| /******************************************************************************* |
| * Copyright (c) 2005, 2017 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * EclipseSource Corporation - ongoing enhancements |
| *******************************************************************************/ |
| package org.eclipse.pde.internal.core.product; |
| |
| import java.io.BufferedInputStream; |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import java.nio.charset.StandardCharsets; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.pde.core.IModelChangedEvent; |
| import org.eclipse.pde.internal.core.IWorkspaceModel; |
| import org.eclipse.pde.internal.core.PDECore; |
| |
| public class WorkspaceProductModel extends ProductModel implements IWorkspaceModel { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private final IFile fFile; |
| |
| private boolean fDirty; |
| |
| private final boolean fEditable; |
| |
| public WorkspaceProductModel(IFile file, boolean editable) { |
| fFile = file; |
| fEditable = editable; |
| } |
| |
| @Override |
| public void load() throws CoreException { |
| if (fFile.exists()) { |
| try (InputStream stream = new BufferedInputStream(fFile.getContents(true))) { |
| if (stream.available() > 0) { |
| load(stream, false); |
| } else { |
| // if we have an empty file, then mark as loaded so users changes will be saved |
| setLoaded(true); |
| } |
| } catch (CoreException | IOException e) { |
| PDECore.logException(e); |
| } |
| } |
| } |
| |
| @Override |
| public IResource getUnderlyingResource() { |
| return fFile; |
| } |
| |
| @Override |
| public String getInstallLocation() { |
| return fFile.getLocation().toOSString(); |
| } |
| |
| @Override |
| public void save() { |
| String contents = fixLineDelimiter(getContents(), fFile); |
| try (ByteArrayInputStream stream = new ByteArrayInputStream(contents.getBytes(StandardCharsets.UTF_8))) { |
| if (fFile.exists()) { |
| fFile.setContents(stream, false, false, null); |
| } else { |
| fFile.create(stream, false, null); |
| } |
| } catch (CoreException | IOException e) { |
| PDECore.logException(e); |
| } |
| } |
| |
| public String getContents() { |
| try (StringWriter swriter = new StringWriter(); PrintWriter writer = new PrintWriter(swriter)) { |
| setLoaded(true); |
| save(writer); |
| writer.flush(); |
| return swriter.toString(); |
| } catch (IOException e) { |
| PDECore.logException(e); |
| return ""; //$NON-NLS-1$ |
| } |
| } |
| |
| @Override |
| public boolean isDirty() { |
| return fDirty; |
| } |
| |
| @Override |
| public void save(PrintWriter writer) { |
| if (isLoaded()) { |
| writer.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); //$NON-NLS-1$ |
| writer.println("<?pde version=\"3.5\"?>"); //$NON-NLS-1$ |
| writer.println(); |
| getProduct().write("", writer); //$NON-NLS-1$ |
| } |
| setDirty(false); |
| } |
| |
| @Override |
| public void setDirty(boolean dirty) { |
| fDirty = dirty; |
| } |
| |
| @Override |
| public void fireModelChanged(IModelChangedEvent event) { |
| setDirty(true); |
| super.fireModelChanged(event); |
| } |
| |
| @Override |
| public boolean isEditable() { |
| return fEditable; |
| } |
| |
| @Override |
| public void reload() { |
| // Underlying file has to exist in order to reload the model |
| if (fFile.exists()) { |
| InputStream stream = null; |
| try { |
| // Get the file contents |
| stream = new BufferedInputStream(fFile.getContents(true)); |
| // Load the model using the last saved file contents |
| reload(stream, false); |
| // Remove the dirty (*) indicator from the editor window |
| setDirty(false); |
| } catch (CoreException e) { |
| // Ignore |
| } |
| } |
| } |
| |
| // parent did override |
| @Override |
| public boolean isInSync() { |
| return isResourceInSync(); |
| } |
| |
| } |