hudson.maven.MavenBuilder Maven / Gradle / Ivy
package hudson.maven;
import hudson.maven.agent.AbortException;
import hudson.maven.agent.Main;
import hudson.maven.agent.PluginManagerInterceptor;
import hudson.maven.agent.PluginManagerListener;
import hudson.maven.reporters.SurefireArchiver;
import hudson.model.BuildListener;
import hudson.model.Hudson;
import hudson.model.Result;
import hudson.remoting.Callable;
import hudson.remoting.DelegatingCallable;
import hudson.remoting.Channel;
import hudson.remoting.Future;
import hudson.util.IOException2;
import org.apache.maven.BuildFailureException;
import org.apache.maven.reporting.MavenReport;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.execution.ReactorManager;
import org.apache.maven.lifecycle.LifecycleExecutionException;
import org.apache.maven.lifecycle.LifecycleExecutorInterceptor;
import org.apache.maven.lifecycle.LifecycleExecutorListener;
import org.apache.maven.monitor.event.EventDispatcher;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.plugin.Mojo;
import org.apache.maven.project.MavenProject;
import org.codehaus.classworlds.NoSuchRealmException;
import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;
import org.codehaus.plexus.configuration.PlexusConfiguration;
import java.io.IOException;
import java.io.PrintStream;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import java.util.Map;
import java.util.ArrayList;
import java.util.concurrent.ExecutionException;
import java.text.NumberFormat;
/**
* {@link Callable} that invokes Maven CLI (in process) and drives a build.
*
*
* As a callable, this function returns the build result.
*
*
* This class defines a series of event callbacks, which are invoked during the build.
* This allows subclass to monitor the progress of a build.
*
* @author Kohsuke Kawaguchi
* @since 1.133
*/
public abstract class MavenBuilder implements DelegatingCallable {
/**
* Goals to be executed in this Maven execution.
*/
private final List goals;
/**
* Hudson-defined system properties. These will be made available to Maven,
* and accessible as if they are specified as -Dkey=value
*/
private final Map systemProps;
/**
* Where error messages and so on are sent.
*/
protected final BuildListener listener;
/**
* Flag needs to be set at the constructor, so that this reflects
* the setting at master.
*/
private final boolean profile = MavenProcessFactory.profile;
/**
* Record all asynchronous executions as they are scheduled,
* to make sure they are all completed before we finish.
*/
protected transient /*final*/ List> futures;
protected MavenBuilder(BuildListener listener, List goals, Map systemProps) {
this.listener = listener;
this.goals = goals;
this.systemProps = systemProps;
}
/**
* Called before the whole build.
*/
abstract void preBuild(MavenSession session, ReactorManager rm, EventDispatcher dispatcher) throws BuildFailureException, LifecycleExecutionException, IOException, InterruptedException;
/**
* Called after the build has completed fully.
*/
abstract void postBuild(MavenSession session, ReactorManager rm, EventDispatcher dispatcher) throws BuildFailureException, LifecycleExecutionException, IOException, InterruptedException;
/**
* Called when a build enter another module.
*/
abstract void preModule(MavenProject project) throws InterruptedException, IOException, AbortException;
/**
* Called when a build leaves a module.
*/
abstract void postModule(MavenProject project) throws InterruptedException, IOException, AbortException;
/**
* Called before a mojo is executed
*/
abstract void preExecute(MavenProject project, MojoInfo mojoInfo) throws IOException, InterruptedException, AbortException;
/**
* Called after a mojo has finished executing.
*/
abstract void postExecute(MavenProject project, MojoInfo mojoInfo, Exception exception) throws IOException, InterruptedException, AbortException;
/**
* Called after a {@link MavenReport} is successfully generated.
*/
abstract void onReportGenerated(MavenProject project, MavenReportInfo report) throws IOException, InterruptedException, AbortException;
/**
* This code is executed inside the maven jail process.
