Package org.apache.cayenne.dba.derby
Class DerbyAdapter
java.lang.Object
org.apache.cayenne.dba.JdbcAdapter
org.apache.cayenne.dba.derby.DerbyAdapter
- 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
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
Modifier and Type Method Description void
bindParameter(PreparedStatement statement, ParameterBinding binding)
Binds an object value to PreparedStatement's parameter.protected void
configureExtendedTypes(ExtendedTypeMap map)
Installs appropriate ExtendedTypes as converters for passing values between JDBC and Java layers.protected EJBQLTranslatorFactory
createEJBQLTranslatorFactory()
Creates and returns anEJBQLTranslatorFactory
used to generate visitors for EJBQL to SQL translations.protected PkGenerator
createPkGenerator()
Creates and returns a primary key generator.void
createTableAppendColumn(StringBuffer sqlBuffer, DbAttribute column)
Appends SQL for column creation to CREATE TABLE buffer.QualifierTranslator
getQualifierTranslator(QueryAssembler queryAssembler)
Returns a trimming translator.boolean
typeSupportsLength(int type)
Returns true if supplied type can have a length attribute as a part of column definitionMethods inherited from class org.apache.cayenne.dba.JdbcAdapter
buildAttribute, createFkConstraint, createQuotingStrategy, createTable, createTableAppendPKClause, createUniqueConstraint, dropTableStatements, externalTypesForJdbcType, findResource, getAction, getBatchTerminator, getEjbqlTranslatorFactory, getExtendedTypes, getJdbcEventLogger, getPkGenerator, getQuotingStrategy, getSelectTranslator, getSystemCatalogs, getSystemSchemas, getType, initExtendedTypes, setEjbqlTranslatorFactory, setPkGenerator, setSupportsBatchUpdates, setSupportsGeneratedKeys, setSupportsUniqueConstraints, sizeAndPrecision, supportsBatchUpdates, supportsCatalogsOnReverseEngineering, supportsGeneratedKeys, supportsUniqueConstraints, tableTypeForTable, tableTypeForView, unwrap
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Constructor Details
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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 Details
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createPkGenerator
Description copied from class:JdbcAdapter
Creates and returns a primary key generator. This factory method should be overriden by JdbcAdapter subclasses to provide custom implementations of PKGenerator.- Overrides:
createPkGenerator
in classJdbcAdapter
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configureExtendedTypes
Installs appropriate ExtendedTypes as converters for passing values between JDBC and Java layers.- Overrides:
configureExtendedTypes
in classJdbcAdapter
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createTableAppendColumn
Appends SQL for column creation to CREATE TABLE buffer. Only change for Derby is that " NULL" is not supported.- Specified by:
createTableAppendColumn
in interfaceDbAdapter
- Overrides:
createTableAppendColumn
in classJdbcAdapter
- Parameters:
sqlBuffer
- theStringBuffer
to append the column type tocolumn
- theDbAttribute
defining the column to append type for- Since:
- 1.2
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typeSupportsLength
public boolean typeSupportsLength(int type)Description copied from class:JdbcAdapter
Returns true if supplied type can have a length attribute as a part of column definition- Specified by:
typeSupportsLength
in interfaceDbAdapter
- Overrides:
typeSupportsLength
in classJdbcAdapter
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getQualifierTranslator
Returns a trimming translator.- Specified by:
getQualifierTranslator
in interfaceDbAdapter
- Overrides:
getQualifierTranslator
in classJdbcAdapter
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createEJBQLTranslatorFactory
Description copied from class:JdbcAdapter
Creates and returns anEJBQLTranslatorFactory
used to generate visitors for EJBQL to SQL translations. This method should be overriden by subclasses that need to customize EJBQL generation.- Overrides:
createEJBQLTranslatorFactory
in classJdbcAdapter
- Since:
- 3.1
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bindParameter
public void bindParameter(PreparedStatement statement, ParameterBinding binding) throws SQLException, ExceptionDescription copied from interface:DbAdapter
Binds an object value to PreparedStatement's parameter.- Specified by:
bindParameter
in interfaceDbAdapter
- Overrides:
bindParameter
in classJdbcAdapter
- Throws:
SQLException
Exception
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