com.saperion.database.query

Class BinaryFunction<Operand1ExpressionType,Operand2ExpressionType,ResultExpressionType>

java.lang.Object

com.saperion.database.query.BinaryFunction<Operand1ExpressionType,Operand2ExpressionType,ResultExpressionType>

All Implemented Interfaces:

QueryExpression<ResultExpressionType>, Serializable

Direct Known Subclasses:

Contains, Inequality, InternalBinaryFunction, MemberOf, NotContained, NotMemberOf

public abstract class BinaryFunction<Operand1ExpressionType,Operand2ExpressionType,ResultExpressionType>
extends Object
implements QueryExpression<ResultExpressionType>

Abstract base class for binary functions i.e. functions of the kind A x B --> C

Author:

jschwarz

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BinaryFunction(QueryExpression<? extends Operand1ExpressionType> operand1, QueryExpression<? extends Operand2ExpressionType> operand2, String operatorIdentifier, int precedence)

Method Summary

Methods

Modifier and Type	Method and Description
void	appendQueryParameters(QueryTextGenerator queryTextGenerator, Map<String,Object> parameterValues)
void	asQueryLanguage(QueryTextGenerator queryTextGenerator, StringBuilder builder)
int	precedence()
int	queryStringSizeGuess(QueryTextGenerator queryTextGenerator)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryFunction

protected BinaryFunction(QueryExpression<? extends Operand1ExpressionType> operand1,
              QueryExpression<? extends Operand2ExpressionType> operand2,
              String operatorIdentifier,
              int precedence)

Method Detail

asQueryLanguage

public void asQueryLanguage(QueryTextGenerator queryTextGenerator,
                   StringBuilder builder)

Specified by:

asQueryLanguage in interface QueryExpression<ResultExpressionType>

appendQueryParameters

public void appendQueryParameters(QueryTextGenerator queryTextGenerator,
                         Map<String,Object> parameterValues)

Specified by:

appendQueryParameters in interface QueryExpression<ResultExpressionType>

queryStringSizeGuess

public int queryStringSizeGuess(QueryTextGenerator queryTextGenerator)

Specified by:

queryStringSizeGuess in interface QueryExpression<ResultExpressionType>

precedence

public int precedence()

Specified by:

precedence in interface QueryExpression<ResultExpressionType>

toString

public String toString()

Overrides:

toString in class Object