Package org.apache.cayenne.dba.derby
Class DerbyAdapter
- java.lang.Object
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- org.apache.cayenne.dba.JdbcAdapter
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- org.apache.cayenne.dba.derby.DerbyAdapter
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- All Implemented Interfaces:
DbAdapter
public class DerbyAdapter extends JdbcAdapter
DbAdapter implementation for the Derby RDBMS . Sample connection settings to use with Derby are shown below.Embedded
test-derby.jdbc.url = jdbc:derby:testdb;create=true test-derby.jdbc.driver = org.apache.derby.jdbc.EmbeddedDriver
Network Server
derbynet.jdbc.url = jdbc:derby://localhost/cayenne derbynet.jdbc.driver = org.apache.derby.jdbc.ClientDriver derbynet.jdbc.username = someuser derbynet.jdbc.password = secret;
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Field Summary
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Fields inherited from class org.apache.cayenne.dba.JdbcAdapter
batchQueryBuilderFactory, caseInsensitiveCollations, ejbqlTranslatorFactory, extendedTypes, logger, quotingStrategy, resourceLocator, supportsBatchUpdates, supportsGeneratedKeys, supportsUniqueConstraints, typesHandler
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Constructor Summary
Constructors Constructor Description DerbyAdapter(RuntimeProperties runtimeProperties, List<ExtendedType> defaultExtendedTypes, List<ExtendedType> userExtendedTypes, List<ExtendedTypeFactory> extendedTypeFactories, ResourceLocator resourceLocator, ValueObjectTypeRegistry valueObjectTypeRegistry)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidbindParameter(PreparedStatement statement, ParameterBinding binding)Binds an object value to PreparedStatement's parameter.protected voidconfigureExtendedTypes(ExtendedTypeMap map)Installs appropriate ExtendedTypes as converters for passing values between JDBC and Java layers.protected EJBQLTranslatorFactorycreateEJBQLTranslatorFactory()Creates and returns anEJBQLTranslatorFactoryused to generate visitors for EJBQL to SQL translations.protected PkGeneratorcreatePkGenerator()Creates and returns a primary key generator.voidcreateTableAppendColumn(StringBuffer sqlBuffer, DbAttribute column)Appends SQL for column creation to CREATE TABLE buffer.SQLActiongetAction(Query query, DataNode node)Uses JdbcActionBuilder to create the right action.SQLTreeProcessorgetSqlTreeProcessor()booleansupportsGeneratedKeysForBatchInserts()Not supported, see: DERBY-3609booleantypeSupportsLength(int type)Returns true if supplied type can have a length attribute as a part of column definition-
Methods inherited from class org.apache.cayenne.dba.JdbcAdapter
buildAttribute, createFkConstraint, createQuotingStrategy, createTable, createTableAppendPKClause, createUniqueConstraint, dropTableStatements, externalTypesForJdbcType, findResource, getBatchTerminator, getEjbqlTranslatorFactory, getExtendedTypes, getJdbcEventLogger, getPkGenerator, getQuotingStrategy, getSelectTranslator, getSelectTranslator, getSystemCatalogs, getSystemSchemas, getType, initExtendedTypes, setEjbqlTranslatorFactory, setPkGenerator, setSupportsBatchUpdates, setSupportsGeneratedKeys, setSupportsUniqueConstraints, sizeAndPrecision, supportsBatchUpdates, supportsCatalogsOnReverseEngineering, supportsGeneratedKeys, supportsUniqueConstraints, tableTypeForTable, tableTypeForView, unwrap
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Constructor Detail
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DerbyAdapter
public DerbyAdapter(RuntimeProperties runtimeProperties, List<ExtendedType> defaultExtendedTypes, List<ExtendedType> userExtendedTypes, List<ExtendedTypeFactory> extendedTypeFactories, ResourceLocator resourceLocator, ValueObjectTypeRegistry valueObjectTypeRegistry)
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Method Detail
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supportsGeneratedKeysForBatchInserts
public boolean supportsGeneratedKeysForBatchInserts()
Not supported, see: DERBY-3609- See Also:
DbAdapter.supportsGeneratedKeys()
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createPkGenerator
protected PkGenerator createPkGenerator()
Description copied from class:JdbcAdapterCreates and returns a primary key generator. This factory method should be overriden by JdbcAdapter subclasses to provide custom implementations of PKGenerator.- Overrides:
createPkGeneratorin classJdbcAdapter
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getAction
public SQLAction getAction(Query query, DataNode node)
Description copied from class:JdbcAdapterUses JdbcActionBuilder to create the right action.- Specified by:
getActionin interfaceDbAdapter- Overrides:
getActionin classJdbcAdapter
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configureExtendedTypes
protected void configureExtendedTypes(ExtendedTypeMap map)
Installs appropriate ExtendedTypes as converters for passing values between JDBC and Java layers.- Overrides:
configureExtendedTypesin classJdbcAdapter
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createTableAppendColumn
public void createTableAppendColumn(StringBuffer sqlBuffer, DbAttribute column)
Appends SQL for column creation to CREATE TABLE buffer. Only change for Derby is that " NULL" is not supported.- Specified by:
createTableAppendColumnin interfaceDbAdapter- Overrides:
createTableAppendColumnin classJdbcAdapter- Parameters:
sqlBuffer- theStringBufferto append the column type tocolumn- theDbAttributedefining the column to append type for- Since:
- 1.2
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typeSupportsLength
public boolean typeSupportsLength(int type)
Description copied from class:JdbcAdapterReturns true if supplied type can have a length attribute as a part of column definition- Specified by:
typeSupportsLengthin interfaceDbAdapter- Overrides:
typeSupportsLengthin classJdbcAdapter
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getSqlTreeProcessor
public SQLTreeProcessor getSqlTreeProcessor()
- Specified by:
getSqlTreeProcessorin interfaceDbAdapter- Overrides:
getSqlTreeProcessorin classJdbcAdapter- Returns:
SQLTreeProcessorthat can adjust SQL tree to specific database flavour- Since:
- 4.2
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createEJBQLTranslatorFactory
protected EJBQLTranslatorFactory createEJBQLTranslatorFactory()
Description copied from class:JdbcAdapterCreates and returns anEJBQLTranslatorFactoryused to generate visitors for EJBQL to SQL translations. This method should be overriden by subclasses that need to customize EJBQL generation.- Overrides:
createEJBQLTranslatorFactoryin classJdbcAdapter- Since:
- 3.1
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bindParameter
public void bindParameter(PreparedStatement statement, ParameterBinding binding) throws SQLException, Exception
Description copied from interface:DbAdapterBinds an object value to PreparedStatement's parameter.- Specified by:
bindParameterin interfaceDbAdapter- Overrides:
bindParameterin classJdbcAdapter- Throws:
SQLExceptionException
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