ErrorMsgParser.java

/**
 * Copyright 2013-2014 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.iflytek.edu.cloud.frame.utils;

import java.io.ByteArrayInputStream;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.springframework.mock.web.MockHttpServletResponse;

public class ErrorMsgParser {
	
	public static String getErrorCode(MockHttpServletResponse response) {
		try {
			SAXReader saxReader = new SAXReader();  
			Document document  = saxReader.read(new ByteArrayInputStream(response.getContentAsByteArray()));
			Element rootElement = document.getRootElement();  
	        return rootElement.element("code").getText();
		} catch (DocumentException e) {
			return null;
		}
	}
}