liquibase.sqlgenerator.core

Class AddColumnGeneratorDefaultClauseBeforeNotNull

java.lang.Object

liquibase.sqlgenerator.core.AbstractSqlGenerator<AddColumnStatement>

liquibase.sqlgenerator.core.AddColumnGenerator

liquibase.sqlgenerator.core.AddColumnGeneratorDefaultClauseBeforeNotNull

All Implemented Interfaces:

PrioritizedService, SqlGenerator<AddColumnStatement>

public class AddColumnGeneratorDefaultClauseBeforeNotNull
extends AddColumnGenerator

Field Summary

Fields inherited from interface liquibase.sqlgenerator.SqlGenerator

PRIORITY_DATABASE, PRIORITY_DEFAULT

Constructor Summary

Constructors

Constructor and Description
AddColumnGeneratorDefaultClauseBeforeNotNull()

Method Summary

Modifier and Type	Method and Description
Sql[]	generateSql(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) Generate the actual Sql for the given statement and database.
int	getPriority() Of all the SqlGenerators that "support" a given SqlStatement/Database, SqlGeneratorFactory will return the one with the highest priority.
boolean	supports(AddColumnStatement statement, Database database) Does this generator support the given statement/database combination? Do not validate the statement with this method, only return if it can suppot it.
ValidationErrors	validate(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) Validate the data contained in the SqlStatement.

Methods inherited from class liquibase.sqlgenerator.core.AddColumnGenerator

addForeignKeyStatements, addUniqueConstrantStatements, getAffectedColumn

Methods inherited from class liquibase.sqlgenerator.core.AbstractSqlGenerator

generateRollbackStatementsIsVolatile, generateStatementsIsVolatile, looksLikeFunctionCall, warn

Methods inherited from class java.lang.Object

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

Constructor Detail

AddColumnGeneratorDefaultClauseBeforeNotNull

public AddColumnGeneratorDefaultClauseBeforeNotNull()

Method Detail

getPriority

public int getPriority()

Description copied from interface: SqlGenerator

Of all the SqlGenerators that "support" a given SqlStatement/Database, SqlGeneratorFactory will return the one with the highest priority.

Specified by:

getPriority in interface PrioritizedService

Specified by:

getPriority in interface SqlGenerator<AddColumnStatement>

Overrides:

getPriority in class AbstractSqlGenerator<AddColumnStatement>

supports

public boolean supports(AddColumnStatement statement,
                        Database database)

Description copied from interface: SqlGenerator

Does this generator support the given statement/database combination? Do not validate the statement with this method, only return if it can suppot it.

Specified by:

supports in interface SqlGenerator<AddColumnStatement>

Overrides:

supports in class AbstractSqlGenerator<AddColumnStatement>

validate

public ValidationErrors validate(AddColumnStatement statement,
                                 Database database,
                                 SqlGeneratorChain sqlGeneratorChain)

Description copied from interface: SqlGenerator

Validate the data contained in the SqlStatement. If there are no errors, return an empty ValidationErrors object, not a null value. Liquibase will inspect the ValidationErrors result before attempting to call generateSql.

Specified by:

validate in interface SqlGenerator<AddColumnStatement>

Overrides:

validate in class AddColumnGenerator

generateSql

public Sql[] generateSql(AddColumnStatement statement,
                         Database database,
                         SqlGeneratorChain sqlGeneratorChain)

Description copied from interface: SqlGenerator

Generate the actual Sql for the given statement and database.

Specified by:

generateSql in interface SqlGenerator<AddColumnStatement>

Overrides:

generateSql in class AddColumnGenerator