| /******************************************************************************* |
| * Copyright (c) 2001, 2008 Oracle Corporation and others. |
| * 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: |
| * Oracle Corporation - initial API and implementation |
| *******************************************************************************/ |
| /** |
| * |
| */ |
| package org.eclipse.jst.jsf.core.internal.region; |
| |
| import org.eclipse.jst.jsf.common.dom.AttrDOMAdapter; |
| import org.eclipse.jst.jsf.context.structureddocument.IStructuredDocumentContext; |
| import org.eclipse.jst.jsf.context.structureddocument.IStructuredDocumentContextFactory; |
| import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMAttr; |
| import org.w3c.dom.Node; |
| |
| /** |
| * A AttrDOMAdapter that adapts from a ITextRegions. Instances of class can only |
| * be obtained from and are always relative to, an owning Region2ElementAdapter |
| * |
| * @author cbateman |
| * |
| */ |
| public class Region2AttrAdapter extends AttrDOMAdapter |
| { |
| private final Node _attr; |
| |
| /** |
| * @param owner |
| * @param attr |
| */ |
| Region2AttrAdapter(final Region2ElementAdapter owner, final Node attr) |
| { |
| super(owner); |
| _attr = attr; |
| } |
| |
| @Override |
| public Region2ElementAdapter getOwningElement() |
| { |
| return (Region2ElementAdapter) super.getOwningElement(); |
| } |
| |
| @Override |
| public String getLocalName() |
| { |
| return _attr.getLocalName(); |
| } |
| |
| @Override |
| public String getNodeName() |
| { |
| return _attr.getNodeName(); |
| } |
| |
| @Override |
| public String getPrefix() |
| { |
| return _attr.getPrefix(); |
| } |
| |
| @Override |
| public String getValue() |
| { |
| return _attr.getNodeValue(); |
| } |
| |
| /** |
| * @return the structured document context |
| */ |
| public IStructuredDocumentContext getDocumentContext() |
| { |
| return IStructuredDocumentContextFactory.INSTANCE.getContext |
| (getOwningElement().getDocumentContext().getStructuredDocument(), |
| getStartOffset()); |
| } |
| |
| /** |
| * @return the absolute document offset where the attribute starts. |
| */ |
| public int getStartOffset() |
| { |
| return getOwningElement().getTextRegion().getStartOffset()+getAttributeNameRegion().getStart(); |
| } |
| |
| /** |
| * Offsets in the region will be relative to the parent element, not the |
| * document |
| * |
| * @return the ITextRegion for the attribute name of the attribute adapted |
| * by attrAdapter |
| * @throws IllegalArgumentException |
| * if attrAdapter.getOwningElement != this |
| */ |
| // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=217523 for deprecation |
| @SuppressWarnings("deprecation") |
| public ITextRegion getAttributeNameRegion() |
| { |
| |
| return getDOMAttr(_attr).getNameRegion(); |
| } |
| |
| /** |
| * Offsets in the region will be relative to the parent element, not the |
| * document |
| * |
| * @return the ITextRegion for the attribute value of the attribute adapted |
| * by attrAdapter |
| * @throws IllegalArgumentException |
| * if attrAdapter.getOwningElement != this |
| */ |
| @SuppressWarnings("deprecation") |
| // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=217523 for deprecation |
| public ITextRegion getAttributeValueRegion() |
| { |
| return getDOMAttr(_attr).getValueRegion(); |
| } |
| |
| private IDOMAttr getDOMAttr(final Node attrAsNode) |
| { |
| assert attrAsNode instanceof IDOMAttr; |
| |
| return ((IDOMAttr) attrAsNode); |
| } |
| } |