uk.ac.ed.epcc.safe.accounting.db

Class CreateSQLValuePropExpressionVisitor

java.lang.Object

uk.ac.ed.epcc.safe.accounting.db.CreateSQLValuePropExpressionVisitor

All Implemented Interfaces:

PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>, BasePropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Direct Known Subclasses:

AccessorMap.SQLValueVisitor

public abstract class CreateSQLValuePropExpressionVisitor
extends java.lang.Object
implements PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

get an SQLValue from a PropExpression We try to generate an SQLExpression where possible as long as this does not require the introduction of an SQL join.

Author:

spb

Constructor Summary

Constructors

Constructor and Description
CreateSQLValuePropExpressionVisitor(java.lang.Class target, uk.ac.ed.epcc.webapp.AppContext c)

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	convertDateExpression(uk.ac.ed.epcc.webapp.jdbc.expr.SQLExpression<java.util.Date> de)
protected abstract uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	convertMilliExpression(uk.ac.ed.epcc.webapp.jdbc.expr.SQLExpression<java.lang.Number> me)
abstract <X> boolean	includeSelectClause(PropExpression<X> e) test if the specified expression should be included in the select This allows us to skip completely undefined clauses while still detecting valid clauses that don't resolve as SQLValues
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitBinaryPropExpression(BinaryPropExpression binaryPropExpression)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitConstPropExpression(ConstPropExpression<?> constExpression)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitConvetMillisecondToDateExpression(ConvertMillisecondToDatePropExpression expr)
<T extends uk.ac.ed.epcc.webapp.model.data.DataObject & ExpressionTarget> uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitDeRefExpression(DeRefExpression<T,?> dre)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitDoublePropExpression(DoublePropExpression<?> expression)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitDurationCastPropExpression(DurationCastPropExpression<?> expression)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitDurationPropExpression(DurationPropExpression sel)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitDurationSecondPropExpression(DurationSecondsPropExpression e)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitIntPropExpression(IntPropExpression<?> intExpression)
<T,R> uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue<R>	visitLabelPropExpression(LabelPropExpression<T,R> expr)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitMilliSecondDatePropExpression(MilliSecondDatePropExpression milliSecondDate)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitNamePropExpression(NamePropExpression namePropExpression)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitSelectPropExpression(SelectPropExpression<?> sel)
uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitStringPropExpression(StringPropExpression<?> stringExpression)
<T,D> uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue	visitTypeConverterPropExpression(TypeConverterPropExpression<T,D> sel)

Methods inherited from class java.lang.Object

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

Methods inherited from interface uk.ac.ed.epcc.safe.accounting.expr.PropExpressionVisitor

visitCasePropExpression

Methods inherited from interface uk.ac.ed.epcc.safe.accounting.properties.BasePropExpressionVisitor

visitPropertyTag

Constructor Detail

CreateSQLValuePropExpressionVisitor

public CreateSQLValuePropExpressionVisitor(java.lang.Class target,
                                   uk.ac.ed.epcc.webapp.AppContext c)

Method Detail

visitStringPropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitStringPropExpression(StringPropExpression<?> stringExpression)
                                                                  throws java.lang.Exception

Specified by:

visitStringPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitIntPropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitIntPropExpression(IntPropExpression<?> intExpression)
                                                               throws java.lang.Exception

Specified by:

visitIntPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitDoublePropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitDoublePropExpression(DoublePropExpression<?> expression)
                                                                  throws java.lang.Exception

Specified by:

visitDoublePropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitDurationSecondPropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitDurationSecondPropExpression(DurationSecondsPropExpression e)
                                                                          throws java.lang.Exception

Specified by:

visitDurationSecondPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitDurationCastPropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitDurationCastPropExpression(DurationCastPropExpression<?> expression)
                                                                        throws java.lang.Exception

Specified by:

visitDurationCastPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitConstPropExpression

public final uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitConstPropExpression(ConstPropExpression<?> constExpression)
                                                                       throws java.lang.Exception

Specified by:

visitConstPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitBinaryPropExpression

public final uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitBinaryPropExpression(BinaryPropExpression binaryPropExpression)
                                                                        throws java.lang.Exception

Specified by:

visitBinaryPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitMilliSecondDatePropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitMilliSecondDatePropExpression(MilliSecondDatePropExpression milliSecondDate)
                                                                           throws java.lang.Exception

Specified by:

visitMilliSecondDatePropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

convertDateExpression

protected abstract uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue convertDateExpression(uk.ac.ed.epcc.webapp.jdbc.expr.SQLExpression<java.util.Date> de)

visitConvetMillisecondToDateExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitConvetMillisecondToDateExpression(ConvertMillisecondToDatePropExpression expr)
                                                                               throws java.lang.Exception

Specified by:

visitConvetMillisecondToDateExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

convertMilliExpression

protected abstract uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue convertMilliExpression(uk.ac.ed.epcc.webapp.jdbc.expr.SQLExpression<java.lang.Number> me)

visitNamePropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitNamePropExpression(NamePropExpression namePropExpression)
                                                                throws java.lang.Exception

Specified by:

visitNamePropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitDeRefExpression

public <T extends uk.ac.ed.epcc.webapp.model.data.DataObject & ExpressionTarget> uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitDeRefExpression(DeRefExpression<T,?> dre)
                                                             throws java.lang.Exception

Specified by:

visitDeRefExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

includeSelectClause

public abstract <X> boolean includeSelectClause(PropExpression<X> e)

test if the specified expression should be included in the select This allows us to skip completely undefined clauses while still detecting valid clauses that don't resolve as SQLValues

Parameters:

e -

Returns:

boolean true if expression should be included

visitSelectPropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitSelectPropExpression(SelectPropExpression<?> sel)
                                                                  throws java.lang.Exception

Specified by:

visitSelectPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitDurationPropExpression

public uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitDurationPropExpression(DurationPropExpression sel)
                                                                    throws java.lang.Exception

Specified by:

visitDurationPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitTypeConverterPropExpression

public <T,D> uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue visitTypeConverterPropExpression(TypeConverterPropExpression<T,D> sel)
                                                                         throws java.lang.Exception

Specified by:

visitTypeConverterPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception

visitLabelPropExpression

public <T,R> uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue<R> visitLabelPropExpression(LabelPropExpression<T,R> expr)
                                                                    throws java.lang.Exception

Specified by:

visitLabelPropExpression in interface PropExpressionVisitor<uk.ac.ed.epcc.webapp.jdbc.expr.SQLValue>

Throws:

java.lang.Exception