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/*******************************************************************************
* Copyright (c) 2005, 2006 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.pde.internal.ui.wizards.product;
import org.eclipse.core.filebuffers.FileBuffers;
import org.eclipse.core.filebuffers.ITextFileBuffer;
import org.eclipse.core.filebuffers.ITextFileBufferManager;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.osgi.util.NLS;
import org.eclipse.pde.core.plugin.IPluginModelBase;
import org.eclipse.pde.internal.core.PDECore;
import org.eclipse.pde.internal.core.ibundle.IBundlePluginModel;
import org.eclipse.pde.internal.core.ibundle.IManifestHeader;
import org.eclipse.pde.internal.core.text.IModelTextChangeListener;
import org.eclipse.pde.internal.core.text.bundle.Bundle;
import org.eclipse.pde.internal.core.text.bundle.BundleModel;
import org.eclipse.pde.internal.core.text.bundle.BundleSymbolicNameHeader;
import org.eclipse.pde.internal.core.text.bundle.BundleTextChangeListener;
import org.eclipse.pde.internal.ui.PDEPlugin;
import org.eclipse.pde.internal.ui.PDEUIMessages;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.text.edits.MalformedTreeException;
import org.eclipse.text.edits.MultiTextEdit;
import org.eclipse.text.edits.TextEdit;
import org.osgi.framework.Constants;
public abstract class BaseManifestOperation implements IRunnableWithProgress {
private Shell fShell;
protected String fPluginId;
public BaseManifestOperation(Shell shell, String pluginId) {
fShell = shell;
fPluginId = pluginId;
}
protected Shell getShell() {
return fShell;
}
protected void updateSingleton(IProgressMonitor monitor) throws CoreException, MalformedTreeException, BadLocationException {
IPluginModelBase plugin = PDECore.getDefault().getModelManager().findModel(fPluginId);
if (plugin instanceof IBundlePluginModel) {
IFile file = (IFile)plugin.getUnderlyingResource();
IStatus status = PDEPlugin.getWorkspace().validateEdit(new IFile[] { file }, fShell);
if (status.getSeverity() != IStatus.OK)
throw new CoreException(new Status(IStatus.ERROR, "org.eclipse.pde.ui", IStatus.ERROR, NLS.bind(PDEUIMessages.ProductDefinitionOperation_readOnly, fPluginId), null)); //$NON-NLS-1$
try {
ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
manager.connect(file.getFullPath(), null);
ITextFileBuffer buffer = manager.getTextFileBuffer(file.getFullPath());
IDocument document = buffer.getDocument();
BundleModel model = new BundleModel(document, false);
model.load();
if (model.isLoaded()) {
IModelTextChangeListener listener = new BundleTextChangeListener(document);
model.addModelChangedListener(listener);
Bundle bundle = (Bundle)model.getBundle();
IManifestHeader header = bundle.getManifestHeader(Constants.BUNDLE_SYMBOLICNAME);
if (header instanceof BundleSymbolicNameHeader) {
BundleSymbolicNameHeader symbolic = (BundleSymbolicNameHeader)header;
if (!symbolic.isSingleton())
symbolic.setSingleton(true);
}
TextEdit[] edits = listener.getTextOperations();
if (edits.length > 0) {
MultiTextEdit multi = new MultiTextEdit();
multi.addChildren(edits);
multi.apply(document);
buffer.commit(monitor, true);
}
}
} catch (CoreException e) {
PDEPlugin.log(e);
} catch (MalformedTreeException e) {
PDEPlugin.log(e);
} catch (BadLocationException e) {
PDEPlugin.log(e);
} finally {
try {
FileBuffers.getTextFileBufferManager().disconnect(file.getFullPath(), null);
} catch (CoreException e) {
PDEPlugin.log(e);
}
}
}
}
}
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