ostore.update
Class PredicateCompareBytes

java.lang.Object
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  +--ostore.update.Predicate
        |
        +--ostore.update.PredicateCompareBytes

All Implemented Interfaces:

QuickSerializable

public class PredicateCompareBytes

extends Predicate

The PredicateCompareBytes predicate evaluates to true if the a Selection of bytes in the object matches the given bytes in the predicate.

TODO: Allow creator to specify version?

Version:

$Id: PredicateCompareBytes.java,v 1.6 2002/12/02 19:33:45 geels Exp $

Author:

Jeff Pang

Field Summary

static boolean

DEBUG

Constructor Summary

PredicateCompareBytes(InputBuffer buffer)

PredicateCompareBytes(SecureHash aguid, Selection sel, byte[][] compare)
Construct a PredicateCompareBytes predicate.

Method Summary

byte[][]	getCompare() The bytes we are comparing to
Selection	getSelection() The selection we are comparing against.
Set	getTargets()
void	serialize(OutputBuffer buffer) Add the object to the buffer.
String	toString() Return a representation of this predicate as a string.

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

public static final boolean DEBUG

See Also:

Constant Field Values

Constructor Detail

PredicateCompareBytes

public PredicateCompareBytes(SecureHash aguid,
                             Selection sel,
                             byte[][] compare)

Construct a PredicateCompareBytes predicate.

Parameters:

aguid - the target object

sel - selection of bytes in the object to compare.

compare - the bytes to compare with. (one array per selection in a CompositeSelection; otherwise just one array for Range, All, and KeyedSelection)

PredicateCompareBytes

public PredicateCompareBytes(InputBuffer buffer)
                      throws QSException

Method Detail

serialize

public void serialize(OutputBuffer buffer)

Description copied from interface: QuickSerializable

Add the object to the buffer.

Specified by:

serialize in interface QuickSerializable

Overrides:

serialize in class Predicate

Parameters:

buffer - the output buffer to add the object to

getTargets

public Set getTargets()

Overrides:

getTargets in class Predicate

getSelection

public Selection getSelection()

The selection we are comparing against.

getCompare

public byte[][] getCompare()

The bytes we are comparing to

toString

public String toString()

Description copied from class: Predicate

Return a representation of this predicate as a string.

Specified by:

toString in class Predicate

Returns:

a string representation of this predicate