org.apache.ddlutils.task

Class DatabaseCommand

java.lang.Object

org.apache.ddlutils.task.Command

org.apache.ddlutils.task.DatabaseCommand

Direct Known Subclasses:

ConvertingDatabaseCommand, CreateDatabaseCommand, DatabaseCommandWithCreationParameters, DropDatabaseCommand, DropTablesCommand

public abstract class DatabaseCommand
extends Command

Base type for commands that have the database info embedded.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	_addIdentityUsingAlterTable
protected int	_isolationLevel
protected PlatformConfiguration	_platformConf The platform configuration.

Fields inherited from class org.apache.ddlutils.task.Command

_log

Constructor Summary

Constructors

Constructor and Description
DatabaseCommand()

Method Summary

Methods

Modifier and Type	Method and Description
String	getCatalogPattern() Returns the catalog pattern if any.
protected String	getDatabaseType() Returns the database type.
protected org.apache.commons.dbcp.BasicDataSource	getDataSource() Returns the data source to use for accessing the database.
int	getIsolationLevel() Get the current isolation level set for this platform.
protected Platform	getPlatform() Creates the platform for the configured database.
String	getSchemaPattern() Returns the schema pattern if any.
boolean	isAddIdentityUsingAlterTable() Returns true if identity column has to be added at the end of a load using ALTER TABLE (only supported by GemFireXD for now)
boolean	isRequiringModel() Specifies whether this command requires a model, i.e.
void	setAddIdentityUsingAlterTable(boolean v) Set the flag for isAddIdentityUsingAlterTable().
void	setIsolationLevel(int level) Set the transaction isolation level to use for all DB operations.
protected void	setPlatformConfiguration(PlatformConfiguration platformConf) Sets the platform configuration.

Methods inherited from class org.apache.ddlutils.task.Command

execute, handleException, isFailOnError, setFailOnError

Methods inherited from class java.lang.Object

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

Field Detail

_platformConf

protected PlatformConfiguration _platformConf

The platform configuration.

_isolationLevel

protected int _isolationLevel

_addIdentityUsingAlterTable

protected boolean _addIdentityUsingAlterTable

Constructor Detail

DatabaseCommand

public DatabaseCommand()

Method Detail

getDatabaseType

protected String getDatabaseType()

Returns the database type.

Returns:

The database type

getDataSource

protected org.apache.commons.dbcp.BasicDataSource getDataSource()

Returns the data source to use for accessing the database.

Returns:

The data source

getCatalogPattern

public String getCatalogPattern()

Returns the catalog pattern if any.

Returns:

The catalog pattern

getSchemaPattern

public String getSchemaPattern()

Returns the schema pattern if any.

Returns:

The schema pattern

setPlatformConfiguration

protected void setPlatformConfiguration(PlatformConfiguration platformConf)

Sets the platform configuration.

Parameters:

platformConf - The platform configuration

getPlatform

protected Platform getPlatform()
                        throws org.apache.tools.ant.BuildException

Creates the platform for the configured database.

Returns:

The platform

Throws:

org.apache.tools.ant.BuildException

isRequiringModel

public boolean isRequiringModel()

Specifies whether this command requires a model, i.e. whether the second argument in Command.execute(DatabaseTaskBase, Database) cannot be null.

Specified by:

isRequiringModel in class Command

Returns:

true if this command requires a model

getIsolationLevel

public final int getIsolationLevel()

Get the current isolation level set for this platform. If none is set then a value < 0 is returned.

setIsolationLevel

public void setIsolationLevel(int level)

Set the transaction isolation level to use for all DB operations.

isAddIdentityUsingAlterTable

public final boolean isAddIdentityUsingAlterTable()

Returns true if identity column has to be added at the end of a load using ALTER TABLE (only supported by GemFireXD for now)

setAddIdentityUsingAlterTable

public final void setAddIdentityUsingAlterTable(boolean v)

Set the flag for isAddIdentityUsingAlterTable().