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      1 /*
      2  * Licensed to the Apache Software Foundation (ASF) under one or more
      3  * contributor license agreements.  See the NOTICE file distributed with
      4  * this work for additional information regarding copyright ownership.
      5  * The ASF licenses this file to You under the Apache License, Version 2.0
      6  * (the "License"); you may not use this file except in compliance with
      7  * the License.  You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  */
     17 
     18 package tests.support;
     19 
     20 import java.io.FileDescriptor;
     21 import java.io.FileInputStream;
     22 import java.io.FileOutputStream;
     23 import java.io.IOException;
     24 
     25 public class Support_ProcessReadWriteTest {
     26 
     27     public static void main(String[] args) {
     28         try {
     29             FileInputStream input = new FileInputStream(FileDescriptor.in);
     30             FileOutputStream output = new FileOutputStream(FileDescriptor.out);
     31 
     32             // read just three lines since EOF isn't working properly. It would
     33             // be better to read to the end and echo it all
     34             for (int i = 0; i < 3; i++) {
     35                 int c = input.read();
     36                 while (c != '\n') {
     37                     output.write(c);
     38                     c = input.read();
     39                 }
     40                 output.write(c);
     41             }
     42             input.close();
     43             output.close();
     44         } catch (IOException e) {
     45             e.printStackTrace();
     46         }
     47     }
     48 }
     49