ "routeGroup": { "index": 87, "kind": "function", "displayName": "Route
Group", "group": "core", "label": "core", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The route group of the
current route the Exchange is being routed. Not all routes have a group
assigned, so this may be null.", "ognl": false, "suffix": "}" },
+ "routeId": { "index": 88, "kind": "function", "displayName": "Route Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The route id of the current route the Exchange
is being routed", "ognl": false, "suffix": "}" },
+ "safeQuote(exp)": { "index": 89, "kind": "function", "displayName": "Safe
Quote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) safely quoted if needed", "ognl": false, "suffix": "}" },
+ "setVariable(key,exp)": { "index": 90, "kind": "function", "displayName":
"Set Variable", "group": "attachment", "label": "attachment", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets an attachment with payload from the message body\/expression.", "ognl":
false, "suffix": "}" },
+ "setHeader(name,type,exp)": { "index": 91, "kind": "function",
"displayName": "Set Header", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a message header with the given expression (optional converting to the
given type)", "ognl": false, "suffix": "}" },
+ "setVariable(name,type,exp)": { "index": 92, "kind": "function",
"displayName": "Set Variable", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a variable with the given expression (optional converting to the given
type)", "ognl": false, "suffix": "}" },
+ "shuffle(val...)": { "index": 93, "kind": "function", "displayName":
"Shuffle Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values shuffled in random order", "ognl": false,
"suffix": "}" },
+ "size(exp)": { "index": 94, "kind": "function", "displayName": "Size",
"group": "collection", "label": "collection", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns the number of elements in
collection or array based payloads. If the value is null then 0 is returned,
otherwise 1.", "ognl": false, "suffix": "}" },
+ "skip(num)": { "index": 95, "kind": "function", "displayName": "Skip First
Items from the Message Body", "group": "collection", "label": "collection",
"required": false, "javaType": "java.util.Iterator", "prefix": "${",
"deprecated": false, "deprecationNote": "", "autowired": false, "secret":
false, "description": "The skip function iterates the message body and skips
the first number of items. This can be used with the Splitter EIP to split a
message body and skip the first N number [...]
+ "split(exp,separator)": { "index": 96, "kind": "function", "displayName":
"Split String Values", "group": "collection", "label": "collection",
"required": false, "javaType": "String[]", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Splits the message body\/expression as a String value using the separator into
a String array", "ognl": false, "suffix": "}" },
+ "stepId": { "index": 97, "kind": "function", "displayName": "Step Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current step the
Exchange is being routed.", "ognl": false, "suffix": "}" },
+ "substring(head,tail)": { "index": 98, "kind": "function", "displayName":
"Substring", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Returns a substring of
the message body\/expression. If only one positive number, then the returned
string is clipped from the beginning. If only one negative number, then the
returned string is clipped from t [...]
+ "substringAfter(exp,before)": { "index": 99, "kind": "function",
"displayName": "Substring After", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes after. Returns
null if nothing comes after.", "ognl": false, "suffix": "}" },
+ "substringBefore(exp,before)": { "index": 100, "kind": "function",
"displayName": "Substring Before", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes before. Returns
null if nothing comes before.", "ognl": false, "suffix": "}" },
+ "substringBetween(exp,after,before)": { "index": 101, "kind": "function",
"displayName": "Substring Between", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that are between after and
before. Returns null if nothing comes between.", "ognl": false, "suffix": "}" },
+ "sum(val...)": { "index": 102, "kind": "function", "displayName":
"Calculate Sum Number", "group": "number", "label": "number", "required":
false, "javaType": "long", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sums together all the values as integral numbers. This function can also be
used to subtract by using negative numbers.", "ognl": false, "suffix": "}" },
+ "sys.name": { "index": 103, "kind": "function", "displayName": "JVM System
Property", "group": "other", "label": "other", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The JVM system property
with the given name", "ognl": false, "suffix": "}" },
+ "threadId": { "index": 104, "kind": "function", "displayName": "Thread
Id", "group": "other", "label": "other", "required": false, "javaType": "long",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current thread. Can be
used for logging.", "ognl": false, "suffix": "}" },
+ "threadName": { "index": 105, "kind": "function", "displayName": "Thread
Name", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the name of the
current thread. Can be used for logging.", "ognl": false, "suffix": "}" },
+ "throwException(type,msg)": { "index": 106, "kind": "function",
"displayName": "Throw Exception", "group": "core", "label": "core", "required":
false, "javaType": "java.lang.Exception", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Deliberately throws an error. Uses IllegalArgumentException by default if no
type is specified (use fully qualified classname).", "ognl": false, "suffix":
"}" },
+ "trim(exp)": { "index": 107, "kind": "function", "displayName": "Trim",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The trim function trims the message body (or
expression) by removing all leading and trailing white spaces.", "ognl": false,
"suffix": "}" },
+ "type:name.field": { "index": 108, "kind": "function", "displayName":
"Java Field Value", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "To refer to a type or
field by its classname. To refer to a field, you can append .FIELD_NAME. For
example, you can refer to the constant field from Exchange as:
`org.apache.camel.Exchange.FILE_NAME`", "ognl": [...]
