程序包 ohos.hiviewdfx

类 Debug.HeapInfo

java.lang.Object

ohos.hiviewdfx.Debug.HeapInfo

封闭类:

Debug

public static class Debug.HeapInfo
extends Object

Provides the static native heap memory used by the current process of your application.

You can use the Debug#getNativeHeapInfo method to obtain the statistics about the native heap memory.

Example code for obtaining the statistics about the native heap memory:

 Debug.HeapInfo heapInfo =new Debug.HeapInfo();
 Debug.getNativeHeapInfo(heapInfo);
 long heapSize = heapInfo.nativeHeapSize ;
 long allocateHeapSize = heapInfo.nativeHeapAllocatedSize;
 long freeHeapSize = heapInfo.nativeHeapFreeSize;
 

从以下版本开始:

2

字段概要

字段

限定符和类型	字段	说明
long	nativeHeapAllocatedSize	Indicates the amount of allocated memory for the static native heap used by the current process.
long	nativeHeapFreeSize	Indicates the amount of free memory for the static native heap used by the current process.
long	nativeHeapSize	Indicates the total amount of static native heap memory used by the current process.

构造器概要

构造器

构造器	说明
HeapInfo()

方法概要

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

nativeHeapAllocatedSize

public long nativeHeapAllocatedSize

Indicates the amount of allocated memory for the static native heap used by the current process.

The allocated memory is stored in bytes, and its amount must be greater than 0.

从以下版本开始:

2

nativeHeapFreeSize

public long nativeHeapFreeSize

Indicates the amount of free memory for the static native heap used by the current process.

The free memory is saved in bytes, and its amount must be greater than 0.

从以下版本开始:

2

nativeHeapSize

public long nativeHeapSize

Indicates the total amount of static native heap memory used by the current process.

The total memory is stored in bytes, and its amount must be greater than 0.

从以下版本开始:

2

构造器详细资料

HeapInfo

public HeapInfo()