ErpMessageSender.java

package org.xmx0632.deliciousfruit.erp;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.ParseException;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.mime.MultipartEntity;
import org.apache.http.entity.mime.content.StringBody;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.xmx0632.deliciousfruit.utilities.encode.Encoder;

@Component
public class ErpMessageSender {

	private static Logger log = LoggerFactory.getLogger(ErpApiService.class);

	private static final String JSONCODE = "jsoncode";

	private static final String UTF_8 = "UTF-8";

	public String sendPostMsg(String message, String url) {
		try {
			HttpClient httpclient = new DefaultHttpClient();
			HttpPost httppost = new HttpPost(url);

			MultipartEntity entity = new MultipartEntity();
			entity.addPart(JSONCODE,
					new StringBody(message, Charset.forName(UTF_8)));
			httppost.setEntity(entity);

			HttpResponse response = null;
			response = httpclient.execute(httppost);
			HttpEntity resEntity = response.getEntity();
			String responseContent = "";
			if (resEntity != null) {
				responseContent = EntityUtils.toString(resEntity, UTF_8);
				EntityUtils.consume(resEntity);
			}
			httpclient.getConnectionManager().shutdown();
			return Encoder.decodeUnicode(responseContent);
		} catch (UnsupportedEncodingException e) {
			log.error(e.getMessage(), e);
		} catch (ClientProtocolException e) {
			log.error(e.getMessage(), e);
		} catch (ParseException e) {
			log.error(e.getMessage(), e);
		} catch (IOException e) {
			log.error(e.getMessage(), e);
		}
		return null;
	}

}