| /* |
| * 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 |
| * |
| * https://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.tools.ant.taskdefs; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| import org.apache.tools.ant.Task; |
| |
| /** |
| * Redirects text written to a stream through the standard |
| * Ant logging mechanism. This class is useful for integrating |
| * with tools that write to System.out and System.err. For example, |
| * the following will cause all text written to System.out to be |
| * logged with "info" priority: |
| * <pre>System.setOut(new PrintStream(new TaskOutputStream(project, Project.MSG_INFO)));</pre> |
| * |
| * <p><strong>As of Ant 1.2, this class is considered to be dead code |
| * by the Ant developers and is unmaintained. Don't use |
| * it.</strong></p> |
| * |
| * @deprecated since 1.2.x. |
| * Use LogOutputStream instead. |
| */ |
| @Deprecated |
| public class TaskOutputStream extends OutputStream { |
| |
| private Task task; |
| private StringBuffer line; |
| private int msgOutputLevel; |
| |
| /** |
| * Constructs a new JavacOutputStream with the given project |
| * as the output source for messages. |
| */ |
| |
| TaskOutputStream(Task task, int msgOutputLevel) { |
| System.err.println("As of Ant 1.2 released in October 2000, the " |
| + "TaskOutputStream class"); |
| System.err.println("is considered to be dead code by the Ant " |
| + "developers and is unmaintained."); |
| System.err.println("Don't use it!"); |
| |
| this.task = task; |
| this.msgOutputLevel = msgOutputLevel; |
| |
| line = new StringBuffer(); |
| } |
| |
| /** |
| * Write a character to the output stream. This method looks |
| * to make sure that there isn't an error being reported and |
| * will flush each line of input out to the project's log stream. |
| * @param c the character to write |
| * @throws IOException on error |
| */ |
| |
| public void write(int c) throws IOException { |
| char cc = (char) c; |
| if (cc == '\r' || cc == '\n') { |
| // line feed |
| if (line.length() > 0) { |
| processLine(); |
| } |
| } else { |
| line.append(cc); |
| } |
| } |
| |
| /** |
| * Processes a line of input and determines if an error occurred. |
| */ |
| |
| private void processLine() { |
| String s = line.toString(); |
| task.log(s, msgOutputLevel); |
| line = new StringBuffer(); |
| } |
| } |
| |