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<div class="header">
  <div class="summary">
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle"><div class="title">Java Reference (H5R) Interface</div></div>
</div><!--header-->
<div class="contents">
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="group___h5_r.html">References (H5R)</a>, C-API</dd>
<dd>
<a class="el" href="_h5_r__u_g.html">The HDF5 References</a>, User Guide </dd></dl>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga0c293cc84883e1e6a53c730ae6c75e00" id="r_ga0c293cc84883e1e6a53c730ae6c75e00"><td class="memItemLeft" align="right" valign="top">static synchronized byte[]&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga0c293cc84883e1e6a53c730ae6c75e00">H5Rcreate</a> (long loc_id, String name, int ref_type, long space_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException     </td></tr>
<tr class="separator:ga0c293cc84883e1e6a53c730ae6c75e00"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga9939e9a8fa78b7dac3088e06ab9c219f" id="r_ga9939e9a8fa78b7dac3088e06ab9c219f"><td class="memItemLeft" align="right" valign="top">static long&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga9939e9a8fa78b7dac3088e06ab9c219f">H5Rdereference</a> (long dataset, long access_list, int ref_type, byte[] ref)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException     </td></tr>
<tr class="separator:ga9939e9a8fa78b7dac3088e06ab9c219f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaa5d8164dbdcbbc5a2acf3fc83ad4ee73" id="r_gaa5d8164dbdcbbc5a2acf3fc83ad4ee73"><td class="memItemLeft" align="right" valign="top">static synchronized native long&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gaa5d8164dbdcbbc5a2acf3fc83ad4ee73">H5Rget_name</a> (long loc_id, int ref_type, byte[] ref, String[] name, long size)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
<tr class="separator:gaa5d8164dbdcbbc5a2acf3fc83ad4ee73"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga48c4d6cb9e011af084d3c8088b121ac5" id="r_ga48c4d6cb9e011af084d3c8088b121ac5"><td class="memItemLeft" align="right" valign="top">static synchronized native String&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga48c4d6cb9e011af084d3c8088b121ac5">H5Rget_name_string</a> (long loc_id, int ref_type, byte[] ref)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
<tr class="separator:ga48c4d6cb9e011af084d3c8088b121ac5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab6198a7c48056fccbc00e7f54505a90a" id="r_gab6198a7c48056fccbc00e7f54505a90a"><td class="memItemLeft" align="right" valign="top">static synchronized native int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gab6198a7c48056fccbc00e7f54505a90a">H5Rget_obj_type</a> (long loc_id, int ref_type, byte ref[])  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
<tr class="separator:gab6198a7c48056fccbc00e7f54505a90a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga343e95a84217aa129f141f66e03707d8" id="r_ga343e95a84217aa129f141f66e03707d8"><td class="memItemLeft" align="right" valign="top">static long&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga343e95a84217aa129f141f66e03707d8">H5Rget_region</a> (long loc_id, int ref_type, byte[] ref)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException     </td></tr>
<tr class="separator:ga343e95a84217aa129f141f66e03707d8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga260d3214179d4f7f04f70c86afc8be1c" id="r_ga260d3214179d4f7f04f70c86afc8be1c"><td class="memItemLeft" align="right" valign="top">static synchronized native byte[]&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga260d3214179d4f7f04f70c86afc8be1c">H5Rcreate_object</a> (long loc_id, String name, long access_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
<tr class="separator:ga260d3214179d4f7f04f70c86afc8be1c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga28b6d313acad26157a83ab8b154f993a" id="r_ga28b6d313acad26157a83ab8b154f993a"><td class="memItemLeft" align="right" valign="top">static synchronized native byte[]&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga28b6d313acad26157a83ab8b154f993a">H5Rcreate_region</a> (long loc_id, String name, long space_id, long access_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
<tr class="separator:ga28b6d313acad26157a83ab8b154f993a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gabc8d570a99360c15c31758693ad78efd" id="r_gabc8d570a99360c15c31758693ad78efd"><td class="memItemLeft" align="right" valign="top">static synchronized native byte[]&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gabc8d570a99360c15c31758693ad78efd">H5Rcreate_attr</a> (long loc_id, String name, String attr_name, long access_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
