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comparison src/share/vm/prims/jvm.cpp @ 12824:615d83933195

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8026025: JVM_GetCallerClass allows Reflection.getCallerClass(int depth) to use Reviewed-by: alanb, dholmes, twisti Contributed-by: mandy.chung@oracle.com
author dholmes
date Tue, 08 Oct 2013 02:56:06 -0400
parents 2720ab7a0d70
children 096c224171c4 0f2de9d724a9 2b8e28fdf503 d35df3079834 21444610cb92
comparison
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12823:ac9cb1d5a202 12824:615d83933195
666 666
667 667
668 JVM_ENTRY(jclass, JVM_GetCallerClass(JNIEnv* env, int depth)) 668 JVM_ENTRY(jclass, JVM_GetCallerClass(JNIEnv* env, int depth))
669 JVMWrapper("JVM_GetCallerClass"); 669 JVMWrapper("JVM_GetCallerClass");
670 670
671 // Pre-JDK 8 and early builds of JDK 8 don't have a CallerSensitive annotation. 671 // Pre-JDK 8 and early builds of JDK 8 don't have a CallerSensitive annotation; or
672 if (SystemDictionary::reflect_CallerSensitive_klass() == NULL) { 672 // sun.reflect.Reflection.getCallerClass with a depth parameter is provided
673 // temporarily for existing code to use until a replacement API is defined.
674 if (SystemDictionary::reflect_CallerSensitive_klass() == NULL || depth != JVM_CALLER_DEPTH) {
673 Klass* k = thread->security_get_caller_class(depth); 675 Klass* k = thread->security_get_caller_class(depth);
674 return (k == NULL) ? NULL : (jclass) JNIHandles::make_local(env, k->java_mirror()); 676 return (k == NULL) ? NULL : (jclass) JNIHandles::make_local(env, k->java_mirror());
675 } else {
676 // Basic handshaking with Java_sun_reflect_Reflection_getCallerClass
677 assert(depth == -1, "wrong handshake depth");
678 } 677 }
679 678
680 // Getting the class of the caller frame. 679 // Getting the class of the caller frame.
681 // 680 //
682 // The call stack at this point looks something like this: 681 // The call stack at this point looks something like this: