forked from apache/maven-surefire
/
EventChannelEncoder.java
435 lines (382 loc) · 17.5 KB
/
EventChannelEncoder.java
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package org.apache.maven.surefire.booter.spi;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import org.apache.maven.plugin.surefire.log.api.ConsoleLoggerUtils;
import org.apache.maven.surefire.api.booter.DumpErrorSingleton;
import org.apache.maven.surefire.api.booter.ForkedProcessEventType;
import org.apache.maven.surefire.api.booter.MasterProcessChannelEncoder;
import org.apache.maven.surefire.api.report.ReportEntry;
import org.apache.maven.surefire.api.report.RunMode;
import org.apache.maven.surefire.api.report.SafeThrowable;
import org.apache.maven.surefire.api.report.StackTraceWriter;
import org.apache.maven.surefire.api.report.TestOutputReportEntry;
import org.apache.maven.surefire.api.report.TestSetReportEntry;
import org.apache.maven.surefire.api.util.internal.WritableBufferedByteChannel;
import org.apache.maven.surefire.booter.stream.EventEncoder;
import javax.annotation.Nonnull;
import java.io.IOException;
import java.nio.Buffer;
import java.nio.ByteBuffer;
import java.nio.channels.ClosedChannelException;
import java.nio.charset.CharsetEncoder;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;
import java.util.concurrent.atomic.AtomicBoolean;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_BYE;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_CONSOLE_DEBUG;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_CONSOLE_ERROR;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_CONSOLE_INFO;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_CONSOLE_WARNING;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_JVM_EXIT_ERROR;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_NEXT_TEST;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_STDERR;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_STDERR_NEW_LINE;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_STDOUT;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_STDOUT_NEW_LINE;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_STOP_ON_NEXT_TEST;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_SYSPROPS;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TESTSET_COMPLETED;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TESTSET_STARTING;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TEST_ASSUMPTIONFAILURE;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TEST_ERROR;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TEST_FAILED;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TEST_SKIPPED;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TEST_STARTING;
import static org.apache.maven.surefire.api.booter.ForkedProcessEventType.BOOTERCODE_TEST_SUCCEEDED;
/**
* magic number : opcode : run mode [: opcode specific data]*
* <br>
*
* @author <a href="mailto:tibordigana@apache.org">Tibor Digana (tibor17)</a>
* @since 3.0.0-M4
*/
@SuppressWarnings( "checkstyle:linelength" )
public class EventChannelEncoder extends EventEncoder implements MasterProcessChannelEncoder
{
private final AtomicBoolean trouble = new AtomicBoolean();
private volatile boolean onExit;
/**
* The encoder for events.
*
* @param out the channel available for writing the events
*/
public EventChannelEncoder( @Nonnull WritableBufferedByteChannel out )
{
super( out );
}
@Override
public boolean checkError()
{
return trouble.get();
}
@Override
public void onJvmExit()
{
onExit = true;
write( ByteBuffer.wrap( new byte[] {'\n'} ), true );
}
void encodeSystemProperties( Map<String, String> sysProps, RunMode runMode, Long testRunId )
{
CharsetEncoder encoder = newCharsetEncoder();
ByteBuffer result = null;
for ( Iterator<Entry<String, String>> it = sysProps.entrySet().iterator(); it.hasNext(); )
{
Entry<String, String> entry = it.next();
String key = entry.getKey();
String value = entry.getValue();
int bufferLength =
estimateBufferLength( BOOTERCODE_SYSPROPS.getOpcode().length(), runMode, encoder, 0, 1, key, value );
result = result != null && result.capacity() >= bufferLength ? result : ByteBuffer.allocate( bufferLength );
( (Buffer) result ).clear();
// :maven-surefire-event:sys-prop:<runMode>:<testRunId>:UTF-8:<integer>:<key>:<integer>:<value>:
encode( encoder, result, BOOTERCODE_SYSPROPS, runMode, testRunId, key, value );
boolean sync = !it.hasNext();
write( result, sync );
}
}
@Override
public void testSetStarting( TestSetReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TESTSET_STARTING, reportEntry, trimStackTraces, true );
}
@Override
public void testSetCompleted( TestSetReportEntry reportEntry, boolean trimStackTraces )
{
encodeSystemProperties( reportEntry.getSystemProperties(), reportEntry.getRunMode(), reportEntry.getTestRunId() );
