Package wt.pds

Provides additional Persistent Database Services. See PersistenceManager to fulfill most database access needs.

See:
Description

Interface Summary

AccessController	This class encapsulates the access control decision for an object array.
AccessControllerProcessor	Supported API: false Extendable: false
ArrayChunkProcessor	This interface provides the abstraction for processing a large array of values in chunks.
ColumnBuilder	This interface specifies an abstraction for dealing with column expression in a SELECT clause.
DatastoreTypeStatementParameter	Supported API: false Extendable: false
DMLGenerator	This interface provides the abstraction for generating datastore specific Data Manipulation Language (DML) statements.
ItemBuilder	This class is an abstraction for building an object from a result set (i.e.
JoinCondition	Abstraction for a join condition.
JoinDelegate	This interface specifies the methods for implementing a join.
LobHandler	This interface specificies the operations for reading and writing LOB data.
OidArray	This interface specifies an abstraction for accessing OID components from an array of OIDs.
OidHolder	This interface specifies an abstraction for accessing OID components.
PDSIfc	This class specifies the persistent data services APIs.
PDSObjectInput	This is a tagging interface for identifying when a PDS ObjectInput implementation is used to deserialize an object.
PDSObjectOutput	This is a tagging interface for identifying when a PDS ObjectOutput implementation is used to serialize an object.
PersistableList	This interface provides the specification for accessing a list of Persistables.
PersistentRetrieveIfc	PersistentRetrieveIfc specifies persistence interfaces to retrieve java types from persistent storage.
PersistentStoreIfc
ResultBuilder	This class handles building the select columns of the SQL statement and building result objects once the query has been executed.
ResultCursor	This class encapsulates functionality for accessing the rows from a query.
StatementBuilder	This class encapsulates functionality for building SQL statements.
StatementFilter	This interface provides the abstraction for filtering a list of potential Statements to the actual list that will return data.
StatementParameter	This interface provides the abstraction for a statement parameter that may be based on a datastore type.
StatementSpec	This class defines an abstraction for a SQL statement query.
WhereCondition	This interface specifies an abstraction for a WHERE clause condition that is generated at the time that the query's concrete classes are known.

