liquibase.sqlgenerator.core
Class AddColumnGenerator

java.lang.Object
  extended by liquibase.sqlgenerator.core.AbstractSqlGenerator<AddColumnStatement>
      extended by liquibase.sqlgenerator.core.AddColumnGenerator
All Implemented Interfaces:
PrioritizedService, SqlGenerator<AddColumnStatement>
Direct Known Subclasses:
AddColumnGeneratorDefaultClauseBeforeNotNull, AddColumnGeneratorSQLite

public class AddColumnGenerator
extends AbstractSqlGenerator<AddColumnStatement>


Field Summary
 
Fields inherited from interface liquibase.sqlgenerator.SqlGenerator
PRIORITY_DATABASE, PRIORITY_DEFAULT
 
Fields inherited from interface liquibase.servicelocator.PrioritizedService
COMPARATOR
 
Constructor Summary
AddColumnGenerator()
           
 
Method Summary
protected  void addForeignKeyStatements(AddColumnStatement statement, Database database, List<Sql> returnSql)
           
protected  void addUniqueConstrantStatements(AddColumnStatement statement, Database database, List<Sql> returnSql)
           
protected  String generateSingleColumBaseSQL(AddColumnStatement statement, Database database)
           
protected  Sql[] generateSingleColumn(AddColumnStatement statement, Database database)
           
protected  String generateSingleColumnSQL(AddColumnStatement statement, Database database)
           
 Sql[] generateSql(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)
          Generate the actual Sql for the given statement and database.
protected  Column getAffectedColumn(AddColumnStatement statement)
           
protected  Column[] getAffectedColumns(List<AddColumnStatement> columns)
           
 ValidationErrors validate(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)
          Validate the data contained in the SqlStatement.
 
Methods inherited from class liquibase.sqlgenerator.core.AbstractSqlGenerator
generateRollbackStatementsIsVolatile, generateStatementsIsVolatile, getPriority, looksLikeFunctionCall, supports, warn
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

AddColumnGenerator

public AddColumnGenerator()
Method Detail

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.


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.


generateSingleColumn

protected Sql[] generateSingleColumn(AddColumnStatement statement,
                                     Database database)

generateSingleColumBaseSQL

protected String generateSingleColumBaseSQL(AddColumnStatement statement,
                                            Database database)

generateSingleColumnSQL

protected String generateSingleColumnSQL(AddColumnStatement statement,
                                         Database database)

getAffectedColumns

protected Column[] getAffectedColumns(List<AddColumnStatement> columns)

getAffectedColumn

protected Column getAffectedColumn(AddColumnStatement statement)

addUniqueConstrantStatements

protected void addUniqueConstrantStatements(AddColumnStatement statement,
                                            Database database,
                                            List<Sql> returnSql)

addForeignKeyStatements

protected void addForeignKeyStatements(AddColumnStatement statement,
                                       Database database,
                                       List<Sql> returnSql)


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