/*******************************************************************************
* Copyright (c) 2000, 2009 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.util.zip.ZipFile;
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 abstract class JarEntryResource extends PlatformObject implements IJarEntryResource {
protected Object parent;
protected String simpleName;
public JarEntryResource(String simpleName) {
this.simpleName= simpleName;
}
public abstract JarEntryResource clone(Object newParent);
public boolean equals(Object obj) {
if (!(obj instanceof JarEntryResource))
return false;
JarEntryResource other= (JarEntryResource)obj;
return this.parent.equals(other.parent) && this.simpleName.equals(other.simpleName);
}
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= ((JarEntryDirectory)this.parent).getEntryName() + '/';
}
return parentEntryName + this.simpleName;
}
public IPath getFullPath() {
return new Path(getEntryName()).makeAbsolute();
}
public String getName() {
return this.simpleName;
}
public Object getParent() {
return this.parent;
}
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 ((JarEntryDirectory)this.parent).getPackageFragmentRoot();
}
}
protected ZipFile getZipFile() throws CoreException {
if (this.parent instanceof IPackageFragment) {
JarPackageFragmentRoot root= (JarPackageFragmentRoot)((IPackageFragment)this.parent).getParent();
return root.getJar();
} else if (this.parent instanceof JarPackageFragmentRoot) {
return ((JarPackageFragmentRoot)this.parent).getJar();
} else
return ((JarEntryDirectory)this.parent).getZipFile();
}
public int hashCode() {
return Util.combineHashCodes(this.simpleName.hashCode(), this.parent.hashCode());
}
public boolean isReadOnly() {
return true;
}
public void setParent(Object parent) {
this.parent= parent;
}
}