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[MNG-4186] Provide an exact pointer to documentation specific to each known exception that can occur 

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-3/trunk@827792 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Benjamin Bentmann 2009-10-20 21:08:08 +00:00
parent 6e6f881bc8
commit 504f5bca65
17 changed files with 507 additions and 267 deletions
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81
maven-compat/src/main/java/org/apache/maven/artifact/resolver/AbstractArtifactResolutionException.java
View File

@ -78,7 +78,7 @@ public class AbstractArtifactResolutionException
Throwable t )
{
super( constructMessageBase( message, groupId, artifactId, version, type, remoteRepositories, path ), t );
this.originalMessage = message;
this.groupId = groupId;
this.artifactId = artifactId;
@ -196,50 +196,55 @@ public class AbstractArtifactResolutionException
StringBuilder sb = new StringBuilder();
sb.append( message );
sb.append( LS );
sb.append( " " + groupId + ":" + artifactId + ":" + type + ":" + version );
sb.append( LS );
if ( remoteRepositories != null )
if ( message == null || !message.contains( "from the specified remote repositories:" ) )
{
sb.append( LS );
sb.append( "from the specified remote repositories:" );
sb.append( LS + " " );
if ( remoteRepositories.isEmpty() )
sb.append( " " + groupId + ":" + artifactId + ":" + type + ":" + version );
sb.append( LS );
if ( remoteRepositories != null )
{
sb.append( "(none)" );
sb.append( LS );
sb.append( "from the specified remote repositories:" );
sb.append( LS + " " );
if ( remoteRepositories.isEmpty() )
{
sb.append( "(none)" );
}
for ( Iterator<ArtifactRepository> i = remoteRepositories.iterator(); i.hasNext(); )
{
ArtifactRepository remoteRepository = i.next();
sb.append( remoteRepository.getId() );
sb.append( " (" );
sb.append( remoteRepository.getUrl() );
ArtifactRepositoryPolicy releases = remoteRepository.getReleases();
if ( releases != null )
{
sb.append( ", releases=" ).append( releases.isEnabled() );
}
ArtifactRepositoryPolicy snapshots = remoteRepository.getSnapshots();
if ( snapshots != null )
{
sb.append( ", snapshots=" ).append( snapshots.isEnabled() );
}
sb.append( ")" );
if ( i.hasNext() )
{
sb.append( "," ).append( LS ).append( " " );
}
}
}
for ( Iterator<ArtifactRepository> i = remoteRepositories.iterator(); i.hasNext(); )
{
ArtifactRepository remoteRepository = i.next();
sb.append( remoteRepository.getId() );
sb.append( " (" );
sb.append( remoteRepository.getUrl() );
ArtifactRepositoryPolicy releases = remoteRepository.getReleases();
if ( releases != null )
{
sb.append( ", releases=" ).append( releases.isEnabled() );
}
ArtifactRepositoryPolicy snapshots = remoteRepository.getSnapshots();
if ( snapshots != null )
{
sb.append( ", snapshots=" ).append( snapshots.isEnabled() );
}
sb.append( ")" );
if ( i.hasNext() )
{
sb.append( "," ).append( LS ).append( " " );
}
}
sb.append( constructArtifactPath( path, "" ) );
sb.append( LS );
}
sb.append( constructArtifactPath( path, "" ) );
sb.append( LS );
return sb.toString();
}

44
maven-compat/src/main/java/org/apache/maven/repository/LocalRepositoryNotAccessibleException.java Normal file
View File

@ -0,0 +1,44 @@
package org.apache.maven.repository;
/*
* 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 java.io.IOException;
/**
* Signals a failure to store files within the local repository.
*
* @author Benjamin Bentmann
*/
public class LocalRepositoryNotAccessibleException
extends IOException
{
public LocalRepositoryNotAccessibleException( String message, Throwable cause )
{
super( message );
initCause( cause );
}
public LocalRepositoryNotAccessibleException( String message )
{
super( message );
}
}

19
maven-compat/src/main/java/org/apache/maven/repository/legacy/DefaultWagonManager.java
View File

