org.hypergraphdb.query.cond2qry

Class QueryMetaData

java.lang.Object

org.hypergraphdb.query.cond2qry.QueryMetaData

All Implemented Interfaces:

Cloneable

public class QueryMetaData
extends Object
implements Cloneable

Field Summary

Fields

Modifier and Type	Field and Description
HGQueryCondition	cond
static QueryMetaData	EMPTY
static QueryMetaData	MISTERY
static QueryMetaData	ORACCESS
boolean	ordered
static QueryMetaData	ORDERED
HGAtomPredicate	pred
double	predicateCost
boolean	predicateOnly
static QueryMetaData	RACCESS
boolean	randomAccess
long	sizeExpected
long	sizeLB
long	sizeUB

Constructor Summary

Constructors

Constructor and Description
QueryMetaData(boolean ordered, boolean randomAccess)
QueryMetaData(boolean ordered, boolean randomAccess, double predicateCost)
QueryMetaData(boolean ordered, boolean randomAccess, long sizeLB, long sizeUB)
QueryMetaData(boolean ordered, boolean randomAccess, long sizeLB, long sizeUB, double predicateCost)
QueryMetaData(boolean ordered, boolean randomAccess, long sizeLB, long sizeUB, long sizeExpected)
QueryMetaData(boolean ordered, boolean randomAccess, long sizeLB, long sizeUB, long sizeExpected, double predicateCost)

Method Summary

Methods

Modifier and Type	Method and Description
QueryMetaData	clone()
QueryMetaData	clone(HGAtomPredicate predicate)
QueryMetaData	clone(HGQueryCondition condition)
long	getSizeExpected()

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final QueryMetaData EMPTY

MISTERY

public static final QueryMetaData MISTERY

ORDERED

public static final QueryMetaData ORDERED

RACCESS

public static final QueryMetaData RACCESS

ORACCESS

public static final QueryMetaData ORACCESS

cond

public HGQueryCondition cond

pred

public HGAtomPredicate pred

ordered

public boolean ordered

randomAccess

public boolean randomAccess

sizeLB

public long sizeLB

sizeUB

public long sizeUB

sizeExpected

public long sizeExpected

predicateCost

public double predicateCost

predicateOnly

public boolean predicateOnly

Constructor Detail

QueryMetaData

public QueryMetaData(boolean ordered,
             boolean randomAccess)

QueryMetaData

public QueryMetaData(boolean ordered,
             boolean randomAccess,
             double predicateCost)

QueryMetaData

public QueryMetaData(boolean ordered,
             boolean randomAccess,
             long sizeLB,
             long sizeUB)

QueryMetaData

public QueryMetaData(boolean ordered,
             boolean randomAccess,
             long sizeLB,
             long sizeUB,
             double predicateCost)

QueryMetaData

public QueryMetaData(boolean ordered,
             boolean randomAccess,
             long sizeLB,
             long sizeUB,
             long sizeExpected)

QueryMetaData

public QueryMetaData(boolean ordered,
             boolean randomAccess,
             long sizeLB,
             long sizeUB,
             long sizeExpected,
             double predicateCost)

Method Detail

getSizeExpected

public long getSizeExpected()

clone

public QueryMetaData clone()

Overrides:

clone in class Object

clone

public QueryMetaData clone(HGQueryCondition condition)

clone

public QueryMetaData clone(HGAtomPredicate predicate)