org.apache.cayenne.merge

Class SetColumnTypeToDb

java.lang.Object

org.apache.cayenne.merge.AbstractToDbToken

org.apache.cayenne.merge.SetColumnTypeToDb

All Implemented Interfaces:

Comparable<MergerToken>, MergerToken

public class SetColumnTypeToDb
extends AbstractToDbToken

An MergerToken to use to set type, length and precision.

Constructor Summary

Constructors

Constructor and Description
SetColumnTypeToDb(DbEntity entity, DbAttribute columnOriginal, DbAttribute columnNew)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	appendPrefix(StringBuffer sqlBuffer, QuotingStrategy context) append the part of the token before the actual column data type
int	compareTo(MergerToken o)
MergerToken	createReverse(MergerFactory factory) Create a token with the reverse direction.
List<String>	createSql(DbAdapter adapter)
DbAttribute	getColumnNew()
DbAttribute	getColumnOriginal()
DbEntity	getEntity()
String	getTokenValue()

Methods inherited from class org.apache.cayenne.merge.AbstractToDbToken

execute, executeSql, getDirection, getTokenName, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

SetColumnTypeToDb

public SetColumnTypeToDb(DbEntity entity,
                 DbAttribute columnOriginal,
                 DbAttribute columnNew)

Method Detail

appendPrefix

protected void appendPrefix(StringBuffer sqlBuffer,
                QuotingStrategy context)

append the part of the token before the actual column data type

Parameters:

context -

createSql

public List<String> createSql(DbAdapter adapter)

Specified by:

createSql in class AbstractToDbToken

getTokenValue

public String getTokenValue()

Specified by:

getTokenValue in interface MergerToken

createReverse

public MergerToken createReverse(MergerFactory factory)

Description copied from interface: MergerToken

Create a token with the reverse direction. AddColumn in one direction becomes DropColumn in the other direction.

Not all tokens are reversible.

getColumnOriginal

public DbAttribute getColumnOriginal()

getColumnNew

public DbAttribute getColumnNew()

getEntity

public DbEntity getEntity()

compareTo

public int compareTo(MergerToken o)