<tr class="separator:gabc8d570a99360c15c31758693ad78efd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaff067224b53590548c56508a5a7ecfb5" id="r_gaff067224b53590548c56508a5a7ecfb5"><td class="memItemLeft" align="right" valign="top">static synchronized native void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gaff067224b53590548c56508a5a7ecfb5">H5Rdestroy</a> (byte[] ref_ptr)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:gab424b2b5016eeb166d92effbc1b2e0da" id="r_gab424b2b5016eeb166d92effbc1b2e0da"><td class="memItemLeft" align="right" valign="top">static synchronized native int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gab424b2b5016eeb166d92effbc1b2e0da">H5Rget_type</a> (byte[] ref_ptr)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:ga69c31372a42b4989fb52fbd72c232259" id="r_ga69c31372a42b4989fb52fbd72c232259"><td class="memItemLeft" align="right" valign="top">static synchronized native boolean&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga69c31372a42b4989fb52fbd72c232259">H5Requal</a> (byte[] ref1_ptr, byte[] ref2_ptr)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:gae07e8b6bf089d478b3e714dc2bf6831a" id="r_gae07e8b6bf089d478b3e714dc2bf6831a"><td class="memItemLeft" align="right" valign="top">static synchronized native byte[]&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gae07e8b6bf089d478b3e714dc2bf6831a">H5Rcopy</a> (byte[] src_ref_ptr)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:gad8f49dcf2c74cd4320898f131414fcef" id="r_gad8f49dcf2c74cd4320898f131414fcef"><td class="memItemLeft" align="right" valign="top">static long&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gad8f49dcf2c74cd4320898f131414fcef">H5Ropen_object</a> (byte[] ref_ptr, long rapl_id, long oapl_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException     </td></tr>
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<tr class="memitem:ga9813a791d5650c6ee494c79cd15ac717" id="r_ga9813a791d5650c6ee494c79cd15ac717"><td class="memItemLeft" align="right" valign="top">static long&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga9813a791d5650c6ee494c79cd15ac717">H5Ropen_region</a> (byte[] ref_ptr, long rapl_id, long oapl_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException     </td></tr>
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<tr class="memitem:gabca49bfdf0111ba8e272e169ece85049" id="r_gabca49bfdf0111ba8e272e169ece85049"><td class="memItemLeft" align="right" valign="top">static long&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gabca49bfdf0111ba8e272e169ece85049">H5Ropen_attr</a> (byte[] ref_ptr, long rapl_id, long aapl_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException     </td></tr>
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<tr class="memitem:gade781b210eee63200593a386fd21ac7a" id="r_gade781b210eee63200593a386fd21ac7a"><td class="memItemLeft" align="right" valign="top">static synchronized native int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gade781b210eee63200593a386fd21ac7a">H5Rget_obj_type3</a> (byte[] ref_ptr, long rapl_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:ga3000a3fec3972866977a80efe45f780e" id="r_ga3000a3fec3972866977a80efe45f780e"><td class="memItemLeft" align="right" valign="top">static synchronized native String&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga3000a3fec3972866977a80efe45f780e">H5Rget_file_name</a> (byte[] ref_ptr)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:ga2c9e2580f84254da73ba10daecc10e6a" id="r_ga2c9e2580f84254da73ba10daecc10e6a"><td class="memItemLeft" align="right" valign="top">static synchronized native String&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga2c9e2580f84254da73ba10daecc10e6a">H5Rget_obj_name</a> (byte[] ref_ptr, long rapl_id)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<tr class="memitem:ga051018b5764887581872a12eb616d2de" id="r_ga051018b5764887581872a12eb616d2de"><td class="memItemLeft" align="right" valign="top">static synchronized native String&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga051018b5764887581872a12eb616d2de">H5Rget_attr_name</a> (byte[] ref_ptr)  throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td></tr>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#gae07e8b6bf089d478b3e714dc2bf6831a">&#9670;&#160;</a></span>H5Rcopy()</h2>

