Package com.sun.javatest
Class ResourceTable
- java.lang.Object
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- com.sun.javatest.ResourceTable
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public class ResourceTable extends java.lang.ObjectA table providing simple named locks for arbitrary resources.
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Constructor Summary
Constructors Constructor Description ResourceTable()Create a resource table.ResourceTable(int initialSize)Create a resource table of a specified size.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanacquire(java.lang.String[] resourceNames, int timeout)Try to acquire a set of named locks.voidrelease(java.lang.String[] resourceNames)Release a set of previously acquired locks.
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Method Detail
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acquire
public boolean acquire(java.lang.String[] resourceNames, int timeout) throws java.lang.InterruptedExceptionTry to acquire a set of named locks. To avoid deadlocks, the locks are acquired in a canonical order (alphabetical by name.)- Parameters:
resourceNames- a list of names identifying locks to be acquired.timeout- a maximum time, in milliseconds to ait for the locks to become available.- Returns:
- true if and only if all the locks were successfully acquired
- Throws:
java.lang.InterruptedException- is the method was interrupted while waiting for the locks to become available.
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release
public void release(java.lang.String[] resourceNames)
Release a set of previously acquired locks. The named locks are only released if currently owned by the same thread that acquired them.- Parameters:
resourceNames- the names of the locks to be released
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