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Java™ Platform Standard Ed. 6 |
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java.lang.Object java.lang.management.LockInfo java.lang.management.MonitorInfo
public class MonitorInfo
Information about an object monitor lock. An object monitor is locked when entering a synchronization block or method on that object.
CompositeData
with attributes as specified in
the from
method.
Constructor Summary | |
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MonitorInfo(String className,
int identityHashCode,
int stackDepth,
StackTraceElement stackFrame)
Construct a MonitorInfo object. |
Method Summary | |
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static MonitorInfo |
from(CompositeData cd)
Returns a MonitorInfo object represented by the given CompositeData. |
int |
getLockedStackDepth()
Returns the depth in the stack trace where the object monitor was locked. |
StackTraceElement |
getLockedStackFrame()
Returns the stack frame that locked the object monitor. |
Methods inherited from class java.lang.management.LockInfo |
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getClassName, getIdentityHashCode, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public MonitorInfo(String className, int identityHashCode, int stackDepth, StackTraceElement stackFrame)
className
- the fully qualified name of the class of the lock object.identityHashCode
- the identity hash code
of the lock object.stackDepth
- the depth in the stack trace where the object monitor
was locked.stackFrame
- the stack frame that locked the object monitor.
IllegalArgumentException
- if
stackDepth ≥ 0 but stackFrame is null,
or stackDepth < 0 but stackFrame is not
null.Method Detail |
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public int getLockedStackDepth()
ThreadInfo.getStackTrace()
method.
public StackTraceElement getLockedStackFrame()
public static MonitorInfo from(CompositeData cd)
LockInfo
class:
Attribute Name Type lockedStackFrame CompositeData as specified in the stackTrace attribute defined in the ThreadInfo.from
method.lockedStackDepth java.lang.Integer
cd
- CompositeData representing a MonitorInfo
IllegalArgumentException
- if cd does not
represent a MonitorInfo with the attributes described
above.
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Java™ Platform Standard Ed. 6 |
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