| /******************************************************************************* |
| * Copyright (c) 2005, 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 |
| * EclipseSource Corporation - ongoing enhancements |
| *******************************************************************************/ |
| package org.eclipse.pde.internal.core.product; |
| |
| import java.io.*; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| 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 IFile fFile; |
| |
| private boolean fDirty; |
| |
| private boolean fEditable; |
| |
| public WorkspaceProductModel(IFile file, boolean editable) { |
| fFile = file; |
| fEditable = editable; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.product.ProductModel#load() |
| */ |
| public void load() throws CoreException { |
| if (fFile.exists()) { |
| InputStream stream = null; |
| try { |
| stream = new BufferedInputStream(fFile.getContents(true)); |
| try { |
| 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 (IOException e) { |
| PDECore.logException(e); |
| } finally { |
| try { |
| if (stream != null) |
| stream.close(); |
| } catch (IOException e) { |
| PDECore.logException(e); |
| } |
| } |
| } catch (CoreException e) { |
| PDECore.logException(e); |
| } |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.product.ProductModel#isInSync() |
| */ |
| public boolean isInSync() { |
| IPath path = fFile.getLocation(); |
| return path == null ? false : isInSync(path.toFile()); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.AbstractModel#getUnderlyingResource() |
| */ |
| public IResource getUnderlyingResource() { |
| return fFile; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.product.ProductModel#getInstallLocation() |
| */ |
| public String getInstallLocation() { |
| return fFile.getLocation().toOSString(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.core.IEditableModel#save() |
| */ |
| public void save() { |
| ByteArrayInputStream stream = null; |
| try { |
| String contents = getContents(); |
| stream = new ByteArrayInputStream(contents.getBytes("UTF8")); //$NON-NLS-1$ |
| if (fFile.exists()) { |
| fFile.setContents(stream, false, false, null); |
| } else { |
| fFile.create(stream, false, null); |
| } |
| stream.close(); |
| } catch (CoreException e) { |
| PDECore.logException(e); |
| } catch (IOException e) { |
| PDECore.logException(e); |
| } finally { |
| try { |
| if (stream != null) |
| stream.close(); |
| } catch (IOException e) { |
| PDECore.logException(e); |
| } |
| } |
| } |
| |
| public String getContents() { |
| StringWriter swriter = new StringWriter(); |
| PrintWriter writer = new PrintWriter(swriter); |
| setLoaded(true); |
| save(writer); |
| writer.flush(); |
| try { |
| swriter.close(); |
| } catch (IOException e) { |
| PDECore.logException(e); |
| } |
| return swriter.toString(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.core.IEditable#isDirty() |
| */ |
| public boolean isDirty() { |
| return fDirty; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.core.IEditable#save(java.io.PrintWriter) |
| */ |
| 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); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.core.IEditable#setDirty(boolean) |
| */ |
| public void setDirty(boolean dirty) { |
| fDirty = dirty; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.AbstractModel#fireModelChanged(org.eclipse.pde.core.IModelChangedEvent) |
| */ |
| public void fireModelChanged(IModelChangedEvent event) { |
| setDirty(true); |
| super.fireModelChanged(event); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.product.ProductModel#isEditable() |
| */ |
| public boolean isEditable() { |
| return fEditable; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.core.IWorkspaceModel#reload() |
| */ |
| 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 |
| } |
| } |
| } |
| |
| } |