source: release-kits/lirk3/bin/ant-installer/src/org/tp23/antinstaller/renderer/text/TextMessageRenderer.java@ 14982

/* 
 * Copyright 2005 Paul Hinds
 *
 * 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 org.tp23.antinstaller.renderer.text;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

import org.tp23.antinstaller.InstallerContext;
import org.tp23.antinstaller.renderer.MessageRenderer;

/**
 *
 * <p>Render user messages to the console </p>
 * <p> </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: tp23</p>
 * @author Paul Hinds
 * @version $Id: TextMessageRenderer.java,v 1.3 2007/01/09 22:41:40 teknopaul Exp $
 */
public class TextMessageRenderer
    implements MessageRenderer {

    private InstallerContext ctx = null;

    public TextMessageRenderer() {
    }

    public void setInstallerContext(InstallerContext ctx){
        this.ctx = ctx;
    }
    public void printMessage(String message){
        System.out.println(message);
    }

    public boolean prompt(String message){
        try {
            System.out.println(message);
            // FIXME need to read directly from InputStreamReader and stop at first \n or \r
            // test the following
//          InputStreamReader isr = new InputStreamReader(System.in);           
//          int intChar = -1;
//          StringBuffer sb = new StringBuffer();
//          while((intChar = isr.read()) != -1 && intChar != '\n' && intChar != '\r'){
//              sb.append((char)intChar);
//          }
//          String line = sb.toString();

            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String line = reader.readLine();
            if (line != null && !line.equals("") && line.trim().length() > 0) {
                return Character.toUpperCase(line.trim().charAt(0)) == 'Y' ||
                    Character.toUpperCase(line.trim().charAt(0)) == 'T' ;
            }
            return false;
        }
        catch (IOException ex) {
            throw new RuntimeException("IOException", ex);
        }
    }
}