| /* |
| * 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.uima.util; |
| |
| import java.io.PrintStream; |
| |
| /** |
| * A PrintStream implementation that writes to a UIMA logger. Useful if you have a UIMA component |
| * that uses a 3rd-party package that logs to a PrintStream, and you want to redirect the output to |
| * the UIMA log. |
| * <p> |
| * Note that only the output of <code>print</code> and <code>println</code> calls goes to the |
| * logger. Calls to the <code>write</code> methods are ignored since they take binary data which |
| * cannot be easily redirected to the logger. |
| */ |
| public class LoggerPrintStream extends PrintStream { |
| Logger logger; |
| |
| Level level; |
| |
| StringBuffer buf = new StringBuffer(); |
| |
| public LoggerPrintStream(Logger logger, Level level) { |
| super(System.out); // hopefully nothing will actually reach stdout |
| this.logger = logger; |
| this.level = level; |
| } |
| |
| public void close() { |
| flush(); |
| } |
| |
| public void flush() { |
| if (buf.length() > 0) { |
| logger.log(level, buf.toString()); |
| buf.setLength(0); |
| } |
| } |
| |
| public void print(boolean b) { |
| print("" + b); |
| } |
| |
| public void print(char c) { |
| print("" + c); |
| } |
| |
| public void print(char[] s) { |
| print(new String(s)); |
| } |
| |
| public void print(double d) { |
| print("" + d); |
| } |
| |
| public void print(float f) { |
| print("" + f); |
| } |
| |
| public void print(int i) { |
| print("" + i); |
| } |
| |
| public void print(long l) { |
| print("" + l); |
| } |
| |
| public void print(Object obj) { |
| print("" + obj); |
| |
| } |
| |
| public void print(String s) { |
| buf.append(s); |
| } |
| |
| public void println() { |
| flush(); |
| } |
| |
| public void println(boolean x) { |
| println("" + x); |
| } |
| |
| public void println(char x) { |
| println("" + x); |
| } |
| |
| public void println(char[] x) { |
| println(new String(x)); |
| } |
| |
| public void println(double x) { |
| println("" + x); |
| } |
| |
| public void println(float x) { |
| println("" + x); |
| } |
| |
| public void println(int x) { |
| println("" + x); |
| } |
| |
| public void println(long x) { |
| println("" + x); |
| } |
| |
| public void println(Object x) { |
| println("" + x); |
| } |
| |
| public void println(String x) { |
| buf.append(x); |
| flush(); |
| } |
| |
| public void write(byte[] aBuf, int off, int len) { |
| // raw bytes not supported |
| } |
| |
| public void write(int b) { |
| // raw bytes not supported |
| } |
| |
| } |