[ https://issues.apache.org/jira/browse/FLINK-7430?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Peter Ertl updated FLINK-7430: ------------------------------ Description: The class *ContinuousFileReaderOperator* is swallowing exceptions as the following example demonstrates: {code:java} package org.apache.flink.streaming.examples; import java.io.File; import java.io.IOException; import org.apache.flink.api.common.io.OutputFormat; import org.apache.flink.configuration.Configuration; import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; public class FormatExceptionSwallowed { public static void main(String[] args) throws Exception { final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment(); File bla = File.createTempFile("foo", "baz"); env.readTextFile(bla.getCanonicalPath()) .writeUsingOutputFormat(new OutputFormat<String>() { @Override public void configure(final Configuration parameters) { } @Override public void open(final int taskNumber, final int numTasks) throws IOException { } @Override public void writeRecord(final String record) throws IOException { throw new IllegalArgumentException("bla"); } @Override public void close() throws IOException { } }); env.execute("go"); // JOB TERMINATES WITH NO EXCEPTION / ERROR whatsoever ... } } {code} was: The class *ContinuousFileReaderOperator* is swallowing exception as the following example demonstrates: {code:java} package org.apache.flink.streaming.examples; import java.io.File; import java.io.IOException; import org.apache.flink.api.common.io.OutputFormat; import org.apache.flink.configuration.Configuration; import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; public class FormatExceptionSwallowed { public static void main(String[] args) throws Exception { final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment(); File bla = File.createTempFile("foo", "baz"); env.readTextFile(bla.getCanonicalPath()) .writeUsingOutputFormat(new OutputFormat<String>() { @Override public void configure(final Configuration parameters) { } @Override public void open(final int taskNumber, final int numTasks) throws IOException { } @Override public void writeRecord(final String record) throws IOException { throw new IllegalArgumentException("bla"); } @Override public void close() throws IOException { } }); env.execute("go"); // JOB TERMINATES WITH NO EXCEPTION / ERROR whatsoever ... } } {code} > ContinuousFileReaderOperator swallows exceptions > ------------------------------------------------ > > Key: FLINK-7430 > URL: https://issues.apache.org/jira/browse/FLINK-7430 > Project: Flink > Issue Type: Bug > Components: DataStream API > Affects Versions: 1.3.2 > Environment: - macOS 10.12.6 > - Oracle JDK 1.8.0_144 > - Flink 1.3.2 > Reporter: Peter Ertl > > The class *ContinuousFileReaderOperator* is swallowing exceptions as the > following example demonstrates: > {code:java} > package org.apache.flink.streaming.examples; > import java.io.File; > import java.io.IOException; > import org.apache.flink.api.common.io.OutputFormat; > import org.apache.flink.configuration.Configuration; > import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; > public class FormatExceptionSwallowed { > public static void main(String[] args) throws Exception { > final StreamExecutionEnvironment env = > StreamExecutionEnvironment.getExecutionEnvironment(); > File bla = File.createTempFile("foo", "baz"); > env.readTextFile(bla.getCanonicalPath()) > .writeUsingOutputFormat(new OutputFormat<String>() { > @Override > public void configure(final Configuration > parameters) { > } > @Override > public void open(final int taskNumber, final > int numTasks) throws IOException { > } > @Override > public void writeRecord(final String record) > throws IOException { > throw new > IllegalArgumentException("bla"); > } > @Override > public void close() throws IOException { > } > }); > env.execute("go"); > > // JOB TERMINATES WITH NO EXCEPTION / ERROR whatsoever ... > } > } > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029)