diff options
Diffstat (limited to 'bundles/org.eclipse.team.cvs.core/src/org/eclipse/team/internal/ccvs/core/util/ProjectDescriptionManager.java')
| -rw-r--r-- | bundles/org.eclipse.team.cvs.core/src/org/eclipse/team/internal/ccvs/core/util/ProjectDescriptionManager.java | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/bundles/org.eclipse.team.cvs.core/src/org/eclipse/team/internal/ccvs/core/util/ProjectDescriptionManager.java b/bundles/org.eclipse.team.cvs.core/src/org/eclipse/team/internal/ccvs/core/util/ProjectDescriptionManager.java deleted file mode 100644 index c9b134a8c..000000000 --- a/bundles/org.eclipse.team.cvs.core/src/org/eclipse/team/internal/ccvs/core/util/ProjectDescriptionManager.java +++ /dev/null @@ -1,268 +0,0 @@ -package org.eclipse.team.internal.ccvs.core.util; - -/* - * (c) Copyright IBM Corp. 2000, 2001. - * All Rights Reserved. - */ - -import java.io.ByteArrayInputStream; -import java.io.ByteArrayOutputStream; -import java.io.DataInputStream; -import java.io.IOException; -import java.io.InputStream; - -import org.apache.xerces.parsers.SAXParser; -import org.eclipse.core.resources.IFile; -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.IResourceChangeEvent; -import org.eclipse.core.resources.IResourceChangeListener; -import org.eclipse.core.resources.IResourceDelta; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.core.runtime.IPath; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.IStatus; -import org.eclipse.core.runtime.Path; -import org.eclipse.team.core.RepositoryProvider; -import org.eclipse.team.core.TeamException; -import org.eclipse.team.internal.ccvs.core.CVSException; -import org.eclipse.team.internal.ccvs.core.CVSProviderPlugin; -import org.eclipse.team.internal.ccvs.core.CVSTeamProvider; -import org.eclipse.team.internal.ccvs.core.ICVSFile; -import org.eclipse.team.internal.ccvs.core.ICVSFolder; -import org.eclipse.team.internal.ccvs.core.Policy; -import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot; -import org.xml.sax.InputSource; -import org.xml.sax.SAXException; - -/** - * This class handles the updating of the .vcm_meta file in projects managed by the CVSTeamProvider. - * - * It does so by listening to deltas on the project description and the .vcm_meta file itself. - * - */ -public class ProjectDescriptionManager implements IResourceChangeListener { - - public final static IPath PROJECT_DESCRIPTION_PATH = new Path(".vcm_meta"); //$NON-NLS-1$ - public final static IPath CORE_PROJECT_DESCRIPTION_PATH = new Path(".project"); //$NON-NLS-1$ - public final static boolean UPDATE_PROJECT_DESCRIPTION_ON_LOAD = true; - - public static final String VCMMETA_MARKER = "org.eclipse.team.cvs.core.vcmmeta"; //$NON-NLS-1$ - - /* - * Read the project meta file into the provider description - */ - public static void readProjectDescription(IProjectDescription desc, InputStream stream) throws IOException, CVSException { - SAXParser parser = new SAXParser(); - parser.setContentHandler(new ProjectDescriptionContentHandler(desc)); - try { - parser.parse(new InputSource(stream)); - } catch (SAXException ex) { - throw new CVSException(IStatus.ERROR, IStatus.ERROR, Policy.bind("ProjectDescriptionManager.unableToReadDescription"), ex); //$NON-NLS-1$ - } - } - - public static void writeProjectDescription(IProject project, IProgressMonitor progress) throws CVSException { - - // generate the new contents of the project meta file into a string - ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream(); - String newContents = null; - try { - IProjectDescription desc = project.getDescription(); - ProjectDescriptionWriter.writeProjectDescription(desc, byteOutputStream); - byteOutputStream.close(); - newContents = byteOutputStream.toString("UTF8"); //$NON-NLS-1$ - } catch (IOException