src/share/vm/prims/jniCheck.cpp

rev 13037 : 8181147: JNI_GetStringPlatformChars should have a fast path for UTF-8
Reviewed-by: shade, chegar, erikj

*** 1512,1521 ****
--- 1512,1551 ----
             (const jchar*) guarded.release_for_freeing());
      }
      functionExit(thr);
  JNI_END
  
+ JNI_ENTRY_CHECKED(const jbyte*,
+   checked_jni_GetStringBytesCritical(JNIEnv *env,
+                                      jstring string,
+                                      jint* len,
+                                      jbyte *encoding,
+                                      jboolean *isCopy))
+     functionEnterCritical(thr);
+     IN_VM(
+       checkString(thr, string);
+     )
+     const jbyte *result = UNCHECKED()->GetStringBytesCritical(env, string, len, encoding, isCopy);
+     functionExit(thr);
+     return result;
+ JNI_END
+ 
+ JNI_ENTRY_CHECKED(void,
+   checked_jni_ReleaseStringBytesCritical(JNIEnv *env,
+                                     jstring str,
+                                     const jbyte *bytes))
+     functionEnterCriticalExceptionAllowed(thr);
+     IN_VM(
+       checkString(thr, str);
+     )
+     /* The Hotspot JNI code does not use the parameters, so just check the
+      * string parameter as a minor sanity check
+      */
+     UNCHECKED()->ReleaseStringBytesCritical(env, str, bytes);
+     functionExit(thr);
+ JNI_END
+ 
  JNI_ENTRY_CHECKED(jstring,
    checked_jni_NewStringUTF(JNIEnv *env,
                             const char *utf))
      functionEnter(thr);
      jstring result = UNCHECKED()->NewStringUTF(env,utf);
*** 2195,2204 ****
--- 2225,2236 ----
  
      checked_jni_NewString,
      checked_jni_GetStringLength,
      checked_jni_GetStringChars,
      checked_jni_ReleaseStringChars,
+     checked_jni_GetStringBytesCritical,
+     checked_jni_ReleaseStringBytesCritical,
  
      checked_jni_NewStringUTF,
      checked_jni_GetStringUTFLength,
      checked_jni_GetStringUTFChars,
      checked_jni_ReleaseStringUTFChars,