org.datanucleus.store.cassandra.query.expression

Class CassandraBooleanExpression

java.lang.Object

org.datanucleus.store.cassandra.query.expression.CassandraExpression

org.datanucleus.store.cassandra.query.expression.CassandraBooleanExpression

public class CassandraBooleanExpression
extends CassandraExpression

Representation of a boolean expression in Cassandra queries, and contains the CQL that it maps to.

Constructor Summary

Constructors

Constructor and Description
CassandraBooleanExpression(CassandraExpression leftExpr, CassandraExpression rightExpr, org.datanucleus.query.expression.Expression.Operator op) Constructor when the expression represents a comparison, between the field expression and a literal.

Method Summary

Modifier and Type	Method and Description
String	getCQL()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CassandraBooleanExpression

public CassandraBooleanExpression(CassandraExpression leftExpr,
                                  CassandraExpression rightExpr,
                                  org.datanucleus.query.expression.Expression.Operator op)

Constructor when the expression represents a comparison, between the field expression and a literal.

Parameters:

leftExpr - Left expression (CassandraFieldExpression or CassandraLiteral)

rightExpr - Left expression (CassandraFieldExpression or CassandraLiteral)

op - The operator (eq, noteq, lt, gt, etc)

Method Detail

getCQL

public String getCQL()

toString

public String toString()

Overrides:

toString in class Object