core.tut.pori.dao.clause

Class UpdateClause

java.lang.Object

core.tut.pori.dao.clause.UpdateClause

All Implemented Interfaces:

SQLClause

public class UpdateClause
extends java.lang.Object
implements SQLClause

This class defines a single SQL update clause. Passing null equals to creating an update clause with SQL NULL.

Nested Class Summary

Nested classes/interfaces inherited from interface core.tut.pori.dao.clause.SQLClause

SQLClause.SQLType

Constructor Summary

Constructors

Constructor and Description
UpdateClause(java.lang.String column, java.lang.Object value, SQLClause.SQLType type)

Method Summary

Modifier and Type	Method and Description
static UpdateClause	getIfNotBlankValue(java.lang.String column, java.lang.Object value, SQLClause.SQLType type)
java.lang.Object[]	getValues() Note: null value is accepted IF NULL is also set on the valueType map, otherwise behavior is undefined The values will be added in-order in places designated by ? in the sql string
SQLClause.SQLType[]	getValueTypes()
void	toSQLString(java.lang.StringBuilder sql) print this clause the the given builder, the output should NOT include AND or OR keyword, this will be automatically added when needed

Methods inherited from class java.lang.Object

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

Constructor Detail

UpdateClause

public UpdateClause(java.lang.String column,
                    java.lang.Object value,
                    SQLClause.SQLType type)

Parameters:

column -

value - a single object or null, passing an array will create undefined behavior

type -

Method Detail

getIfNotBlankValue

public static UpdateClause getIfNotBlankValue(java.lang.String column,
                                              java.lang.Object value,
                                              SQLClause.SQLType type)

Parameters:

column -

value - a single object or null, passing an array will have undefined behavior

type - the correct type of the value parameter

Returns:

new update clause or null if the given value was null, empty or blank

toSQLString

public void toSQLString(java.lang.StringBuilder sql)

Description copied from interface: SQLClause

print this clause the the given builder, the output should NOT include AND or OR keyword, this will be automatically added when needed

Specified by:

toSQLString in interface SQLClause

getValueTypes

public SQLClause.SQLType[] getValueTypes()

Specified by:

getValueTypes in interface SQLClause

Returns:

value types

getValues

public java.lang.Object[] getValues()

Description copied from interface: SQLClause

Note: null value is accepted IF NULL is also set on the valueType map, otherwise behavior is undefined The values will be added in-order in places designated by ? in the sql string

Specified by:

getValues in interface SQLClause

Returns:

values