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          <td class="memname">static synchronized native byte[] H5Rcopy </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>src_ref_ptr</em></span></td><td>)</td>
          <td> throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rcopy creates a copy of an existing reference.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">src_ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a valid copy of the reference (byte[]) if successful.</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga0c293cc84883e1e6a53c730ae6c75e00">&#9670;&#160;</a></span>H5Rcreate()</h2>

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          <td class="memname">static synchronized byte[] H5Rcreate </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">String</td>          <td class="paramname"><span class="paramname"><em>name</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>ref_type</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>space_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
        </tr>
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<p>H5Rcreate creates the reference, ref, of the type specified in ref_type, pointing to the object name located at loc_id.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: Location identifier used to locate the object being pointed to. </td></tr>
    <tr><td class="paramname">name</td><td>IN: Name of object at location loc_id. </td></tr>
    <tr><td class="paramname">ref_type</td><td>IN: Type of reference. </td></tr>
    <tr><td class="paramname">space_id</td><td>IN: Dataspace identifier with selection.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>the reference (byte[]) if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gabc8d570a99360c15c31758693ad78efd">&#9670;&#160;</a></span>H5Rcreate_attr()</h2>

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          <td class="memname">static synchronized native byte[] H5Rcreate_attr </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">String</td>          <td class="paramname"><span class="paramname"><em>name</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">String</td>          <td class="paramname"><span class="paramname"><em>attr_name</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>access_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rcreate_attr creates the reference, pointing to the attribute named attr name and attached to the object named name located at loc id.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: Location identifier used to locate the object being pointed to. </td></tr>
    <tr><td class="paramname">name</td><td>IN: Name of object at location loc_id. </td></tr>
    <tr><td class="paramname">attr_name</td><td>IN: Name of the attribute within the object. </td></tr>
    <tr><td class="paramname">access_id</td><td>IN: Object access identifier to the object being pointed to.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>the reference (byte[]) if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ga260d3214179d4f7f04f70c86afc8be1c">&#9670;&#160;</a></span>H5Rcreate_object()</h2>

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          <td class="memname">static synchronized native byte[] H5Rcreate_object </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">String</td>          <td class="paramname"><span class="paramname"><em>name</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>access_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rcreate_object creates a reference pointing to the object named name located at loc id.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: Location identifier used to locate the object being pointed to. </td></tr>
    <tr><td class="paramname">name</td><td>IN: Name of object at location loc_id. </td></tr>
    <tr><td class="paramname">access_id</td><td>IN: Object access identifier to the object being pointed to.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>the reference (byte[]) if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga28b6d313acad26157a83ab8b154f993a">&#9670;&#160;</a></span>H5Rcreate_region()</h2>

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          <td class="memname">static synchronized native byte[] H5Rcreate_region </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">String</td>          <td class="paramname"><span class="paramname"><em>name</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>space_id</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>access_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
        </tr>
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<p>H5Rcreate_region creates the reference, pointing to the region represented by space id within the object named name located at loc id.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: Location identifier used to locate the object being pointed to. </td></tr>
    <tr><td class="paramname">name</td><td>IN: Name of object at location loc_id. </td></tr>
    <tr><td class="paramname">space_id</td><td>IN: Identifies the dataset region that a dataset region reference points to. </td></tr>
    <tr><td class="paramname">access_id</td><td>IN: Object access identifier to the object being pointed to.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>the reference (byte[]) if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga9939e9a8fa78b7dac3088e06ab9c219f">&#9670;&#160;</a></span>H5Rdereference()</h2>

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          <td class="memname">static long H5Rdereference </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>dataset</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>access_list</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>ref_type</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
        </tr>
      </table>
  </td>
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<p>Given a reference to some object, H5Rdereference opens that object and return an identifier.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">dataset</td><td>IN: Dataset containing reference object. </td></tr>
    <tr><td class="paramname">access_list</td><td>IN: Property list of the object being referenced. </td></tr>
    <tr><td class="paramname">ref_type</td><td>IN: The reference type of ref. </td></tr>
    <tr><td class="paramname">ref</td><td>IN: reference to an object</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>valid identifier if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>output array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>output array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gaff067224b53590548c56508a5a7ecfb5">&#9670;&#160;</a></span>H5Rdestroy()</h2>

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          <td class="memname">static synchronized native void H5Rdestroy </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em></span></td><td>)</td>
          <td> throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rdestroy destroys a reference and releases resources.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object.</td></tr>
  </table>
  </dd>
</dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga69c31372a42b4989fb52fbd72c232259">&#9670;&#160;</a></span>H5Requal()</h2>

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          <td class="memname">static synchronized native boolean H5Requal </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref1_ptr</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref2_ptr</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Requal determines whether two references point to the same object, region or attribute.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref1_ptr</td><td>IN: Reference to an object, region or attribute attached to an object. </td></tr>
    <tr><td class="paramname">ref2_ptr</td><td>IN: Reference to an object, region or attribute attached to an object.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true if equal, else false</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga051018b5764887581872a12eb616d2de">&#9670;&#160;</a></span>H5Rget_attr_name()</h2>

