| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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 |
| * Benjamin Cabe <benjamin.cabe@anyware-tech.com> - bug 262564 |
| *******************************************************************************/ |
| package org.eclipse.pde.internal.ui.editor.feature; |
| |
| import java.io.*; |
| import java.util.ArrayList; |
| import org.eclipse.core.filesystem.EFS; |
| import org.eclipse.core.filesystem.IFileStore; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IStorage; |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.pde.core.*; |
| import org.eclipse.pde.internal.core.feature.ExternalFeatureModel; |
| import org.eclipse.pde.internal.core.feature.WorkspaceFeatureModel; |
| import org.eclipse.pde.internal.core.ifeature.IFeatureModel; |
| import org.eclipse.pde.internal.ui.PDEPlugin; |
| import org.eclipse.pde.internal.ui.editor.PDEFormEditor; |
| import org.eclipse.pde.internal.ui.editor.context.XMLInputContext; |
| import org.eclipse.ui.*; |
| |
| /** |
| * |
| */ |
| public class FeatureInputContext extends XMLInputContext { |
| public static final String CONTEXT_ID = "feature-context"; //$NON-NLS-1$ |
| |
| /** |
| * @param editor |
| * @param input |
| * @param primary |
| */ |
| public FeatureInputContext(PDEFormEditor editor, IEditorInput input, boolean primary) { |
| super(editor, input, primary); |
| create(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.ui.neweditor.context.InputContext#getId() |
| */ |
| public String getId() { |
| return CONTEXT_ID; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.ui.neweditor.context.InputContext#createModel(org.eclipse.ui.IEditorInput) |
| */ |
| protected IBaseModel createModel(IEditorInput input) throws CoreException { |
| if (input instanceof IFileEditorInput) |
| return createResourceModel((IFileEditorInput) input); |
| if (input instanceof IStorageEditorInput) |
| return createStorageModel((IStorageEditorInput) input); |
| if (input instanceof IURIEditorInput) { |
| return createSystemFileModel((IURIEditorInput) input); |
| } |
| return null; |
| } |
| |
| private IBaseModel createResourceModel(IFileEditorInput input) throws CoreException { |
| IFile file = input.getFile(); |
| WorkspaceFeatureModel model = new WorkspaceFeatureModel(file); |
| model.load(); |
| return model; |
| } |
| |
| private IBaseModel createStorageModel(IStorageEditorInput input) throws CoreException { |
| InputStream stream = null; |
| IStorage storage = input.getStorage(); |
| try { |
| stream = new BufferedInputStream(storage.getContents()); |
| } catch (CoreException e) { |
| PDEPlugin.logException(e); |
| return null; |
| } |
| ExternalFeatureModel model = new ExternalFeatureModel(); |
| IPath path = input.getStorage().getFullPath(); |
| model.setInstallLocation(path == null ? "" : path.removeLastSegments(1).toOSString()); //$NON-NLS-1$ |
| try { |
| model.load(stream, false); |
| } catch (CoreException e) { |
| // Errors in the file |
| return null; |
| } finally { |
| try { |
| stream.close(); |
| } catch (IOException e) { |
| } |
| } |
| return model; |
| } |
| |
| private IBaseModel createSystemFileModel(IURIEditorInput input) throws CoreException { |
| IFileStore store = EFS.getStore(input.getURI()); |
| ExternalFeatureModel model = new ExternalFeatureModel(); |
| model.setInstallLocation(store.getParent().toString()); |
| model.load(store.openInputStream(EFS.CACHE, new NullProgressMonitor()), true); |
| return model; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.ui.neweditor.context.InputContext#addTextEditOperation(java.util.ArrayList, org.eclipse.pde.core.IModelChangedEvent) |
| */ |
| protected void addTextEditOperation(ArrayList ops, IModelChangedEvent event) { |
| } |
| |
| protected void flushModel(IDocument doc) { |
| // if model is dirty, flush its content into |
| // the document so that the source editor will |
| // pick up the changes. |
| if (!(getModel() instanceof IEditable)) |
| return; |
| IEditable editableModel = (IEditable) getModel(); |
| if (editableModel.isDirty() == false) |
| return; |
| try { |
| StringWriter swriter = new StringWriter(); |
| PrintWriter writer = new PrintWriter(swriter); |
| editableModel.save(writer); |
| writer.flush(); |
| swriter.close(); |
| doc.set(swriter.toString()); |
| } catch (IOException e) { |
| PDEPlugin.logException(e); |
| } |
| } |
| |
| protected boolean synchronizeModel(IDocument doc) { |
| IFeatureModel model = (IFeatureModel) getModel(); |
| |
| boolean cleanModel = true; |
| String text = doc.get(); |
| try { |
| InputStream stream = new ByteArrayInputStream(text.getBytes("UTF8")); //$NON-NLS-1$ |
| try { |
| model.reload(stream, false); |
| } catch (CoreException e) { |
| cleanModel = false; |
| } |
| try { |
| stream.close(); |
| } catch (IOException e) { |
| } |
| } catch (UnsupportedEncodingException e) { |
| PDEPlugin.logException(e); |
| } |
| return cleanModel; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.ui.neweditor.context.XMLInputContext#reorderInsertEdits(java.util.ArrayList) |
| */ |
| protected void reorderInsertEdits(ArrayList ops) { |
| } |
| |
| protected String getPartitionName() { |
| return "___feature_partition"; //$NON-NLS-1$ |
| } |
| } |