test/hotspot/jtreg/vmTestbase/gc/gctests/nativeGC02/libnativeGC02.cpp

rev 52200 : [mq]: spaces

*** 23,33 ****
  #include <jni.h>
  #include <stdio.h>
  
  extern "C" {
  
! /* A C function that takes a reference to java Object( a circular Linked list)
      and utilizes this reference to do a java method callback to determine the
      number of elements in the linked list */
  JNIEXPORT jint JNICALL
  Java_gc_gctests_nativeGC02_nativeGC02_nativeMethod02
  (JNIEnv *env, jobject obj, jobject linked_list) {
--- 23,33 ----
  #include <jni.h>
  #include <stdio.h>
  
  extern "C" {
  
! /* A C function that takes a reference to java Object(a circular Linked list)
      and utilizes this reference to do a java method callback to determine the
      number of elements in the linked list */
  JNIEXPORT jint JNICALL
  Java_gc_gctests_nativeGC02_nativeGC02_nativeMethod02
  (JNIEnv *env, jobject obj, jobject linked_list) {
*** 49,61 ****
          llist = env->GetObjectField(obj, fid);
  
          /* force a GC by invoking a callback where System.gc() is called
          */
  
!         cls  = env->GetObjectClass(obj);
          mid = env->GetMethodID(cls, "callbackGC", "()V");
!         if (mid  == 0){
                  printf("couldnt locate method callbackGC()\n");
                  return -1;
          }
          env->CallVoidMethod(obj,mid);
  
--- 49,61 ----
          llist = env->GetObjectField(obj, fid);
  
          /* force a GC by invoking a callback where System.gc() is called
          */
  
!         cls = env->GetObjectClass(obj);
          mid = env->GetMethodID(cls, "callbackGC", "()V");
!         if (mid == 0) {
                  printf("couldnt locate method callbackGC()\n");
                  return -1;
          }
          env->CallVoidMethod(obj,mid);
  
*** 63,77 ****
             that counts the number of elements in the
             circular linked list
             */
  
          clss = env->GetObjectClass(linked_list);
!         mid2 = env->GetMethodID(clss, "getLength", "(Lnsk/share/gc/CircularLinkedList;)I" );
!         if (mid2  == 0 ){
                  printf("couldnt locate method getLength(CircularLinkedList)\n");
                  return -1;
          }
!         elementCount  = env->CallIntMethod(linked_list, mid2, llist);
          return elementCount;
  }
  
  }
--- 63,77 ----
             that counts the number of elements in the
             circular linked list
             */
  
          clss = env->GetObjectClass(linked_list);
!         mid2 = env->GetMethodID(clss, "getLength", "(Lnsk/share/gc/CircularLinkedList;)I");
!         if (mid2 == 0) {
                  printf("couldnt locate method getLength(CircularLinkedList)\n");
                  return -1;
          }
!         elementCount = env->CallIntMethod(linked_list, mid2, llist);
          return elementCount;
  }
  
  }