@ -122,6 +122,8 @@ public class DefaultWagonManager
public void getArtifact( Artifact artifact, List<ArtifactRepository> remoteRepositories, TransferListener downloadMonitor, boolean force )
throws TransferFailedException, ResourceDoesNotExistException
{
TransferFailedException tfe = null;
for ( ArtifactRepository repository : remoteRepositories )
{
try
@ -139,18 +141,29 @@ public class DefaultWagonManager
// This one we will eat when looking through remote repositories
// because we want to cycle through them all before squawking.
logger.debug( "Unable to find resource '" + artifact.getId() + "' in repository " + repository.getId() + " (" + repository.getUrl() + ")", e );
logger.debug( "Unable to find resource '" + artifact.getId() + "' in repository " + repository.getId()
+ " (" + repository.getUrl() + ")", e );
}
catch ( TransferFailedException e )
{
logger.debug( "Unable to get resource '" + artifact.getId() + "' from repository " + repository.getId() + " (" + repository.getUrl() + ")", e );
tfe = e;
logger.debug( "Unable to get resource '" + artifact.getId() + "' from repository " + repository.getId()
+ " (" + repository.getUrl() + ")", e );
}
}
// if it already exists locally we were just trying to force it - ignore the update
if ( !artifact.getFile().exists() )
{
throw new ResourceDoesNotExistException( "Unable to download the artifact from any repository" );
if ( tfe != null )
{
throw tfe;
}
else
{
throw new ResourceDoesNotExistException( "Unable to download the artifact from any repository" );
}
}
}

46
maven-core/src/main/java/org/apache/maven/DefaultMaven.java
View File

@ -29,9 +29,6 @@ import java.util.List;
import java.util.Map;
import org.apache.maven.artifact.ArtifactUtils;
import org.apache.maven.exception.DefaultExceptionHandler;
import org.apache.maven.exception.ExceptionHandler;
import org.apache.maven.exception.ExceptionSummary;
import org.apache.maven.execution.DefaultLifecycleEvent;
import org.apache.maven.execution.DefaultMavenExecutionResult;
import org.apache.maven.execution.DuplicateProjectException;
@ -50,6 +47,7 @@ import org.apache.maven.project.ProjectBuildingException;
import org.apache.maven.project.ProjectBuildingRequest;
import org.apache.maven.project.ProjectBuildingResult;
import org.apache.maven.repository.DelegatingLocalArtifactRepository;
import org.apache.maven.repository.LocalRepositoryNotAccessibleException;
import org.codehaus.plexus.PlexusContainer;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
@ -92,14 +90,18 @@ public class DefaultMaven
public MavenExecutionResult execute( MavenExecutionRequest request )
{
MavenExecutionResult result;
try
{
return doExecute( request );
result = doExecute( request );
}
catch ( OutOfMemoryError e )
{
return processResult( new DefaultMavenExecutionResult(), e );
result = processResult( new DefaultMavenExecutionResult(), e );
}
return result;
}
private MavenExecutionResult doExecute( MavenExecutionRequest request )
@ -113,8 +115,18 @@ public class DefaultMaven
request.setStartTime( new Date() );
MavenExecutionResult result = new DefaultMavenExecutionResult();
DelegatingLocalArtifactRepository delegatingLocalArtifactRepository = new DelegatingLocalArtifactRepository( request.getLocalRepository() );
try
{
validateLocalRepository( request );
}
catch ( LocalRepositoryNotAccessibleException e )
{
return processResult( result, e );
}
DelegatingLocalArtifactRepository delegatingLocalArtifactRepository =
new DelegatingLocalArtifactRepository( request.getLocalRepository() );
request.setLocalRepository( delegatingLocalArtifactRepository );
@ -229,6 +241,18 @@ public class DefaultMaven
return result;
}
private void validateLocalRepository( MavenExecutionRequest request )
throws LocalRepositoryNotAccessibleException
{
File localRepoDir = request.getLocalRepositoryPath();
localRepoDir.mkdirs();
if ( !localRepoDir.isDirectory() )
{
throw new LocalRepositoryNotAccessibleException( "Could not create local repository at " + localRepoDir );
}
}
private Collection<AbstractMavenLifecycleParticipant> getLifecycleParticipants( Collection<MavenProject> projects )
{
Collection<AbstractMavenLifecycleParticipant> lifecycleListeners =
@ -279,17 +303,11 @@ public class DefaultMaven
private MavenExecutionResult processResult( MavenExecutionResult result, Throwable e )
{
ExceptionHandler handler = new DefaultExceptionHandler();
ExceptionSummary es = handler.handleException( e );
if ( !result.getExceptions().contains( e ) )
{
result.addException( e );
}
result.setExceptionSummary( es );
return result;
}

