/*******************************************************************************
* Copyright (c) 2007-2010 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.jsf.jsf2.refactoring;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.wst.sse.ui.StructuredTextEditor;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMAttr;
import org.jboss.tools.jsf.jsf2.model.CompositeComponentConstants;
import org.jboss.tools.jsf.jsf2.refactoring.action.rename.CompositeAttributeRenameDescriptor;
import org.jboss.tools.jsf.jsf2.refactoring.action.rename.IRenameDescriptor;
import org.jboss.tools.jsf.jsf2.util.JSF2ResourceUtil;
/**
*
* @author yzhishko
*
*/
@SuppressWarnings("restriction")
public class RefactoringActionFactory {
public static IRenameDescriptor createRenameDescriptor(
StructuredTextEditor editorPart) {
ISelection selection = editorPart.getEditorSite()
.getSelectionProvider().getSelection();
if (selection instanceof IStructuredSelection) {
IStructuredSelection structuredSelection = (IStructuredSelection) selection;
if (structuredSelection.size() > 1) {
return null;
}
Object object = structuredSelection.getFirstElement();
if (object instanceof IDOMAttr) {
return createRenameDescriptor((IDOMAttr) object, editorPart
.getTextViewer(), ((IFileEditorInput) editorPart
.getEditorInput()).getFile());
}
}
return null;
}
public static IRenameDescriptor createRenameDescriptor(IDOMAttr attr,
ISourceViewer sourceViewer, IFile file) {
IRenameDescriptor renameDescriptor = null;
String uri = createJSF2URIFromPath(file.getParent().getFullPath());
if (CompositeComponentConstants.COMPOSITE_XMLNS.equals(uri)) {
return renameDescriptor;
}
if (!attr.getOwnerElement().getNamespaceURI().trim().equalsIgnoreCase(
CompositeComponentConstants.COMPOSITE_XMLNS)) {
return renameDescriptor;
}
if (!"attribute".equals(attr.getOwnerElement().getLocalName())) { //$NON-NLS-1$
return renameDescriptor;
}
int offset = sourceViewer.getSelectedRange().x;
if (offset > attr.getValueRegionStartOffset()
&& offset < attr.getValueRegionStartOffset()
+ attr.getValueRegionText().length()) {
renameDescriptor = new CompositeAttributeRenameDescriptor(attr, file, uri);
}
return renameDescriptor;
}
private static String createJSF2URIFromPath(IPath path) {
StringBuilder uri = new StringBuilder(""); //$NON-NLS-1$
String[] segments = path.segments();
if (segments.length > 3) {
if (segments[2].equals("resources")) { //$NON-NLS-1$
for (int i = 3; i < segments.length; i++) {
uri.append("/" + segments[i]); //$NON-NLS-1$
}
}
}
uri.insert(0, CompositeComponentConstants.COMPOSITE_XMLNS);
return uri.toString();
}
}