*/
public Result call() throws IOException {
try {
futures = new ArrayList>();
Adapter a = new Adapter(this);
PluginManagerInterceptor.setListener(a);
LifecycleExecutorInterceptor.setListener(a);
markAsSuccess = false;
System.getProperties().putAll(systemProps);
List args = new ArrayList(goals.size()+1);
args.add("-B"); // run Maven in the non-interactive mode
args.addAll(goals);
listener.getLogger().println(formatArgs(args));
int r = Main.launch(args.toArray(new String[args.size()]));
// now check the completion status of async ops
boolean messageReported = false;
long startTime = System.nanoTime();
for (Future f : futures) {
try {
if(!f.isDone() && !messageReported) {
messageReported = true;
listener.getLogger().println(Messages.MavenBuilder_Waiting());
}
f.get();
} catch (InterruptedException e) {
// attempt to cancel all asynchronous tasks
for (Future g : futures)
g.cancel(true);
listener.getLogger().println(Messages.MavenBuilder_Aborted());
return Result.ABORTED;
} catch (ExecutionException e) {
e.printStackTrace(listener.error(Messages.MavenBuilder_AsyncFailed()));
}
}
a.overheadTime += System.nanoTime()-startTime;
futures.clear();
if(profile) {
NumberFormat n = NumberFormat.getInstance();
PrintStream logger = listener.getLogger();
logger.println("Total overhead was "+format(n,a.overheadTime)+"ms");
Channel ch = Channel.current();
logger.println("Class loading " +format(n,ch.classLoadingTime.get()) +"ms, "+ch.classLoadingCount+" classes");
logger.println("Resource loading "+format(n,ch.resourceLoadingTime.get())+"ms, "+ch.resourceLoadingCount+" times");
}
if(r==0) return Result.SUCCESS;
if(markAsSuccess) {
listener.getLogger().println(Messages.MavenBuilder_Failed());
return Result.SUCCESS;
}
return Result.FAILURE;
} catch (NoSuchMethodException e) {
throw new IOException2(e);
} catch (IllegalAccessException e) {
throw new IOException2(e);
} catch (NoSuchRealmException e) {
throw new IOException2(e);
} catch (InvocationTargetException e) {
throw new IOException2(e);
} catch (ClassNotFoundException e) {
throw new IOException2(e);
} finally {
PluginManagerInterceptor.setListener(null);
LifecycleExecutorInterceptor.setListener(null);
}
}
private String formatArgs(List args) {
StringBuilder buf = new StringBuilder("Executing Maven: ");
for (String arg : args)
buf.append(' ').append(arg);
return buf.toString();
}
private String format(NumberFormat n, long nanoTime) {
return n.format(nanoTime/1000000);
}
// since reporters might be from plugins, use the uberjar to resolve them.
public ClassLoader getClassLoader() {
return Hudson.getInstance().getPluginManager().uberClassLoader;
}
/**
* Receives {@link PluginManagerListener} and {@link LifecycleExecutorListener} events
* and converts them to {@link MavenBuilder} events.
*/
private static final class Adapter implements PluginManagerListener, LifecycleExecutorListener {
/**
* Used to detect when to fire {@link MavenReporter#enterModule}
*/
private MavenProject lastModule;
private final MavenBuilder listener;
/**
* Number of total nanoseconds {@link MavenBuilder} spent.
*/
long overheadTime;
public Adapter(MavenBuilder listener) {
this.listener = listener;
}
public void preBuild(MavenSession session, ReactorManager rm, EventDispatcher dispatcher) throws BuildFailureException, LifecycleExecutionException, IOException, InterruptedException {
long startTime = System.nanoTime();
listener.preBuild(session, rm, dispatcher);
overheadTime += System.nanoTime()-startTime;
}
public void postBuild(MavenSession session, ReactorManager rm, EventDispatcher dispatcher) throws BuildFailureException, LifecycleExecutionException, IOException, InterruptedException {
long startTime = System.nanoTime();
fireLeaveModule();
listener.postBuild(session, rm, dispatcher);
overheadTime += System.nanoTime()-startTime;
}
public void endModule() throws InterruptedException, IOException {
long startTime = System.nanoTime();
fireLeaveModule();
overheadTime += System.nanoTime()-startTime;
}
public void preExecute(MavenProject project, MojoExecution exec, Mojo mojo, PlexusConfiguration mergedConfig, ExpressionEvaluator eval) throws IOException, InterruptedException {
long startTime = System.nanoTime();
if(lastModule!=project) {
// module change
fireLeaveModule();
fireEnterModule(project);
}
listener.preExecute(project, new MojoInfo(exec, mojo, mergedConfig, eval));
overheadTime += System.nanoTime()-startTime;
}
public void postExecute(MavenProject project, MojoExecution exec, Mojo mojo, PlexusConfiguration mergedConfig, ExpressionEvaluator eval, Exception exception) throws IOException, InterruptedException {
long startTime = System.nanoTime();
listener.postExecute(project, new MojoInfo(exec, mojo, mergedConfig, eval),exception);
overheadTime += System.nanoTime()-startTime;
}
public void onReportGenerated(MavenReport report, MojoExecution mojoExecution, PlexusConfiguration mergedConfig, ExpressionEvaluator eval) throws IOException, InterruptedException {
long startTime = System.nanoTime();
listener.onReportGenerated(lastModule,new MavenReportInfo(mojoExecution,report,mergedConfig,eval));
overheadTime += System.nanoTime()-startTime;
}
private void fireEnterModule(MavenProject project) throws InterruptedException, IOException {
lastModule = project;
listener.preModule(project);
}
private void fireLeaveModule() throws InterruptedException, IOException {
if(lastModule!=null) {
listener.postModule(lastModule);
lastModule = null;
}
}
}
/**
* Used by selected {@link MavenReporter}s to notify the maven build agent
* that even though Maven is going to fail, we should report the build as
* success.
*
*
* This rather ugly hook is necessary to mark builds as unstable, since
* maven considers a test failure to be a build failure, which will otherwise
* mark the build as FAILED.
*
*
* It's OK for this field to be static, because the JVM where this is actually
* used is in the Maven JVM, so only one build is going on for the whole JVM.
*
*
* Even though this field is public, please consider this field reserved
* for {@link SurefireArchiver}. Subject to change without notice.
*/
public static boolean markAsSuccess;
private static final long serialVersionUID = 1L;
}