224
maven-core/src/main/java/org/apache/maven/exception/DefaultExceptionHandler.java
View File

@ -19,16 +19,17 @@ package org.apache.maven.exception;
* under the License.
*/
import org.apache.maven.artifact.resolver.ArtifactNotFoundException;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;
import org.apache.maven.plugin.CycleDetectedInPluginGraphException;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.List;
import org.apache.maven.model.building.ModelProblem;
import org.apache.maven.plugin.AbstractMojoExecutionException;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;
import org.apache.maven.plugin.PluginResolutionException;
import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
import org.apache.maven.plugin.PluginExecutionException;
import org.apache.maven.project.ProjectBuildingException;
import org.apache.maven.project.ProjectBuildingResult;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.util.StringUtils;
@ -79,73 +80,162 @@ Plugins:
public class DefaultExceptionHandler
implements ExceptionHandler
{
public ExceptionSummary handleException( Throwable exception )
{
String message;
String reference = "http://";
// Plugin problems
if ( exception instanceof PluginNotFoundException )
{
message = exception.getMessage();
}
else if ( exception instanceof PluginResolutionException )
{
message = exception.getMessage();
}
else if ( exception instanceof PluginDescriptorParsingException )
{
message = exception.getMessage();
}
else if ( exception instanceof CycleDetectedInPluginGraphException )
{
message = exception.getMessage();
}
else if ( exception instanceof NoPluginFoundForPrefixException )
{
message = exception.getMessage();
}
// Project dependency downloading problems.
else if ( exception instanceof ArtifactNotFoundException )
{
message = exception.getMessage();
}
else if ( exception instanceof ArtifactResolutionException )
{
message = exception.getMessage();
}
// Mojo problems
else if ( exception instanceof MojoNotFoundException )
{
message = exception.getMessage();
}
else if ( exception instanceof MojoFailureException )
{
message = ((MojoFailureException)exception).getLongMessage();
return handle( "", exception );
}
if ( StringUtils.isEmpty( message ) )
{
message = exception.getMessage();
}
}
else if ( exception instanceof MojoExecutionException )
{
message = ((MojoExecutionException)exception).getLongMessage();
private ExceptionSummary handle( String message, Throwable exception )
{
String reference = getReference( exception );
if ( StringUtils.isEmpty( message ) )
List<ExceptionSummary> children = null;
if ( exception instanceof ProjectBuildingException )
{
List<ProjectBuildingResult> results = ( (ProjectBuildingException) exception ).getResults();
children = new ArrayList<ExceptionSummary>();
for ( ProjectBuildingResult result : results )
{
message = exception.getMessage();
ExceptionSummary child = handle( result );
if ( child != null )
{
children.add( child );
}
}
message = "The build could not read " + children.size() + " project" + ( children.size() == 1 ? "" : "s" );
}
else
{
message = exception.getMessage();
}
return new ExceptionSummary( exception, message, reference );
message = getMessage( message, exception );
}
return new ExceptionSummary( exception, message, reference, children );
}
private ExceptionSummary handle( ProjectBuildingResult result )
{
List<ExceptionSummary> children = new ArrayList<ExceptionSummary>();
for ( ModelProblem problem : result.getProblems() )
{
ExceptionSummary child = handle( problem );
if ( child != null )
{
children.add( child );
}
}
if ( children.isEmpty() )
{
return null;
}
String message =
"The project " + result.getProjectId() + " (" + result.getPomFile() + ") has " + children.size() + " error"
+ ( children.size() == 1 ? "" : "s" );
return new ExceptionSummary( null, message, null, children );
}
private ExceptionSummary handle( ModelProblem problem )
{
if ( ModelProblem.Severity.ERROR.compareTo( problem.getSeverity() ) >= 0 )
{
return handle( problem.getMessage(), problem.getException() );
}
else
{
return null;
}
}
private String getReference( Throwable exception )
{
String reference = "";
if ( exception != null )
{
if ( exception instanceof MojoExecutionException )
{
reference = MojoExecutionException.class.getSimpleName();
}
else if ( exception instanceof MojoFailureException )
{
reference = MojoFailureException.class.getSimpleName();
}
else if ( exception instanceof LinkageError )
{
reference = LinkageError.class.getSimpleName();
}
else if ( exception instanceof PluginExecutionException )
{
reference = getReference( exception.getCause() );
if ( StringUtils.isEmpty( reference ) )
{
reference = exception.getClass().getSimpleName();
}
}
else if ( !( exception instanceof RuntimeException ) )
{
reference = exception.getClass().getSimpleName();
}
}
if ( StringUtils.isNotEmpty( reference ) && !reference.startsWith( "http:" ) )
{
reference = "http://cwiki.apache.org/confluence/display/MAVEN/" + reference;
}
return reference;
}
private String getMessage( String message, Throwable exception )
{
String fullMessage = ( message != null ) ? message : "";
for ( Throwable t = exception; t != null; t = t.getCause() )
{
String exceptionMessage = t.getMessage();
if ( t instanceof AbstractMojoExecutionException )
{
String longMessage = ( (AbstractMojoExecutionException) t ).getLongMessage();
if ( StringUtils.isNotEmpty( longMessage ) )
{
exceptionMessage = longMessage;
}
}
if ( t instanceof UnknownHostException && !fullMessage.contains( "host" ) )
{
if ( fullMessage.length() > 0 )
{
fullMessage += ": ";
}
fullMessage += "Unknown host " + exceptionMessage;
}
else if ( !fullMessage.contains( exceptionMessage ) )
{
if ( fullMessage.length() > 0 )
{
fullMessage += ": ";
}
fullMessage += exceptionMessage;
}
}
if ( StringUtils.isEmpty( fullMessage ) && exception != null )
{
fullMessage = exception.toString();
}
return fullMessage.trim();
}
}

