org.neo4j.graphmatching.filter
Class FilterBinaryNode

java.lang.Object
  org.neo4j.graphmatching.filter.FilterBinaryNode

All Implemented Interfaces:

FilterExpression

public class FilterBinaryNode
extends Object
implements FilterExpression

Matches two FilterExpressions with AND or OR.

Constructor Summary

FilterBinaryNode(FilterExpression expression1, boolean trueForAnd, FilterExpression expression2)
Constructs a new binary node which has two expressions, grouped together as one.

Method Summary

FilterExpression	getLeftExpression()
FilterExpression	getRightExpression()
boolean	matches(FilterValueGetter valueGetter) Matches a value from a valueGetter and returns whether or not there was a match.

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterBinaryNode

public FilterBinaryNode(FilterExpression expression1,
                        boolean trueForAnd,
                        FilterExpression expression2)

Constructs a new binary node which has two expressions, grouped together as one.

Parameters:

expression1 - the first expression.

trueForAnd - true if AND, else OR.

expression2 - the second expression.

Method Detail

matches

public boolean matches(FilterValueGetter valueGetter)

Description copied from interface: FilterExpression

Matches a value from a valueGetter and returns whether or not there was a match.

Specified by:

matches in interface FilterExpression

Parameters:

valueGetter - the getter which fetches the value to match.

Returns:

whether or not the value from valueGetter matches the criterias found in this expression.

getLeftExpression

public FilterExpression getLeftExpression()

Returns:

the first expression of the two.

getRightExpression

public FilterExpression getRightExpression()

Returns:

the second expression of the two.