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- java.lang.Object
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- java.lang.management.LockInfo
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- Direct Known Subclasses:
- MonitorInfo
public class LockInfo extends Object
Information about a lock. A lock can be a built-in object monitor, an ownable synchronizer, or theCondition
object associated with synchronizers.An ownable synchronizer is a synchronizer that may be exclusively owned by a thread and uses
AbstractOwnableSynchronizer
(or its subclass) to implement its synchronization property.ReentrantLock
andReentrantReadWriteLock
are two examples of ownable synchronizers provided by the platform.MXBean Mapping
LockInfo is mapped to aCompositeData
as specified in the type mapping rules of MXBeans.- Since:
- 1.6
- See Also:
AbstractOwnableSynchronizer
,Condition
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Constructor Summary
Constructors Constructor and Description LockInfo(String className, int identityHashCode)
Constructs a LockInfo object.
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Method Summary
Methods Modifier and Type Method and Description String
getClassName()
Returns the fully qualified name of the class of the lock object.int
getIdentityHashCode()
Returns the identity hash code of the lock object returned from theSystem.identityHashCode(java.lang.Object)
method.String
toString()
Returns a string representation of a lock.
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Constructor Detail
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LockInfo
@ConstructorProperties(value={"className","identityHashCode"}) public LockInfo(String className, int identityHashCode)
Constructs a LockInfo object.- Parameters:
className
- the fully qualified name of the class of the lock object.identityHashCode
- theidentity hash code
of the lock object.
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Method Detail
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getClassName
public String getClassName()
Returns the fully qualified name of the class of the lock object.- Returns:
- the fully qualified name of the class of the lock object.
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getIdentityHashCode
public int getIdentityHashCode()
Returns the identity hash code of the lock object returned from theSystem.identityHashCode(java.lang.Object)
method.- Returns:
- the identity hash code of the lock object.
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toString
public String toString()
Returns a string representation of a lock. The returned string representation consists of the name of the class of the lock object, the at-sign character `@', and the unsigned hexadecimal representation of the identity hash code of the object. This method returns a string equals to the value of:lock.getClass().getName() + '@' + Integer.toHexString(System.identityHashCode(lock))
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