+ "kindOfType(exp)": { "index": 109, "kind": "function", "displayName":
"Kind of Type", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "What kind of type is
the value (null,number,string,boolean,array,object)", "ognl": false, "suffix":
"}" },
+ "unquote(exp)": { "index": 110, "kind": "function", "displayName":
"Unquote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) with any leading\/ending quotes removed", "ognl": false,
"suffix": "}" },
+ "uppercase(exp)": { "index": 111, "kind": "function", "displayName":
"Uppercase", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Uppercases the message
body (or expression)", "ognl": false, "suffix": "}" },
+ "uuid(type)": { "index": 112, "kind": "function", "displayName": "Generate
UUID", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a UUID using the
Camel `UuidGenerator`. You can choose between `default`, `classic`, `short` and
`simple` as the type. If no type is given, the default is used. It is also
possible to use a custom `UuidGenera [...]
+ "val(exp)": { "index": 113, "kind": "function", "displayName": "Value",
"group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the expression as a constant value",
"ognl": false, "suffix": "}" },
+ "variable.name": { "index": 114, "kind": "function", "displayName":
"Variable", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The variable with the
given name", "ognl": true, "suffix": "}" },
+ "variableAs(key,type)": { "index": 115, "kind": "function", "displayName":
"Variable As", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the variable to
the given type (classname).", "ognl": false, "suffix": "}" },
+ "variables": { "index": 116, "kind": "function", "displayName":
"Variables", "group": "core", "label": "core", "required": false, "javaType":
"java.util.Map", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns all the variables
from the current Exchange in a Map", "ognl": false, "suffix": "}" },
+ "xpath(input,exp)": { "index": 117, "kind": "function", "displayName":
"XPath", "group": "xml", "label": "xml", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "When working with XML
data, then this allows using the XPath language, for example, to extract data
from the message body (in XML format). This requires having camel-xpath JAR on
the classpath. For input (optional), you ca [...]
}
}
diff --git
a/core/camel-core-languages/src/generated/resources/META-INF/org/apache/camel/language/simple/simple.json
b/core/camel-core-languages/src/generated/resources/META-INF/org/apache/camel/language/simple/simple.json
index e8afbc37b6a8..e7bad8152e84 100644
---
a/core/camel-core-languages/src/generated/resources/META-INF/org/apache/camel/language/simple/simple.json
+++
b/core/camel-core-languages/src/generated/resources/META-INF/org/apache/camel/language/simple/simple.json
@@ -102,44 +102,46 @@
"pad(exp,width,separator)": { "index": 74, "kind": "function",
"displayName": "Pad String", "group": "string", "label": "string", "required":
false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Pads the expression with extra padding if necessary, according the the total
width. The separator is by default a space. If the width is negative then
padding to the right, otherwise to the left.", "ognl" [...]
"pretty(exp)": { "index": 75, "kind": "function", "displayName": "Pretty
Print", "group": "xml", "label": "json,xml", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the expression to
a String, and attempts to pretty print if JSon or XML, otherwise the expression
is returned as the String value.", "ognl": false, "suffix": "}" },
"prettyBody": { "index": 76, "kind": "function", "displayName": "Pretty
Body", "group": "xml", "label": "json,xml", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the body to a
String, and attempts to pretty print if JSon or XML; otherwise the body is
returned as the String value.", "ognl": false, "suffix": "}" },
- "properties:key:default": { "index": 77, "kind": "function",
"displayName": "Property Placeholder", "group": "core", "label": "core",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Lookup a property placeholder with the given key. If the key does not exist
nor has a value, then an optional default value can be specified.", "ognl":
false, "suffix": "}" },
- "propertiesExist:key": { "index": 78, "kind": "function", "displayName":
"Property Placeholder Exists", "group": "core", "label": "core", "required":
false, "javaType": "boolean", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Checks whether a property placeholder with the given key exists or not. The
result can be negated by prefixing the key with !", "ognl": false, "suffix":
"}" },
- "quote(exp)": { "index": 79, "kind": "function", "displayName": "Quote",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the message body (or expression) as a
double quoted string", "ognl": false, "suffix": "}" },
- "random(min,max)": { "index": 80, "kind": "function", "displayName":
"Random", "group": "number", "label": "number", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns a random number between min and
max (exclusive)", "ognl": false, "suffix": "}" },
- "range(min,max)": { "index": 81, "kind": "function", "displayName":
"Range", "group": "number", "label": "number", "required": false, "javaType":
"List", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a list of
increasing integers between the given interval (exclusive)", "ognl": false,
"suffix": "}" },
- "ref:name": { "index": 82, "kind": "function", "displayName": "Bean By
Id", "group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "To look up a bean from the Registry with the
given name.", "ognl": false, "suffix": "}" },
- "replace(from,to,exp)": { "index": 83, "kind": "function", "displayName":
"Replace String Values", "group": "string", "label": "string", "required":
false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Replace all the string values in the message body\/expression. To make it
easier to replace single and double quotes, then you can use XML escaped values
`\\"` as double quote, `\\'` as s [...]
