com.hs.mail.imap.parser.ParseException.java Source code

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Here is the source code for com.hs.mail.imap.parser.ParseException.java

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/*
 * Copyright 2010 the original author or authors.
 * 
 *  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 com.hs.mail.imap.parser;

import java.util.LinkedList;

import org.apache.commons.collections.CollectionUtils;

/**
 * This exception is thrown when errors are encountered while parsing the IMAP
 * command.
 * 
 * @author Won Chul Doh
 * @since Jan 12, 2010
 * 
 */
public class ParseException extends RuntimeException {

    private static final long serialVersionUID = 1L;

    private String tag;

    public ParseException(String tag, Throwable cause) {
        super(cause);
        this.tag = tag;
    }

    public ParseException(String tag, String message) {
        super(message);
        this.tag = tag;
    }

    public ParseException(LinkedList<Token> tokens, String message) {
        this(tokens, message, null);
    }

    public ParseException(LinkedList<Token> tokens, String message, Throwable cause) {
        super(message, cause);
        this.tag = CollectionUtils.isNotEmpty(tokens) ? tokens.getFirst().value : "*";
    }

    public String getTag() {
        return tag;
    }

    public String getMessage() {
        return new StringBuffer(tag).append(" BAD ").append(super.getMessage()).toString();
    }

}