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oracle.sql
Class ArrayDescriptor

java.lang.Object
oracle.sql.TypeDescriptor
oracle.sql.ArrayDescriptor

All Implemented Interfaces:

java.io.Serializable, oracle.jdbc.internal.ObjectData, OracleData, OracleTypeMetaData, OracleTypeMetaData.Array, ORAData

public class ArrayDescriptor

extends TypeDescriptor

implements OracleTypeMetaData.Array, java.io.Serializable

Describes an array class. In Oracle 8 all arrays are named types.

See Also:

ARRAY, Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface oracle.jdbc.OracleTypeMetaData

OracleTypeMetaData.Array, OracleTypeMetaData.ArrayStorage, OracleTypeMetaData.Kind, OracleTypeMetaData.Opaque, OracleTypeMetaData.Struct

Field Summary

static int	CACHE_ALL
static int	CACHE_LAST
static int	CACHE_NONE
static boolean	TRACE
static int	TYPE_NESTED_TABLE
static int	TYPE_VARRAY

Fields inherited from class oracle.sql.TypeDescriptor

ANYDATASETTOID, ANYDATATOID, ANYTYPETOID, DEBUG_SERIALIZATION, RAWTOID, TYPECODE_BDOUBLE, TYPECODE_BFILE, TYPECODE_BFLOAT, TYPECODE_BLOB, TYPECODE_BOOLEAN, TYPECODE_CFILE, TYPECODE_CHAR, TYPECODE_CLOB, TYPECODE_DATE, TYPECODE_DECIMAL, TYPECODE_DOUBLE, TYPECODE_ERRHP, TYPECODE_FLOAT, TYPECODE_INTEGER, TYPECODE_INTERVAL_DS, TYPECODE_INTERVAL_YM, TYPECODE_ITABLE, TYPECODE_JDBC_ARRAY, TYPECODE_JDBC_JOBJECT, TYPECODE_JDBC_JOPAQUE, TYPECODE_JDBC_JSTRUCT, TYPECODE_JDBC_REF, TYPECODE_JDBC_STRUCT, TYPECODE_MLSLABEL, TYPECODE_NAMEDCOLLECTION, TYPECODE_NCHAR, TYPECODE_NCLOB, TYPECODE_NONE, TYPECODE_NUMBER, TYPECODE_NVARCHAR2, TYPECODE_OBJECT, TYPECODE_OCTET, TYPECODE_OPAQUE, TYPECODE_OTMFIRST, TYPECODE_OTMLAST, TYPECODE_PLS_INTEGER, TYPECODE_PTR, TYPECODE_RAW, TYPECODE_REAL, TYPECODE_RECORD, TYPECODE_REF, TYPECODE_SIGNED16, TYPECODE_SIGNED32, TYPECODE_SIGNED8, TYPECODE_SMALLINT, TYPECODE_SYSFIRST, TYPECODE_SYSLAST, TYPECODE_TABLE, TYPECODE_TIME, TYPECODE_TIME_TZ, TYPECODE_TIMESTAMP, TYPECODE_TIMESTAMP_LTZ, TYPECODE_TIMESTAMP_TZ, TYPECODE_UNSIGNED16, TYPECODE_UNSIGNED32, TYPECODE_UNSIGNED8, TYPECODE_UROWID, TYPECODE_VARCHAR, TYPECODE_VARCHAR2, TYPECODE_VARRAY, XMLTYPETOID

Method Summary

static ArrayDescriptor	createDescriptor(oracle.sql.SQLName sqlName, java.sql.Connection conn) Descriptor factory.
static ArrayDescriptor	createDescriptor(oracle.sql.SQLName sqlName, java.sql.Connection conn, boolean recurse, boolean force) Descriptor factory.
static ArrayDescriptor	createDescriptor(java.lang.String name, java.sql.Connection conn) Descriptor factory.
static ArrayDescriptor	createDescriptor(java.lang.String name, java.sql.Connection conn, boolean recurse, boolean force) Descriptor factory.
java.lang.String	descType() Describe the collection type.
OracleTypeMetaData.ArrayStorage	getArrayStorage() Return the database type of the array.
int	getArrayType() Return the database type of the array.
java.lang.String	getBaseName() In case the elements are named types the fully qualified name of their type.Otherwise, return type name used by the database
int	getBaseType() Return element's type code.
OracleTypeMetaData.Kind	getKind() Return the kind of type.
long	getMaxLength() Return the maximun number of elements this array object can hold.
int	getTypeCode() Returns type code.
java.sql.ResultSet	toResultSet(ARRAY array, long index, int count, java.util.Map map, boolean saveLocalCopy)
java.sql.ResultSet	toResultSetFromImage(ARRAY array, long index, int count, java.util.Map map)

Methods inherited from class oracle.sql.TypeDescriptor

getInternalTypeCode, getName, getPrecision, getScale, getSubtypeName, getTypeCodeName, initMetadataRecursively, initNamesRecursively, isTransient, printXML, printXML, setConnection, setPrecision, setScale, toDatum, toJDBCObject, toXMLString, toXMLString

Methods inherited from class java.lang.Object

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

Methods inherited from interface oracle.jdbc.OracleTypeMetaData

getName, getSchemaName, getSQLName, getTypeCodeName

Field Detail

TYPE_VARRAY

public static final int TYPE_VARRAY

See Also:

Constant Field Values

TYPE_NESTED_TABLE

public static final int TYPE_NESTED_TABLE

See Also:

Constant Field Values

CACHE_NONE

public static final int CACHE_NONE

See Also:

Constant Field Values

CACHE_ALL

public static final int CACHE_ALL

See Also:

Constant Field Values

CACHE_LAST

public static final int CACHE_LAST

See Also:

Constant Field Values

TRACE

public static final boolean TRACE

See Also:

Constant Field Values

Method Detail

createDescriptor

public static ArrayDescriptor createDescriptor(java.lang.String name,
                                               java.sql.Connection conn)
                                        throws java.sql.SQLException

Descriptor factory. Lookup the name in the database, and determine the characteristics of this array.

