org.hypergraphdb.query

Class AtomPartCondition

java.lang.Object

org.hypergraphdb.query.SimpleValueCondition

org.hypergraphdb.query.AtomPartCondition

All Implemented Interfaces:

HGAtomPredicate, HGQueryCondition

public class AtomPartCondition
extends SimpleValueCondition

A condition that constraints the value of a component of a composite typed atom. Analogous to the AtomValueCondition, but operates on properties (parts) of values.

Author:

Borislav Iordanov

Field Summary

Fields inherited from class org.hypergraphdb.query.SimpleValueCondition

operator, value

Constructor Summary

Constructors

Constructor and Description
AtomPartCondition()
AtomPartCondition(String[] dimensionPath, Object value)
AtomPartCondition(String[] dimensionPath, Object value, ComparisonOperator operator)
AtomPartCondition(String[] dimensionPath, Ref<Object> value, ComparisonOperator operator)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object x)
String[]	getDimensionPath()
int	hashCode()
boolean	satisfies(HyperGraph hg, HGHandle handle) Check whether a given Object satisfies this query condition.
void	setDimensionPath(String[] dimensionPath)
String	toString()

Methods inherited from class org.hypergraphdb.query.SimpleValueCondition

compareToValue, getOperator, getValue, getValueReference, setOperator, setValue, setValueReference

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

AtomPartCondition

public AtomPartCondition()

AtomPartCondition

public AtomPartCondition(String[] dimensionPath,
                 Object value)

AtomPartCondition

public AtomPartCondition(String[] dimensionPath,
                 Object value,
                 ComparisonOperator operator)

AtomPartCondition

public AtomPartCondition(String[] dimensionPath,
                 Ref<Object> value,
                 ComparisonOperator operator)

Method Detail

getDimensionPath

public String[] getDimensionPath()

setDimensionPath

public void setDimensionPath(String[] dimensionPath)

satisfies

public boolean satisfies(HyperGraph hg,
                HGHandle handle)

Description copied from interface: HGAtomPredicate

Check whether a given Object satisfies this query condition.

Parameters:

hg - The HyperGraph instance.

handle - The atom on which to test the query condition.

Returns:

true if the passed in parameter satisfies the condition and false otherwise.

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class SimpleValueCondition

equals

public boolean equals(Object x)

Overrides:

equals in class SimpleValueCondition