47 lines
1.2 KiB
Java
47 lines
1.2 KiB
Java
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/*
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* Forge Mod Loader
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* Copyright (c) 2012-2013 cpw.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the GNU Lesser Public License v2.1
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* which accompanies this distribution, and is available at
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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*/
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package cpw.mods.fml.common;
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import java.io.PrintStream;
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import org.apache.logging.log4j.Logger;
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/**
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* PrintStream which redirects it's output to a given logger.
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*
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* @author Arkan
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*/
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public class TracingPrintStream extends PrintStream {
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private Logger logger;
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public TracingPrintStream(Logger logger, PrintStream original) {
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super(original);
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this.logger = logger;
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}
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@Override
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public void println(Object o) {
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logger.info(getPrefix() + o);
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}
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@Override
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public void println(String s) {
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logger.info(getPrefix() + s);
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}
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private String getPrefix() {
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StackTraceElement[] elems = Thread.currentThread().getStackTrace();
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StackTraceElement elem = elems[3]; // The caller is always at depth 2, plus this call.
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return "[" + elem.getClassName() + ":" + elem.getMethodName() + ":" + elem.getLineNumber() + "]: ";
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}
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}
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