- "reverse(val...)": { "index": 84, "kind": "function", "displayName":
"Reverse Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values, but in reverse order", "ognl": false,
"suffix": "}" },
- "routeGroup": { "index": 85, "kind": "function", "displayName": "Route
Group", "group": "core", "label": "core", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The route group of the
current route the Exchange is being routed. Not all routes have a group
assigned, so this may be null.", "ognl": false, "suffix": "}" },
- "routeId": { "index": 86, "kind": "function", "displayName": "Route Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The route id of the current route the Exchange
is being routed", "ognl": false, "suffix": "}" },
- "safeQuote(exp)": { "index": 87, "kind": "function", "displayName": "Safe
Quote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) safely quoted if needed", "ognl": false, "suffix": "}" },
- "setVariable(key,exp)": { "index": 88, "kind": "function", "displayName":
"Set Variable", "group": "attachment", "label": "attachment", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets an attachment with payload from the message body\/expression.", "ognl":
false, "suffix": "}" },
- "setHeader(name,type,exp)": { "index": 89, "kind": "function",
"displayName": "Set Header", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a message header with the given expression (optional converting to the
given type)", "ognl": false, "suffix": "}" },
- "setVariable(name,type,exp)": { "index": 90, "kind": "function",
"displayName": "Set Variable", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a variable with the given expression (optional converting to the given
type)", "ognl": false, "suffix": "}" },
- "shuffle(val...)": { "index": 91, "kind": "function", "displayName":
"Shuffle Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values shuffled in random order", "ognl": false,
"suffix": "}" },
- "size(exp)": { "index": 92, "kind": "function", "displayName": "Size",
"group": "collection", "label": "collection", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns the number of elements in
collection or array based payloads. If the value is null then 0 is returned,
otherwise 1.", "ognl": false, "suffix": "}" },
- "skip(num)": { "index": 93, "kind": "function", "displayName": "Skip First
Items from the Message Body", "group": "collection", "label": "collection",
"required": false, "javaType": "java.util.Iterator", "prefix": "${",
"deprecated": false, "deprecationNote": "", "autowired": false, "secret":
false, "description": "The skip function iterates the message body and skips
the first number of items. This can be used with the Splitter EIP to split a
message body and skip the first N number [...]
- "split(exp,separator)": { "index": 94, "kind": "function", "displayName":
"Split String Values", "group": "collection", "label": "collection",
"required": false, "javaType": "String[]", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Splits the message body\/expression as a String value using the separator into
a String array", "ognl": false, "suffix": "}" },
- "stepId": { "index": 95, "kind": "function", "displayName": "Step Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current step the
Exchange is being routed.", "ognl": false, "suffix": "}" },
- "substring(head,tail)": { "index": 96, "kind": "function", "displayName":
"Substring", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Returns a substring of
the message body\/expression. If only one positive number, then the returned
string is clipped from the beginning. If only one negative number, then the
returned string is clipped from t [...]
- "substringAfter(exp,before)": { "index": 97, "kind": "function",
"displayName": "Substring After", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes after. Returns
null if nothing comes after.", "ognl": false, "suffix": "}" },
- "substringBefore(exp,before)": { "index": 98, "kind": "function",
"displayName": "Substring Before", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes before. Returns
null if nothing comes before.", "ognl": false, "suffix": "}" },
- "substringBetween(exp,after,before)": { "index": 99, "kind": "function",
"displayName": "Substring Between", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that are between after and
before. Returns null if nothing comes between.", "ognl": false, "suffix": "}" },
- "sum(val...)": { "index": 100, "kind": "function", "displayName":
"Calculate Sum Number", "group": "number", "label": "number", "required":
false, "javaType": "long", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sums together all the values as integral numbers. This function can also be
used to subtract by using negative numbers.", "ognl": false, "suffix": "}" },
- "sys.name": { "index": 101, "kind": "function", "displayName": "JVM System
Property", "group": "other", "label": "other", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The JVM system property
with the given name", "ognl": false, "suffix": "}" },
- "threadId": { "index": 102, "kind": "function", "displayName": "Thread
Id", "group": "other", "label": "other", "required": false, "javaType": "long",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current thread. Can be
used for logging.", "ognl": false, "suffix": "}" },
- "threadName": { "index": 103, "kind": "function", "displayName": "Thread
Name", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the name of the
current thread. Can be used for logging.", "ognl": false, "suffix": "}" },
- "throwException(type,msg)": { "index": 104, "kind": "function",
"displayName": "Throw Exception", "group": "core", "label": "core", "required":
false, "javaType": "java.lang.Exception", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Deliberately throws an error. Uses IllegalArgumentException by default if no
type is specified (use fully qualified classname).", "ognl": false, "suffix":
"}" },
- "trim(exp)": { "index": 105, "kind": "function", "displayName": "Trim",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The trim function trims the message body (or
expression) by removing all leading and trailing white spaces.", "ognl": false,
"suffix": "}" },
- "type:name.field": { "index": 106, "kind": "function", "displayName":
"Java Field Value", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "To refer to a type or
field by its classname. To refer to a field, you can append .FIELD_NAME. For
example, you can refer to the constant field from Exchange as:
`org.apache.camel.Exchange.FILE_NAME`", "ognl": [...]
