An eclipse plugin that can run in headless mode to configure the eclipse workspace using command line

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@926662 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 372 insertions, 0 deletions

diff --git a/sandbox/rfeng/eclipse-workspace/src/main/java/org/apache/tuscany/eclipse/workspace/Activator.java b/sandbox/rfeng/eclipse-workspace/src/main/java/org/apache/tuscany/eclipse/workspace/Activator.java
new file mode 100644
index 0000000000..c0095686f8
--- /dev/null
+++ b/sandbox/rfeng/eclipse-workspace/src/main/java/org/apache/tuscany/eclipse/workspace/Activator.java
@@ -0,0 +1,60 @@
+/*
+ * 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.
+ */
+package org.apache.tuscany.eclipse.workspace;
+
+import org.eclipse.core.runtime.Plugin;
+import org.osgi.framework.BundleContext;
+
+/**
+ * The activator class controls the plug-in life cycle
+ */
+public class Activator extends Plugin {
+
+    // The plug-in ID
+    public static final String PLUGIN_ID = "org.apache.tuscany.eclipse.workspace"; //$NON-NLS-1$
+
+    // The shared instance
+    private static Activator plugin;
+
+    /**
+     * The constructor
+     */
+    public Activator() {
+    }
+
+    public void start(BundleContext context) throws Exception {
+        super.start(context);
+        plugin = this;
+    }
+
+    public void stop(BundleContext context) throws Exception {
+        plugin = null;
+        super.stop(context);
+    }
+
+    /**
+     * Returns the shared instance
+     *
+     * @return the shared instance
+     */
+    public static Activator getDefault() {
+        return plugin;
+    }
+
+}
diff --git a/sandbox/rfeng/eclipse-workspace/src/main/java/org/apache/tuscany/eclipse/workspace/WorkspaceConfigurator.java b/sandbox/rfeng/eclipse-workspace/src/main/java/org/apache/tuscany/eclipse/workspace/WorkspaceConfigurator.java
new file mode 100644
index 0000000000..fcdd484939
--- /dev/null
+++ b/sandbox/rfeng/eclipse-workspace/src/main/java/org/apache/tuscany/eclipse/workspace/WorkspaceConfigurator.java
@@ -0,0 +1,312 @@
+/*
+ * 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.
+ */
+package org.apache.tuscany.eclipse.workspace;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Hashtable;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.eclipse.core.resources.IMarker;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IProjectDescription;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.IWorkspace;
+import org.eclipse.core.resources.IWorkspaceRoot;
+import org.eclipse.core.resources.IncrementalProjectBuilder;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.jobs.IJobChangeEvent;
+import org.eclipse.core.runtime.jobs.IJobChangeListener;
+import org.eclipse.core.runtime.jobs.JobChangeAdapter;
+import org.eclipse.equinox.app.IApplication;
+import org.eclipse.equinox.app.IApplicationContext;
+import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.jdt.launching.IVMInstall;
+import org.eclipse.jdt.launching.JavaRuntime;
+import org.eclipse.pde.internal.core.PDECore;
+import org.eclipse.pde.internal.core.target.TargetDefinitionPersistenceHelper;
+import org.eclipse.pde.internal.core.target.provisional.ITargetHandle;
+import org.eclipse.pde.internal.core.target.provisional.ITargetPlatformService;
+import org.eclipse.pde.internal.core.target.provisional.LoadTargetDefinitionJob;
+import org.xml.sax.SAXException;
+
+@SuppressWarnings("restriction")
+public class WorkspaceConfigurator implements IApplication {
+    private static final String SOURCE_ROOT = "source.root";
+    private static final String TARGET_DEFINITION = "target.definition";
+    private static final String MAVEN_LOCAL_REPO = "maven.repo";
+    private static final String M2_REPO = "M2_REPO";
+
+    private IWorkspace workspace;
+    private final Object lock = new Object();
+
+    public Object start(final IApplicationContext appcontext) throws Exception {
+        IProgressMonitor monitor = createMonitor();
+        final String[] args = (String[])appcontext.getArguments().get(IApplicationContext.APPLICATION_ARGS);
+        setM2REPOClassPathVariable(args, monitor);
