org.sormula.translator

Class PrimaryKeyWhereTranslator<R>

java.lang.Object

org.sormula.translator.ColumnsTranslator<R>

org.sormula.translator.AbstractWhereTranslator<R>

org.sormula.translator.PrimaryKeyWhereTranslator<R>

Type Parameters:

R - row class

public class PrimaryKeyWhereTranslator<R>
extends AbstractWhereTranslator<R>

Translates values from row object to JDBC parameters for a where condition as defined by Column.primaryKey() or Column.identity() annotations or by Row.primaryKeyFields().

Since:

1.0

Author:

Jeff Miller

Constructor Summary

Constructors

Constructor and Description
PrimaryKeyWhereTranslator(RowTranslator<R> rowTranslator) Constructs based upon a row translator.

Method Summary

Modifier and Type	Method and Description
protected void	addColumnTranslator(java.lang.reflect.Field f, java.lang.String annotationName) Adds a ColumnTranslator for a field.

Methods inherited from class org.sormula.translator.AbstractWhereTranslator

addColumnTranslator, addColumnTranslator, createColumnParameterPhrase, createSql, getParameters, getRowTranslator, initColumnTranslatorList, isCollectionOperand, setParameters

Methods inherited from class org.sormula.translator.ColumnsTranslator

createColumnPhrase, createParameterPhrase, getColumnTranslator, getColumnTranslatorList, getRowClass, isIncluded, isIncludeIdentityColumns, isIncludeReadOnlyColumns, read, setIncludeIdentityColumns, setIncludeReadOnlyColumns, write

Methods inherited from class java.lang.Object

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

Constructor Detail

PrimaryKeyWhereTranslator

public PrimaryKeyWhereTranslator(RowTranslator<R> rowTranslator)
                          throws TranslatorException

Constructs based upon a row translator. If Row.primaryKeyFields() is not empty, then fields from Row.primaryKeyFields() are used. Otherwise Column for class fields are used. If Row.primaryKeyFields() is empty and no Column annotation exists for row, then the first declared field will be used as the primary key.

Parameters:

rowTranslator - obtain primary key information from this translator

Throws:

TranslatorException - if error

Method Detail

addColumnTranslator

protected void addColumnTranslator(java.lang.reflect.Field f,
                                   java.lang.String annotationName)
                            throws TranslatorException

Adds a ColumnTranslator for a field. Invoked by constructor.

Parameters:

f - add translator for this field

annotationName - annotation name to display in exception message

Throws:

TranslatorException - if no column translator exists for field