diff options
Diffstat (limited to 'libjava/jni.cc')
| -rw-r--r-- | libjava/jni.cc | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/libjava/jni.cc b/libjava/jni.cc index da9a84860ee..ea2f03974f3 100644 --- a/libjava/jni.cc +++ b/libjava/jni.cc @@ -20,6 +20,9 @@ details. */ #include <jvm.h> #include <java-assert.h> #include <jni.h> +#ifdef ENABLE_JVMPI +#include <jvmpi.h> +#endif #include <java/lang/Class.h> #include <java/lang/ClassLoader.h> @@ -105,12 +108,66 @@ static java::util::Hashtable *ref_table; // The only VM. static JavaVM *the_vm; +#ifdef ENABLE_JVMPI +// The only JVMPI interface description. +static JVMPI_Interface _Jv_JVMPI_Interface; + +static jint +jvmpiEnableEvent (jint event_type, void *) +{ + switch (event_type) + { + case JVMPI_EVENT_OBJECT_ALLOC: + _Jv_JVMPI_Notify_OBJECT_ALLOC = _Jv_JVMPI_Interface.NotifyEvent; + break; + + case JVMPI_EVENT_THREAD_START: + _Jv_JVMPI_Notify_THREAD_START = _Jv_JVMPI_Interface.NotifyEvent; + break; + + case JVMPI_EVENT_THREAD_END: + _Jv_JVMPI_Notify_THREAD_END = _Jv_JVMPI_Interface.NotifyEvent; + break; + + default: + return JVMPI_NOT_AVAILABLE; + } + + return JVMPI_SUCCESS; +} + +static jint +jvmpiDisableEvent (jint event_type, void *) +{ + switch (event_type) + { + case JVMPI_EVENT_OBJECT_ALLOC: + _Jv_JVMPI_Notify_OBJECT_ALLOC = NULL; + break; + + default: + return JVMPI_NOT_AVAILABLE; + } + + return JVMPI_SUCCESS; +} +#endif + void _Jv_JNI_Init (void) { ref_table = new java::util::Hashtable; + +#ifdef ENABLE_JVMPI + _Jv_JVMPI_Interface.version = 1; + _Jv_JVMPI_Interface.EnableEvent = &jvmpiEnableEvent; + _Jv_JVMPI_Interface.DisableEvent = &jvmpiDisableEvent; + _Jv_JVMPI_Interface.EnableGC = &_Jv_EnableGC; + _Jv_JVMPI_Interface.DisableGC = &_Jv_DisableGC; + _Jv_JVMPI_Interface.RunGC = &_Jv_RunGC; +#endif } // Tell the GC that a certain pointer is live. @@ -1868,6 +1925,15 @@ _Jv_JNI_GetEnv (JavaVM *, void **penv, jint version) return JNI_EDETACHED; } +#ifdef ENABLE_JVMPI + // Handle JVMPI requests. + if (version == JVMPI_VERSION_1) + { + *penv = (void *) &_Jv_JVMPI_Interface; + return 0; + } +#endif + // FIXME: do we really want to support 1.1? if (version != JNI_VERSION_1_2 && version != JNI_VERSION_1_1) { |
