| /******************************************************************************* |
| * Copyright (c) 2007 IBM 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: |
| * Hisashi MIYASHITA - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.actf.ai.fennec.impl; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.actf.ai.fennec.FennecException; |
| import org.eclipse.actf.ai.fennec.treemanager.ITreeItem; |
| import org.eclipse.actf.ai.query.IQuery; |
| import org.w3c.dom.Node; |
| |
| |
| abstract class FennecBundleMetadata extends FennecMetadata { |
| private static final FennecMetadata[] emptyChildMetadata = new FennecMetadata[0]; |
| protected final FennecMetadata[] childMetadata; |
| |
| protected FennecBundleMetadata(FennecServiceImpl fennecService, |
| IQuery q, FennecMode mode, FennecMetadata[] mds) { |
| super(fennecService, q, mode); |
| if (mds == null) { |
| mds = emptyChildMetadata; |
| } |
| this.childMetadata = mds; |
| } |
| |
| protected FennecBundleMetadata(FennecServiceImpl fennecService, |
| FennecMode mode, |
| Node node, |
| FennecMetadata[] mds) { |
| super(fennecService, mode, node); |
| if (mds == null) { |
| mds = emptyChildMetadata; |
| } |
| this.childMetadata = mds; |
| } |
| |
| @Override |
| List expand(TreeItemFennec pItem, int trigger) throws FennecException { |
| ArrayList ret = new ArrayList(); |
| for (int i = 0; i < childMetadata.length; i++) { |
| FennecMetadata cmd = childMetadata[i]; |
| List ret2 = cmd.buildItems(pItem, null, trigger); |
| if (ret2 != null) ret.addAll(ret2); |
| } |
| return ret; |
| } |
| |
| |
| FennecMetadata[] getChildMetadata() { |
| return childMetadata; |
| } |
| |
| // CoR pattern. |
| @Override |
| public String getAltText(ITreeItem item) { |
| for (int i = 0; i < childMetadata.length; i++) { |
| if (childMetadata[i].hasTargets()) continue; |
| if (!(childMetadata[i] instanceof FennecSimpleMetadata)) continue; |
| String ret = childMetadata[i].getAltText(item); |
| if (ret == null) return null; |
| if (ret.length() > 0) return ret; |
| } |
| return ""; |
| } |
| |
| @Override |
| public String getDescription(ITreeItem item) { |
| for (int i = 0; i < childMetadata.length; i++) { |
| if (childMetadata[i].hasTargets()) continue; |
| if (!(childMetadata[i] instanceof FennecSimpleMetadata)) continue; |
| String ret = childMetadata[i].getDescription(item); |
| if (ret == null) return null; |
| if (ret.length() > 0) return ret; |
| } |
| return ""; |
| } |
| |
| @Override |
| public short getHeadingLevel(ITreeItem item) { |
| for (int i = 0; i < childMetadata.length; i++) { |
| if (childMetadata[i].hasTargets()) continue; |
| if (!(childMetadata[i] instanceof FennecSimpleMetadata)) continue; |
| short ret = childMetadata[i].getHeadingLevel(item); |
| if (ret == -1) return -1; |
| if (ret > 0) return ret; |
| } |
| return 0; |
| } |
| } |
| |