Android Open Source - android-mvc-framework Http Post Request

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License

The source code is released under:
Apache License
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Java Source Code

package com.android_mvc.framework.net;
/*www.  ja  va  2 s  .  co  m*/
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;

import com.android_mvc.framework.common.FWUtil;

/**
 * ????????HTTP???????????
 * @author id:language_and_engineering
 *
 */
public class HttpPostRequest
{
    // NOTE: ???????????
    // http://d.hatena.ne.jp/language_and_engineering/20111121/p1

    // NOTE: ?BL???????????????????????????????????
    // ???????????????????????????????????????????????????????????????????
    // ?????????????????????????????????????????????

    // TODO: https??????GET?????


    // ????
    private String request_encoding = "UTF-8";
    private String response_encoding = "UTF-8";


    // ???
    private String target_url;
    private List<NameValuePair> post_params = new ArrayList<NameValuePair>();

    // ??
    HttpPostResponse res = new HttpPostResponse();


    /**
     * ?????????URL????
     */
    public HttpPostRequest target(String url)
    {
        this.target_url = url;

        FWUtil.d("this.target_url???????" + this.target_url);
        return this;
    }


    /**
     * POST????????
     */
    public HttpPostRequest addParam(String post_name, String post_value)
    {
        post_params.add(new BasicNameValuePair( post_name, post_value ));

        FWUtil.d(
            "POST?????????"
            + post_name
            + "?????"
            + post_value
            + "???????"
        );
        return this;
    }


    /**
     * ????????????????????????
     */
    public HttpPostResponse getResponse()
    {
        if(target_url == null)
        {
            FWUtil.e("URL????????????????????????");
            return null;
        }
        FWUtil.d("post???????????");

        // URL
        URI urlObj;
        try {
            urlObj = new URI( target_url );
            FWUtil.d("URL???OK");
        } catch (URISyntaxException e) {
            e.printStackTrace();
            return res.err( "??????URL" );
        }

        // POST????????????POST????????
        HttpPost request = new HttpPost( urlObj );
        try {
            // ???????????????????
            request.setEntity(new UrlEncodedFormEntity(post_params, request_encoding));
            FWUtil.d( "????????OK" );
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
            return res.err( "???????????" );
        }

        // POST????????
        DefaultHttpClient httpClient = new DefaultHttpClient();
        FWUtil.d("POST??");
        try {
            // ?????????????????handler???HttpResponse???????????
            httpClient.execute( request, response_handler );
        } catch (ClientProtocolException e) {
            e.printStackTrace();
            return res.err( "???????????" );
        } catch (IOException e) {
            e.printStackTrace();
            return res.err( "IO???" );
        }

        // shutdown?????????????????????????
        httpClient.getConnectionManager().shutdown();

        return res;
    }


    /**
     * ???????????????????????????????????????
     */
    private ResponseHandler<Void> response_handler = new ResponseHandler<Void>() {

        // HTTP??????????????????????????????????????????????
        @Override
        public Void handleResponse(HttpResponse response) throws IOException
        {
            int response_code = response.getStatusLine().getStatusCode();
            FWUtil.d( "??????????" + response_code );

            // ????????????????
            switch ( response_code )
            {
                // ?????????????????????????200
                case HttpStatus.SC_OK:
                    FWUtil.d("????????????????");

                    // ???????????????????????????????????????????
                    // ?IOException????????????
                    String response_text = EntityUtils.toString(
                        response.getEntity(),
                        HttpPostRequest.this.response_encoding
                    );
                    res.setTextOnSuccess( response_text );
                    break;

                // 404
                case HttpStatus.SC_NOT_FOUND:
                    FWUtil.d("???????????");
                    res.err( "404 Not Found" );
                    break;

                default:
                    FWUtil.d("?????");
                    res.err( "??????????" );
          }

          return null;
        }

    };

}
Java Source Code List
