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8002078: hs_err_pid file should report full JDK version string

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Reviewed-by: dholmes, sspitsyn, kmo
This commit is contained in:
Staffan Larsen 2012-11-01 13:05:47 +01:00
parent 772e0e748d
commit ff6a68b801
5 changed files with 36 additions and 1 deletions
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23
hotspot/src/share/vm/runtime/thread.cpp
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@ -1042,6 +1042,7 @@ static void call_initializeSystemClass(TRAPS) {
}
char java_runtime_name[128] = "";
char java_runtime_version[128] = "";
// extract the JRE name from sun.misc.Version.java_runtime_name
static const char* get_java_runtime_name(TRAPS) {
@ -1064,6 +1065,27 @@ static const char* get_java_runtime_name(TRAPS) {
}
}
// extract the JRE version from sun.misc.Version.java_runtime_version
static const char* get_java_runtime_version(TRAPS) {
Klass* k = SystemDictionary::find(vmSymbols::sun_misc_Version(),
Handle(), Handle(), CHECK_AND_CLEAR_NULL);
fieldDescriptor fd;
bool found = k != NULL &&
InstanceKlass::cast(k)->find_local_field(vmSymbols::java_runtime_version_name(),
vmSymbols::string_signature(), &fd);
if (found) {
oop name_oop = k->java_mirror()->obj_field(fd.offset());
if (name_oop == NULL)
return NULL;
const char* name = java_lang_String::as_utf8_string(name_oop,
java_runtime_version,
sizeof(java_runtime_version));
return name;
} else {
return NULL;
}
}
// General purpose hook into Java code, run once when the VM is initialized.
// The Java library method itself may be changed independently from the VM.
static void call_postVMInitHook(TRAPS) {
@ -3473,6 +3495,7 @@ jint Threads::create_vm(JavaVMInitArgs* args, bool* canTryAgain) {
// get the Java runtime name after java.lang.System is initialized
JDK_Version::set_runtime_name(get_java_runtime_name(THREAD));
JDK_Version::set_runtime_version(get_java_runtime_version(THREAD));
} else {
warning("java.lang.System not initialized");
}