/*
 * Copyright 2009 Red Hat, Inc.
 *
 * Red Hat 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.
 */
package org.jboss.netty.example.http.websocketx.sslserver;

import java.io.FileInputStream;
import java.security.KeyStore;
import java.security.Security;

import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;

import org.jboss.netty.logging.InternalLogger;
import org.jboss.netty.logging.InternalLoggerFactory;

/**
 * Creates a {@link SSLContext} for just server certificates.
 * 
 * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
 * @author <a href="http://gleamynode.net/">Trustin Lee</a>
 * @author <a href="http://www.veebsbraindump.com/">Vibul Imtarnasan</a>
 * 
 * @version $Rev$, $Date$
 */
public class WebSocketSslServerSslContext {

	private static final InternalLogger logger = InternalLoggerFactory.getInstance(WebSocketSslServerSslContext.class);
	private static final String PROTOCOL = "TLS";
	private SSLContext _serverContext;

	/**
	 * Returns the singleton instance for this class
	 */
	public static WebSocketSslServerSslContext getInstance() {
		return SingletonHolder.INSTANCE;
	}

	/**
	 * SingletonHolder is loaded on the first execution of
	 * Singleton.getInstance() or the first access to SingletonHolder.INSTANCE,
	 * not before.
	 * 
	 * See http://en.wikipedia.org/wiki/Singleton_pattern
	 */
	private static class SingletonHolder {

		public static final WebSocketSslServerSslContext INSTANCE = new WebSocketSslServerSslContext();
	}

	/**
	 * Constructor for singleton
	 */
	private WebSocketSslServerSslContext() {
		try {
			// Key store (Server side certificate)
			String algorithm = Security.getProperty("ssl.KeyManagerFactory.algorithm");
			if (algorithm == null) {
				algorithm = "SunX509";
			}

			SSLContext serverContext = null;
			try {
				String keyStoreFilePath = System.getProperty("keystore.file.path");
				String keyStoreFilePassword = System.getProperty("keystore.file.password");

				KeyStore ks = KeyStore.getInstance("JKS");
				FileInputStream fin = new FileInputStream(keyStoreFilePath);
				ks.load(fin, keyStoreFilePassword.toCharArray());

				// Set up key manager factory to use our key store
				// Assume key password is the same as the key store file
				// password
				KeyManagerFactory kmf = KeyManagerFactory.getInstance(algorithm);
				kmf.init(ks, keyStoreFilePassword.toCharArray());

				// Initialise the SSLContext to work with our key managers.
				serverContext = SSLContext.getInstance(PROTOCOL);
				serverContext.init(kmf.getKeyManagers(), null, null);
			} catch (Exception e) {
				throw new Error("Failed to initialize the server-side SSLContext", e);
			}
			_serverContext = serverContext;

			return;
		} catch (Exception ex) {
			logger.error("Error initializing SslContextManager. " + ex.getMessage(), ex);
			System.exit(1);

		}
	}

	/**
	 * Returns the server context with server side key store
	 */
	public SSLContext getServerContext() {
		return _serverContext;
	}

}

@@ -3238,20 +3238,8 @@
 ext;
-%0A%0A%09%09%09return;
 %0A%09%09%7D

Remove unnecessary 'return' statement.