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org.apache.derby.iapi.sql.dictionary
Class FileInfoDescriptor  

java.lang.Object
  org.apache.derby.iapi.sql.dictionary.TupleDescriptor
      org.apache.derby.iapi.sql.dictionary.FileInfoDescriptor

All Implemented Interfaces:

org.apache.derby.catalog.Dependable, org.apache.derby.iapi.sql.depend.Provider, UniqueSQLObjectDescriptor, UniqueTupleDescriptor

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public class FileInfoDescriptor

extends TupleDescriptor

implements org.apache.derby.iapi.sql.depend.Provider, UniqueSQLObjectDescriptor

A Descriptor for a file that has been stored in the database.

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Field Summary
(package private)  long	generationId
(package private)  org.apache.derby.catalog.UUID	id           external interface to this class: public long getGenerationId();
static int	JAR_FILE_TYPE           A type tho indicate the file is a jar file
(package private)  SchemaDescriptor	sd
(package private)  java.lang.String	sqlName

 

Fields inherited from class org.apache.derby.iapi.sql.dictionary.TupleDescriptor

COLUMN_LIST, CONGLOMERATE_LIST, CONSTRAINT_LIST, TRIGGER_LIST

 

Fields inherited from interface org.apache.derby.catalog.Dependable

ALIAS, COLUMNS_IN_TABLE, CONGLOMERATE, CONSTRAINT, DEFAULT, FILE, HEAP, INDEX, PREPARED_STATEMENT, SCHEMA, STORED_PREPARED_STATEMENT, TABLE, TRIGGER, VIEW

 

Constructor Summary

FileInfoDescriptor(DataDictionary dataDictionary, org.apache.derby.catalog.UUID id, SchemaDescriptor sd, java.lang.String sqlName, long generationId)           Constructor for a FileInfoDescriptor.

 

Method Summary
java.lang.String	getClassType()           Get the unique class id for the Dependable.
org.apache.derby.catalog.DependableFinder	getDependableFinder()           Get an object which can be written to disk and which, when read from disk, will find or reconstruct this in-memory Dependable.
java.lang.String	getDescriptorName()
java.lang.String	getDescriptorType()           Each descriptor must identify itself with its type; i.e index, check constraint whatever.
long	getGenerationId()           Gets the generationId for the current version of this file.
java.lang.String	getName()           Get the name of this object.
org.apache.derby.catalog.UUID	getObjectID()           Get the UUID of this Dependable OBJECT.
java.lang.String	getObjectName()           Get the name of this Dependable OBJECT.
SchemaDescriptor	getSchemaDescriptor()           Get the objects schema descriptor
org.apache.derby.catalog.UUID	getUUID()           Return the UUID for this Descriptor

 

Methods inherited from class org.apache.derby.iapi.sql.dictionary.TupleDescriptor

getColumnDependableFinder, getDataDictionary, getDependableFinder, isPersistent, setDataDictionary

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Methods inherited from interface org.apache.derby.catalog.Dependable

isPersistent

 

Field Detail

JAR_FILE_TYPE

public static final int JAR_FILE_TYPE

A type tho indicate the file is a jar file

See Also:

Constant Field Values

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id

org.apache.derby.catalog.UUID id

external interface to this class:

1. public long getGenerationId();

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sd

SchemaDescriptor sd

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sqlName

java.lang.String sqlName

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generationId

long generationId

Constructor Detail

FileInfoDescriptor

public FileInfoDescriptor(DataDictionary dataDictionary,
                          org.apache.derby.catalog.UUID id,
                          SchemaDescriptor sd,
                          java.lang.String sqlName,
                          long generationId)

Constructor for a FileInfoDescriptor.

Method Detail

getSchemaDescriptor

public SchemaDescriptor getSchemaDescriptor()

Description copied from interface: UniqueSQLObjectDescriptor

Get the objects schema descriptor

Specified by:

getSchemaDescriptor in interface UniqueSQLObjectDescriptor

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getName

public java.lang.String getName()

Description copied from interface: UniqueSQLObjectDescriptor

Get the name of this object. E.g. for a table descriptor, this will be the table name.

Specified by:

getName in interface UniqueSQLObjectDescriptor

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getUUID

public org.apache.derby.catalog.UUID getUUID()

Description copied from interface: UniqueTupleDescriptor

Return the UUID for this Descriptor

Specified by:

getUUID in interface UniqueTupleDescriptor

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getGenerationId

public long getGenerationId()

Gets the generationId for the current version of this file. The triple (schemaName,SQLName,generationId) are unique for the life of this database.

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getDependableFinder

public org.apache.derby.catalog.DependableFinder getDependableFinder()

Description copied from interface: org.apache.derby.catalog.Dependable

Get an object which can be written to disk and which, when read from disk, will find or reconstruct this in-memory Dependable.

Specified by:

getDependableFinder in interface org.apache.derby.catalog.Dependable

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getObjectName

public java.lang.String getObjectName()

Description copied from interface: org.apache.derby.catalog.Dependable

Get the name of this Dependable OBJECT. This is useful for diagnostic messages.

Specified by:

getObjectName in interface org.apache.derby.catalog.Dependable

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getObjectID

public org.apache.derby.catalog.UUID getObjectID()

Description copied from interface: org.apache.derby.catalog.Dependable

Get the UUID of this Dependable OBJECT.

Specified by:

getObjectID in interface org.apache.derby.catalog.Dependable

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getClassType

public java.lang.String getClassType()

Description copied from interface: org.apache.derby.catalog.Dependable

Get the unique class id for the Dependable. Every Dependable belongs to a class of Dependables.

Specified by:

getClassType in interface org.apache.derby.catalog.Dependable

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getDescriptorType

public java.lang.String getDescriptorType()

Description copied from class: TupleDescriptor

Each descriptor must identify itself with its type; i.e index, check constraint whatever.

Overrides:

getDescriptorType in class TupleDescriptor

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getDescriptorName

public java.lang.String getDescriptorName()

Overrides:

getDescriptorName in class TupleDescriptor

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> derby >> iapi >> sql >> [ dictionary overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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