/*   CGI起動クラス  Ver 0.00   */
/*                             */
/*                             */
/*   by Atsushi      98/3/14   */


package lib.net;

import java.io.*;
import java.net.URL;
import java.net.URLConnection;


public class TextCGI extends Object
{
	/*   ---   Field   ---   */

	private URL address;
	private URLConnection cgi;

	/*   ---   Constructor   ---   */

	public TextCGI(URL address)
	{
		this.address=address;
	}

	/*   ---   接続   ---   */

	public void connect() throws IOException
	{
		cgi=address.openConnection();
		cgi.setUseCaches(false);
		cgi.setRequestProperty("Content-type","text/plain");
		cgi.setDoInput(true);
	}

	/*   ---   Submit   ---   */

	public String post(String input) throws IOException
	{
		BufferedWriter writer=null;
	
		cgi.setDoOutput(true);
		try {
			writer=new BufferedWriter(
			       new OutputStreamWriter(cgi.getOutputStream(),"SJIS"));
			writer.write(input);
			writer.close();
		}
		catch (IOException e)
		{
			try {
				if (writer!=null) writer.close();
			} catch (IOException e2) {}
			throw e;
		}
		
		return get();
	}

	public String get() throws IOException
	{
		BufferedReader reader=null;
		String output;
		String line;
	
		output="";
		
		try {
			reader=new BufferedReader(
			       new InputStreamReader(cgi.getInputStream(),"SJIS"));
			while (true)
			{
				line=reader.readLine();
				if (line==null) break;
				output=output+line+"\n";
			}
			reader.close();
		}
		catch (IOException e)
		{
			try {
				if (reader!=null) reader.close();
			} catch (IOException e2) {}
			throw e;
		}
		
		return output;
	}
}