com.groupon.jenkins.util.HttpPoster.java Source code

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Here is the source code for com.groupon.jenkins.util.HttpPoster.java

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/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014, Groupon, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.groupon.jenkins.util;

import com.fasterxml.jackson.databind.ObjectMapper;
import hudson.ProxyConfiguration;
import jenkins.model.Jenkins;
import org.apache.commons.httpclient.URIException;
import org.apache.commons.io.IOUtils;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.conn.params.ConnRoutePNames;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.util.Map;

public class HttpPoster {
    public String post(String url, Map postData) throws IOException {
        DefaultHttpClient httpclient = new DefaultHttpClient();
        HttpPost post = new HttpPost(url);
        try {

            post.setEntity(new StringEntity(new ObjectMapper().writeValueAsString(postData)));
            HttpResponse response = httpclient.execute(post);
            HttpHost proxy = getProxy(post);
            if (proxy != null) {
                httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);
            }
            if (response.getStatusLine().getStatusCode() != 200) {
                throw new RuntimeException(response.getStatusLine().toString());
            }
            return getResponse(response);
        } finally {
            httpclient.getConnectionManager().shutdown();
        }
    }

    private String getResponse(HttpResponse response) throws IOException {
        return response.getEntity() == null || response.getEntity().getContent() == null ? null
                : IOUtils.toString(response.getEntity().getContent());

    }

    private HttpHost getProxy(HttpUriRequest method) throws URIException {

        ProxyConfiguration proxy = Jenkins.getInstance().proxy;
        if (proxy == null)
            return null;

        Proxy p = proxy.createProxy(method.getURI().getHost());
        switch (p.type()) {
        case DIRECT:
            return null;
        case HTTP:
            InetSocketAddress sa = (InetSocketAddress) p.address();
            return new HttpHost(sa.getHostName(), sa.getPort());
        case SOCKS:
        default:
            return null;
        }
    }
}