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/*******************************************************************************
* Copyright (c) 2008-2010 Sonatype, Inc.
* 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:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.m2e.core.actions;
import java.util.Collections;
import java.util.Set;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.m2e.core.MavenPlugin;
import org.eclipse.m2e.core.core.IMavenConstants;
import org.eclipse.m2e.core.core.MavenLogger;
import org.eclipse.m2e.core.embedder.ArtifactKey;
import org.eclipse.m2e.core.embedder.ArtifactRef;
import org.eclipse.m2e.core.project.IMavenProjectFacade;
import org.eclipse.m2e.core.project.MavenProjectManager;
/**
*
* MavenActionSupport
*
* @author Jason van Zyl
*/
public abstract class MavenActionSupport implements IObjectActionDelegate {
protected IStructuredSelection selection;
protected IWorkbenchPart targetPart;
protected Set<ArtifactKey> getArtifacts(IFile file, MavenPlugin plugin) {
try {
MavenProjectManager projectManager = plugin.getMavenProjectManager();
IMavenProjectFacade projectFacade = projectManager.create(file, true, new NullProgressMonitor());
if(projectFacade != null) {
return ArtifactRef.toArtifactKey(projectFacade.getMavenProjectArtifacts());
}
} catch(Exception ex) {
String msg = "Can't read Maven project";
MavenLogger.log(msg, ex);
plugin.getConsole().logError(msg + "; " + ex.toString());
}
return Collections.emptySet();
}
public void setActivePart(IAction action, IWorkbenchPart targetPart) {
this.targetPart = targetPart;
}
public void selectionChanged(IAction action, ISelection selection) {
if(selection instanceof IStructuredSelection) {
this.selection = (IStructuredSelection) selection;
}
}
protected Shell getShell() {
Shell shell = null;
if(targetPart != null) {
shell = targetPart.getSite().getShell();
}
if(shell != null) {
return shell;
}
IWorkbench workbench = MavenPlugin.getDefault().getWorkbench();
if(workbench == null) {
return null;
}
IWorkbenchWindow window = workbench.getActiveWorkbenchWindow();
return window == null ? null : window.getShell();
}
protected IFile getPomFileFromPomEditorOrViewSelection() {
IFile file = null;
//
// If I am in the POM editor I want to get hold of the IFile that is currently in the buffer
//
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if(window != null) {
IWorkbenchPage page = window.getActivePage();
if(page != null) {
IEditorPart editor = page.getActiveEditor();
if(editor != null) {
IEditorInput input = editor.getEditorInput();
if(input instanceof IFileEditorInput) {
IFileEditorInput fileInput = (IFileEditorInput) input;
file = fileInput.getFile();
if(file.getName().equals(IMavenConstants.POM_FILE_NAME)) {
return file;
}
}
}
}
}
//
// Otherwise we will assume a pom.xml file or IProject is being selected in the
// package explorer and we'll get the IFile from that. Otherwise we'll bail.
//
Object o = selection.iterator().next();
if(o instanceof IProject) {
file = ((IProject) o).getFile(IMavenConstants.POM_FILE_NAME);
} else if(o instanceof IFile) {
file = (IFile) o;
} else {
file = null;
}
return file;
}
}
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