- 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 theConditionobject 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.ReentrantLockandReentrantReadWriteLockare two examples of ownable synchronizers provided by the platform.MXBean Mapping
LockInfo is mapped to aCompositeDataas 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 StringgetClassName()Returns the fully qualified name of the class of the lock object.intgetIdentityHashCode()Returns the identity hash code of the lock object returned from theSystem.identityHashCode(java.lang.Object)method.StringtoString()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 codeof 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:
where lock is the lock object.lock.getClass().getName() + '@' + Integer.toHexString(System.identityHashCode(lock))
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Document created the 11/06/2005, last modified the 04/03/2020
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