org.apache.cassandra.cql

Class Relation

java.lang.Object

org.apache.cassandra.cql.Relation

public class Relation
extends java.lang.Object

Relations encapsulate the relationship between an entity of some kind, and a value (term). For example, > "start" or "colname1" = "somevalue".

Constructor Summary

Constructors

Constructor and Description
Relation(Term entity, java.lang.String type, Term value) Creates a new relation.

Method Summary

Modifier and Type	Method and Description
Term	getEntity()
Term	getValue()
org.apache.cassandra.cql.RelationType	operator()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Relation

public Relation(Term entity,
                java.lang.String type,
                Term value)

Creates a new relation.

Parameters:

entity - the kind of relation this is; what the term is being compared to.

type - the type that describes how this entity relates to the value.

value - the value being compared.

Method Detail

operator

public org.apache.cassandra.cql.RelationType operator()

getEntity

public Term getEntity()

getValue

public Term getValue()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object