28
maven-core/src/main/java/org/apache/maven/exception/ExceptionSummary.java
View File

@ -19,6 +19,9 @@ package org.apache.maven.exception;
* under the License.
*/
import java.util.Collections;
import java.util.List;
// provide a
// - the exception
// - useful message
@ -28,17 +31,26 @@ package org.apache.maven.exception;
public class ExceptionSummary
{
private Throwable exception;
private String message;
private String reference;
private List<ExceptionSummary> children;
public ExceptionSummary( Throwable exception, String message, String reference )
{
this( exception, message, reference, null );
}
public ExceptionSummary( Throwable exception, String message, String reference, List<ExceptionSummary> children )
{
this.exception = exception;
this.message = message;
this.reference = reference;
this.message = ( message != null ) ? message : "";
this.reference = ( reference != null ) ? reference : "";
this.children = ( children != null ) ? children : Collections.<ExceptionSummary> emptyList();
}
public Throwable getException()
@ -54,5 +66,11 @@ public class ExceptionSummary
public String getReference()
{
return reference;
}
}
public List<ExceptionSummary> getChildren()
{
return children;
}
}

5
maven-core/src/main/java/org/apache/maven/execution/DefaultMavenExecutionRequest.java
View File

@ -426,6 +426,11 @@ public class DefaultMavenExecutionRequest
{
this.localRepository = localRepository;
if ( localRepository != null )
{
setLocalRepositoryPath( new File( localRepository.getBasedir() ).getAbsoluteFile() );
}
return this;
}

15
maven-core/src/main/java/org/apache/maven/execution/DefaultMavenExecutionResult.java
View File

@ -26,7 +26,6 @@ import java.util.List;
import java.util.Map;
import org.apache.maven.artifact.resolver.ArtifactResolutionResult;
import org.apache.maven.exception.ExceptionSummary;
import org.apache.maven.project.MavenProject;
/** @author Jason van Zyl */
@ -41,8 +40,6 @@ public class DefaultMavenExecutionResult
private List<Throwable> exceptions;
private ExceptionSummary exceptionSummary;
private Map<MavenProject, BuildSummary> buildSummaries;
public MavenExecutionResult setProject( MavenProject project )
@ -103,18 +100,6 @@ public class DefaultMavenExecutionResult
return !getExceptions().isEmpty();
}
public MavenExecutionResult setExceptionSummary( ExceptionSummary exceptionSummary )
{
this.exceptionSummary = exceptionSummary;
return this;
}
public ExceptionSummary getExceptionSummary()
{
return exceptionSummary;
}
public BuildSummary getBuildSummary( MavenProject project )
{
return ( buildSummaries != null ) ? buildSummaries.get( project ) : null;

3
maven-core/src/main/java/org/apache/maven/execution/MavenExecutionResult.java
View File

@ -49,9 +49,6 @@ public interface MavenExecutionResult
MavenExecutionResult addException( Throwable e );
boolean hasExceptions();
MavenExecutionResult setExceptionSummary( ExceptionSummary exceptionSummary );
ExceptionSummary getExceptionSummary();
/**
* Gets the build summary for the specified project.

