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/**
* <copyright>
*
* Copyright (c) 2005, 2006 Springsite BV (The Netherlands) and others
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Martin Taal
* </copyright>
*
* $Id: RunGenerateJob.java,v 1.3 2006/09/08 22:57:34 mtaal Exp $
*/
package org.eclipse.emf.teneo.eclipse.genxml;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import org.eclipse.core.resources.WorkspaceJob;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationType;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.core.ILaunchManager;
import org.eclipse.emf.teneo.eclipse.StoreEclipseException;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.internal.core.JarPackageFragmentRoot;
import org.eclipse.jdt.internal.core.PackageFragment;
import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;
import org.eclipse.jdt.launching.IRuntimeClasspathEntry;
import org.eclipse.jdt.launching.JavaRuntime;
/**
* Generate a mapping file in a separate java program to use the classpath of the selected projects.
*/
public class RunGenerateJob extends WorkspaceJob implements IJavaLaunchConfigurationConstants {
/** Standard name of the generation action */
private static final String CONFIGURATION_NAME = "Elver JDO Generation";
/** The list of java projects */
private ArrayList jProjects; // IJavaProject
/** Array of absolute paths to ecore files which are to be parsed */
private String[] ecores;
/** The location to put the result */
private String targetFileName;
/** The name of the main class */
private String mainClass;
/** The options */
private HashMap options;
/**
* The constructor.
*/
public RunGenerateJob(ArrayList jProjects, String[] ecores, String targetFileName, String mainClass, HashMap options) {
super("Generate Mapping File");
this.jProjects = jProjects;
this.ecores = ecores;
this.targetFileName = targetFileName;
this.mainClass = mainClass;
this.options = options;
}
/** Launches a separate java process using the classpaths of the passed projects */
public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException {
// first delete the old generation of the same name
ILaunchManager manager = DebugPlugin.getDefault().getLaunchManager();
ILaunchConfigurationType type = manager.getLaunchConfigurationType(IJavaLaunchConfigurationConstants.ID_JAVA_APPLICATION);
ILaunchConfiguration[] configurations = manager.getLaunchConfigurations(type);
for (int i = 0; i < configurations.length; i++) {
if (configurations[i].getName().compareTo(CONFIGURATION_NAME) == 0) {
configurations[i].delete();
}
}
// create a new launch configuration
ILaunchConfigurationWorkingCopy workingCopy = type.newInstance(null, CONFIGURATION_NAME);
workingCopy.setAttribute(ATTR_DEFAULT_CLASSPATH, false);
workingCopy.setAttribute(ATTR_CLASSPATH, determineClassPath());
workingCopy.setAttribute(ATTR_MAIN_TYPE_NAME, mainClass);
workingCopy.setAttribute(ATTR_PROJECT_NAME, ((IJavaProject) jProjects.get(0)).getProject().getName());
//workingCopy.setAttribute(ATTR_WORKING_DIRECTORY, workingDir);
workingCopy.setAttribute(ATTR_PROGRAM_ARGUMENTS, getProgramArguments());
workingCopy.doSave();
workingCopy.launch(ILaunchManager.RUN_MODE, null);
return Status.OK_STATUS;
}
/** Collect the classpath as a list of strings */
private ArrayList determineClassPath() throws CoreException {
ArrayList result = new ArrayList();
for (int i = 0; i < jProjects.size(); i++) {
IJavaProject jProject = (IJavaProject) jProjects.get(i);
IRuntimeClasspathEntry outputEntry = JavaRuntime.newDefaultProjectClasspathEntry(jProject);
result.add(outputEntry.getMemento());
}
IPath systemLibsPath = new Path(JavaRuntime.JRE_CONTAINER);
IRuntimeClasspathEntry systemLibsEntry = JavaRuntime.newRuntimeContainerClasspathEntry(systemLibsPath,
IRuntimeClasspathEntry.STANDARD_CLASSES);
result.add(systemLibsEntry.getMemento());
return result;
}
/** Determine the classnames of the interfaces */
private String getEPackageNames() {
try {
final ArrayList result = new ArrayList();
for (int i = 0; i < jProjects.size(); i++) {
final IJavaProject ijp = (IJavaProject)jProjects.get(i);
for (int j = 0; j < ijp.getPackageFragmentRoots().length; j++) {
IPackageFragmentRoot ipf = ijp.getPackageFragmentRoots()[j];
if (ipf instanceof JarPackageFragmentRoot) continue;
for (int c = 0; c < ipf.getChildren().length; c++) {
walk(ipf.getChildren()[c], "", result);
}
}
}
StringBuffer resultStr = new StringBuffer();
for (int i = 0; i < result.size(); i++) {
final String epackage = (String)result.get(i);
if (i > 0) resultStr.append(",");
resultStr.append(epackage);
}
return resultStr.toString();
} catch (Exception e) {
throw new StoreEclipseException("Exception while looking for epackages in projects " + e.getMessage(), e);
}
}
/** Walk the java element structure looking for EPackage sources */
private void walk(IJavaElement ije, String pName, ArrayList result) throws Exception {
if (ije instanceof JarPackageFragmentRoot || ije instanceof JarPackageFragmentRoot) return;
if (!(ije instanceof PackageFragment)) return;
final PackageFragment pf = (PackageFragment)ije;
final String packageName = pName + (pName.length() > 0 ? "." : "") + pf.getElementName();
for (int c = 0; c < pf.getChildren().length; c++) {
final IJavaElement child = pf.getChildren()[c];
if (child instanceof PackageFragment) {
walk(child, packageName, result);
} else if (child instanceof ICompilationUnit){
// a source, check if it implements an EPackage
// TODO make this more robust for other packages which are also EPackages
final ICompilationUnit icu = (ICompilationUnit)child;
final String[] types = icu.getTypes()[0].getSuperInterfaceNames();
for (int i = 0; i < types.length; i++) {
if (types[i].compareTo("EPackage") == 0) {
result.add(packageName + "." + icu.getTypes()[0].getElementName());
return;
}
}
}
}
}
/** Returns the program arguments as a string */
private String getProgramArguments() {
StringBuffer args = new StringBuffer();
append(args, targetFileName);
Iterator keys = options.keySet().iterator();
while (keys.hasNext()) {
String key = (String) keys.next();
String value = (String) options.get(key);
append(args, "+" + key + "," + value);
}
for (int i = 0; i < ecores.length; i++) {
append(args, ecores[i]);
}
append(args, "-" + getEPackageNames());
return args.toString();
}
/** Appends a program argument taking into account " and space */
private void append(StringBuffer buffer, String value) {
buffer.append("\"" + value + "\" ");
}
}
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