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HDF5 1.14.5
API Reference
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Java Object (H5O) Interface

Detailed Description

See also
Objects (H5O), C-API
HDF5 Objects, User Guide

Functions

static int H5Oclose (long object_id) throws HDF5LibraryException
 
static synchronized native void H5Ocopy (long src_loc_id, String src_name, long dst_loc_id, String dst_name, long ocpypl_id, long lcpl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native String H5Oget_comment (long obj_id) throws HDF5LibraryException, IllegalArgumentException
 
static synchronized native void H5Oset_comment (long obj_id, String comment) throws HDF5LibraryException
 
static synchronized native String H5Oget_comment_by_name (long loc_id, String name, long lapl_id) throws HDF5LibraryException, IllegalArgumentException, NullPointerException
 
static synchronized native void H5Oset_comment_by_name (long loc_id, String name, String comment, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static H5O_info_t H5Oget_info (long loc_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native H5O_info_t H5Oget_info (long loc_id, int fields) throws HDF5LibraryException, NullPointerException
 
static H5O_info_t H5Oget_info_by_idx (long loc_id, String group_name, int idx_type, int order, long n, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native H5O_info_t H5Oget_info_by_idx (long loc_id, String group_name, int idx_type, int order, long n, int fields, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static H5O_info_t H5Oget_info_by_name (long loc_id, String name, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native H5O_info_t H5Oget_info_by_name (long loc_id, String name, int fields, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native void H5Olink (long obj_id, long new_loc_id, String new_name, long lcpl_id, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static long H5Oopen (long loc_id, String name, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static int H5Ovisit (long obj_id, int idx_type, int order, H5O_iterate_t op, H5O_iterate_opdata_t op_data) throws HDF5LibraryException, NullPointerException
 
static synchronized native int H5Ovisit (long obj_id, int idx_type, int order, H5O_iterate_t op, H5O_iterate_opdata_t op_data, int fields) throws HDF5LibraryException, NullPointerException
 
static int H5Ovisit_by_name (long loc_id, String obj_name, int idx_type, int order, H5O_iterate_t op, H5O_iterate_opdata_t op_data, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native int H5Ovisit_by_name (long loc_id, String obj_name, int idx_type, int order, H5O_iterate_t op, H5O_iterate_opdata_t op_data, int fields, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native boolean H5Oexists_by_name (long loc_id, String obj_name, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native void H5Odecr_refcount (long object_id) throws HDF5LibraryException
 
static synchronized native void H5Oincr_refcount (long object_id) throws HDF5LibraryException
 
static long H5Oopen_by_token (long loc_id, H5O_token_t token) throws HDF5LibraryException
 
static long H5Oopen_by_idx (long loc_id, String group_name, int idx_type, int order, long n, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native void H5Oflush (long object_id) throws HDF5LibraryException
 
static synchronized native void H5Orefresh (long object_id) throws HDF5LibraryException
 
static synchronized native void H5Odisable_mdc_flushes (long object_id)
 
static synchronized native void H5Oenable_mdc_flushes (long object_id)
 
static synchronized native boolean H5Oare_mdc_flushes_disabled (long object_id)
 
static H5O_native_info_t H5Oget_native_info (long loc_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native H5O_native_info_t H5Oget_native_info (long loc_id, int fields) throws HDF5LibraryException, NullPointerException
 
static H5O_native_info_t H5Oget_native_info_by_idx (long loc_id, String group_name, int idx_type, int order, long n, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native H5O_native_info_t H5Oget_native_info_by_idx (long loc_id, String group_name, int idx_type, int order, long n, int fields, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static H5O_native_info_t H5Oget_native_info_by_name (long loc_id, String name, long lapl_id) throws HDF5LibraryException, NullPointerException
 
static synchronized native H5O_native_info_t H5Oget_native_info_by_name (long loc_id, String name, int fields, long lapl_id) throws HDF5LibraryException, NullPointerException
 

Function Documentation

◆ H5Oare_mdc_flushes_disabled()

static synchronized native boolean H5Oare_mdc_flushes_disabled ( long  object_id)
static

H5Oare_mdc_flushes_disabled retrieve the object's "cork" status.

Parameters
object_idIN: Identifier of the object to be flushed.
Returns
the cork status TRUE if mdc flushes for the object is disabled FALSE if mdc flushes for the object is not disabled

◆ H5Oclose()

static int H5Oclose ( long  object_id) throws HDF5LibraryException
static

H5Oclose closes the group, dataset, or named datatype specified.

Parameters
object_idIN: Object identifier
Returns
non-negative on success
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Ocopy()

static synchronized native void H5Ocopy ( long  src_loc_id,
String  src_name,
long  dst_loc_id,
String  dst_name,
long  ocpypl_id,
long  lcpl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Ocopy copies the group, dataset or named datatype specified from the file or group specified by source location to the destination location.