2
maven-core/src/main/java/org/apache/maven/plugin/BuildPluginManager.java
View File

@ -36,7 +36,7 @@ public interface BuildPluginManager
throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException, MojoNotFoundException, InvalidPluginDescriptorException;
ClassRealm getPluginRealm( MavenSession session, PluginDescriptor pluginDescriptor )
throws PluginManagerException;
throws PluginResolutionException, PluginManagerException;
void executeMojo( MavenSession session, MojoExecution execution )
throws MojoFailureException, MojoExecutionException, PluginConfigurationException, PluginManagerException;

53
maven-core/src/main/java/org/apache/maven/plugin/DefaultBuildPluginManager.java
View File

@ -19,7 +19,6 @@ import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import org.apache.maven.artifact.repository.RepositoryRequest;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.model.Plugin;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
@ -75,7 +74,16 @@ public class DefaultBuildPluginManager
Mojo mojo = null;
ClassRealm pluginRealm = getPluginRealm( session, mojoDescriptor.getPluginDescriptor() );
ClassRealm pluginRealm;
try
{
pluginRealm = getPluginRealm( session, mojoDescriptor.getPluginDescriptor() );
}
catch ( PluginResolutionException e )
{
throw new PluginExecutionException( mojoExecution, project, e );
}
ClassRealm oldLookupRealm = container.getLookupRealm();
ClassLoader oldClassLoader = Thread.currentThread().getContextClassLoader();
@ -110,22 +118,36 @@ public class DefaultBuildPluginManager
{
throw new PluginExecutionException( mojoExecution, project, e );
}
catch ( NoClassDefFoundError e )
{
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "A required class was missing while executing " + mojoDescriptor.getId() + ": "
+ e.getMessage() );
pluginRealm.display( ps );
Exception wrapper = new PluginContainerException( mojoDescriptor, pluginRealm, os.toString(), e );
throw new PluginExecutionException( mojoExecution, project, wrapper );
}
catch ( LinkageError e )
{
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "A linkage error occured while executing " + mojoDescriptor.getId() );
ps.println( e );
ps.println( "An API incompatibility was encountered while executing " + mojoDescriptor.getId() + ": "
+ e.getClass().getName() + ": " + e.getMessage() );
pluginRealm.display( ps );
throw new PluginExecutionException( mojoExecution, project, os.toString(), e );
Exception wrapper = new PluginContainerException( mojoDescriptor, pluginRealm, os.toString(), e );
throw new PluginExecutionException( mojoExecution, project, wrapper );
}
catch ( ClassCastException e )
{
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "A type incompatibility occured while executing " + mojoDescriptor.getId() );
ps.println( e );
ps.println( "A type incompatibility occured while executing " + mojoDescriptor.getId() + ": "
+ e.getMessage() );
pluginRealm.display( ps );
throw new PluginExecutionException( mojoExecution, project, os.toString(), e );
@ -148,10 +170,10 @@ public class DefaultBuildPluginManager
/**
* TODO pluginDescriptor classRealm and artifacts are set as a side effect of this
* call, which is not nice.
* @throws ArtifactResolutionException
* @throws PluginResolutionException
*/
public ClassRealm getPluginRealm( MavenSession session, PluginDescriptor pluginDescriptor )
throws PluginManagerException
throws PluginResolutionException, PluginManagerException
{
ClassRealm pluginRealm = pluginDescriptor.getClassRealm();
if ( pluginRealm != null )
@ -159,17 +181,8 @@ public class DefaultBuildPluginManager
return pluginRealm;
}
Plugin plugin = pluginDescriptor.getPlugin();
try
{
mavenPluginManager.setupPluginRealm( pluginDescriptor, session,
session.getCurrentProject().getClassRealm(), null );
}
catch ( PluginResolutionException e )
{
throw new PluginManagerException( plugin, e.getMessage(), e );
}
mavenPluginManager.setupPluginRealm( pluginDescriptor, session, session.getCurrentProject().getClassRealm(),
null );
return pluginDescriptor.getClassRealm();
}

2
maven-core/src/main/java/org/apache/maven/plugin/MavenPluginManager.java
View File

@ -74,7 +74,7 @@ public interface MavenPluginManager
*/
void setupPluginRealm( PluginDescriptor pluginDescriptor, MavenSession session, ClassLoader parent,
List<String> imports )
throws PluginResolutionException, PluginManagerException;
throws PluginResolutionException, PluginContainerException;
/**
* Looks up the mojo for the specified mojo execution and populates its parameters from the configuration given by

