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Implemented proper debug levels

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This commit is contained in:
Elias Naur 2003-12-20 14:01:31 +00:00
parent aae1deef70
commit fb8fd0a2d7
27 changed files with 207 additions and 194 deletions
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58
src/java/org/lwjgl/Sys.java
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@ -48,8 +48,12 @@ import org.lwjgl.input.Mouse;
*/
public final class Sys {
/** Debug level constants */
public static final int DEBUG_DISABLED = 1;
public static final int DEBUG_ENABLED = 2;
public static final int DEBUG = 6;
public static final int INFO = 5;
public static final int WARN = 4;
public static final int ERROR = 3;
public static final int FATAL = 2;
public static final int NONE = 1;
/** Low process priority. @see #setProcessPriority() */
public static final int LOW_PRIORITY = -1;
@ -84,22 +88,28 @@ public final class Sys {
private static String LIBRARY_NAME = "lwjgl";
/**
* Debug level. This will tell you if you are using the debug version of
* the library, and whether assertions are enabled or not.
* Debug level.
*/
public static final int DEBUG;
public static final int debug_level;
static {
int _debug = DEBUG_DISABLED;
try {
assert false;
} catch (AssertionError e) {
// Assertions are enabled, so we'll enabled debugging
_debug = DEBUG_ENABLED;
} finally {
DEBUG = _debug;
initialize();
String debug_level_prop = System.getProperty("lwjgl.debuglevel", "NONE");
int _debug = NONE;
if (debug_level_prop.equals("DEBUG")) {
_debug = DEBUG;
} else if (debug_level_prop.equals("INFO")) {
_debug = INFO;
} else if (debug_level_prop.equals("WARN")) {
_debug = WARN;
} else if (debug_level_prop.equals("ERROR")) {
_debug = ERROR;
} else if (debug_level_prop.equals("FATAL")) {
_debug = FATAL;
} else if (debug_level_prop.equals("NONE")) {
_debug = NONE;
}
debug_level = _debug;
initialize();
}
/**
@ -114,9 +124,21 @@ public final class Sys {
*/
private Sys() {
}
public static boolean atDebugLevel() {
return DEBUG >= DEBUG_ENABLED;
/**
* Prints the given message to System.err if atDebugLevel(debug_level)
* is true.
*/
public static void log(int debug_level, String msg) {
if (atDebugLevel(debug_level))
System.err.println(msg);
}
/**
* @return true if the debug level is greater than or equal to level
*/
public static boolean atDebugLevel(int level) {
return debug_level >= level;
}
/**
@ -124,7 +146,7 @@ public final class Sys {
*/
private static void initialize() {
System.loadLibrary(LIBRARY_NAME);
setDebugLevel(DEBUG);
setDebugLevel(debug_level);
setTime(0);
Runtime.getRuntime().addShutdownHook(new Thread() {