Request.java

package shedar.mods.ic2.nuclearcontrol.panel.http;

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;

import shedar.mods.ic2.nuclearcontrol.IC2NuclearControl;
import argo.format.CompactJsonFormatter;
import argo.format.JsonFormatter;
import argo.jdom.JsonArrayNodeBuilder;
import argo.jdom.JsonNodeBuilder;
import argo.jdom.JsonNodeBuilders;
import argo.jdom.JsonObjectNodeBuilder;

public class Request implements Runnable {
	private static final JsonFormatter JSON_FORMATTER = new CompactJsonFormatter();
	private final URL url;
	@SuppressWarnings("rawtypes")
	private final ConcurrentHashMap<Long, JsonNodeBuilder> unsent;

	@SuppressWarnings("rawtypes")
	public Request(URL url, ConcurrentHashMap<Long, JsonNodeBuilder> unsent) {
		this.url = url;
		this.unsent = unsent;
	}

	private String formatData() {
		JsonObjectNodeBuilder builder = JsonNodeBuilders.anObjectBuilder();
		JsonArrayNodeBuilder array = JsonNodeBuilders.anArrayBuilder();
		List<Long> list = new ArrayList<Long>(unsent.keySet());
		for (Long key : list) {
			array.withElement(unsent.get(key));
			unsent.remove(key);
		}
		builder.withField("key", JsonNodeBuilders.aStringBuilder(IC2NuclearControl.instance.httpSensorKey)).withField("data", array);
		return JSON_FORMATTER.format(builder.build());
	}

	@Override
	public void run() {
		HttpURLConnection connection;
		try {
			connection = (HttpURLConnection) url.openConnection();
			connection.setConnectTimeout(5000);
			connection.setReadTimeout(5000);
			boolean isIdRequest = unsent == null;
			if (isIdRequest) {
				BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
				String line;
				line = reader.readLine();
				if (line != null) {
					HttpCardSender.instance.availableIds.add(Long.parseLong(line.trim()));
				}
				reader.close();
			} else {
				String data = formatData();
				byte[] bytes = data.getBytes("UTF-8");
				connection.setDoOutput(true);
				connection.setRequestMethod("POST");
				connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
				connection.setRequestProperty("charset", "utf-8");
				connection.setRequestProperty("Content-Length", "" + bytes.length);
				DataOutputStream outStream = new DataOutputStream(connection.getOutputStream());
				outStream.write(bytes);
				outStream.flush();
				BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
				reader.readLine();
				outStream.close();
				reader.close();
				connection.disconnect();
			}
		} catch (IOException e) {
		}
	}
}