Package org.apache.uima.caseditor.editor.util

Class IDGenerator

java.lang.Object

org.apache.uima.caseditor.editor.util.IDGenerator

public class IDGenerator
extends Object

The IDGenerator generate unique IDs.

Attention: The maximal number of generateable IDs is Long.MAX_VALUE. If there are more than Long.MAX_VALUE calls to nextUniqueID() an IllegalStateException will be thrown.

Method Summary

Modifier and Type	Method	Description
static IDGenerator	getInstance()	Retrieves the only instance of the IDGenerator.
byte[]	nextUniqueID()	Retrieve the next unique ID.

Methods inherited from class java.lang.Object

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

Method Details

nextUniqueID

public byte[] nextUniqueID()

Retrieve the next unique ID.

Returns:

- the unique id

Throws:

IllegalStateException - - if there are more than Long.MAX_VALUE calls to IDGenerator.nextUniqueID()

getInstance

public static IDGenerator getInstance()

Retrieves the only instance of the IDGenerator.

Returns:

- the instance of the IDGenerator