Class Summary

AbstractArrayStatementParameter	This class is used to pass an Array of values to a Statement as a parameter.
AbstractColumnAccessControlItemBuilder	Supported API: false Extendable: false
AbstractCompoundResultBuilder	Supported API: false Extendable: false
AbstractLobHandler	This abstract class provides common basic Lob handling operations in terms of low level access APIs that must be implemented by concrete subclasses.
AbstractPersistableList	This abstract class provides common implementation for a list of Persistables.
AbstractPersistenceArray
AbstractPersistentRetrieve
AbstractPersistentStore
AbstractStructStatementParameter	This class is used to pass an structure of values to a Statement as a parameter.
AccessControllerAdapter	This class provides a concrete implementation of an AccessController that provides access to all objects.
AttributeACProcessor	Supported API: false Extendable: false
AttributeItemBuilder	This class provides the functionality for building a single attribute object from a result set.
AttributeMapInfo	This class provides common access to the attribute column information associated with a class.
BasicColumnBuilder	This class implements building a SELECT column expression based on the Java type.
BasicCompoundStatementBuilder	This class builds a select statement by appending component SQL statements with a Set Operator.
BasicLobHandler	This class provides a basic Lob Handler implementation using JDBC.
BasicResultCursor	This class provides functionality for accessing the rows in a result set.
BasicStatementBuilder	This class implements common methods.
BasicStatementParameter	This class implements a basic statement parameter for a simple value.
BasicTypedStatementParameter	This class implements a basic statement parameter for a simple value that is specifically typed.
BindParameterUtil	This class contains static utility methods for manipulating bind parameters.
BlobRewriter	Manages rewriting of blobs and smallblobs.
ChunkLobHandler	This abstract class provides capabilities for reading and writing Lob data in chunks.
ClassJoinCondition	This class represents a JoinCondition from a class.
ClassNameItemBuilder	This class implements an ItemBuilder to generate the specific class name of a referenced class.
ClassViewSequentialResultBuilder	Supported API: false Extendable: false
ColumnAccessControlItemBuilder	This class provides the functionality for building an Access Control surrogate object to represent an object associated with a non-Persistable item.
CompositeAccessController	This class combines multiple AccessController implementations.
CompositeAccessController.FilterResultProcessorBridge
CompositeStatementBuilder	Supported API: false Extendable: false
CompoundAccessController	Supported API: false Extendable: false
CompoundResultBuilder	Supported API: false Extendable: false
CompoundStatementBuilder	This class builds a select statement by appending component SQL statements with a Set Operator.
DatabaseInfoUtilities	This class contains static database introspection utility methods required for Query, POM and PDS functionality.
DatastoreStructProcessor
DBMSLobHandler	This abstract class provides common basic Lob handling operations in terms of low level DBMS_LOB package access APIs.
DepthThresholdStatementBuilder	This class builds a select statement for the depth threshold pre-query.
DistinctNavigateThresholdStatementBuilder	Supported API: false Extendable: false
EncodedStatementParameter	This class implements a StatementParameter for Datastore types that encodes the values as a character string.
EnumeratedTypeItemBuilder	This class provides the functionality for building an EnumeratedType instance from a result set.
HomogeneousCompoundResultBuilder	Supported API: false Extendable: false
InflateSpec	This class implements a StatementSpec for inflating an array of OIDs.
IntrospectionUtil
IteratedAccessController	Supported API: false Extendable: false
JoinDelegateFactory	This class implements a factory for creating JoinDelegate implementations.
LinkJoinCondition	This class specifies a join in terms of a navigable link class and role.
LobInputStream	This class provides an InputStream implementation for reading data from a Blob reference.
LobOutputStream	This class provides an OutputStream implementation for writing data to a Blob reference.
MultiplePersistableList	This class implements a list of Persistables for a Persistable array (Persistable[]).
NavigateStatementBuilder	This class implements statement building for navigate operations.
NavigateThresholdStatementBuilder	This class implements SQL statement building for the depth threshold query for navigation.
NavigateUtil
NullColumnBuilder	This class implements building a SELECT NULL expression based on the SQL type.
ObjectJoinDelegate	This class implements a join delegate for ObjectReferences.
ObjectReferenceCursor	This class implements functionality of a ResultCursor which is specialized to process ObjectReferences in a ResultSet and "inflate" these references into full objects which are then returned as result objects.
ObjectReferenceItemBuilder	This class provides the functionality for building an object reference from a result set.
ObjectReferenceOidHolder	This concrete implementation class provides a basic wrapper for OID components of an ObjectReference.
ObjectReferenceResultBuilder	Supported API: false Extendable: false
ObjectReferenceStatementBuilder	This class builds select statements for Object References of a given class.
ObjectReferenceStatementBuilder.IdList
ObjectReferenceStatementBuilder.SingleColumnUniqueIdList
ObjectVectorOidArray	This class implements an OidArray using an ObjectSetVector.
OidHolderArray	This concrete implementation clas provides access to an array of OidHolder instances.
OraclePds	This concrete class provides standard SQL database persistent data services for Oracle.
OracleWTCallableStatement	OracleWTPreparedStatement
OracleWTPreparedStatement	OracleWTPreparedStatement
PagingJoinCondition	Supported API: false Extendable: false
PDSEncoder	The PDSEncoder class provides methods to encode and decode serializable objects to and from character strings for long term (persistent) storage.
PDSEncoder.DecodeObjectInputStream
PDSEncoder.EncodeObjectOutputStream
PDSEncoder.InputRedirector
PDSEncoder.OutputRedirector
PDSEncoder.RewriteCheckingDecodeObjectInputStream	This class exists to deal with bad versions of the wt.meta.LocalizedValue class if they're encountered during (small)blob decodings.
PDSEncoder.SerializationMappingEntry
PersistableItemBuilder	This class provides the functionality for building a "full" object from a result set.
PersistableViewItemBuilder	This class provides the functionality for building a "full" Persistable object from a result set.
PersistenceCloner
PersistentJoinDelegate	This class implements a join delegate for PersistentReferences.
PreparedStatementLogger
QuerySpecStatementBuilder	Supported API: false Extendable: false
RangeResultCursor	This class provides functionality for accessing the rows in a result set beginning at a given index over a given range.
RawOidHolder	This concrete implementation class provides a lightweight wrapper for OID components.
RawOidHolderArray	This class provides an implementation for access an array of OID values from a raw object array (i.e.
ReferenceJoinCondition	This class specifies a join in terms of a source and target class with a reference property from the source class.
SelectStatementBuilder	This class builds a select statements for the given classes.
SequentialResultBuilder	This class is a basic implementation that defers processing to the ItemBuilders it contains.
SinglePersistableList	This class implements a list of Persistables for a Persistable.
SnapShotItemBuilder	Supported API: false Extendable: false
SourceIdJoinCondition	This class represents a JoinCondition from a source of raw IDs.
SourceJoinCondition	This class represents a JoinCondition from a source object.
SQLDatabasePds	This abstract class provides standard SQL database persistent data services.
StandardACProcessor	Supported API: false Extendable: false
StandardDataSource	Supported API: false Extendable: false
StandardDMLGenerator	This class provides a standard implementation for generating datastore specific Data Manipulation Language (DML) statements.
StatementParameterFactory	This abstract class provides the abstraction for a factory used to create statement parameter instances.
SurrogateAccessController	This class provides Access Control via a surrogate mechanism in conjunction with the Access Control service.
VersionJoinDelegate	This class implements a join delegate for VersionReferences.
ViewColumnAccessControlItemBuilder	Supported API: false Extendable: false
ViewInternalColumnACItemBuilder	Supported API: false Extendable: false
WTCallableStatement	WTCallableStatement
WTPreparedStatement	WTPreparedStatement
WTResultSet	WTResultSet

Exception Summary

AdvancedQueryAccessException	AdvancedQueryAccessException captures errors that occur due to the use of advanced query features that may bypass Access Control.
ClassNotConcreteException	ClassNotConcreteException captures errors when a class is contained in a query and the class nor any of its sub-classes are concrete.
DBOperationInterruptedException	DBOperationInterruptedExceptions are thrown if the Thread executing a database operation is interrupted.
DuplicateException
InvalidAssociationException	InvalidAssociationExceptions are thrown if an invalid role/class association is specified for a query or navigate operation.
NotEvolvableException
PartialResultException	PartialResultException captures errors that occur during query processing.
UnassignedOidException

Package wt.pds Description

Provides additional Persistent Database Services. See PersistenceManager to fulfill most database access needs.