plugins/com.aptana.editor.ruby/src/org/eclipse/ui/texteditor/MyGemFunctions.java

MyGemFunctions.java

	public static String getGemsDirectory()
	{
		try
		{
			Process proc = Runtime.getRuntime().exec("which ruby");
			
			BufferedReader stdInput = new BufferedReader(new 
											InputStreamReader(proc.getInputStream()));

			BufferedReader stdError = new BufferedReader(new 
											InputStreamReader(proc.getErrorStream()));
        	
			
			String s;
			String commandOutput = "";
			// read the output from the command
			System.out.println("Here is the standard output of the command:\n");
			while ((s = stdInput.readLine()) != null) {
				//System.out.println(s);
				commandOutput += s;
			}
			
			// read any errors from the attempted command
			System.out.println("Here is the standard error of the command (if any):\n");
			while ((String s = stdError.readLine()) != null) {
				//System.out.println(s);
				commandOutput += s;
			}
			
			int statusCode = proc.exitValue();
			return commandOutput;
		}
		catch (IOException e)
		{
			// TODO Auto-generated catch block
			e.printStackTrace(); 
			return "";
		}
	}