001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.hbtop.terminal.impl;
019
020import java.util.concurrent.TimeUnit;
021import org.apache.hadoop.hbase.hbtop.terminal.KeyPress;
022import org.apache.hadoop.hbase.hbtop.terminal.Terminal;
023import org.apache.hadoop.hbase.hbtop.terminal.TerminalPrinter;
024
025public final class TestTerminalPrinter {
026
027  private TestTerminalPrinter() {
028  }
029
030  public static void main(String[] args) throws Exception {
031    try (Terminal terminal = new TerminalImpl()) {
032      terminal.hideCursor();
033      terminal.refresh();
034
035      TerminalPrinter printer = terminal.getTerminalPrinter(0);
036      printer.print("Normal string").endOfLine();
037      printer.startHighlight().print("Highlighted string").stopHighlight().endOfLine();
038      printer.startBold().print("Bold string").stopBold().endOfLine();
039      printer.startHighlight().startBold().print("Highlighted bold string").stopBold()
040        .stopHighlight().endOfLine();
041      printer.endOfLine();
042      printer.print("Press any key to finish").endOfLine();
043
044      terminal.refresh();
045
046      while (true) {
047        KeyPress keyPress = terminal.pollKeyPress();
048        if (keyPress == null) {
049          TimeUnit.MILLISECONDS.sleep(100);
050          continue;
051        }
052        break;
053      }
054    }
055  }
056}