- "kindOfType(exp)": { "index": 107, "kind": "function", "displayName":
"Kind of Type", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "What kind of type is
the value (null,number,string,boolean,array,object)", "ognl": false, "suffix":
"}" },
- "unquote(exp)": { "index": 108, "kind": "function", "displayName":
"Unquote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) with any leading\/ending quotes removed", "ognl": false,
"suffix": "}" },
- "uppercase(exp)": { "index": 109, "kind": "function", "displayName":
"Uppercase", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Uppercases the message
body (or expression)", "ognl": false, "suffix": "}" },
- "uuid(type)": { "index": 110, "kind": "function", "displayName": "Generate
UUID", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a UUID using the
Camel `UuidGenerator`. You can choose between `default`, `classic`, `short` and
`simple` as the type. If no type is given, the default is used. It is also
possible to use a custom `UuidGenera [...]
- "val(exp)": { "index": 111, "kind": "function", "displayName": "Value",
"group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the expression as a constant value",
"ognl": false, "suffix": "}" },
- "variable.name": { "index": 112, "kind": "function", "displayName":
"Variable", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The variable with the
given name", "ognl": true, "suffix": "}" },
- "variableAs(key,type)": { "index": 113, "kind": "function", "displayName":
"Variable As", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the variable to
the given type (classname).", "ognl": false, "suffix": "}" },
- "variables": { "index": 114, "kind": "function", "displayName":
"Variables", "group": "core", "label": "core", "required": false, "javaType":
"java.util.Map", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns all the variables
from the current Exchange in a Map", "ognl": false, "suffix": "}" },
- "xpath(input,exp)": { "index": 115, "kind": "function", "displayName":
"XPath", "group": "xml", "label": "xml", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "When working with XML
data, then this allows using the XPath language, for example, to extract data
from the message body (in XML format). This requires having camel-xpath JAR on
the classpath. For input (optional), you ca [...]
+ "toJson(exp)": { "index": 77, "kind": "function", "displayName": "To
JSon", "group": "json", "label": "json", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the expression to
JSon String representation.", "ognl": false, "suffix": "}" },
+ "toJsonBody": { "index": 78, "kind": "function", "displayName": "To JSon
Body", "group": "json", "label": "json", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the body to JSon
String representation.", "ognl": false, "suffix": "}" },
+ "properties:key:default": { "index": 79, "kind": "function",
"displayName": "Property Placeholder", "group": "core", "label": "core",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Lookup a property placeholder with the given key. If the key does not exist
nor has a value, then an optional default value can be specified.", "ognl":
false, "suffix": "}" },
+ "propertiesExist:key": { "index": 80, "kind": "function", "displayName":
"Property Placeholder Exists", "group": "core", "label": "core", "required":
false, "javaType": "boolean", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Checks whether a property placeholder with the given key exists or not. The
result can be negated by prefixing the key with !", "ognl": false, "suffix":
"}" },
+ "quote(exp)": { "index": 81, "kind": "function", "displayName": "Quote",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the message body (or expression) as a
double quoted string", "ognl": false, "suffix": "}" },
+ "random(min,max)": { "index": 82, "kind": "function", "displayName":
"Random", "group": "number", "label": "number", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns a random number between min and
max (exclusive)", "ognl": false, "suffix": "}" },
+ "range(min,max)": { "index": 83, "kind": "function", "displayName":
"Range", "group": "number", "label": "number", "required": false, "javaType":
"List", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a list of
increasing integers between the given interval (exclusive)", "ognl": false,
"suffix": "}" },
+ "ref:name": { "index": 84, "kind": "function", "displayName": "Bean By
Id", "group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "To look up a bean from the Registry with the
given name.", "ognl": false, "suffix": "}" },
+ "replace(from,to,exp)": { "index": 85, "kind": "function", "displayName":
"Replace String Values", "group": "string", "label": "string", "required":
false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Replace all the string values in the message body\/expression. To make it
easier to replace single and double quotes, then you can use XML escaped values
`\\"` as double quote, `\\'` as s [...]