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          <td class="memname">static synchronized native String H5Rget_attr_name </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em></span></td><td>)</td>
          <td> throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_attr_name retrieves the attribute name for the object, region or attribute reference pointed to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the attribute name of the reference</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga3000a3fec3972866977a80efe45f780e">&#9670;&#160;</a></span>H5Rget_file_name()</h2>

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          <td class="memname">static synchronized native String H5Rget_file_name </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em></span></td><td>)</td>
          <td> throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_file_name retrieves the file name for the object, region or attribute reference pointed to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the file name of the reference</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gaa5d8164dbdcbbc5a2acf3fc83ad4ee73">&#9670;&#160;</a></span>H5Rget_name()</h2>

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          <td class="memname">static synchronized native long H5Rget_name </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
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          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>ref_type</em>, </span></td>
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          <td class="paramkey"></td>
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          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref</em>, </span></td>
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          <td class="paramtype">String[]</td>          <td class="paramname"><span class="paramname"><em>name</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>size</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_name retrieves a name for the object identified by ref.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: Identifier for the dataset containing the reference or for the group that dataset is in. </td></tr>
    <tr><td class="paramname">ref_type</td><td>IN: Type of reference. </td></tr>
    <tr><td class="paramname">ref</td><td>IN: An object or dataset region reference. </td></tr>
    <tr><td class="paramname">name</td><td>OUT: A name associated with the referenced object or dataset region. </td></tr>
    <tr><td class="paramname">size</td><td>IN: The size of the name buffer.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the length of the name if successful, returning 0 (zero) if no name is associated with the identifier. Otherwise returns a negative value.</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>size is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>Argument is illegal. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga48c4d6cb9e011af084d3c8088b121ac5">&#9670;&#160;</a></span>H5Rget_name_string()</h2>

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          <td class="memname">static synchronized native String H5Rget_name_string </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
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          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>ref_type</em>, </span></td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_name_string retrieves a name for the object identified by ref.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: Identifier for the dataset containing the reference or for the group that dataset is in. </td></tr>
    <tr><td class="paramname">ref_type</td><td>IN: Type of reference. </td></tr>
    <tr><td class="paramname">ref</td><td>IN: An object or dataset region reference.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the name if successful, returning null if no name is associated with the identifier.</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>size is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>Argument is illegal. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga2c9e2580f84254da73ba10daecc10e6a">&#9670;&#160;</a></span>H5Rget_obj_name()</h2>

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          <td class="memname">static synchronized native String H5Rget_obj_name </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>rapl_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_obj_name retrieves the object name for the object, region or attribute reference pointed to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object. </td></tr>
    <tr><td class="paramname">rapl_id</td><td>IN: A reference access property list identifier for the reference. The access property list can be used to access external files that the reference points to (through a file access property list).</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the object name of the reference</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gab6198a7c48056fccbc00e7f54505a90a">&#9670;&#160;</a></span>H5Rget_obj_type()</h2>

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          <td class="memname">static synchronized native int H5Rget_obj_type </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
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          <td class="paramtype">byte</td>          <td class="paramname"><span class="paramname"><em>ref</em>[]</span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_obj_type Given a reference to an object ref, H5Rget_obj_type returns the type of the object pointed to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: loc_id of the reference object. </td></tr>
    <tr><td class="paramname">ref_type</td><td>IN: Type of reference to query. </td></tr>
    <tr><td class="paramname">ref</td><td>IN: the reference</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the object type</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gade781b210eee63200593a386fd21ac7a">&#9670;&#160;</a></span>H5Rget_obj_type3()</h2>

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          <td class="memname">static synchronized native int H5Rget_obj_type3 </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>rapl_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget obj type3 retrieves the type of the referenced object pointed to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object. </td></tr>
    <tr><td class="paramname">rapl_id</td><td>IN: A reference access property list identifier for the reference. The access property list can be used to access external files that the reference points to (through a file access property list).</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns the object type</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga343e95a84217aa129f141f66e03707d8">&#9670;&#160;</a></span>H5Rget_region()</h2>

