| /******************************************************************************* |
| * Copyright (c) 2009 Oracle. 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 - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.core.internal.resource.jar; |
| |
| import java.util.Iterator; |
| import java.util.ListIterator; |
| import java.util.Vector; |
| |
| import org.eclipse.jdt.core.IClassFile; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jpt.core.JptCorePlugin; |
| import org.eclipse.jpt.core.internal.utility.jdt.JPTTools; |
| import org.eclipse.jpt.core.resource.jar.JarResourceClassFile; |
| import org.eclipse.jpt.core.resource.jar.JarResourcePackageFragment; |
| import org.eclipse.jpt.core.resource.jar.JarResourcePackageFragmentRoot; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentType; |
| import org.eclipse.jpt.utility.internal.iterators.CloneListIterator; |
| import org.eclipse.jpt.utility.internal.iterators.TransformationIterator; |
| |
| /** |
| * JAR package fragment |
| */ |
| public class JarResourcePackageFragmentImpl |
| extends AbstractJarResourceNode |
| implements JarResourcePackageFragment |
| { |
| /** JDT package fragment */ |
| private final IPackageFragment packageFragment; |
| |
| /** class files in the package fragment */ |
| private final Vector<JarResourceClassFile> classFiles; |
| |
| |
| // ********** construction/initialization ********** |
| |
| public JarResourcePackageFragmentImpl(JarResourcePackageFragmentRoot parent, IPackageFragment packageFragment) { |
| super(parent); |
| this.packageFragment = packageFragment; |
| this.classFiles = this.buildClassFiles(); |
| } |
| |
| protected Vector<JarResourceClassFile> buildClassFiles() { |
| Vector<JarResourceClassFile> result = new Vector<JarResourceClassFile>(); |
| for (IJavaElement child : this.getJDTChildren()) { |
| IClassFile classFile = (IClassFile) child; |
| IType type = classFile.getType(); |
| if (JPTTools.typeIsPersistable(new JPTToolsAdapter(type))) { // we only hold persistable types |
| result.add(new JarResourceClassFileImpl(this, classFile)); |
| } |
| } |
| return result; |
| } |
| |
| protected IJavaElement[] getJDTChildren() { |
| try { |
| return this.packageFragment.getChildren(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return EMPTY_JAVA_ELEMENT_ARRAY; |
| } |
| } |
| protected static final IJavaElement[] EMPTY_JAVA_ELEMENT_ARRAY = new IJavaElement[0]; |
| |
| |
| // ********** JarResourceNode implementation ********** |
| |
| @Override |
| public void update() { |
| super.update(); |
| // TODO |
| } |
| |
| |
| // ********** JarResourcePackageFragment implementation ********** |
| |
| public IPackageFragment getPackageFragment() { |
| return this.packageFragment; |
| } |
| |
| public ListIterator<JarResourceClassFile> classFiles() { |
| return new CloneListIterator<JarResourceClassFile>(this.classFiles); |
| } |
| |
| public int classFilesSize() { |
| return this.classFiles.size(); |
| } |
| |
| public Iterator<JavaResourcePersistentType> persistableTypes() { |
| return new TransformationIterator<JarResourceClassFile, JavaResourcePersistentType>(this.classFiles()) { |
| @Override |
| protected JavaResourcePersistentType transform(JarResourceClassFile classFile) { |
| return classFile.getPersistentType(); // we only hold persistable types |
| } |
| }; |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public void toString(StringBuilder sb) { |
| sb.append(this.packageFragment.getElementName()); |
| } |
| |
| |
| // ********** JPT tools adapter ********** |
| |
| /** |
| * JPTTools needs an adapter so it can work with either an IType |
| * or an ITypeBinding etc. |
| */ |
| protected class JPTToolsAdapter implements JPTTools.TypeAdapter { |
| private final IType type; |
| |
| protected JPTToolsAdapter(IType type) { |
| super(); |
| if (type == null) { |
| throw new NullPointerException(); |
| } |
| this.type = type; |
| } |
| |
| public int getModifiers() { |
| try { |
| return this.type.getFlags(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return 0; |
| } |
| } |
| |
| public boolean isAnnotation() { |
| try { |
| return this.type.isAnnotation(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return false; |
| } |
| } |
| |
| public boolean isAnonymous() { |
| try { |
| return this.type.isAnonymous(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return false; |
| } |
| } |
| |
| public boolean isArray() { |
| return false; // ??? |
| } |
| |
| public boolean isEnum() { |
| try { |
| return this.type.isEnum(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return false; |
| } |
| } |
| |
| public boolean isInterface() { |
| try { |
| return this.type.isInterface(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return false; |
| } |
| } |
| |
| public boolean isLocal() { |
| try { |
| return this.type.isLocal(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return false; |
| } |
| } |
| |
| public boolean isMember() { |
| try { |
| return this.type.isMember(); |
| } catch (JavaModelException ex) { |
| JptCorePlugin.log(ex); |
| return false; |
| } |
| } |
| |
| public boolean isPrimitive() { |
| return false; // ??? |
| } |
| |
| } |
| |
| } |