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package org.eclipse.team.ccvs.core;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
import org.eclipse.core.resources.IProject;
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.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPluginDescriptor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.team.core.ITeamProvider;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.core.TeamPlugin;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.CVSProvider;
import org.eclipse.team.internal.ccvs.core.Policy;
import org.eclipse.team.internal.ccvs.core.util.DirtyDeltaVisitor;
import org.eclipse.team.internal.ccvs.core.util.ProjectDescriptionManager;
import org.eclipse.team.internal.ccvs.core.util.Util;
public class CVSProviderPlugin extends Plugin {
private static CVSProviderPlugin instance;
/**
* Int used for the communications timeout on server connections (in seconds)
*/
public static final int DEFAULT_TIMEOUT = 60;
private int communicationsTimeout = DEFAULT_TIMEOUT;
public static final String ID = "org.eclipse.team.cvs.core";
public static final String PT_AUTHENTICATOR = "authenticator";
public static final String PT_CONNECTIONMETHODS = "connectionmethods";
/**
* The identifier for the CVS nature
* (value <code>"org.eclipse.team.cvs.core.nature"</code>).
* The presence of this nature on a project indicates that it is
* CVS-capable.
*
* @see org.eclipse.core.resources.IProject#hasNature
*/
public static final String NATURE_ID = ID + ".cvsnature" ;
/**
* Constructor for CVSProviderPlugin.
* @param descriptor
*/
public CVSProviderPlugin(IPluginDescriptor descriptor) {
super(descriptor);
instance = this;
}
/**
* Convenience method for logging CVSExceptiuons to the plugin log
*/
public static void log(TeamException e) {
// For now, we'll log the status. However we should do more
instance.getLog().log(e.getStatus());
}
public static void log(IStatus status) {
// For now, we'll log the status. However we should do more
instance.getLog().log(status);
}
/**
* Get the ICVSProvider
*/
public static ICVSProvider getProvider() {
return CVSProvider.getInstance();
}
/**
* Get the communications timeout value in seconds
*/
public int getTimeout() {
return communicationsTimeout;
}
/**
* Set the timeout value for communications to a value in seconds.
* The value must be greater than or equal 0. If is it 0, there is no timeout.
*/
public void setTimeout(int timeout) {
this.communicationsTimeout = Math.max(0, timeout);
}
/**
* @see Plugin#startup()
*/
public void startup() throws CoreException {
Policy.localize("org.eclipse.team.internal.ccvs.core.messages");
DirtyDeltaVisitor visitor = new DirtyDeltaVisitor();
visitor.register();
CVSProvider.initialize();
}
/*
* Add a resource change listener to the workspace in order to respond to
* resource deletions and moves and to ensure or project desription file is up to date.
*/
private void initializeChangeListener() {
// Build a change listener for changes to thr project meta-information
IResourceChangeListener projectChangeListener = new IResourceChangeListener() {
public void resourceChanged(IResourceChangeEvent event) {
try {
IResourceDelta root = event.getDelta();
IResourceDelta[] projectDeltas = root.getAffectedChildren(IResourceDelta.CHANGED);
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;
// Get the team provider for the project and
ITeamProvider provider = TeamPlugin.getManager().getProvider(project);
if (!(provider instanceof CVSTeamProvider)) continue;
/* Check if the project description changed. */
if ((delta.getFlags() & IResourceDelta.DESCRIPTION) != 0) {
/* The project description changed. Write the file. */
ProjectDescriptionManager.writeProjectDescriptionIfNecessary((CVSTeamProvider)provider, project, Policy.monitorFor(null));
}
/* Check if the .vcm_meta file for the project is in the delta. */
IResourceDelta[] children = delta.getAffectedChildren(IResourceDelta.REMOVED);
for (int j = 0; j < children.length; j++) {
IResourceDelta childDelta = children[j];
IResource childResource = childDelta.getResource();
if (ProjectDescriptionManager.isProjectDescription(childResource)) {
ProjectDescriptionManager.writeProjectDescriptionIfNecessary((CVSTeamProvider)provider, project, Policy.monitorFor(null));
}
}
}
}
} catch (CVSException ex) {
Util.logError(Policy.bind("CVSProviderPlugin.cannotUpdateDescription"), ex);
}
}
};
ResourcesPlugin.getWorkspace().addResourceChangeListener(projectChangeListener, IResourceChangeEvent.POST_AUTO_BUILD);
}
}
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