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          <td class="memname">static long H5Rget_region </td>
          <td>(</td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>loc_id</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int</td>          <td class="paramname"><span class="paramname"><em>ref_type</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
        </tr>
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<p>Given a reference to an object ref, H5Rget_region creates a copy of the dataspace of the dataset pointed to and defines a selection in the copy which is the region pointed to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">loc_id</td><td>IN: loc_id of the reference object. </td></tr>
    <tr><td class="paramname">ref_type</td><td>IN: The reference type of ref. </td></tr>
    <tr><td class="paramname">ref</td><td>OUT: the reference to the object and region</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a valid identifier if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gab424b2b5016eeb166d92effbc1b2e0da">&#9670;&#160;</a></span>H5Rget_type()</h2>

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          <td class="memname">static synchronized native int H5Rget_type </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em></span></td><td>)</td>
          <td> throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Rget_type retrieves the type of a reference.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a valid reference type if successful; otherwise returns H5R UNKNOWN.</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gabca49bfdf0111ba8e272e169ece85049">&#9670;&#160;</a></span>H5Ropen_attr()</h2>

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          <td class="memname">static long H5Ropen_attr </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>rapl_id</em>, </span></td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>aapl_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Ropen_attr opens the attribute attached to the object and returns an identifier. The attribute opened with this function should be closed with H5Aclose when it is no longer needed so that resource leaks will not develop.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object. </td></tr>
    <tr><td class="paramname">rapl_id</td><td>IN: A reference access property list identifier for the reference. The access property list can be used to access external files that the reference points to (through a file access property list). </td></tr>
    <tr><td class="paramname">aapl_id</td><td>IN: An attribute access property list identifier for the reference. The access property property list must be of the same type as the object being referenced, that is a group or dataset property list.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a valid attribute identifier if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gad8f49dcf2c74cd4320898f131414fcef">&#9670;&#160;</a></span>H5Ropen_object()</h2>

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          <td class="memname">static long H5Ropen_object </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>rapl_id</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>oapl_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
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<p>H5Ropen_object opens that object and returns an identifier. The object opened with this function should be closed when it is no longer needed so that resource leaks will not develop. Use the appropriate close function such as H5Oclose or H5Dclose for datasets.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object. </td></tr>
    <tr><td class="paramname">rapl_id</td><td>IN: A reference access property list identifier for the reference. The access property list can be used to access external files that the reference points to (through a file access property list). </td></tr>
    <tr><td class="paramname">oapl_id</td><td>IN: An object access property list identifier for the reference. The access property property list must be of the same type as the object being referenced, that is a group or dataset property list.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a valid identifier if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga9813a791d5650c6ee494c79cd15ac717">&#9670;&#160;</a></span>H5Ropen_region()</h2>

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          <td class="memname">static long H5Ropen_region </td>
          <td>(</td>
          <td class="paramtype">byte[]</td>          <td class="paramname"><span class="paramname"><em>ref_ptr</em>, </span></td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>rapl_id</em>, </span></td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long</td>          <td class="paramname"><span class="paramname"><em>oapl_id</em></span>&#160;) throws <a class="el" href="classhdf_1_1hdf5lib_1_1exceptions_1_1_h_d_f5_library_exception.html">HDF5LibraryException</a>, NullPointerException, IllegalArgumentException</td>
        </tr>
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<p>H5Ropen region creates a copy of the dataspace of the dataset pointed to by a region reference, ref ptr, and defines a selection matching the selection pointed to by ref ptr within the dataspace copy. Use H5Sclose to release the dataspace identifier returned by this function when the identifier is no longer needed.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">ref_ptr</td><td>IN: Reference to an object, region or attribute attached to an object. </td></tr>
    <tr><td class="paramname">rapl_id</td><td>IN: A reference access property list identifier for the reference. The access property list can be used to access external files that the reference points to (through a file access property list). </td></tr>
    <tr><td class="paramname">oapl_id</td><td>IN: An object access property list identifier for the reference. The access property property list must be of the same type as the object being referenced, that is a group or dataset property list.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a valid dataspace identifier if successful</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
  <table class="exception">
    <tr><td class="paramname">HDF5LibraryException</td><td>Error from the HDF5 Library. </td></tr>
    <tr><td class="paramname">NullPointerException</td><td>an input array is null. </td></tr>
    <tr><td class="paramname">IllegalArgumentException</td><td>an input array is invalid. </td></tr>
  </table>
  </dd>
</dl>

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