+ "reverse(val...)": { "index": 86, "kind": "function", "displayName":
"Reverse Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values, but in reverse order", "ognl": false,
"suffix": "}" },
+ "routeGroup": { "index": 87, "kind": "function", "displayName": "Route
Group", "group": "core", "label": "core", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The route group of the
current route the Exchange is being routed. Not all routes have a group
assigned, so this may be null.", "ognl": false, "suffix": "}" },
+ "routeId": { "index": 88, "kind": "function", "displayName": "Route Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The route id of the current route the Exchange
is being routed", "ognl": false, "suffix": "}" },
+ "safeQuote(exp)": { "index": 89, "kind": "function", "displayName": "Safe
Quote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) safely quoted if needed", "ognl": false, "suffix": "}" },
+ "setVariable(key,exp)": { "index": 90, "kind": "function", "displayName":
"Set Variable", "group": "attachment", "label": "attachment", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets an attachment with payload from the message body\/expression.", "ognl":
false, "suffix": "}" },
+ "setHeader(name,type,exp)": { "index": 91, "kind": "function",
"displayName": "Set Header", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a message header with the given expression (optional converting to the
given type)", "ognl": false, "suffix": "}" },
+ "setVariable(name,type,exp)": { "index": 92, "kind": "function",
"displayName": "Set Variable", "group": "core", "label": "core", "required":
false, "javaType": "Object", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sets a variable with the given expression (optional converting to the given
type)", "ognl": false, "suffix": "}" },
+ "shuffle(val...)": { "index": 93, "kind": "function", "displayName":
"Shuffle Values", "group": "collection", "label": "collection", "required":
false, "javaType": "List", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a list of all the values shuffled in random order", "ognl": false,
"suffix": "}" },
+ "size(exp)": { "index": 94, "kind": "function", "displayName": "Size",
"group": "collection", "label": "collection", "required": false, "javaType":
"int", "prefix": "${", "deprecated": false, "deprecationNote": "", "autowired":
false, "secret": false, "description": "Returns the number of elements in
collection or array based payloads. If the value is null then 0 is returned,
otherwise 1.", "ognl": false, "suffix": "}" },
+ "skip(num)": { "index": 95, "kind": "function", "displayName": "Skip First
Items from the Message Body", "group": "collection", "label": "collection",
"required": false, "javaType": "java.util.Iterator", "prefix": "${",
"deprecated": false, "deprecationNote": "", "autowired": false, "secret":
false, "description": "The skip function iterates the message body and skips
the first number of items. This can be used with the Splitter EIP to split a
message body and skip the first N number [...]
+ "split(exp,separator)": { "index": 96, "kind": "function", "displayName":
"Split String Values", "group": "collection", "label": "collection",
"required": false, "javaType": "String[]", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Splits the message body\/expression as a String value using the separator into
a String array", "ognl": false, "suffix": "}" },
+ "stepId": { "index": 97, "kind": "function", "displayName": "Step Id",
"group": "core", "label": "core", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current step the
Exchange is being routed.", "ognl": false, "suffix": "}" },
+ "substring(head,tail)": { "index": 98, "kind": "function", "displayName":
"Substring", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Returns a substring of
the message body\/expression. If only one positive number, then the returned
string is clipped from the beginning. If only one negative number, then the
returned string is clipped from t [...]
+ "substringAfter(exp,before)": { "index": 99, "kind": "function",
"displayName": "Substring After", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes after. Returns
null if nothing comes after.", "ognl": false, "suffix": "}" },
+ "substringBefore(exp,before)": { "index": 100, "kind": "function",
"displayName": "Substring Before", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that comes before. Returns
null if nothing comes before.", "ognl": false, "suffix": "}" },
+ "substringBetween(exp,after,before)": { "index": 101, "kind": "function",
"displayName": "Substring Between", "group": "string", "label": "string",
"required": false, "javaType": "String", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Returns a substring of the message body\/expression that are between after and
before. Returns null if nothing comes between.", "ognl": false, "suffix": "}" },
+ "sum(val...)": { "index": 102, "kind": "function", "displayName":
"Calculate Sum Number", "group": "number", "label": "number", "required":
false, "javaType": "long", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Sums together all the values as integral numbers. This function can also be
used to subtract by using negative numbers.", "ognl": false, "suffix": "}" },
+ "sys.name": { "index": 103, "kind": "function", "displayName": "JVM System
Property", "group": "other", "label": "other", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The JVM system property
with the given name", "ognl": false, "suffix": "}" },
+ "threadId": { "index": 104, "kind": "function", "displayName": "Thread
Id", "group": "other", "label": "other", "required": false, "javaType": "long",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the id of the current thread. Can be
used for logging.", "ognl": false, "suffix": "}" },
+ "threadName": { "index": 105, "kind": "function", "displayName": "Thread
Name", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the name of the
current thread. Can be used for logging.", "ognl": false, "suffix": "}" },
+ "throwException(type,msg)": { "index": 106, "kind": "function",
"displayName": "Throw Exception", "group": "core", "label": "core", "required":
false, "javaType": "java.lang.Exception", "prefix": "${", "deprecated": false,
"deprecationNote": "", "autowired": false, "secret": false, "description":
"Deliberately throws an error. Uses IllegalArgumentException by default if no
type is specified (use fully qualified classname).", "ognl": false, "suffix":
"}" },
+ "trim(exp)": { "index": 107, "kind": "function", "displayName": "Trim",
"group": "string", "label": "string", "required": false, "javaType": "String",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "The trim function trims the message body (or
expression) by removing all leading and trailing white spaces.", "ognl": false,
"suffix": "}" },
+ "type:name.field": { "index": 108, "kind": "function", "displayName":
"Java Field Value", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "To refer to a type or
field by its classname. To refer to a field, you can append .FIELD_NAME. For
example, you can refer to the constant field from Exchange as:
`org.apache.camel.Exchange.FILE_NAME`", "ognl": [...]
