org.jclouds.aws.elb.xml.CreateLoadBalancerResponseHandler Maven / Gradle / Ivy

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jclouds Core components to access Amazon AWS

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/**
 *
 * Copyright (C) 2010 Cloud Conscious, LLC. 
 *
 * ====================================================================
 * 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.jclouds.aws.elb.xml;

import javax.annotation.Resource;

import org.jclouds.http.functions.ParseSax.HandlerWithResult;
import org.jclouds.logging.Logger;

public class CreateLoadBalancerResponseHandler extends HandlerWithResult {

    @Resource
    protected Logger logger = Logger.NULL;

    private String dnsName;
    private StringBuilder currentText = new StringBuilder();

    protected String currentOrNull() {
       String returnVal = currentText.toString().trim();
       return returnVal.equals("") ? null : returnVal;
    }

    public void endElement(String uri, String name, String qName) {
       if (qName.equals("DNSName")) {
          dnsName = currentOrNull();
       }
       currentText = new StringBuilder();
    }

    public void characters(char ch[], int start, int length) {
       currentText.append(ch, start, length);
    }
    
    @Override
    public String getResult() {
       return dnsName;
    }
}