Hello Olivier,
your wish makes sense. You are right, only the specific ant tasks such as
javac/javadoc/javah which use java command line tools should worry about
tools.jar being around.
Before you open a bug report, let’s see whether other Ant committers have
opinions on this topic.
Regards,
Antoine
On Jun 11, 2014, at 3:36 AM, Olivier Croquette <ocroque...@free.fr> wrote:
> Hello,
>
> when using Ant with a JRE (instead of the JDK), the following message appears:
>
> Unable to locate tools.jar. Expected to find it in C:\Program
> Files\Java\jre7\lib\tools.jar
>
> It comes from getToolsJar() in
> "ant/src/main/org/apache/tools/ant/launch/Locator.java", which is called
> independently of the real need for the classes provided by tools.jar. They
> seem to be used only when building a Java application (see details below).
> However, Ant is also used for non Java builds, for instance DITA uses Ant,
> and seems to work just fine with a JRE. The only inconvenience is the message
> that appears in the logs.
>
> It would be great to get rid of the message in this case. What do you think ?
> Shall I open a bug report ?
>
>
> Here are the references to the classes contained in tools.jar, for the record:
>
> ant/build.xml: <available classname="com.sun.tools.javah.Main"/>
> ant/build.xml: <available classname="sun.tools.native2ascii.Main"/>
> ant/manual/Tasks/javadoc.html:
> <code>com.sun.tools.doclets.ToDoTaglet</code></a>)</td>
> ant/manual/Tasks/javadoc.html:you maybe get a
> <tt>java.lang.ClassCastException: com.sun.tools.javadoc.ClassDocImpl</tt>.
> ant/src/etc/testcases/taskdefs/rmic/rmic.xml: <available
> property="rmic.present" classname="sun.rmi.rmic.Main"/>
> ant/src/main/org/apache/tools/ant/launch/Locator.java:
> Class.forName("sun.tools.javac.Main");
> ant/src/main/org/apache/tools/ant/launch/Locator.java:
> Class.forName("com.sun.tools.javac.Main");
> ant/src/main/org/apache/tools/ant/taskdefs/compilers/AptCompilerAdapter.java:
> public static final String APT_ENTRY_POINT = "com.sun.tools.apt.Main";
> ant/src/main/org/apache/tools/ant/taskdefs/compilers/CompilerAdapterFactory.java:
> private static final String MODERN_COMPILER = "com.sun.tools.javac.Main";
> ant/src/main/org/apache/tools/ant/taskdefs/compilers/Javac12.java:
> protected static final String CLASSIC_COMPILER_CLASSNAME =
> "sun.tools.javac.Main";
> ant/src/main/org/apache/tools/ant/taskdefs/compilers/Javac13.java:
> Class c = Class.forName ("com.sun.tools.javac.Main");
> ant/src/main/org/apache/tools/ant/taskdefs/optional/javah/SunJavah.java:
> c = Class.forName("com.sun.tools.javah.Main");
> ant/src/main/org/apache/tools/ant/taskdefs/optional/javah/SunJavah.java:
> c = Class.forName("com.sun.tools.javah.oldjavah.Main");
> ant/src/main/org/apache/tools/ant/taskdefs/optional/javah/SunJavah.java: *
> Adapter to com.sun.tools.javah.oldjavah.Main or com.sun.tools.javah.Main.
> ant/src/main/org/apache/tools/ant/taskdefs/optional/jsp/WLJspc.java:
> args[j++] = "sun.tools.javac.Main";
> ant/src/main/org/apache/tools/ant/taskdefs/optional/native2ascii/SunNative2Ascii.java:
> + "sun.tools.native2ascii.Main");
> ant/src/main/org/apache/tools/ant/taskdefs/optional/native2ascii/SunNative2Ascii.java:
> Class n2aMain = Class.forName("sun.tools.native2ascii.Main");
> ant/src/main/org/apache/tools/ant/taskdefs/optional/native2ascii/SunNative2Ascii.java:
> * Adapter to sun.tools.native2ascii.Main.
> ant/src/main/org/apache/tools/ant/taskdefs/rmic/SunRmic.java: public
> static final String RMIC_CLASSNAME = "sun.rmi.rmic.Main";
>
>
> Olivier
>
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