+        setTargetPlatform(args);
+
+        // Wait for the target platform job is done
+        synchronized (lock) {
+            lock.wait();
+        }
+        configureWorkspace(args, monitor);
+        return EXIT_OK;
+    }
+
+    private void setTargetPlatform(String args[]) throws FileNotFoundException, CoreException,
+        ParserConfigurationException, SAXException, IOException {
+        String targetFile = getOptionValue(args, TARGET_DEFINITION);
+        if (targetFile == null) {
+            return;
+        }
+        File tf = new File(targetFile).getAbsoluteFile();
+        print("Setting target platform: " + tf);
+        ITargetPlatformService tps =
+            (ITargetPlatformService)PDECore.getDefault().acquireService(ITargetPlatformService.class.getName());
+        ITargetHandle th = tps.getTarget(tf.toURI());
+        FileInputStream is = new FileInputStream(tf);
+        try {
+            TargetDefinitionPersistenceHelper.initFromXML(th.getTargetDefinition(), is);
+        } finally {
+            is.close();
+        }
+        IJobChangeListener jobListener = new JobChangeAdapter() {
+
+            @Override
+            public void done(IJobChangeEvent event) {
+                super.done(event);
+                synchronized (lock) {
+                    print("Target platform is configured: " + event.getResult());
+                    lock.notifyAll();
+                }
+            }
+
+        };
+        LoadTargetDefinitionJob.load(th.getTargetDefinition(), jobListener);
+    }
+
+    private IProgressMonitor createMonitor() {
+        return new NullProgressMonitor() {
+
+            @Override
+            public void beginTask(String name, int totalWork) {
+            }
+
+            @Override
+            public void done() {
+                // System.out.println();
+            }
+
+            @Override
+            public void worked(int work) {
+                // System.out.print(".");
+            }
+        };
+    }
+
+    private IPath setM2REPOClassPathVariable(String args[], IProgressMonitor monitor) throws JavaModelException {
+        IPath var = JavaCore.getClasspathVariable(M2_REPO);
+        if (var == null) {
+            String localRepo = getOptionValue(args, MAVEN_LOCAL_REPO);
+            if (localRepo == null) {
+                String home = System.getProperty("user.home");
+                localRepo = home + File.separator + ".m2" + File.separator + "repository";
+            }
+            File repo = new File(localRepo);
+            IPath path = new Path(repo.getAbsolutePath());
+            JavaCore.setClasspathVariable(M2_REPO, path, monitor);
+            return path;
+        }
+        return var;
+    }
+
+    private void configureWorkspace(final String[] args, IProgressMonitor monitor) throws Exception, CoreException {
+        this.workspace = ResourcesPlugin.getWorkspace();
+
+        String sourceRootArg = getOptionValue(args, SOURCE_ROOT);
+        File sourceRoot = null;
+        if (sourceRootArg != null) {
+            sourceRoot = new File(sourceRootArg);
+        }
+
+        configureJDT();
+
+        if (sourceRoot != null) {
+            importProjects(sourceRoot, monitor);
+        }
+
+        // cleanProjects(monitor);
+        buildWorkspace(monitor);
+
+        workspace.save(true, monitor);
+    }
+
+    private String getOptionValue(final String[] args, String option) {
+        String value = null;
+        if (args != null) {
+            List<String> argList = Arrays.asList(args);
+            int index = argList.indexOf("-" + option);
+            if (index != -1 && argList.size() - 1 >= index + 1) {
+                value = argList.get(index + 1);
+            }
+        }
+        return value;
+    }
+
+    public void stop() {
+        this.workspace = null;
+    }
+
+    private void importProjects(File sourceRoot, final IProgressMonitor monitor) throws Exception {
+        IWorkspaceRoot workspaceRoot = workspace.getRoot();
+
+        loadProjects(sourceRoot, monitor);
+
+        for (IProject p : workspaceRoot.getProjects()) {
+            if (!p.isOpen()) {