+ "kindOfType(exp)": { "index": 109, "kind": "function", "displayName":
"Kind of Type", "group": "core", "label": "core", "required": false,
"javaType": "Object", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "What kind of type is
the value (null,number,string,boolean,array,object)", "ognl": false, "suffix":
"}" },
+ "unquote(exp)": { "index": 110, "kind": "function", "displayName":
"Unquote", "group": "string", "label": "string", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns the message body
(or expression) with any leading\/ending quotes removed", "ognl": false,
"suffix": "}" },
+ "uppercase(exp)": { "index": 111, "kind": "function", "displayName":
"Uppercase", "group": "string", "label": "string", "required": false,
"javaType": "String", "prefix": "${", "deprecated": false, "deprecationNote":
"", "autowired": false, "secret": false, "description": "Uppercases the message
body (or expression)", "ognl": false, "suffix": "}" },
+ "uuid(type)": { "index": 112, "kind": "function", "displayName": "Generate
UUID", "group": "other", "label": "other", "required": false, "javaType":
"String", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns a UUID using the
Camel `UuidGenerator`. You can choose between `default`, `classic`, `short` and
`simple` as the type. If no type is given, the default is used. It is also
possible to use a custom `UuidGenera [...]
+ "val(exp)": { "index": 113, "kind": "function", "displayName": "Value",
"group": "core", "label": "core", "required": false, "javaType": "Object",
"prefix": "${", "deprecated": false, "deprecationNote": "", "autowired": false,
"secret": false, "description": "Returns the expression as a constant value",
"ognl": false, "suffix": "}" },
+ "variable.name": { "index": 114, "kind": "function", "displayName":
"Variable", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "The variable with the
given name", "ognl": true, "suffix": "}" },
+ "variableAs(key,type)": { "index": 115, "kind": "function", "displayName":
"Variable As", "group": "core", "label": "core", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Converts the variable to
the given type (classname).", "ognl": false, "suffix": "}" },
+ "variables": { "index": 116, "kind": "function", "displayName":
"Variables", "group": "core", "label": "core", "required": false, "javaType":
"java.util.Map", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "Returns all the variables
from the current Exchange in a Map", "ognl": false, "suffix": "}" },
+ "xpath(input,exp)": { "index": 117, "kind": "function", "displayName":
"XPath", "group": "xml", "label": "xml", "required": false, "javaType":
"Object", "prefix": "${", "deprecated": false, "deprecationNote": "",
"autowired": false, "secret": false, "description": "When working with XML
data, then this allows using the XPath language, for example, to extract data
from the message body (in XML format). This requires having camel-xpath JAR on
the classpath. For input (optional), you ca [...]
}
}
diff --git
a/core/camel-core-languages/src/main/docs/modules/languages/pages/simple-language.adoc
b/core/camel-core-languages/src/main/docs/modules/languages/pages/simple-language.adoc
index 5ea6e5cc412b..9366a2863868 100644
---
a/core/camel-core-languages/src/main/docs/modules/languages/pages/simple-language.adoc
+++
b/core/camel-core-languages/src/main/docs/modules/languages/pages/simple-language.adoc
@@ -592,6 +592,8 @@ Functions to work with XML and JSon payloads.
|`jsonpath(input,exp)` | `Object` | Same as `jsonpath(exp)` but to use the
_input_ expression as the source of the JSon document.
|`pretty(exp)` | `String` | Converts the expression to a `String`, and
attempts to pretty print (if JSon or XML) otherwise return the value as-is.
|`prettyBody` | `String` | Converts the message body to a `String`, and
attempts to pretty print (if JSon or XML) otherwise return the value as-is.
+|`toJson(exp)` | `String` | Converts the expression to a JSon `String`
representation. String values are returned as-is, null values return null, all
other types are serialized to JSon.
