de.randec.MVBMonitor.Downloader.java Source code

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Here is the source code for de.randec.MVBMonitor.Downloader.java

Source

/*
  Copyright 2015 Oliver Traeger
  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 de.randec.MVBMonitor;

import org.apache.commons.lang3.StringEscapeUtils;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;

import java.io.IOException;

public class Downloader {

    static String downloadJson(String url) throws IOException {
        String data = "";
        try {
            // defaultHttpClient
            DefaultHttpClient httpClient = new DefaultHttpClient();
            HttpPost httpPost = new HttpPost(url);
            HttpResponse response = httpClient.execute(httpPost);
            data = EntityUtils.toString(response.getEntity(), "utf-8");
            //data = EntityUtils.toString(response.getEntity());
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        }
        //unescape escape codes (Umlaute)
        return StringEscapeUtils.unescapeHtml4(data);

    }

}