diff options
Diffstat (limited to 'libjava/java')
-rw-r--r-- | libjava/java/lang/System.java | 11 | ||||
-rw-r--r-- | libjava/java/lang/natSystem.cc | 8 |
2 files changed, 17 insertions, 2 deletions
diff --git a/libjava/java/lang/System.java b/libjava/java/lang/System.java index 005cba1..8ba0e89 100644 --- a/libjava/java/lang/System.java +++ b/libjava/java/lang/System.java @@ -1,5 +1,5 @@ /* System.java -- useful methods to interface with the system - Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 + Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -208,6 +208,15 @@ public final class System public static native long currentTimeMillis(); /** + * Get the current time, measured in nanoseconds. The result is as + * precise as possible, and is measured against a fixed epoch. + * However, unlike currentTimeMillis(), the epoch chosen is + * arbitrary and may vary by platform, etc. + * @since 1.5 + */ + public static native long nanoTime(); + + /** * Copy one array onto another from <code>src[srcStart]</code> ... * <code>src[srcStart+len-1]</code> to <code>dest[destStart]</code> ... * <code>dest[destStart+len-1]</code>. First, the arguments are validated: diff --git a/libjava/java/lang/natSystem.cc b/libjava/java/lang/natSystem.cc index 0a4c8b9..42a1325 100644 --- a/libjava/java/lang/natSystem.cc +++ b/libjava/java/lang/natSystem.cc @@ -1,6 +1,6 @@ // natSystem.cc - Native code implementing System class. -/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation +/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2006 Free Software Foundation This file is part of libgcj. @@ -124,6 +124,12 @@ java::lang::System::currentTimeMillis (void) return _Jv_platform_gettimeofday (); } +jlong +java::lang::System::nanoTime () +{ + return _Jv_platform_nanotime (); +} + jint java::lang::System::identityHashCode (jobject obj) { |