liquibase.sqlgenerator.core
Class RenameColumnGenerator

java.lang.Object
  extended by liquibase.sqlgenerator.core.AbstractSqlGenerator<RenameColumnStatement>
      extended by liquibase.sqlgenerator.core.RenameColumnGenerator
All Implemented Interfaces:
PrioritizedService, SqlGenerator<RenameColumnStatement>

public class RenameColumnGenerator
extends AbstractSqlGenerator<RenameColumnStatement>


Field Summary
 
Fields inherited from interface liquibase.sqlgenerator.SqlGenerator
PRIORITY_DATABASE, PRIORITY_DEFAULT
 
Fields inherited from interface liquibase.servicelocator.PrioritizedService
COMPARATOR
 
Constructor Summary
RenameColumnGenerator()
           
 
Method Summary
 Sql[] generateSql(RenameColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)
          Generate the actual Sql for the given statement and database.
protected  Column getAffectedNewColumn(RenameColumnStatement statement)
           
protected  Column getAffectedOldColumn(RenameColumnStatement statement)
           
 boolean supports(RenameColumnStatement 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(RenameColumnStatement renameColumnStatement, Database database, SqlGeneratorChain sqlGeneratorChain)
          Validate the data contained in the SqlStatement.
 
Methods inherited from class liquibase.sqlgenerator.core.AbstractSqlGenerator
generateRollbackStatementsIsVolatile, generateStatementsIsVolatile, getPriority, looksLikeFunctionCall, warn
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

RenameColumnGenerator

public RenameColumnGenerator()
Method Detail

supports

public boolean supports(RenameColumnStatement 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<RenameColumnStatement>
Overrides:
supports in class AbstractSqlGenerator<RenameColumnStatement>

validate

public ValidationErrors validate(RenameColumnStatement renameColumnStatement,
                                 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.


generateSql

public Sql[] generateSql(RenameColumnStatement statement,
                         Database database,
                         SqlGeneratorChain sqlGeneratorChain)
Description copied from interface: SqlGenerator
Generate the actual Sql for the given statement and database.


getAffectedOldColumn

protected Column getAffectedOldColumn(RenameColumnStatement statement)

getAffectedNewColumn

protected Column getAffectedNewColumn(RenameColumnStatement statement)


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