Debug.java

package com.darwinsys.util; /** Utilities for debugging */ public class Debug { /** Static method to see if a given category of debugging is enabled. * Enable by setting e.g., -Ddebug.fileio to debug file I/O operations. * Use like this:<BR> * if (Debug.isEnabled("fileio"))<BR> * System.out.println("Starting to read file " + fileName); */ public static boolean isEnabled(String category) { return System.getProperty("debug." + category) != null; } /** Static method to println a given message if the * given category is enabled for debugging. */ public static void println(String category, String msg) { if (isEnabled(category)) System.out.println(msg); } /** Same thing but for non-String objects (think of the other * form as an optimization of this). */ public static void println(String category, Object stuff) { println(category, stuff.toString( )); } }