Parameters
src_loc_idIN: Object identifier indicating the location of the source object to be copied
src_nameIN: Name of the source object to be copied
dst_loc_idIN: Location identifier specifying the destination
dst_nameIN: Name to be assigned to the new copy
ocpypl_idIN: Object copy property list
lcpl_idIN: Link creation property list for the new hard link
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Odecr_refcount()

static synchronized native void H5Odecr_refcount ( long  object_id) throws HDF5LibraryException
static

H5Odecr_refcount decrements the hard link reference count for an object.

Parameters
object_idIN: Object identifier
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Odisable_mdc_flushes()

static synchronized native void H5Odisable_mdc_flushes ( long  object_id)
static

H5Odisable_mdc_flushes corks an object, keeping dirty entries associated with the object in the metadata cache.

Parameters
object_idIN: Identifier of the object to be corked.

◆ H5Oenable_mdc_flushes()

static synchronized native void H5Oenable_mdc_flushes ( long  object_id)
static

H5Oenable_mdc_flushes uncorks an object, keeping dirty entries associated with the object in the metadata cache.

Parameters
object_idIN: Identifier of the object to be uncorked.

◆ H5Oexists_by_name()

static synchronized native boolean H5Oexists_by_name ( long  loc_id,
String  obj_name,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oexists_by_name is used by an application to check that an existing link resolves to an object. Primarily, it is designed to check for dangling soft, external, or user-defined links.

Parameters
loc_idIN: File or group identifier
obj_nameIN: Relative path to the object
lapl_idIN: Link access property list identifier
Returns
Returns TRUE or FALSE if successful
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oflush()

static synchronized native void H5Oflush ( long  object_id) throws HDF5LibraryException
static

H5Oflush causes all buffers associated with an object to be immediately flushed to disk without removing the data from the cache. object_id can be any named object associated with an HDF5 file including a dataset, a group, or a committed datatype.

Parameters
object_idIN: Identifier of the object to be flushed.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Oget_comment()

static synchronized native String H5Oget_comment ( long  obj_id) throws HDF5LibraryException, IllegalArgumentException
static

H5Oget_comment retrieves the comment for the specified object.

Parameters
obj_idIN: File or group identifier
Returns
the comment
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Oget_comment_by_name()

static synchronized native String H5Oget_comment_by_name ( long  loc_id,
String  name,
long  lapl_id 
) throws HDF5LibraryException, IllegalArgumentException, NullPointerException
static

H5Oget_comment_by_name retrieves the comment for an object.

Parameters
loc_idIN: Identifier of a file, group, dataset, or named datatype.
nameIN: Relative name of the object whose comment is to be set or reset.
lapl_idIN: Link access property list identifier.
Returns
the comment
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_info() [1/2]

static H5O_info_t H5Oget_info ( long  loc_id) throws HDF5LibraryException, NullPointerException
static

H5Oget_info retrieves the metadata for an object specified by an identifier.

Parameters
loc_idIN: Identifier for target object
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_info() [2/2]

static synchronized native H5O_info_t H5Oget_info ( long  loc_id,
int  fields 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_info retrieves the metadata for an object specified by an identifier.

Parameters
loc_idIN: Identifier for target object
fieldsIN: Object fields to select
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_info_by_idx() [1/2]

static synchronized native H5O_info_t H5Oget_info_by_idx ( long  loc_id,
String  group_name,
int  idx_type,
int  order,
long  n,
int  fields,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_info_by_idx retrieves the metadata for an object, identifying the object by an index position.

Parameters
loc_idIN: File or group identifier
group_nameIN: Name of group, relative to loc_id, in which object is located
idx_typeIN: Type of index by which objects are ordered
orderIN: Order of iteration within index
nIN: Object to open
fieldsIN: Object fields to select
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_info_by_idx() [2/2]

static H5O_info_t H5Oget_info_by_idx ( long  loc_id,
String  group_name,
int  idx_type,
int  order,
long  n,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_info_by_idx retrieves the metadata for an object, identifying the object by an index position.

Parameters
loc_idIN: File or group identifier
group_nameIN: Name of group, relative to loc_id, in which object is located
idx_typeIN: Type of index by which objects are ordered
orderIN: Order of iteration within index
nIN: Object to open
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_info_by_name() [1/2]

static synchronized native H5O_info_t H5Oget_info_by_name ( long  loc_id,
String  name,
int  fields,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_info_by_name retrieves the metadata for an object, identifying the object by location and relative name.

Parameters
loc_idIN: File or group identifier specifying location of group in which object is located
nameIN: Relative name of group
fieldsIN: Object fields to select
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_info_by_name() [2/2]

static H5O_info_t H5Oget_info_by_name ( long  loc_id,
String  name,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_info_by_name retrieves the metadata for an object, identifying the object by location and relative name.

