package org.apache.maven.plugin.nar;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

/**
 * @author Mark Donszelmann
 * @version $Id$
 */
public class AOL {

	private String architecture;
	private String os;
	private String linkerName;

	// FIXME, need more complicated parsing for numbers as part of os.
	public AOL(String aol) {
		String[] aolString = aol.split("-", 3);
		switch (aolString.length) {
		case 3:
			linkerName = aolString[2];
		case 2:
			os = aolString[1];
		case 1:
			architecture = aolString[0];
			break;

		default:
			throw new RuntimeException("AOL '"+aol+"' cannot be parsed.");
		}
	}

	public AOL(String architecture, String os, String linkerName) {
		this.architecture = architecture;
		this.os = os;
		this.linkerName = linkerName;
	}

	public String toString() {
		return architecture
				+ ((os == null) ? "" : "-" + os
						+ ((linkerName == null) ? "" : "-" + linkerName));
	}

	// FIXME, maybe change to something like isCompatible (AOL).
	public boolean hasLinker(String linker) {
		return linkerName.equals(linker);
	}

	public String getKey() {
		return architecture
				+ ((os == null) ? "" : "." + os
						+ ((linkerName == null) ? "" : "." + linkerName));
	}
}