| /******************************************************************************* |
| * Copyright (c) 2000, 2008 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.core; |
| |
| import java.io.InputStream; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.PlatformObject; |
| import org.eclipse.jdt.core.IJarEntryResource; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.internal.core.util.Util; |
| |
| public class NonJavaResource extends PlatformObject implements IJarEntryResource { |
| |
| private static final IJarEntryResource[] NO_CHILDREN = new IJarEntryResource[0]; |
| protected Object parent; |
| protected IResource resource; |
| |
| public NonJavaResource(Object parent, IResource resource) { |
| this.parent = parent; |
| this.resource = resource; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (! (obj instanceof NonJavaResource)) |
| return false; |
| NonJavaResource other = (NonJavaResource) obj; |
| return this.parent.equals(other.parent) && this.resource.equals(other.resource); |
| } |
| |
| @Override |
| public IJarEntryResource[] getChildren() { |
| if (this.resource instanceof IContainer) { |
| IResource[] members; |
| try { |
| members = ((IContainer) this.resource).members(); |
| } catch (CoreException e) { |
| Util.log(e, "Could not retrieve children of " + this.resource.getFullPath()); //$NON-NLS-1$ |
| return NO_CHILDREN; |
| } |
| int length = members.length; |
| if (length == 0) |
| return NO_CHILDREN; |
| IJarEntryResource[] children = new IJarEntryResource[length]; |
| for (int i = 0; i < length; i++) { |
| children[i] = new NonJavaResource(this, members[i]); |
| } |
| return children; |
| } |
| return NO_CHILDREN; |
| } |
| |
| @Override |
| public InputStream getContents() throws CoreException { |
| if (this.resource instanceof IFile) |
| return ((IFile) this.resource).getContents(); |
| return null; |
| } |
| |
| protected String getEntryName() { |
| String parentEntryName; |
| if (this.parent instanceof IPackageFragment) { |
| String elementName = ((IPackageFragment) this.parent).getElementName(); |
| parentEntryName = elementName.length() == 0 ? "" : elementName .replace('.', '/') + '/'; //$NON-NLS-1$ |
| } else if (this.parent instanceof IPackageFragmentRoot) { |
| parentEntryName = ""; //$NON-NLS-1$ |
| } else { |
| parentEntryName = ((NonJavaResource) this.parent).getEntryName() + '/'; |
| } |
| return parentEntryName + getName(); |
| } |
| |
| @Override |
| public IPath getFullPath() { |
| return new Path(getEntryName()).makeAbsolute(); |
| } |
| |
| @Override |
| public String getName() { |
| return this.resource.getName(); |
| } |
| |
| @Override |
| public IPackageFragmentRoot getPackageFragmentRoot() { |
| if (this.parent instanceof IPackageFragment) { |
| return (IPackageFragmentRoot) ((IPackageFragment) this.parent).getParent(); |
| } else if (this.parent instanceof IPackageFragmentRoot) { |
| return (IPackageFragmentRoot) this.parent; |
| } else { |
| return ((NonJavaResource) this.parent).getPackageFragmentRoot(); |
| } |
| } |
| |
| @Override |
| public Object getParent() { |
| return this.parent; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Util.combineHashCodes(this.resource.hashCode(), this.parent.hashCode()); |
| } |
| |
| @Override |
| public boolean isFile() { |
| return this.resource instanceof IFile; |
| } |
| |
| @Override |
| public boolean isReadOnly() { |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| return "NonJavaResource["+getEntryName()+"]"; //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |