com.saperion.database.query.terms

Class FieldReference<ExpressionType>

java.lang.Object

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

com.saperion.database.query.terms.FieldReference<ExpressionType>

All Implemented Interfaces:

QueryExpression<ExpressionType>, Serializable

public class FieldReference<ExpressionType>
extends LeafExpression<ExpressionType>
implements QueryExpression<ExpressionType>

A QueryExpression that is actually an expression in a condition. A reference to a field. In a condition 'SYSROWID = :id' it would be the part 'SYSROWID'

Author:

jschwarz

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FieldReference(Class<ExpressionType> expressionTypeClass, String fieldName)

Method Summary

Methods

Modifier and Type	Method and Description
void	asQueryLanguage(QueryTextGenerator queryTextGenerator, StringBuilder builder)
QueryExpression<ExpressionType>	copy()
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

FieldReference

public FieldReference(Class<ExpressionType> expressionTypeClass,
              String fieldName)

Method Detail

asQueryLanguage

public void asQueryLanguage(QueryTextGenerator queryTextGenerator,
                   StringBuilder builder)

Specified by:

asQueryLanguage in interface QueryExpression<ExpressionType>

queryStringSizeGuess

public int queryStringSizeGuess(QueryTextGenerator queryTextGenerator)

Specified by:

queryStringSizeGuess in interface QueryExpression<ExpressionType>

copy

public QueryExpression<ExpressionType> copy()

Specified by:

copy in interface QueryExpression<ExpressionType>