14
maven-core/src/main/java/org/apache/maven/plugin/PluginContainerException.java
View File

@ -42,6 +42,13 @@ public class PluginContainerException
private ClassRealm pluginRealm;
public PluginContainerException( MojoDescriptor mojoDescriptor, ClassRealm pluginRealm, String message, Throwable e )
{
super( mojoDescriptor, message, e );
this.pluginRealm = pluginRealm;
}
public PluginContainerException( MojoDescriptor mojoDescriptor, ClassRealm pluginRealm, String message, ComponentLookupException e )
{
super( mojoDescriptor, message, e );
@ -49,6 +56,13 @@ public class PluginContainerException
this.pluginRealm = pluginRealm;
}
public PluginContainerException( Plugin plugin, ClassRealm pluginRealm, String message, Throwable e )
{
super( plugin, message, e );
this.pluginRealm = pluginRealm;
}
public PluginContainerException( Plugin plugin, ClassRealm pluginRealm, String message, PlexusConfigurationException e )
{
super( plugin, message, e );

5
maven-core/src/main/java/org/apache/maven/plugin/PluginResolutionException.java
View File

@ -36,8 +36,9 @@ public class PluginResolutionException
public PluginResolutionException( Plugin plugin, ArtifactResolutionException e )
{
super( "Plugin or one of its dependencies could not be resolved: " + e.getMessage(), e.getGroupId(),
e.getArtifactId(), e.getVersion(), e.getType(), null, e.getRemoteRepositories(), null, e.getCause() );
super( "Plugin " + plugin.getId() + " or one of its dependencies could not be resolved: " + e.getMessage(),
e.getGroupId(), e.getArtifactId(), e.getVersion(), e.getType(), null, e.getRemoteRepositories(), null,
e );
this.plugin = plugin;
}

91
maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultMavenPluginManager.java
View File