Parameters:

name - a String naming the type. (Not necessarily fully qualified)

connection - a Connection to a database

Throws:

java.sql.SQLException - if the name does not name an array type.

createDescriptor

public static ArrayDescriptor createDescriptor(java.lang.String name,
                                               java.sql.Connection conn,
                                               boolean recurse,
                                               boolean force)
                                        throws java.sql.SQLException

Descriptor factory. Lookup the name in the database, and determine the characteristics of this array.

Parameters:

name - a String naming the type. (Not necessarily fully qualified)

connection - a Connection to a database

recurse - a boolean to specify whether to create descriptors for component objects

force - a boolean to specify whether to replace any cached descriptor.

Returns:

the descriptor created.

Throws:

java.sql.SQLException - if the name does not name an array type.

createDescriptor

public static ArrayDescriptor createDescriptor(oracle.sql.SQLName sqlName,
                                               java.sql.Connection conn)
                                        throws java.sql.SQLException

Descriptor factory. Lookup the name in the database, and determine the characteristics of this array.

Parameters:

name - a SQLName with the name of the type.

connection - a Connection to a database

Returns:

the descriptor created.

Throws:

java.sql.SQLException - if the name does not name an array type.

createDescriptor

public static ArrayDescriptor createDescriptor(oracle.sql.SQLName sqlName,
                                               java.sql.Connection conn,
                                               boolean recurse,
                                               boolean force)
                                        throws java.sql.SQLException

Descriptor factory. Lookup the name in the database, and determine the characteristics of this array.

Parameters:

name - a SQLName with the name of the type.

connection - a Connection to a database

recurse - a boolean to specify whether to create descriptors for component objects

force - a boolean to specify whether to replace any cached descriptor.

Returns:

the descriptor created.

Throws:

java.sql.SQLException - if the name does not name an array type.

getKind

public OracleTypeMetaData.Kind getKind()

Description copied from interface: OracleTypeMetaData

Return the kind of type.

Specified by:

getKind in interface OracleTypeMetaData

Overrides:

getKind in class TypeDescriptor

Returns:

the kind, ARRAY

getBaseType

public int getBaseType()
                throws java.sql.SQLException

Return element's type code.

Specified by:

getBaseType in interface OracleTypeMetaData.Array

Returns:

the type code of elements of the array

Throws:

java.sql.SQLException

getBaseName

public java.lang.String getBaseName()
                             throws java.sql.SQLException

In case the elements are named types the fully qualified name of their type.Otherwise, return type name used by the database

Specified by:

getBaseName in interface OracleTypeMetaData.Array

Returns:

the name of the base type.

Throws:

java.sql.SQLException - if the element's type is not named.

getArrayStorage

public OracleTypeMetaData.ArrayStorage getArrayStorage()
                                                throws java.sql.SQLException

Return the database type of the array. The possible return values are OracleTypeMetaData.ArrayStorage. Either as a nested table or VARRAY.

Specified by:

getArrayStorage in interface OracleTypeMetaData.Array

Returns:

how the array is stored in the database.

Throws:

java.sql.SQLException

getArrayType

public int getArrayType()
                 throws java.sql.SQLException

Return the database type of the array. The possible return values are ArrayDescriptor.TYPE_VARRAY and ArrayDescriptor.TYPE_NESTED_TABLE.

Returns:

database array type.

Throws:

java.sql.SQLException

getMaxLength

public long getMaxLength()
                  throws java.sql.SQLException

Return the maximun number of elements this array object can hold.

Specified by:

getMaxLength in interface OracleTypeMetaData.Array

Returns:

the maximum array size; return 0 if no limit.

Throws:

java.sql.SQLException

descType

public java.lang.String descType()
                          throws java.sql.SQLException

Describe the collection type.

Returns:

the type information

Throws:

java.sql.SQLException

Since:

8.1.7

toResultSet

public java.sql.ResultSet toResultSet(ARRAY array,
                                      long index,
                                      int count,
                                      java.util.Map map,
                                      boolean saveLocalCopy)
                               throws java.sql.SQLException

Throws:

java.sql.SQLException

toResultSetFromImage

public java.sql.ResultSet toResultSetFromImage(ARRAY array,
                                               long index,
                                               int count,
                                               java.util.Map map)
                                        throws java.sql.SQLException

Throws:

java.sql.SQLException

getTypeCode

public int getTypeCode()
                throws java.sql.SQLException

Description copied from class: TypeDescriptor

Returns type code.

Specified by:

getTypeCode in interface OracleTypeMetaData

Overrides:

getTypeCode in class TypeDescriptor

Throws:

java.sql.SQLException

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