PofBufferWriter.ReferenceLibrary (Java API Reference for Oracle® Coherence Community Edition)

java.lang.Object
- com.tangosol.io.pof.PofBufferWriter.ReferenceLibrary

Enclosing class:

PofBufferWriter
```
public static class PofBufferWriter.ReferenceLibrary
extends Object
```
A "library" of object references and their corresponding identities in the POF stream.

Field Summary

Fields
Modifier and Type Field Description

protected IdentityHashMap m_mapIdentities
A map from objects that can be referenced to their Integer identities.

Constructor Summary

Constructors
Constructor Description

ReferenceLibrary()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getIdentity(Object o)`	Look up an identity for an object.
`int`	`registerReference(Object o)`	Register an object.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - m_mapIdentities
```
protected IdentityHashMap m_mapIdentities
```
    A map from objects that can be referenced to their Integer identities.
- Constructor Detail
  - ReferenceLibrary
```
public ReferenceLibrary()
```
- Method Detail
  - getIdentity
```
public int getIdentity(Object o)
```
    Look up an identity for an object.
    
    Parameters:
    
    o - the object
    
    Returns:
    
    the identity, or -1 if the object is not registered
  - registerReference
```
public int registerReference(Object o)
```
    Register an object.
    
    Parameters:
    
    o - the object
    
    Returns:
    
    the assigned identity for the object
    
    Throws:
    
    IllegalStateException - if the object is already registered