encode( BOOTERCODE_TESTSET_COMPLETED, reportEntry, trimStackTraces, true );
}
@Override
public void testStarting( ReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TEST_STARTING, reportEntry, trimStackTraces, true );
}
@Override
public void testSucceeded( ReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TEST_SUCCEEDED, reportEntry, trimStackTraces, true );
}
@Override
public void testFailed( ReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TEST_FAILED, reportEntry, trimStackTraces, true );
}
@Override
public void testSkipped( ReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TEST_SKIPPED, reportEntry, trimStackTraces, true );
}
@Override
public void testError( ReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TEST_ERROR, reportEntry, trimStackTraces, true );
}
@Override
public void testAssumptionFailure( ReportEntry reportEntry, boolean trimStackTraces )
{
encode( BOOTERCODE_TEST_ASSUMPTIONFAILURE, reportEntry, trimStackTraces, true );
}
@Override
public void testOutput( TestOutputReportEntry reportEntry )
{
boolean stdout = reportEntry.isStdOut();
boolean newLine = reportEntry.isNewLine();
String msg = reportEntry.getLog();
ForkedProcessEventType event =
stdout ? ( newLine ? BOOTERCODE_STDOUT_NEW_LINE : BOOTERCODE_STDOUT )
: ( newLine ? BOOTERCODE_STDERR_NEW_LINE : BOOTERCODE_STDERR );
setOutErr( event, reportEntry.getRunMode(), reportEntry.getTestRunId(), msg );
}
private void setOutErr( ForkedProcessEventType eventType, RunMode runMode, Long testRunId, String message )
{
ByteBuffer result = encodeMessage( eventType, runMode, testRunId, message );
write( result, false );
}
@Override
public void consoleInfoLog( String message )
{
ByteBuffer result = encodeMessage( BOOTERCODE_CONSOLE_INFO, message );
write( result, true );
}
@Override
public void consoleErrorLog( String message )
{
consoleErrorLog( message, null );
}
@Override
public void consoleErrorLog( Throwable t )
{
consoleErrorLog( t.getLocalizedMessage(), t );
}
@Override
public void consoleErrorLog( String message, Throwable t )
{
CharsetEncoder encoder = newCharsetEncoder();
String stackTrace = t == null ? null : ConsoleLoggerUtils.toString( t );
int bufferMaxLength = estimateBufferLength( BOOTERCODE_CONSOLE_ERROR.getOpcode().length(), null, encoder, 0, 0,
message, null, stackTrace );
ByteBuffer result = ByteBuffer.allocate( bufferMaxLength );
encodeHeader( result, BOOTERCODE_CONSOLE_ERROR );
encodeCharset( result );
encode( encoder, result, message, null, stackTrace );
write( result, true );
}
@Override
public void consoleErrorLog( StackTraceWriter stackTraceWriter, boolean trimStackTraces )
{
error( stackTraceWriter, trimStackTraces, BOOTERCODE_CONSOLE_ERROR, true );
}
@Override
public void consoleDebugLog( String message )
{
ByteBuffer result = encodeMessage( BOOTERCODE_CONSOLE_DEBUG, message );
write( result, true );
}
@Override
public void consoleWarningLog( String message )
{
ByteBuffer result = encodeMessage( BOOTERCODE_CONSOLE_WARNING, message );
write( result, true );
}
@Override
public void bye()
{
encodeOpcode( BOOTERCODE_BYE, true );
}
@Override
public void stopOnNextTest()
{
encodeOpcode( BOOTERCODE_STOP_ON_NEXT_TEST, true );
}
@Override
public void acquireNextTest()
{
encodeOpcode( BOOTERCODE_NEXT_TEST, true );
}
@Override
public void sendExitError( StackTraceWriter stackTraceWriter, boolean trimStackTraces )
{
error( stackTraceWriter, trimStackTraces, BOOTERCODE_JVM_EXIT_ERROR, true );
}
private void error( StackTraceWriter stackTraceWriter, boolean trimStackTraces, ForkedProcessEventType eventType,
@SuppressWarnings( "SameParameterValue" ) boolean sync )
{
CharsetEncoder encoder = newCharsetEncoder();
StackTrace stackTraceWrapper = new StackTrace( stackTraceWriter, trimStackTraces );
int bufferMaxLength = estimateBufferLength( eventType.getOpcode().length(), null, encoder, 0, 0,
stackTraceWrapper.message, stackTraceWrapper.smartTrimmedStackTrace, stackTraceWrapper.stackTrace );
ByteBuffer result = ByteBuffer.allocate( bufferMaxLength );
encodeHeader( result, eventType );
encodeCharset( result );
encode( encoder, result, stackTraceWrapper );
write( result, sync );
}
// example
// :maven-surefire-event:testset-starting:rerun-test-after-failure:1:5:UTF-8:<integer>:SourceName:<integer>:SourceText:<integer>:Name:<integer>:NameText:<integer>:Group:<integer>:Message:<integer>:ElapsedTime:<integer>:LocalizedMessage:<integer>:SmartTrimmedStackTrace:<integer>:toStackTrace( stw, trimStackTraces ):<integer>:
private void encode( ForkedProcessEventType operation, ReportEntry reportEntry,
boolean trimStackTraces, @SuppressWarnings( "SameParameterValue" ) boolean sync )
{
ByteBuffer result = encode( operation, reportEntry, trimStackTraces );
write( result, sync );
}
private void encodeOpcode( ForkedProcessEventType eventType, boolean sync )