Parameters
loc_idIN: File or group identifier specifying location of group in which object is located
nameIN: Relative name of group
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_native_info() [1/2]

static H5O_native_info_t H5Oget_native_info ( long  loc_id) throws HDF5LibraryException, NullPointerException
static

H5Oget_native_info retrieves the native HDF5-specific metadata for an HDF5 object specified by an identifier. Native HDF5-specific metadata includes things like object header information and object storage layout information.

Parameters
loc_idIN: Identifier for target object
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_native_info() [2/2]

static synchronized native H5O_native_info_t H5Oget_native_info ( long  loc_id,
int  fields 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_native_info retrieves the native HDF5-specific metadata for an HDF5 object specified by an identifier. Native HDF5-specific metadata includes things like object header information and object storage layout information.

Parameters
loc_idIN: Identifier for target object
fieldsIN: Object fields to select
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_native_info_by_idx() [1/2]

static synchronized native H5O_native_info_t H5Oget_native_info_by_idx ( long  loc_id,
String  group_name,
int  idx_type,
int  order,
long  n,
int  fields,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_native_info_by_idx retrieves the native HDF5-specific metadata for an HDF5 object, identifying the object by an index position. Native HDF5-specific metadata includes things like object header information and object storage layout information.

Parameters
loc_idIN: File or group identifier
group_nameIN: Name of group, relative to loc_id, in which object is located
idx_typeIN: Type of index by which objects are ordered
orderIN: Order of iteration within index
nIN: Object to open
fieldsIN: Object fields to select
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_native_info_by_idx() [2/2]

static H5O_native_info_t H5Oget_native_info_by_idx ( long  loc_id,
String  group_name,
int  idx_type,
int  order,
long  n,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_native_info_by_idx retrieves the native HDF5-specific metadata for an HDF5 object, identifying the object by an index position. Native HDF5-specific metadata includes things like object header information and object storage layout information.

Parameters
loc_idIN: File or group identifier
group_nameIN: Name of group, relative to loc_id, in which object is located
idx_typeIN: Type of index by which objects are ordered
orderIN: Order of iteration within index
nIN: Object to open
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_native_info_by_name() [1/2]

static synchronized native H5O_native_info_t H5Oget_native_info_by_name ( long  loc_id,
String  name,
int  fields,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_native_info_by_name retrieves the native HDF5-specific metadata for an HDF5 object, identifying the object by location and relative name. Native HDF5-specific metadata includes things like object header information and object storage layout information.

Parameters
loc_idIN: File or group identifier specifying location of group in which object is located
nameIN: Relative name of group
fieldsIN: Object fields to select
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oget_native_info_by_name() [2/2]

static H5O_native_info_t H5Oget_native_info_by_name ( long  loc_id,
String  name,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oget_native_info_by_name retrieves the native HDF5-specific metadata for an HDF5 object, identifying the object by location and relative name. Native HDF5-specific metadata includes things like object header information and object storage layout information.

Parameters
loc_idIN: File or group identifier specifying location of group in which object is located
nameIN: Relative name of group
lapl_idIN: Access property list identifier for the link pointing to the object (Not currently used; pass as H5P_DEFAULT.)
Returns
object information
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oincr_refcount()

static synchronized native void H5Oincr_refcount ( long  object_id) throws HDF5LibraryException
static

H5Oincr_refcount increments the hard link reference count for an object.

Parameters
object_idIN: Object identifier
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Olink()

static synchronized native void H5Olink ( long  obj_id,
long  new_loc_id,
String  new_name,
long  lcpl_id,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Olink creates a new hard link to an object in an HDF5 file.

Parameters
obj_idIN: Object to be linked.
new_loc_idIN: File or group identifier specifying location at which object is to be linked.
new_nameIN: Relative name of link to be created.
lcpl_idIN: Link creation property list identifier.
lapl_idIN: Access property list identifier.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oopen()

static long H5Oopen ( long  loc_id,
String  name,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oopen opens a group, dataset, or named datatype specified by a location and a path name.

Parameters
loc_idIN: File or group identifier
nameIN: Relative path to the object
lapl_idIN: Access property list identifier for the link pointing to the object
Returns
an object identifier for the opened object
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Oopen_by_idx()

static long H5Oopen_by_idx ( long  loc_id,
String  group_name,
int  idx_type,
int  order,
long  n,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oopen_by_idx opens the nth object in the group specified.

Parameters
loc_idIN: File or group identifier
group_nameIN: Name of group, relative to loc_id, in which object is located
idx_typeIN: Type of index by which objects are ordered
orderIN: Order of iteration within index
nIN: Object to open
lapl_idIN: Access property list identifier for the link pointing to the object
Returns
an object identifier for the opened object
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptiongroup_name is null.

