src/share/native/sun/management/HotSpotDiagnostic.c

*** 1,7 ****
  /*
!  * Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 31,36 ****
--- 31,173 ----
  JNIEXPORT void JNICALL
  Java_sun_management_HotSpotDiagnostic_dumpHeap
    (JNIEnv *env, jobject dummy, jstring outputfile, jboolean live)
  {
      jmm_interface->DumpHeap0(env, outputfile, live);
+ }
+ 
+ JNIEXPORT jobjectArray JNICALL
+ Java_sun_management_HotSpotDiagnostic_getDiagnosticCommands0
+   (JNIEnv *env, jobject dummy)
+ {
+     if((jmm_version > JMM_VERSION_1_2_1)
+        || (jmm_version == JMM_VERSION_1_2 && ((jmm_version&0xFF)>=2))) {
+                 return jmm_interface->GetDiagnosticCommands(env);
+     }
+     return NULL;
+ }
+ 
+ 
+ jobject getDiagnosticCommandArgumentInfoArray(JNIEnv *env, jstring command,
+                                                    int num_arg) {
+     int i;
+     jobject obj;
+     jobjectArray result;
+     dcmdArgInfo* dcmd_arg_info_array;
+     jclass dcmdArgInfoCls;
+     jclass arraysCls;
+     jmethodID mid;
+     jobject resultList;
+ 
+     dcmd_arg_info_array = (dcmdArgInfo*) malloc(num_arg * sizeof(dcmdArgInfo));
+     if (dcmd_arg_info_array == NULL) {
+         return NULL;
+     }
+     jmm_interface->GetDiagnosticCommandArgumentsInfo(env, command,
+                                                      dcmd_arg_info_array);
+     dcmdArgInfoCls = (*env)->FindClass(env,
+         "com/sun/management/DiagnosticCommandArgumentInfo");
+     result = (*env)->NewObjectArray(env, num_arg, dcmdArgInfoCls, NULL);
+     if (result == NULL) {
+         free(dcmd_arg_info_array);
+         return NULL;
+     }
+     for (i=0; i<num_arg; i++) {
+         obj = JNU_NewObjectByName(env,
+              "com/sun/management/DiagnosticCommandArgumentInfo",
+              "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;ZZI)V",
+              (*env)->NewStringUTF(env,dcmd_arg_info_array[i].name),
+              (*env)->NewStringUTF(env,dcmd_arg_info_array[i].description),
+              (*env)->NewStringUTF(env,dcmd_arg_info_array[i].type),
+              dcmd_arg_info_array[i].default_string == NULL ? NULL:
+              (*env)->NewStringUTF(env, dcmd_arg_info_array[i].default_string),
+              dcmd_arg_info_array[i].mandatory,
+              dcmd_arg_info_array[i].option,
+              dcmd_arg_info_array[i].position);
+         if (obj == NULL) {
+             free(dcmd_arg_info_array);
+             return NULL;
+         }
+         (*env)->SetObjectArrayElement(env, result, i, obj);
+     }
+     free(dcmd_arg_info_array);
+     arraysCls = (*env)->FindClass(env, "java/util/Arrays");
+     mid = (*env)->GetStaticMethodID(env, arraysCls,
+              "asList", "([Ljava/lang/Object;)Ljava/util/List;");
+     resultList = (*env)->CallStaticObjectMethod(env, arraysCls, mid, result);
+     return resultList;
+ }
+ 
+ /* Throws IllegalArgumentException if at least one the diagnostic command
+  * passed in argument is not supported by the JVM
+  */
+ JNIEXPORT jobjectArray JNICALL
+ Java_sun_management_HotSpotDiagnostic_getDiagnosticCommandInfo0
+ (JNIEnv *env, jobject dummy, jobjectArray commands)
+ {
+     int i;
+     jclass dcmdInfoCls;
+     jobject result;
+     jobjectArray args;
+     jobject obj;
+ 
+     if (commands == NULL) {
+         JNU_ThrowNullPointerException(env, "Invalid String Array");
+         return NULL;
+     }
+     if ((jmm_version > JMM_VERSION_1_2_1)
+        || (jmm_version == JMM_VERSION_1_2 && ((jmm_version&0xFF)>=2))) {
+         jsize num_commands = (*env)->GetArrayLength(env, commands);
+         dcmdInfo* dcmd_info_array = (dcmdInfo*) malloc(num_commands *
+                                        sizeof(dcmdInfo));
+         if (dcmd_info_array == NULL) {
+             JNU_ThrowOutOfMemoryError(env, NULL);
+         }
+         jmm_interface->GetDiagnosticCommandInfo(env, commands, dcmd_info_array);
+         dcmdInfoCls = (*env)->FindClass(env,
+             "com/sun/management/DiagnosticCommandInfo");
+         result = (*env)->NewObjectArray(env, num_commands, dcmdInfoCls, NULL);
+         if (result == NULL) {
+             free(dcmd_info_array);
+             JNU_ThrowOutOfMemoryError(env, 0);
+         }
+         for (i=0; i<num_commands; i++) {
+             args = getDiagnosticCommandArgumentInfoArray(env,
+                            (*env)->GetObjectArrayElement(env,commands,i),
+                            dcmd_info_array[i].num_arguments);
+             if (args == NULL) {
+                 free(dcmd_info_array);
+                 JNU_ThrowOutOfMemoryError(env, 0);
+             }
+             obj = JNU_NewObjectByName(env,
+                       "com/sun/management/DiagnosticCommandInfo",
+                       "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;ZLjava/util/List;)V",
+                       (*env)->NewStringUTF(env,dcmd_info_array[i].name),
+                       (*env)->NewStringUTF(env,dcmd_info_array[i].description),
+                       (*env)->NewStringUTF(env,dcmd_info_array[i].impact),
+                       dcmd_info_array[i].enabled,
+                       args);
+             if (obj == NULL) {
+                 free(dcmd_info_array);
+                 JNU_ThrowOutOfMemoryError(env, 0);
+             }
+             (*env)->SetObjectArrayElement(env, result, i, obj);
+         }
+         free(dcmd_info_array);
+         return result;
+     }
+     return NULL;
+ }
+ 
+ /* Throws IllegalArgumentException if the diagnostic command
+  * passed in argument is not supported by the JVM
+  */
+ JNIEXPORT jstring JNICALL
+ Java_sun_management_HotSpotDiagnostic_executeDiagnosticCommand0
+ (JNIEnv *env, jobject dummy, jstring command)
+ {
+      if((jmm_version > JMM_VERSION_1_2_1 )
+        || (jmm_version == JMM_VERSION_1_2 && ((jmm_version&0xFF)>=2))) {
+          return jmm_interface->ExecuteDiagnosticCommand(env, command);
+     }
+      return NULL;
  }