@ -20,10 +20,12 @@ package org.apache.maven.plugin.internal;
*/
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.io.Reader;
import java.net.MalformedURLException;
import java.util.ArrayList;
@ -63,7 +65,6 @@ import org.apache.maven.plugin.PluginConfigurationException;
import org.apache.maven.plugin.PluginContainerException;
import org.apache.maven.plugin.PluginDescriptorCache;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginManagerException;
import org.apache.maven.plugin.PluginParameterExpressionEvaluator;
import org.apache.maven.plugin.PluginRealmCache;
import org.apache.maven.plugin.PluginResolutionException;
@ -290,7 +291,7 @@ public class DefaultMavenPluginManager
public synchronized void setupPluginRealm( PluginDescriptor pluginDescriptor, MavenSession session,
ClassLoader parent, List<String> imports )
throws PluginResolutionException, PluginManagerException
throws PluginResolutionException, PluginContainerException
{
Plugin plugin = pluginDescriptor.getPlugin();
@ -319,8 +320,8 @@ public class DefaultMavenPluginManager
}
private void createPluginRealm( PluginDescriptor pluginDescriptor, MavenSession session, ClassLoader parent,
List<String> imports )
throws PluginResolutionException, PluginManagerException
List<String> imports )
throws PluginResolutionException, PluginContainerException
{
Plugin plugin = pluginDescriptor.getPlugin();
@ -401,13 +402,13 @@ public class DefaultMavenPluginManager
}
catch ( PlexusConfigurationException e )
{
throw new PluginManagerException( plugin, "Error in component graph of plugin " + plugin.getId() + ": "
+ e.getMessage(), e );
throw new PluginContainerException( plugin, pluginRealm, "Error in component graph of plugin "
+ plugin.getId() + ": " + e.getMessage(), e );
}
catch ( CycleDetectedInComponentGraphException e )
{
throw new PluginManagerException( plugin, "Error in component graph of plugin " + plugin.getId() + ": "
+ e.getMessage(), e );
throw new PluginContainerException( plugin, pluginRealm, "Error in component graph of plugin "
+ plugin.getId() + ": " + e.getMessage(), e );
}
}
@ -497,13 +498,28 @@ public class DefaultMavenPluginManager
if ( ( cause instanceof NoClassDefFoundError ) || ( cause instanceof ClassNotFoundException ) )
{
throw new PluginContainerException( mojoDescriptor, pluginRealm, "Unable to load the mojo '"
+ mojoDescriptor.getGoal() + "' in the plugin '" + pluginDescriptor.getId()
+ "'. A required class is missing: " + cause.getMessage(), e );
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "Unable to load the mojo '" + mojoDescriptor.getGoal() + "' in the plugin '"
+ pluginDescriptor.getId() + "'. A required class is missing: " + cause.getMessage() );
pluginRealm.display( ps );
throw new PluginContainerException( mojoDescriptor, pluginRealm, os.toString(), cause );
}
else if ( cause instanceof LinkageError )
{
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "Unable to load the mojo '" + mojoDescriptor.getGoal() + "' in the plugin '"
+ pluginDescriptor.getId() + "' due to an API incompatibility: " + e.getClass().getName()
+ ": " + cause.getMessage() );
pluginRealm.display( ps );
throw new PluginContainerException( mojoDescriptor, pluginRealm, os.toString(), cause );
}
throw new PluginContainerException( mojoDescriptor, pluginRealm, "Unable to find the mojo '"
+ mojoDescriptor.getGoal() + "' (or one of its required components) in the plugin '"
throw new PluginContainerException( mojoDescriptor, pluginRealm, "Unable to load the mojo '"
+ mojoDescriptor.getGoal() + "' (or one of its required components) from the plugin '"
+ pluginDescriptor.getId() + "'", e );
}
@ -596,46 +612,23 @@ public class DefaultMavenPluginManager
}
catch ( NoClassDefFoundError e )
{
throw new PluginConfigurationException( mojoDescriptor.getPluginDescriptor(),
"A required class was missing during configuration of mojo "
+ mojoDescriptor.getId() + ": " + e.getMessage(), e );
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "A required class was missing during configuration of mojo " + mojoDescriptor.getId() + ": "
+ e.getMessage() );
pluginRealm.display( ps );
throw new PluginConfigurationException( mojoDescriptor.getPluginDescriptor(), os.toString(), e );
}
catch ( LinkageError e )
{
if ( logger.isFatalErrorEnabled() )
{
logger.fatalError( configurator.getClass().getName()
+ "#configureComponent(...) caused a linkage error (" + e.getClass().getName()
+ ") and may be out-of-date. Check the realms:" );
ByteArrayOutputStream os = new ByteArrayOutputStream( 1024 );
PrintStream ps = new PrintStream( os );
ps.println( "An API incompatibility was encountered during configuration of mojo " + mojoDescriptor.getId()
+ ": " + e.getClass().getName() + ": " + e.getMessage() );
pluginRealm.display( ps );
StringBuilder sb = new StringBuilder();
sb.append( "Plugin realm = " + pluginRealm.getId() ).append( '\n' );
for ( int i = 0; i < pluginRealm.getURLs().length; i++ )
{
sb.append( "urls[" + i + "] = " + pluginRealm.getURLs()[i] );
if ( i != ( pluginRealm.getURLs().length - 1 ) )
{
sb.append( '\n' );
}
}
logger.fatalError( sb.toString() );
ClassRealm containerRealm = container.getContainerRealm();
sb = new StringBuilder();
sb.append( "Container realm = " + containerRealm.getId() ).append( '\n' );
for ( int i = 0; i < containerRealm.getURLs().length; i++ )
{
sb.append( "urls[" + i + "] = " + containerRealm.getURLs()[i] );
if ( i != ( containerRealm.getURLs().length - 1 ) )
{
sb.append( '\n' );
}
}
logger.fatalError( sb.toString() );
}
throw new PluginConfigurationException( mojoDescriptor.getPluginDescriptor(), e.getClass().getName() + ": "
+ e.getMessage(), new ComponentConfigurationException( e ) );
throw new PluginConfigurationException( mojoDescriptor.getPluginDescriptor(), os.toString(), e );
}
finally
{

4
maven-core/src/main/java/org/apache/maven/project/DefaultModelBuildingListener.java
View File

@ -118,11 +118,11 @@ class DefaultModelBuildingListener
}
catch ( PluginResolutionException e )
{
event.getProblems().addError( "Unresolveable build extensions: " + e.getMessage(), e );
event.getProblems().addError( "Unresolveable build extension: " + e.getMessage(), e );
}
catch ( PluginVersionResolutionException e )
{
event.getProblems().addError( "Unresolveable build extensions: " + e.getMessage(), e );
event.getProblems().addError( "Unresolveable build extension: " + e.getMessage(), e );
}
if ( project.getClassRealm() != null )

