com.saperion.database.query.terms

Class ParameterReference<Type>

java.lang.Object

com.saperion.database.query.LeafExpression<Type>

com.saperion.database.query.terms.ParameterReference<Type>

All Implemented Interfaces:

QueryExpression<Type>, Serializable

public class ParameterReference<Type>
extends LeafExpression<Type>
implements QueryExpression<Type>

A QueryExpression that is a named parameter in a query. It does not hold the value, so using a reference will only work if a ParameterDefinition with the given name is used in the same query.

Author:

jschwarz

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ParameterReference(Class<Type> expressionTypeClass, String name)

Method Summary

Methods

Modifier and Type	Method and Description
void	asQueryLanguage(QueryTextGenerator queryTextGenerator, StringBuilder builder)
QueryExpression<Type>	copy()
String	getParameterName()
int	queryStringSizeGuess(QueryTextGenerator queryTextGenerator)

Methods inherited from class com.saperion.database.query.LeafExpression

appendQueryParameters, getExpressionType, listDescendantsOfType, listParentsOfDescendantsOfType, precedence

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.saperion.database.query.QueryExpression

appendQueryParameters, getExpressionType, listDescendantsOfType, listParentsOfDescendantsOfType, precedence

Constructor Detail

ParameterReference

public ParameterReference(Class<Type> expressionTypeClass,
                  String name)

Method Detail

asQueryLanguage

public void asQueryLanguage(QueryTextGenerator queryTextGenerator,
                   StringBuilder builder)

Specified by:

asQueryLanguage in interface QueryExpression<Type>

queryStringSizeGuess

public int queryStringSizeGuess(QueryTextGenerator queryTextGenerator)

Specified by:

queryStringSizeGuess in interface QueryExpression<Type>

copy

public QueryExpression<Type> copy()

Specified by:

copy in interface QueryExpression<Type>

getParameterName

public String getParameterName()