net.ontopia.persistence.proxy
Class CacheEntry

java.lang.Object
  net.ontopia.persistence.proxy.CacheEntry

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

public class CacheEntry
extends java.lang.Object
implements java.io.Externalizable

INTERNAL: Class used by storage caches to hold field values for a single object.

See Also:

Serialized Form

Field Summary

protected static int[]

MASKS

Constructor Summary

CacheEntry()

CacheEntry(IdentityIF identity, int fields)

Method Summary

void	clear()
boolean	contains(int field)
IdentityIF	getIdentity()
java.lang.Object	getValue(int field)
void	readExternal(java.io.ObjectInput in)
void	setValue(int field, java.lang.Object value)
java.lang.String	toString()
void	unsetValue(int field, java.lang.Object value)
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

MASKS

protected static final int[] MASKS

Constructor Detail

CacheEntry

public CacheEntry()

CacheEntry

public CacheEntry(IdentityIF identity,
                  int fields)

Method Detail

getIdentity

public IdentityIF getIdentity()

contains

public boolean contains(int field)

getValue

public java.lang.Object getValue(int field)

setValue

public void setValue(int field,
                     java.lang.Object value)

unsetValue

public void unsetValue(int field,
                       java.lang.Object value)

clear

public void clear()

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Throws:

java.io.IOException

java.lang.ClassNotFoundException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object