org.simplejavamail.internal.authenticatedsockssupport.common.SocksException Maven / Gradle / Ivy

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Simple API, Complex Emails. Now with SOCKS5 support

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/*
 * Copyright © 2009 Benny Bottema ([email protected])
 *
 * Licensed 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.simplejavamail.internal.authenticatedsockssupport.common;

@SuppressWarnings("serial")
public class SocksException extends RuntimeException {
	
	private static final String[] serverReplyMessage = {"General SOCKS server failure", "Connection not allowed by ruleset",
			"Network " + "unreachable", "Host unreachable", "Connection refused", "TTL expired", "Command not " + "supported",
			"Address type not supported"};

	public SocksException(final String msg) {
		super(msg);
	}

	public SocksException(final String msg, final Exception e) {
		super(msg, e);
	}

	public static SocksException serverReplyException(final byte reply) {
		int code = reply & 0xff;
		if (code > 0x08) {
			return new SocksException("Unknown reply");
		}
		code = code - 1;
		return new SocksException(serverReplyMessage[code]);
	}

}