jdk-build-libs
/
json-c

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=11"/>
<meta name="generator" content="Doxygen 1.9.4"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>json-c: json_patch.h File Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr id="projectrow">
  <td id="projectalign">
   <div id="projectname">json-c<span id="projectnumber">&#160;0.18</span>
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.4 -->
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
$(function() {
  initMenu('',false,false,'search.php','Search');
});
/* @license-end */
</script>
<div id="main-nav"></div>
</div><!-- top -->
<div class="header">
  <div class="summary">
<a href="#nested-classes">Data Structures</a> &#124;
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle"><div class="title">json_patch.h File Reference</div></div>
</div><!--header-->
<div class="contents">

<p>JSON Patch (RFC 6902) implementation for manipulating JSON objects.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structjson__patch__error.html">json_patch_error</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><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:a134aaed1e732d029d34ce2d605f9ac8d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="printbuf_8h.html#a2a31d5c00f3a4712f2d5d62aee66344e">JSON_EXPORT</a> int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="json__patch_8h.html#a134aaed1e732d029d34ce2d605f9ac8d">json_patch_apply</a> (struct <a class="el" href="json__types_8h.html#af27907ced0f5a43409ad96430fe0f914">json_object</a> *copy_from, struct <a class="el" href="json__types_8h.html#af27907ced0f5a43409ad96430fe0f914">json_object</a> *patch, struct <a class="el" href="json__types_8h.html#af27907ced0f5a43409ad96430fe0f914">json_object</a> **base, struct <a class="el" href="structjson__patch__error.html">json_patch_error</a> *patch_error)</td></tr>
<tr class="separator:a134aaed1e732d029d34ce2d605f9ac8d"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p >JSON Patch (RFC 6902) implementation for manipulating JSON objects. </p>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="a134aaed1e732d029d34ce2d605f9ac8d" name="a134aaed1e732d029d34ce2d605f9ac8d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a134aaed1e732d029d34ce2d605f9ac8d">&#9670;&nbsp;</a></span>json_patch_apply()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="printbuf_8h.html#a2a31d5c00f3a4712f2d5d62aee66344e">JSON_EXPORT</a> int json_patch_apply </td>
          <td>(</td>
          <td class="paramtype">struct <a class="el" href="json__types_8h.html#af27907ced0f5a43409ad96430fe0f914">json_object</a> *&#160;</td>
          <td class="paramname"><em>copy_from</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">struct <a class="el" href="json__types_8h.html#af27907ced0f5a43409ad96430fe0f914">json_object</a> *&#160;</td>
          <td class="paramname"><em>patch</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">struct <a class="el" href="json__types_8h.html#af27907ced0f5a43409ad96430fe0f914">json_object</a> **&#160;</td>
          <td class="paramname"><em>base</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">struct <a class="el" href="structjson__patch__error.html">json_patch_error</a> *&#160;</td>
          <td class="paramname"><em>patch_error</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p >Apply the JSON patch to the base object. The patch object must be formatted as per RFC 6902, i.e. a json_type_array containing patch operations. If the patch is not correctly formatted, an error will be returned.</p>
<p >The json_object at *base will be modified in place. Exactly one of *base or copy_from must be non-NULL. If *base is NULL, a new copy of copy_from will allocated and populated using <a class="el" href="json__object_8h.html#aaac16505f13bc56accfad82604d8bcdc">json_object_deep_copy()</a>. In this case <a class="el" href="json__object_8h.html#afabf61f932cd64a4122ca8092452eed5">json_object_put()</a> <em>must</em> be used to free *base even if the overall patching operation fails.</p>
<p >If anything fails during patching a negative value will be returned, and patch_error (if non-NULL) will be populated with error details.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">base</td><td>a pointer to the JSON object which to patch </td></tr>
    <tr><td class="paramname">patch</td><td>the JSON object that describes the patch to be applied </td></tr>
    <tr><td class="paramname">copy_from</td><td>a JSON object to copy to *base </td></tr>
    <tr><td class="paramname">patch_error</td><td>optional, details about errors</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>negative if an error (or not found), or 0 if patch completely applied </dd></dl>

</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated on Sun Sep 15 2024 16:22:28 for json-c by&#160;<a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.4
</small></address>
</body>
</html>