138
maven-embedder/src/main/java/org/apache/maven/cli/MavenCli.java
View File

@ -21,7 +21,9 @@ import java.io.IOException;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.StringTokenizer;
import java.util.Map.Entry;
@ -29,6 +31,8 @@ import java.util.Map.Entry;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.ParseException;
import org.apache.maven.Maven;
import org.apache.maven.exception.DefaultExceptionHandler;
import org.apache.maven.exception.ExceptionHandler;
import org.apache.maven.exception.ExceptionSummary;
import org.apache.maven.execution.DefaultMavenExecutionRequest;
import org.apache.maven.execution.DefaultMavenExecutionResult;
@ -37,7 +41,6 @@ import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.execution.MavenExecutionRequestPopulator;
import org.apache.maven.execution.MavenExecutionResult;
import org.apache.maven.model.building.ModelProcessor;
import org.apache.maven.model.locator.ModelLocator;
import org.apache.maven.repository.ArtifactTransferListener;
import org.apache.maven.settings.Settings;
import org.apache.maven.settings.building.DefaultSettingsBuildingRequest;
@ -453,52 +456,7 @@ public class MavenCli
try
{
if ( result.hasExceptions() )
{
ExceptionSummary es = result.getExceptionSummary();
if ( es == null )
{
logger.error( "", result.getExceptions().get( 0 ) );
}
else
{
if ( showErrors )
{
logger.error( es.getMessage(), es.getException() );
}
else
{
logger.error( es.getMessage() );
logger.error( "To see the full stack trace of the error, re-run Maven with the -e switch." );
}
logger.error( "Re-run Maven using the -X switch to enable full debug logging." );
if ( StringUtils.isNotEmpty( es.getReference() ) )
{
logger.error( "" );
logger.error( "For more information about the error and possible solutions"
+ ", please try the following article:" );
logger.error( " " + es.getReference() );
}
}
if ( MavenExecutionRequest.REACTOR_FAIL_NEVER.equals( request.getReactorFailureBehavior() ) )
{
logger.info( "Build failures were ignored." );
return 0;
}
else
{
return 1;
}
}
else
{
return 0;
}
return processResult( request, result, showErrors );
}
finally
{
@ -509,6 +467,92 @@ public class MavenCli
}
}
private int processResult( MavenExecutionRequest request, MavenExecutionResult result, boolean showErrors )
{
if ( result.hasExceptions() )
{
ExceptionHandler handler = new DefaultExceptionHandler();
Map<String, String> references = new LinkedHashMap<String, String>();
for ( Throwable exception : result.getExceptions() )
{
ExceptionSummary summary = handler.handleException( exception );
logSummary( summary, references, "", showErrors );
}
logger.error( "" );
if ( !showErrors )
{
logger.error( "To see the full stack trace of the errors, re-run Maven with the -e switch." );
}
if ( !logger.isDebugEnabled() )
{
logger.error( "Re-run Maven using the -X switch to enable full debug logging." );
}
if ( !references.isEmpty() )
{
logger.error( "" );
logger.error( "For more information about the errors and possible solutions"
+ ", please read the following articles:" );
for ( Map.Entry<String, String> entry : references.entrySet() )
{
logger.error( entry.getValue() + " " + entry.getKey() );
}
}
if ( MavenExecutionRequest.REACTOR_FAIL_NEVER.equals( request.getReactorFailureBehavior() ) )
{
logger.info( "Build failures were ignored." );
return 0;
}
else
{
return 1;
}
}
else
{
return 0;
}
}
private void logSummary( ExceptionSummary summary, Map<String, String> references, String indent, boolean showErrors )
{
String referenceKey = "";
if ( StringUtils.isNotEmpty( summary.getReference() ) )
{
referenceKey = references.get( summary.getReference() );
if ( referenceKey == null )
{
referenceKey = "[" + references.size() + "]";
references.put( summary.getReference(), referenceKey );
}
}
if ( showErrors )
{
logger.error( indent + referenceKey, summary.getException() );
}
else
{
logger.error( indent + summary.getMessage() + " " + referenceKey );
}
indent += " ";
for ( ExceptionSummary child : summary.getChildren() )
{
logSummary( child, references, indent, showErrors );
}
}
protected ModelProcessor createModelProcessor( PlexusContainer container )
throws ComponentLookupException
{