+                // Open the project
+                p.open(monitor);
+            } else {
+                // Refresh the project
+                p.refreshLocal(IResource.DEPTH_INFINITE, monitor);
+            }
+            if (p.getFile(".project") == null) {
+                print("Deleting project: " + p.getName());
+                p.delete(false, true, monitor);
+            }
+        }
+
+    }
+
+    @SuppressWarnings("unchecked")
+    private void configureJDT() {
+        Hashtable<Object, Object> options = JavaCore.getOptions();
+        options.put(JavaCore.CORE_CIRCULAR_CLASSPATH, JavaCore.ERROR);
+        options.put(JavaCore.CORE_INCOMPLETE_CLASSPATH, JavaCore.WARNING);
+        JavaCore.setOptions(options);
+
+        IVMInstall vminstall = JavaRuntime.getDefaultVMInstall();
+        if (!vminstall.getName().equals("Default JRE")) {
+            vminstall.setName("Default JRE");
+        }
+    }
+
+    private void loadProjects(File sourceRoot, final IProgressMonitor monitor) throws CoreException {
+        if (sourceRoot.isDirectory()) {
+            File dotProject = new File(sourceRoot, ".project");
+            if (dotProject.exists() && dotProject.isFile()) {
+                IPath path = new Path(dotProject.getAbsolutePath());
+                IProjectDescription project = workspace.loadProjectDescription(path);
+                IProject p = workspace.getRoot().getProject(project.getName());
+                if (!p.exists()) {
+                    print("Importing project: " + project.getName());
+                    p.create(project, monitor);
+                }
+            }
+        } else {
+            return;
+        }
+
+        File[] dirs = sourceRoot.listFiles();
+        if (dirs == null) {
+            return;
+        }
+
+        for (int i = 0; i < dirs.length; i++) {
+            if (dirs[i].isDirectory()) {
+                loadProjects(dirs[i], monitor);
+            }
+        }
+    }
+
+    private void buildWorkspace(IProgressMonitor monitor) throws Exception {
+        print("Running a full build...");
+        workspace.build(IncrementalProjectBuilder.FULL_BUILD, monitor);
+
+        reportErrors();
+    }
+
+    private void reportErrors() throws CoreException {
+        int errorCount = 0;
+        print();
+        IProject[] projects = workspace.getRoot().getProjects();
+        HashMap<String, List<IMarker>> errors = new HashMap<String, List<IMarker>>();
+        for (IProject p : projects) {
+            IMarker[] markers = p.findMarkers(null, true, IResource.DEPTH_INFINITE);
+            for (int m = 0; m < markers.length; m++) {
+                IMarker marker = markers[m];
+                int severity = marker.getAttribute(IMarker.SEVERITY, IMarker.SEVERITY_INFO);
+                if (severity == IMarker.SEVERITY_ERROR) {
+                    List<IMarker> list = errors.get(p.getName());
+                    if (list == null) {
+                        list = new ArrayList<IMarker>();
+                        errors.put(p.getName(), list);
+                    }
+                    list.add(marker);
+                    reportError(marker);
+                    errorCount++;
+                }
+            }
+        }
+
+        Iterator<String> it = errors.keySet().iterator();
+        while (it.hasNext()) {
+            String project = it.next();
+            List<IMarker> list = errors.get(project);
+            print("Project " + project + " has " + list.size() + " errors.");
+        }
+        print();
+
+        if (errorCount > 0) {
+            print("The build is completed with " + errorCount + " errors.");
+        } else {
+            print("The build is completed successfully.");
+        }
+        print();
+    }
+
+    private void reportError(IMarker marker) throws CoreException {
+        print("Error: " + marker.getResource()
+            + ":"
+            + marker.getAttribute(IMarker.LINE_NUMBER, 0)
+            + ": "
+            + marker.getAttribute(IMarker.MESSAGE));
+    }
+
+    private void print(Object... msgs) {
+        for (Object msg : msgs) {
+            System.out.println(msg);
+        }
+    }
+}