org.workin.http.httpclient.v4.handler.response.JacksonResponseHandler.java Source code

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Here is the source code for org.workin.http.httpclient.v4.handler.response.JacksonResponseHandler.java

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/*
 * Copyright 2015 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.
 * 
 * Create Date : 2015-7-8
 */

package org.workin.http.httpclient.v4.handler.response;

import java.io.IOException;

import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.codehaus.jackson.map.ObjectMapper;
import org.workin.commons.util.StringUtils;

/**
 * @description JSON??
 * @author  <a href="mailto:code727@gmail.com">?</a>
 * @version 1.0
 * @param <T>
 */
public class JacksonResponseHandler<T> extends AbstractResponseHandler<T> {

    /** Bean */
    private String beanClass;

    private Class<?> beanType = Object.class;

    public String getBeanClass() {
        return beanClass;
    }

    public void setBeanClass(String beanClass) {
        if (StringUtils.isNotBlank(beanClass)) {
            this.beanClass = beanClass.trim();
            try {
                this.beanType = Class.forName(beanClass);
            } catch (ClassNotFoundException e) {
                e.printStackTrace();
            }
        }
    }

    @SuppressWarnings("unchecked")
    @Override
    public T handleResponse(HttpResponse response) throws ClientProtocolException, IOException {
        String jacksonContent = super.doResponse(response);
        if (StringUtils.isNotBlank(jacksonContent)) {
            ObjectMapper objectMapper = new ObjectMapper();
            return (T) objectMapper.readValue(jacksonContent, this.beanType);
        } else
            return null;
    }

}