1 // Copyright 2015 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef BASE_ANDROID_JAVA_RUNTIME_H_ 6 #define BASE_ANDROID_JAVA_RUNTIME_H_ 7 8 #include "base/android/scoped_java_ref.h" 9 #include "base/base_export.h" 10 11 namespace base { 12 namespace android { 13 14 // Wrapper class for using the java.lang.Runtime object from jni. 15 class BASE_EXPORT JavaRuntime { 16 public: 17 // Registers the jni class (once per process). 18 static bool Register(JNIEnv* env); 19 20 // Fills the total memory used and memory allocated for objects by the java 21 // heap in the current process. Returns true on success. 22 static void GetMemoryUsage(long* total_memory, long* free_memory); 23 }; 24 25 } // namespace android 26 } // namespace base 27 28 #endif // BASE_ANDROID_JAVA_RUNTIME_H_ 29