+|`toJsonBody` | `String` | Converts the message body to a JSon `String`
representation. String values are returned as-is, null values return null, all
other types are serialized to JSon.
|`xpath(exp)` | `Object` | When working with XML data, then this allows using
the XPath language, for example, to extract data from the message body (in XML
format). This requires having camel-xpath JAR on the classpath.
|`xpath(input,exp)` | `Object` | When working with XML data, then this allows
using the XPath language, for example, to extract data from the message body
(in XML format). This requires having camel-xpath JAR on the classpath. For
input you can choose `header:key`, `exchangeProperty:key` or `variable:key` to
use as input for the JSon payload instead of the message body.
|====
diff --git
a/core/camel-core-languages/src/main/java/org/apache/camel/language/csimple/CSimpleHelper.java
b/core/camel-core-languages/src/main/java/org/apache/camel/language/csimple/CSimpleHelper.java
index 810c998e5f4d..c55afba93407 100644
---
a/core/camel-core-languages/src/main/java/org/apache/camel/language/csimple/CSimpleHelper.java
+++
b/core/camel-core-languages/src/main/java/org/apache/camel/language/csimple/CSimpleHelper.java
@@ -252,6 +252,23 @@ public final class CSimpleHelper {
return body;
}
+ public static String toJsonBody(Exchange exchange) {
+ Object body = exchange.getIn().getBody();
+ if (body == null) {
+ return null;
+ }
+ if (body instanceof String) {
+ return (String) body;
+ }
+ final java.io.StringWriter writer = new java.io.StringWriter();
+ try {
+ Jsoner.serializeCarelessly(body, writer);
+ } catch (final java.io.IOException caught) {
+ /* See StringWriter. */
+ }
+ return writer.toString();
+ }
+
private static String prettyXml(String rawXml) {
try {
boolean includeDeclaration = rawXml.startsWith("<?xml");
diff --git
a/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/SimpleConstants.java
b/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/SimpleConstants.java
index 5d2accbbdefa..ef385c54b9ee 100644
---
a/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/SimpleConstants.java
+++
b/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/SimpleConstants.java
@@ -314,6 +314,14 @@ public final class SimpleConstants {
javaType = "String", label = "json,xml")
public static final String PRETTY_BODY = "prettyBody";
+ @Metadata(description = "Converts the expression to JSon String
representation.",
+ label = "json", javaType = "String", displayName = "To JSon")
+ public static final String TO_JSON = "toJson(exp)";
+
+ @Metadata(description = "Converts the body to JSon String representation.",
+ javaType = "String", label = "json", displayName = "To JSon
Body")
+ public static final String TO_JSON_BODY = "toJsonBody";
+
@Metadata(description = "Lookup a property placeholder with the given key.
If the key does not exist nor has a value, then an optional default value can
be specified.",
label = "core", javaType = "String", displayName = "Property
Placeholder")
public static final String PROPERTIES = "properties:key:default";
diff --git
a/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/ast/SimpleFunctionExpression.java
b/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/ast/SimpleFunctionExpression.java
index b906b2fe758f..5ab85cba6f8a 100644
---
a/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/ast/SimpleFunctionExpression.java
+++
b/core/camel-core-languages/src/main/java/org/apache/camel/language/simple/ast/SimpleFunctionExpression.java
@@ -203,6 +203,18 @@ public class SimpleFunctionExpression extends
LiteralExpression {
return ExpressionBuilder.prettyExpression(inlined);
}
+ // toJson
+ remainder = ifStartsWithReturnRemainder("toJson(", function);
+ if (remainder != null) {
+ String exp = StringHelper.beforeLast(remainder, ")");
+ if (exp == null) {
+ throw new SimpleParserException("Valid syntax: ${toJson(exp)}
was: " + function, token.getIndex());
+ }
+ exp = StringHelper.removeLeadingAndEndingQuotes(exp);
+ Expression inlined =
camelContext.resolveLanguage("simple").createExpression(exp);
+ return ExpressionBuilder.toJsonExpression(inlined);
+ }
+
// file: prefix
remainder = ifStartsWithReturnRemainder("file:", function);
if (remainder != null) {
@@ -719,6 +731,8 @@ public class SimpleFunctionExpression extends
LiteralExpression {
return ExpressionBuilder.bodyTypeExpression();
} else if (ObjectHelper.equal(expression, "prettyBody")) {
return ExpressionBuilder.prettyBodyExpression();
+ } else if (ObjectHelper.equal(expression, "toJsonBody")) {
+ return ExpressionBuilder.toJsonBodyExpression();
} else if (ObjectHelper.equal(expression, "bodyOneLine")) {
