Copyright (c) 2017, 2019 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2017, 2019 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.core;

import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.IClasspathAttribute;
import org.eclipse.jdt.core.compiler.CharOperation;
import org.eclipse.jdt.internal.core.builder.ClasspathJMod;
import org.eclipse.jdt.internal.core.util.HashtableOfArrayToObject;

A package fragment root that corresponds to a JMod file.
NOTE: The only visible entries from a Jmod package fragment root
are .class files. The sub folder "classes" where the .class files are nested under
is hidden from clients. THe package fragments appear to be directly under the 
package fragment roots.
NOTE: A JMod package fragment root may or may not have an associated resource.
See Also:
IPackageFragmentRoot
JarPackageFragmentRootInfo/**
 * A package fragment root that corresponds to a JMod file.
 *
 * <p>NOTE: The only visible entries from a Jmod package fragment root
 * are .class files. The sub folder "classes" where the .class files are nested under
 * is hidden from clients. THe package fragments appear to be directly under the 
 * package fragment roots.
 * <p>NOTE: A JMod package fragment root may or may not have an associated resource.
 *
 * @see org.eclipse.jdt.core.IPackageFragmentRoot
 * @see org.eclipse.jdt.internal.core.JarPackageFragmentRootInfo
 */
public class JModPackageFragmentRoot extends JarPackageFragmentRoot {

	
Constructs a package fragment root which is the root of the Java package directory hierarchy
based on a JMOD file that is not contained in a IJavaProject and
does not have an associated IResource.
/**
	 * Constructs a package fragment root which is the root of the Java package directory hierarchy
	 * based on a JMOD file that is not contained in a <code>IJavaProject</code> and
	 * does not have an associated <code>IResource</code>.
	 */
	protected JModPackageFragmentRoot(IPath externalPath, JavaProject project, IClasspathAttribute[] extraAttributes) {
		super(null, externalPath, project, extraAttributes);
	}

	
See Also:
getClassFilePath.getClassFilePath(String)/**
	 * @see PackageFragmentRoot#getClassFilePath(String)
	 */
	@Override
	public String getClassFilePath(String entryName) {
		char[] name = CharOperation.append(ClasspathJMod.CLASSES_FOLDER, entryName.toCharArray());
		return new String(name);
	}
	@Override
	protected void initRawPackageInfo(HashtableOfArrayToObject rawPackageInfo, String entryName, boolean isDirectory, String compliance) {
		char[] name = entryName.toCharArray();
		if (CharOperation.prefixEquals(ClasspathJMod.CLASSES_FOLDER, name)) {
			name = CharOperation.subarray(name, ClasspathJMod.CLASSES_FOLDER.length, name.length);
		}
		super.initRawPackageInfo(rawPackageInfo, new String(name), isDirectory, compliance);
	}
}