Package io.ebeaninternal.dbmigration.ddlgeneration.platform

Class BaseAlterTableWrite

java.lang.Object

io.ebeaninternal.dbmigration.ddlgeneration.platform.BaseAlterTableWrite

All Implemented Interfaces:

DdlAlterTable

public class BaseAlterTableWrite
extends Object
implements DdlAlterTable

Contains alter statements per table.

Author:

Roland Praml, FOCONIS AG

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	BaseAlterTableWrite.AlterCmd

Constructor Summary

Constructors

Constructor	Description
BaseAlterTableWrite(String tableName, PlatformDdl platformDdl)

Method Summary

Modifier and Type	Method	Description
DdlBuffer	append(String operation, String column)	Adds a statement.
boolean	isHistoryHandled()	Flag that detects if history DDL (switching on) is handled for this table.
BaseAlterTableWrite.AlterCmd	newOperation(String operation, String column)
DdlBuffer	raw(String sql)	Adds a raw command.
void	setHistoryHandled()	Sets the history handled flag for this table.
String	tableName()
void	write(Appendable target)	Writes the DDL to target.

Methods inherited from class java.lang.Object

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

Constructor Details

BaseAlterTableWrite

public BaseAlterTableWrite(String tableName,
 PlatformDdl platformDdl)

Method Details

tableName

public String tableName()

newOperation

public BaseAlterTableWrite.AlterCmd newOperation(String operation,
 String column)

append

public DdlBuffer append(String operation,
 String column)

Adds a statement. The statement is prefixed with "alter table TABLENAME" and may be batched, if platform supports this. The returned StringBuilder can be used, to complete the statement

Specified by:

append in interface DdlAlterTable

Returns:

a DdlBuffer, which can be used for further appends. Note you MUST NOT call .endOfStatement() on this buffer.

raw

public DdlBuffer raw(String sql)

Description copied from interface: DdlAlterTable

Adds a raw command. This is mainly used for executing user stored procedures.

Specified by:

raw in interface DdlAlterTable

write

public void write(Appendable target)
           throws IOException

Writes the DDL to target.

Specified by:

write in interface DdlAlterTable

Throws:

IOException

isHistoryHandled

public boolean isHistoryHandled()

Description copied from interface: DdlAlterTable

Flag that detects if history DDL (switching on) is handled for this table.

Specified by:

isHistoryHandled in interface DdlAlterTable

setHistoryHandled

public void setHistoryHandled()

Description copied from interface: DdlAlterTable

Sets the history handled flag for this table.

Specified by:

setHistoryHandled in interface DdlAlterTable