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Diffstat (limited to 'docs/modules/ROOT/pages/examples/tracing/version1/Trace.java')
-rw-r--r-- | docs/modules/ROOT/pages/examples/tracing/version1/Trace.java | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/docs/modules/ROOT/pages/examples/tracing/version1/Trace.java b/docs/modules/ROOT/pages/examples/tracing/version1/Trace.java deleted file mode 100644 index 97b5edb3f..000000000 --- a/docs/modules/ROOT/pages/examples/tracing/version1/Trace.java +++ /dev/null @@ -1,77 +0,0 @@ -/* -Copyright (c) Xerox Corporation 1998-2002. All rights reserved. - -Use and copying of this software and preparation of derivative works based -upon this software are permitted. Any distribution of this software or -derivative works must comply with all applicable United States export control -laws. - -This software is made available AS IS, and Xerox Corporation makes no warranty -about the software, its performance or its conformity to any specification. -*/ - -package tracing.version1; - -import java.io.PrintStream; - -/** - * - * This class provides some basic functionality for printing trace messages - * into a stream. - * - */ -public class Trace { - /** - * There are 3 trace levels (values of TRACELEVEL): - * 0 - No messages are printed - * 1 - Trace messages are printed, but there is no indentation - * according to the call stack - * 2 - Trace messages are printed, and they are indented - * according to the call stack - */ - public static int TRACELEVEL = 0; - protected static PrintStream stream = null; - protected static int callDepth = 0; - - /** - * Initialization. - */ - public static void initStream(PrintStream s) { - stream = s; - } - - /** - * Prints an "entering" message. It is intended to be called in the - * beginning of the blocks to be traced. - */ - public static void traceEntry(String str) { - if (TRACELEVEL == 0) return; - if (TRACELEVEL == 2) callDepth++; - printEntering(str); - } - - /** - * Prints an "exiting" message. It is intended to be called in the - * end of the blocks to be traced. - */ - public static void traceExit(String str) { - if (TRACELEVEL == 0) return; - printExiting(str); - if (TRACELEVEL == 2) callDepth--; - } - - private static void printEntering(String str) { - printIndent(); - stream.println("--> " + str); - } - - private static void printExiting(String str) { - printIndent(); - stream.println("<-- " + str); - } - - private static void printIndent() { - for (int i = 0; i < callDepth; i++) - stream.print(" "); - } -} |