| /* |
| * Copyright 2014-present Facebook, Inc. |
| * |
| * 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 com.facebook.buck.util; |
| |
| import com.google.common.base.Preconditions; |
| |
| import java.io.BufferedReader; |
| import java.io.BufferedWriter; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.OutputStream; |
| import java.io.OutputStreamWriter; |
| |
| public abstract class LineProcessorThread extends ManagedThread { |
| |
| private final InputStream inputStream; |
| private final OutputStream outputStream; |
| |
| public LineProcessorThread(InputStream inputStream, OutputStream outputStream) { |
| this.inputStream = Preconditions.checkNotNull(inputStream); |
| this.outputStream = Preconditions.checkNotNull(outputStream); |
| } |
| |
| public abstract String process(String line); |
| |
| @Override |
| protected void run() throws Exception { |
| try (BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream)); |
| BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(outputStream))) { |
| String line; |
| while ((line = reader.readLine()) != null) { |
| writer.write(process(line)); |
| writer.newLine(); |
| } |
| } |
| } |
| |
| } |