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[eclipse] Add application runner for running inside the SARL project VM.
Signed-off-by: Stéphane Galland <galland@arakhne.org>
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117
...e-sarl/plugins/io.sarl.eclipse/src/io/sarl/eclipse/launching/runner/EmbeddedVMRunner.java
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/* | ||
* $Id$ | ||
* | ||
* SARL is an general-purpose agent programming language. | ||
* More details on http://www.sarl.io | ||
* | ||
* Copyright (C) 2014-2016 the original authors or authors. | ||
* | ||
* Licensed 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. | ||
*/ | ||
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package io.sarl.eclipse.launching.runner; | ||
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import java.lang.reflect.Method; | ||
import java.net.MalformedURLException; | ||
import java.net.URL; | ||
import java.text.MessageFormat; | ||
import java.util.Arrays; | ||
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import org.arakhne.afc.vmutil.ClassLoaderFinder; | ||
import org.arakhne.afc.vmutil.DynamicURLClassLoader; | ||
import org.arakhne.afc.vmutil.FileSystem; | ||
import org.arakhne.afc.vmutil.URISchemeType; | ||
import org.eclipse.core.runtime.CoreException; | ||
import org.eclipse.core.runtime.IProgressMonitor; | ||
import org.eclipse.core.runtime.IStatus; | ||
import org.eclipse.core.runtime.jobs.Job; | ||
import org.eclipse.debug.core.ILaunch; | ||
import org.eclipse.jdt.internal.debug.ui.JDIDebugUIPlugin; | ||
import org.eclipse.jdt.launching.IVMRunner; | ||
import org.eclipse.jdt.launching.VMRunnerConfiguration; | ||
import org.eclipse.swt.widgets.Shell; | ||
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import io.sarl.eclipse.SARLEclipsePlugin; | ||
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/** | ||
* Implementation of a VM runner that is running in the current Eclipse VM. | ||
* This implementation is for debugging of SREs. | ||
* | ||
* @author $Author: sgalland$ | ||
* @version $FullVersion$ | ||
* @mavengroupid $GroupId$ | ||
* @mavenartifactid $ArtifactId$ | ||
*/ | ||
public class EmbeddedVMRunner implements IVMRunner { | ||
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private static final String JAR_EXTENSION = ".jar"; //$NON-NLS-1$ | ||
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private static final String SLASH = "/"; //$NON-NLS-1$ | ||
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@Override | ||
public void run(VMRunnerConfiguration configuration, ILaunch launch, IProgressMonitor monitor) | ||
throws CoreException { | ||
try { | ||
final String[] classpath = configuration.getClassPath(); | ||
final URL[] classPathURLs = new URL[classpath.length]; | ||
Arrays.parallelSetAll(classPathURLs, (index) -> { | ||
String path = classpath[index]; | ||
final URL url = FileSystem.convertStringToURL(path, false); | ||
path = url.getFile(); | ||
if (!path.endsWith(JAR_EXTENSION) && !path.endsWith(SLASH)) { | ||
path = path + SLASH; | ||
} | ||
try { | ||
return new URL(URISchemeType.FILE.name(), null, path); | ||
} catch (MalformedURLException e) { | ||
throw new RuntimeException(e); | ||
} | ||
}); | ||
monitor.done(); | ||
final Job myJob = new Job(launch.getLaunchConfiguration().getName()) { | ||
@Override | ||
public IStatus run(IProgressMonitor monitor) { | ||
monitor.subTask(MessageFormat.format(Messages.EmbeddedVMRunner_0, launch.getLaunchConfiguration().getName())); | ||
final DynamicURLClassLoader classLoader = DynamicURLClassLoader.newInstance( | ||
ClassLoader.getSystemClassLoader(), classPathURLs); | ||
try { | ||
ClassLoaderFinder.setPreferredClassLoader(classLoader); | ||
final String mainClass = configuration.getClassToLaunch(); | ||
final Class<?> clazz = classLoader.loadClass(mainClass); | ||
final Method mainMethod = clazz.getDeclaredMethod("main", String[].class); //$NON-NLS-1$ | ||
mainMethod.invoke(null, (Object) configuration.getProgramArguments()); | ||
return SARLEclipsePlugin.getDefault().createOkStatus(); | ||
} catch (Throwable exception) { | ||
return SARLEclipsePlugin.getDefault().createStatus(IStatus.ERROR, exception); | ||
} finally { | ||
ClassLoaderFinder.popPreferredClassLoader(); | ||
monitor.done(); | ||
} | ||
} | ||
}; | ||
myJob.schedule(); | ||
} catch (Exception exception) { | ||
throw new CoreException(SARLEclipsePlugin.getDefault().createStatus(IStatus.ERROR, exception)); | ||
} | ||
} | ||
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/** | ||
* Convenience method to return the active workbench window shell. | ||
* | ||
* @return active workbench window shell | ||
*/ | ||
protected static Shell getShell() { | ||
return JDIDebugUIPlugin.getActiveWorkbenchShell(); | ||
} | ||
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} |
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