return ExpressionBuilder.bodyOneLine();
} else if (ObjectHelper.equal(expression, "originalBody")) {
@@ -1987,6 +2001,8 @@ public class SimpleFunctionExpression extends
LiteralExpression {
return "bodyType(exchange)";
} else if (ObjectHelper.equal(expression, "prettyBody")) {
return "prettyBody(exchange)";
+ } else if (ObjectHelper.equal(expression, "toJsonBody")) {
+ return "toJsonBody(exchange)";
} else if (ObjectHelper.equal(expression, "bodyOneLine")) {
return "bodyOneLine(exchange)";
} else if (ObjectHelper.equal(expression, "id")) {
diff --git
a/core/camel-core/src/test/java/org/apache/camel/language/simple/SimpleTest.java
b/core/camel-core/src/test/java/org/apache/camel/language/simple/SimpleTest.java
index cc92d6dfc9ac..f9b8f90a19d9 100644
---
a/core/camel-core/src/test/java/org/apache/camel/language/simple/SimpleTest.java
+++
b/core/camel-core/src/test/java/org/apache/camel/language/simple/SimpleTest.java
@@ -3290,6 +3290,35 @@ public class SimpleTest extends LanguageTestSupport {
assertExpression(exchange, "${pretty(${body})}", "{\n\t\"name\":
\"Jack\",\n\t\"id\": 123\n}\n");
}
+ @Test
+ public void testToJson() {
+ // string body is returned as-is
+ exchange.getMessage().setBody("Hello");
+ assertExpression(exchange, "${toJson(${body})}", "Hello");
+ assertExpression(exchange, "${toJsonBody}", "Hello");
+
+ // map body is serialized to JSON
+ Map<String, Object> map = new LinkedHashMap<>();
+ map.put("name", "Jack");
+ map.put("id", 123);
+ exchange.getMessage().setBody(map);
+ assertExpression(exchange, "${toJson(${body})}",
"{\"name\":\"Jack\",\"id\":123}");
+ assertExpression(exchange, "${toJsonBody}",
"{\"name\":\"Jack\",\"id\":123}");
+
+ // list body is serialized to JSON array
+ exchange.getMessage().setBody(List.of("a", "b", "c"));
+ assertExpression(exchange, "${toJson(${body})}",
"[\"a\",\"b\",\"c\"]");
+
+ // null body
+ exchange.getMessage().setBody(null);
+ assertExpression(exchange, "${toJsonBody}", null);
+ assertExpression(exchange, "${toJson(${body})}", null);
+
+ // toJson with a header expression
+ exchange.getMessage().setHeader("myNum", 42);
+ assertExpression(exchange, "${toJson(${header.myNum})}", "42");
+ }
+
@Test
public void testTrimResult() {
exchange.getMessage().setBody("Camel ");
diff --git
a/core/camel-support/src/main/java/org/apache/camel/support/builder/ExpressionBuilder.java
b/core/camel-support/src/main/java/org/apache/camel/support/builder/ExpressionBuilder.java
index bd5fd489eb37..d880ff721027 100644
---
a/core/camel-support/src/main/java/org/apache/camel/support/builder/ExpressionBuilder.java
+++
b/core/camel-support/src/main/java/org/apache/camel/support/builder/ExpressionBuilder.java
@@ -2741,6 +2741,54 @@ public class ExpressionBuilder {
};
}
+ /**
+ * Returns the expression result serialized as a JSON string
+ */
+ public static Expression toJsonExpression(final Expression expression) {
+ return new ExpressionAdapter() {
+ @Override
+ public Object evaluate(Exchange exchange) {
+ Object value = expression.evaluate(exchange, Object.class);
+ if (value == null) {
+ return null;
+ }
+ if (value instanceof String) {
+ return value;
+ }
+ return serializeCarelessly(value);
+ }
+
+ @Override
+ public String toString() {
+ return "toJson(" + expression + ")";
+ }
+ };
+ }
+
+ /**
+ * Returns the message body serialized as a JSON string
+ */
+ public static Expression toJsonBodyExpression() {
+ return new ExpressionAdapter() {
+ @Override
+ public Object evaluate(Exchange exchange) {
+ Object body = exchange.getIn().getBody();
+ if (body == null) {
+ return null;
+ }
+ if (body instanceof String) {
+ return body;
+ }
+ return serializeCarelessly(body);
+ }
+
+ @Override
+ public String toString() {
+ return "toJsonBody";
+ }
+ };
+ }
+
/**
* Returns the expression for the message body as pretty formatted string
*/
@@ -2777,4 +2825,14 @@ public class ExpressionBuilder {
}
}
+ private static String serializeCarelessly(Object value) {
+ final java.io.StringWriter writer = new java.io.StringWriter();
+ try {
+ Jsoner.serializeCarelessly(value, writer);
+ } catch (final java.io.IOException caught) {
+ /* See StringWriter. */
+ }
+ return writer.toString();
+ }
+
}
diff --git
a/core/camel-util/src/main/java/org/apache/camel/util/SimpleUtils.java
b/core/camel-util/src/main/java/org/apache/camel/util/SimpleUtils.java
index ec9922efcbcd..749f981ecc56 100644
--- a/core/camel-util/src/main/java/org/apache/camel/util/SimpleUtils.java
+++ b/core/camel-util/src/main/java/org/apache/camel/util/SimpleUtils.java
@@ -130,6 +130,8 @@ public class SimpleUtils {
"threadid",
"threadname",
"throwexception",
+ "tojson",
+ "tojsonbody",
"trim",
"type",
"unquote",
