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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.hive.hplsql;

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

/**
 * Read a stream from an external process 
 */
public class StreamGobbler extends Thread {
  private final Console console;
  private final InputStream is;
  
  StreamGobbler(InputStream is, Console console) {
    this.is = is;
    this.console = console;
  }
  
  public void run() {
    try {
      InputStreamReader isr = new InputStreamReader(is);
      BufferedReader br = new BufferedReader(isr);
      while(true) {
        String line = br.readLine();
        if(line == null) {
          break;
        }        
        console.printLine(line);
      }
    } catch (IOException ioe) {
      ioe.printStackTrace();  
    }
 }
}