{
int bufferMaxLength = estimateBufferLength( eventType.getOpcode().length(), null, null, 0, 0 );
ByteBuffer result = ByteBuffer.allocate( bufferMaxLength );
encodeHeader( result, eventType );
write( result, sync );
}
@Override
protected void write( ByteBuffer frame, boolean sync )
{
final boolean wasInterrupted = Thread.interrupted();
try
{
super.write( frame, sync );
}
catch ( ClosedChannelException e )
{
if ( !onExit )
{
String event = new String( frame.array(), frame.arrayOffset() + ( (Buffer) frame ).position(), frame.remaining(),
getCharset() );
DumpErrorSingleton.getSingleton()
.dumpException( e, "Channel closed while writing the event '" + event + "'." );
}
}
catch ( IOException e )
{
if ( trouble.compareAndSet( false, true ) )
{
DumpErrorSingleton.getSingleton()
.dumpException( e );
}
}
finally
{
if ( wasInterrupted )
{
Thread.currentThread().interrupt();
}
}
}
private void encode( CharsetEncoder encoder, ByteBuffer result, StackTrace stw )
{
encode( encoder, result, stw.message, stw.smartTrimmedStackTrace, stw.stackTrace );
}
private void encode( CharsetEncoder encoder, ByteBuffer result,
String message, String smartStackTrace, String stackTrace )
{
encodeString( encoder, result, message );
encodeString( encoder, result, smartStackTrace );
encodeString( encoder, result, stackTrace );
}
/**
* Used operations:<br>
* <ul>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TESTSET_STARTING},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TESTSET_COMPLETED},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TEST_STARTING},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TEST_SUCCEEDED},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TEST_FAILED},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TEST_ERROR},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TEST_SKIPPED},</li>
* <li>{@link ForkedProcessEventType#BOOTERCODE_TEST_ASSUMPTIONFAILURE}.</li>
* </ul>
*/
ByteBuffer encode( ForkedProcessEventType operation, ReportEntry reportEntry, boolean trimStackTraces )
{
StackTrace stackTraceWrapper = new StackTrace( reportEntry.getStackTraceWriter(), trimStackTraces );
CharsetEncoder encoder = newCharsetEncoder();
int bufferMaxLength = estimateBufferLength( operation.getOpcode().length(), reportEntry.getRunMode(), encoder,
1, 1, reportEntry.getSourceName(), reportEntry.getSourceText(), reportEntry.getName(),
reportEntry.getNameText(), reportEntry.getGroup(), reportEntry.getMessage(), stackTraceWrapper.message,
stackTraceWrapper.smartTrimmedStackTrace, stackTraceWrapper.stackTrace );
ByteBuffer result = ByteBuffer.allocate( bufferMaxLength );
encodeHeader( result, operation, reportEntry.getRunMode(), reportEntry.getTestRunId() );
encodeCharset( result );
encodeString( encoder, result, reportEntry.getSourceName() );
encodeString( encoder, result, reportEntry.getSourceText() );
encodeString( encoder, result, reportEntry.getName() );
encodeString( encoder, result, reportEntry.getNameText() );
encodeString( encoder, result, reportEntry.getGroup() );
encodeString( encoder, result, reportEntry.getMessage() );
encodeInteger( result, reportEntry.getElapsed() );
encode( encoder, result, stackTraceWrapper );
return result;
}
ByteBuffer encodeMessage( ForkedProcessEventType eventType, RunMode runMode, Long testRunId, String message )
{
CharsetEncoder encoder = newCharsetEncoder();
int bufferMaxLength = estimateBufferLength( eventType.getOpcode().length(), runMode, encoder, 0,
1, message );
ByteBuffer result = ByteBuffer.allocate( bufferMaxLength );
encode( encoder, result, eventType, runMode, testRunId, message );
return result;
}
ByteBuffer encodeMessage( ForkedProcessEventType eventType, String message )
{
CharsetEncoder encoder = newCharsetEncoder();
int bufferMaxLength = estimateBufferLength( eventType.getOpcode().length(), null, encoder, 0, 0, message );
ByteBuffer result = ByteBuffer.allocate( bufferMaxLength );
encode( encoder, result, eventType, message );
return result;
}
private static String toStackTrace( StackTraceWriter stw, boolean trimStackTraces )
{
if ( stw == null )
{
return null;
}
return trimStackTraces ? stw.writeTrimmedTraceToString() : stw.writeTraceToString();
}
private static final class StackTrace
{
final String message;
final String smartTrimmedStackTrace;
final String stackTrace;
StackTrace( StackTraceWriter stackTraceWriter, boolean trimStackTraces )
{
SafeThrowable throwable = stackTraceWriter == null ? null : stackTraceWriter.getThrowable();
message = throwable == null ? null : throwable.getLocalizedMessage();
smartTrimmedStackTrace = stackTraceWriter == null ? null : stackTraceWriter.smartTrimmedStackTrace();
stackTrace = stackTraceWriter == null ? null : toStackTrace( stackTraceWriter, trimStackTraces );
}
}
}