ex) { - throw CVSException.wrapException(project, Policy.bind("ProjectDescriptionManager.ioDescription"), ex); //$NON-NLS-1$ - } catch (CoreException ex) { - throw CVSException.wrapException(project, Policy.bind("ProjectDescriptionManager.coreDescription"), ex); //$NON-NLS-1$ - } - - IFile descResource = project.getFile(PROJECT_DESCRIPTION_PATH); - if (descResource.exists()) { - // check if the existing contents are the same before rewriting - String oldContents = null; - try { - StringBuffer stringBuffer = new StringBuffer(); - InputStream is = ((IFile) descResource).getContents(); - byte[] buf = new byte[512]; - int result = is.read(buf); - while (result != -1) { - stringBuffer.append(new String(buf, 0, result, "UTF8")); //$NON-NLS-1$ - result = is.read(buf); - } - oldContents = stringBuffer.toString(); - is.close(); - } catch (IOException ex) { - throw CVSException.wrapException(project, Policy.bind("ProjectDescriptionManager.ioDescription"), ex); //$NON-NLS-1$ - } catch (CoreException ex) { - throw CVSException.wrapException(project, Policy.bind("ProjectDescriptionManager.coreDescription"), ex); //$NON-NLS-1$ - } - - if (oldContents.equals(newContents)) { - // the contents of the new file would be the same as the old - return; - } - try { - descResource.setContents( - new ByteArrayInputStream(byteOutputStream.toByteArray()), - false, - false, - progress); - } catch (CoreException ex) { - throw CVSException.wrapException(project, Policy.bind("ProjectDescriptionManager.coreDescription"), ex); //$NON-NLS-1$ - } - } else { - try { - descResource.create( - new ByteArrayInputStream(byteOutputStream.toByteArray()), - false, - progress); - } catch (CoreException ex) { - throw CVSException.wrapException(descResource, Policy.bind("ProjectDescriptionManager.coreDescription"), ex); //$NON-NLS-1$ - } - - } - } - - /* - * To be called whenever the project description file is believed to have changed by - * a load/loadIfIncoming operation. - */ - public static void updateProjectIfNecessary(IProject project, IProgressMonitor progress) throws CoreException, CVSException { - - IFile descResource = project.getFile(PROJECT_DESCRIPTION_PATH); - if (descResource.exists() && UPDATE_PROJECT_DESCRIPTION_ON_LOAD) { - - // If a managed .project files exists, don't read the .vcm_meta - ICVSFile coreDescResource = CVSWorkspaceRoot.getCVSFileFor(project.getFile(CORE_PROJECT_DESCRIPTION_PATH)); - if (coreDescResource.exists() && coreDescResource.isManaged()) { - createVCMMetaMarker(descResource); - Util.logError(Policy.bind("ProjectDescriptionManager.vcmmetaIgnored", project.getName()), null); //$NON-NLS-1$ - return; - } else { - ICVSFolder folder = CVSWorkspaceRoot.getCVSFolderFor(project); - if (! folder.isCVSFolder()) { - createVCMMetaMarker(descResource); - Util.logError(Policy.bind("ProjectDescriptionManager.vcmmetaIgnored", project.getName()), null); //$NON-NLS-1$ - return; - } - } - - // update project description file (assuming it has changed) - IProjectDescription desc = project.getDescription(); - DataInputStream is = null; - try { - is = new DataInputStream(((IFile) descResource).getContents()); - try { - readProjectDescription(desc, is); - } finally { - is.close(); - } - try { - project.setDescription(desc, IResource.FORCE | IResource.KEEP_HISTORY, progress); - } catch (CoreException ex) { - // Failing to set the description is probably due to a missing nature - // Other natures are still set - Util.logError(Policy.bind("ProjectDescriptionManager.unableToSetDescription"), ex); //$NON-NLS-1$ - } - - // Make sure we are still marked as a CVS project - if(RepositoryProvider.getProvider(project, CVSProviderPlugin.getTypeId()) == null) - RepositoryProvider.map(project, CVSProviderPlugin.getTypeId()); - - // Mark the .vcm_meta file with a problem