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package org.eclipse.team.internal.ccvs.ui.actions;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.team.ccvs.core.CVSProviderPlugin;
import org.eclipse.team.ccvs.core.CVSTeamProvider;
import org.eclipse.team.ccvs.core.ICVSProvider;
import org.eclipse.team.ccvs.core.ICVSRemoteFile;
import org.eclipse.team.ccvs.core.ICVSRepositoryLocation;
import org.eclipse.team.core.ITeamManager;
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.ui.Policy;
import org.eclipse.team.ui.actions.TeamAction;
/**
* RemoveRootAction removes a repository
*/
public class RemoveRootAction extends TeamAction {
/**
* Returns the selected remote files
*/
protected ICVSRepositoryLocation[] getSelectedRemoteRoots() {
ArrayList resources = null;
if (!selection.isEmpty()) {
resources = new ArrayList();
Iterator elements = ((IStructuredSelection) selection).iterator();
while (elements.hasNext()) {
Object next = elements.next();
if (next instanceof ICVSRepositoryLocation) {
resources.add(next);
continue;
}
if (next instanceof IAdaptable) {
IAdaptable a = (IAdaptable) next;
Object adapter = a.getAdapter(ICVSRepositoryLocation.class);
if (adapter instanceof ICVSRemoteFile) {
resources.add(adapter);
continue;
}
}
}
}
if (resources != null && !resources.isEmpty()) {
ICVSRepositoryLocation[] result = new ICVSRepositoryLocation[resources.size()];
resources.toArray(result);
return result;
}
return new ICVSRepositoryLocation[0];
}
/*
* @see IActionDelegate#run(IAction)
*/
public void run(IAction action) {
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException {
ICVSRepositoryLocation[] roots = getSelectedRemoteRoots();
if (roots.length == 0) return;
ICVSProvider provider = CVSProviderPlugin.getProvider();
for (int i = 0; i < roots.length; i++) {
try {
// Check if any projects are shared with the repository
boolean shared = false;
IProject[] projects = ResourcesPlugin.getWorkspace().getRoot().getProjects();
ITeamManager manager = TeamPlugin.getManager();
for (int j = 0; j < projects.length; j++) {
ITeamProvider teamProvider = manager.getProvider(projects[j]);
if (teamProvider instanceof CVSTeamProvider) {
CVSTeamProvider cvsProvider = (CVSTeamProvider)teamProvider;
if (cvsProvider.getCVSWorkspaceRoot().getRemoteLocation().equals(roots[i])) {
shared = true;
break;
}
}
}
// This will notify the RepositoryManager of the removal
if (shared) {
Shell shell = getShell();
final String location = roots[i].getLocation();
shell.getDisplay().syncExec(new Runnable() {
public void run() {
MessageDialog.openInformation(getShell(), "Unable to Discard Location", "Projects in the local workspace are shared with " + location);
}
});
} else {
provider.disposeRepository(roots[i]);
}
} catch (CVSException e) {
throw new InvocationTargetException(e);
}
}
}
}, Policy.bind("RemoveRootAction.removeRoot"), this.PROGRESS_DIALOG);
}
/*
* @see TeamAction#isEnabled()
*/
protected boolean isEnabled() throws TeamException {
ICVSRepositoryLocation[] roots = getSelectedRemoteRoots();
return roots.length > 0;
}
}
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