com.dss886.nForumSDK.http.PostMethod.java Source code

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Here is the source code for com.dss886.nForumSDK.http.PostMethod.java

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/*
 * Copyright (C) 2010-2014 dss886
 *
 * 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.dss886.nForumSDK.http;

import java.io.IOException;
import java.io.UnsupportedEncodingException;

import com.dss886.nForumSDK.util.ParamOption;
import org.apache.http.Header;
import org.apache.http.HeaderElement;
import org.apache.http.HttpResponse;
import org.apache.http.client.entity.GzipDecompressingEntity;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.mime.MultipartEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONException;
import org.json.JSONObject;

/**
 * ?HTTP Post
 * @author dss886
 * @since 2014-9-7
 */
public class PostMethod {

    private DefaultHttpClient httpClient;
    private HttpPost httpPost;

    public PostMethod(DefaultHttpClient httpClient, String auth, String url, ParamOption params) {
        this.httpClient = httpClient;
        httpPost = new HttpPost(url);
        try {
            httpPost.setEntity(new UrlEncodedFormEntity(params.toNamePair(), "UTF-8"));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        httpPost.setHeader("Accept-Encoding", "gzip, deflate");
        httpPost.setHeader("Authorization", "Basic " + auth);
    }

    public PostMethod(DefaultHttpClient httpClient, String auth, String url, MultipartEntity mEntity) {
        this.httpClient = httpClient;
        httpPost = new HttpPost(url);
        httpPost.setEntity(mEntity);
        httpPost.setHeader("Accept-Encoding", "gzip, deflate");
        httpPost.setHeader("Authorization", "Basic " + auth);
    }

    public JSONObject postJSON() throws JSONException, NForumException, IOException {
        HttpResponse response = httpClient.execute(httpPost);
        int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode != 200)
            throw new NForumException(NForumException.EXCEPTION_NETWORK + ":" + statusCode);
        Header header = response.getEntity().getContentEncoding();
        if (header != null) {
            for (HeaderElement element : header.getElements()) {
                if (element.getName().equalsIgnoreCase("gzip")) {
                    response.setEntity(new GzipDecompressingEntity(response.getEntity()));
                    break;
                }
            }
        }
        String result = ResponseProcessor.getStringFromResponse(response);
        httpPost.abort();

        JSONObject json = new JSONObject(result);
        if (json.has("msg")) {
            throw new NForumException(json.getString("msg"));
        }
        return json;
    }
}