marker - if (project.getFile(CORE_PROJECT_DESCRIPTION_PATH).exists()) { - createVCMMetaMarker(descResource); - } - } catch(TeamException ex) { - Util.logError(Policy.bind("ProjectDescriptionManager.unableToReadDescription"), ex); //$NON-NLS-1$ - // something went wrong, delete the project description file - descResource.delete(true, progress); - } catch (IOException ex) { - Util.logError(Policy.bind("ProjectDescriptionManager.unableToReadDescription"), ex); //$NON-NLS-1$ - // something went wrong, delete the project description file - descResource.delete(true, progress); - } - } - } - - /* - * Write out the project description file. - * - * For now just do it. It would be nice to detect the proper conditions - * - */ - public static void writeProjectDescriptionIfNecessary(CVSTeamProvider provider, IResource resource, IProgressMonitor monitor) throws CVSException { - if (resource.getType() == IResource.PROJECT || isProjectDescription(resource)) { - IProject project = resource.getProject(); - if (project.getFile(PROJECT_DESCRIPTION_PATH).exists() /* || ! project.getFile(CORE_PROJECT_DESCRIPTION_PATH).exists() */) { - writeProjectDescription(project, monitor); - } - } - } - - public static boolean isProjectDescription(IResource resource) { - return resource.getProjectRelativePath().equals(PROJECT_DESCRIPTION_PATH); - } - - public void resourceChanged(IResourceChangeEvent event) { - try { - IResourceDelta root = event.getDelta(); - IResourceDelta[] projectDeltas = root.getAffectedChildren(IResourceDelta.CHANGED | IResourceDelta.ADDED); - for (int i = 0; i < projectDeltas.length; i++) { - IResourceDelta delta = projectDeltas[i]; - IResource resource = delta.getResource(); - if (resource.getType() == IResource.PROJECT) { - IProject project = (IProject)resource; - RepositoryProvider provider = RepositoryProvider.getProvider(project, CVSProviderPlugin.getTypeId()); - if (provider == null) continue; - // First, check if the .vcm_meta file for the project is in the delta. - IResourceDelta[] children = delta.getAffectedChildren(IResourceDelta.ADDED); - boolean inSync = false; - for (int j = 0; j < children.length; j++) { - IResourceDelta childDelta = children[j]; - IResource childResource = childDelta.getResource(); - if (isProjectDescription(childResource)) - switch (childDelta.getKind()) { - case IResourceDelta.REMOVED: - writeProjectDescriptionIfNecessary((CVSTeamProvider)provider, project, Policy.monitorFor(null)); - inSync = true; - break; - case IResourceDelta.CHANGED: - case IResourceDelta.ADDED: - updateProjectIfNecessary(project, Policy.monitorFor(null)); - inSync = true; - break; - } - } - // Check if we didn't do anything above and the project description changed. - if (! inSync && (delta.getFlags() & IResourceDelta.DESCRIPTION) != 0) { - writeProjectDescriptionIfNecessary((CVSTeamProvider)provider, project, Policy.monitorFor(null)); - } - } - } - } catch (CVSException ex) { - Util.logError(Policy.bind("ProjectDescriptionManager.cannotUpdateDesc"), ex); //$NON-NLS-1$ - } catch (CoreException ex) { - Util.logError(Policy.bind("ProjectDescriptionManager.cannotUpdateDesc"), ex); //$NON-NLS-1$ - } - } - - protected static IMarker createVCMMetaMarker(IResource resource) { - try { - IMarker[] markers = resource.findMarkers(VCMMETA_MARKER, false, IResource.DEPTH_ZERO); - if (markers.length == 1) { - return markers[0]; - } - IMarker marker = resource.createMarker(VCMMETA_MARKER); - marker.setAttribute(IMarker.MESSAGE, Policy.bind("ProjectDescriptionManager.vcmmetaMarker" , resource.getName(), resource.getProject().getName())); //$NON-NLS-1$ - return marker; - } catch (CoreException e) { - Util.logError(Policy.bind("ProjectDescriptionManager.markerError"), e); //$NON-NLS-1$ - } - return null; - } -}
\ No newline at end of file |