◆ H5Oopen_by_token()

static long H5Oopen_by_token ( long  loc_id,
H5O_token_t  token 
) throws HDF5LibraryException
static

H5Oopen_by_token opens a group, dataset, or named datatype using its object token within an HDF5 file.

Parameters
loc_idIN: File or group identifier
tokenIN: Object's token in the file
Returns
an object identifier for the opened object
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Orefresh()

static synchronized native void H5Orefresh ( long  object_id) throws HDF5LibraryException
static

H5Orefresh causes all buffers associated with an object to be cleared and immediately re-loaded with updated contents from disk. This function essentially closes the object, evicts all metadata associated with it from the cache, and then re-opens the object. The reopened object is automatically re-registered with the same ID. object_id can be any named object associated with an HDF5 file including a dataset, a group, or a committed datatype.

Parameters
object_idIN: Identifier of the object to be refreshed.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.

◆ H5Oset_comment()

static synchronized native void H5Oset_comment ( long  obj_id,
String  comment 
) throws HDF5LibraryException
static

H5Oset_comment sets the comment for the specified object.

Parameters
obj_idIN: Identifier of the target object
commentIN: The new comment.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
Deprecated:
As of HDF5 1.8 in favor of object attributes.

◆ H5Oset_comment_by_name()

static synchronized native void H5Oset_comment_by_name ( long  loc_id,
String  name,
String  comment,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Oset_comment_by_name sets the comment for the specified object.

Parameters
loc_idIN: Identifier of a file, group, dataset, or named datatype.
nameIN: Relative name of the object whose comment is to be set or reset.
commentIN: The new comment.
lapl_idIN: Link access property list identifier.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.
Deprecated:
As of HDF5 1.8 in favor of object attributes.

◆ H5Ovisit() [1/2]

static int H5Ovisit ( long  obj_id,
int  idx_type,
int  order,
H5O_iterate_t  op,
H5O_iterate_opdata_t  op_data 
) throws HDF5LibraryException, NullPointerException
static

H5Ovisit recursively visits all objects accessible from a specified object.

Parameters
obj_idIN: Identifier of the object at which the recursive iteration begins.
idx_typeIN: Type of index
orderIN: Order of iteration within index
opIN: Callback function passing data regarding the object to the calling application
op_dataIN: User-defined pointer to data required by the application for its processing of the object
Returns
returns the return value of the first operator that returns a positive value, or zero if all members were processed with no operator returning non-zero.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Ovisit() [2/2]

static synchronized native int H5Ovisit ( long  obj_id,
int  idx_type,
int  order,
H5O_iterate_t  op,
H5O_iterate_opdata_t  op_data,
int  fields 
) throws HDF5LibraryException, NullPointerException
static

H5Ovisit recursively visits all objects accessible from a specified object.

Parameters
obj_idIN: Identifier of the object at which the recursive iteration begins.
idx_typeIN: Type of index
orderIN: Order of iteration within index
opIN: Callback function passing data regarding the object to the calling application
op_dataIN: User-defined pointer to data required by the application for its processing of the object
fieldsIN: Object fields to select
Returns
returns the return value of the first operator that returns a positive value, or zero if all members were processed with no operator returning non-zero.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Ovisit_by_name() [1/2]

static synchronized native int H5Ovisit_by_name ( long  loc_id,
String  obj_name,
int  idx_type,
int  order,
H5O_iterate_t  op,
H5O_iterate_opdata_t  op_data,
int  fields,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Ovisit_by_name recursively visits all objects starting from a specified object.

Parameters
loc_idIN: File or group identifier
obj_nameIN: Relative path to the object
idx_typeIN: Type of index
orderIN: Order of iteration within index
opIN: Callback function passing data regarding the object to the calling application
op_dataIN: User-defined pointer to data required by the application for its processing of the object
fieldsIN: Object fields to select
lapl_idIN: Link access property list identifier
Returns
returns the return value of the first operator that returns a positive value, or zero if all members were processed with no operator returning non-zero.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.

◆ H5Ovisit_by_name() [2/2]

static int H5Ovisit_by_name ( long  loc_id,
String  obj_name,
int  idx_type,
int  order,
H5O_iterate_t  op,
H5O_iterate_opdata_t  op_data,
long  lapl_id 
) throws HDF5LibraryException, NullPointerException
static

H5Ovisit_by_name recursively visits all objects starting from a specified object.

Parameters
loc_idIN: File or group identifier
obj_nameIN: Relative path to the object
idx_typeIN: Type of index
orderIN: Order of iteration within index
opIN: Callback function passing data regarding the object to the calling application
op_dataIN: User-defined pointer to data required by the application for its processing of the object
lapl_idIN: Link access property list identifier
Returns
returns the return value of the first operator that returns a positive value, or zero if all members were processed with no operator returning non-zero.
Exceptions
HDF5LibraryExceptionError from the HDF5 Library.
NullPointerExceptionname is null.