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<li class="navelem"><a class="el" href="namespaceicu.html">icu</a></li><li class="navelem"><a class="el" href="classicu_1_1CheckedArrayByteSink.html">CheckedArrayByteSink</a></li> </ul>
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<div class="title">icu::CheckedArrayByteSink Class Reference</div> </div>
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<p>Implementation of <a class="el" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes. ">ByteSink</a> that writes to a flat byte array, with bounds-checking: This sink will not write more than capacity bytes to outbuf.
<a href="classicu_1_1CheckedArrayByteSink.html#details">More...</a></p>
<p><code>#include <<a class="el" href="bytestream_8h_source.html">bytestream.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for icu::CheckedArrayByteSink:</div>
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<img src="classicu_1_1CheckedArrayByteSink.png" usemap="#icu::CheckedArrayByteSink_map" alt=""/>
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<area href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes. " alt="icu::ByteSink" shape="rect" coords="0,56,167,80"/>
<area href="classicu_1_1UMemory.html" title="UMemory is the common ICU base class. " alt="icu::UMemory" shape="rect" coords="0,0,167,24"/>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a2ad2fd80f945eb971384e704a24a4da4"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#a2ad2fd80f945eb971384e704a24a4da4">CheckedArrayByteSink</a> (char *outbuf, int32_t capacity)</td></tr>
<tr class="memdesc:a2ad2fd80f945eb971384e704a24a4da4"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a <a class="el" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes. ">ByteSink</a> that will write to outbuf[0..capacity-1]. <a href="#a2ad2fd80f945eb971384e704a24a4da4">More...</a><br/></td></tr>
<tr class="separator:a2ad2fd80f945eb971384e704a24a4da4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2f00ab1d8ddcd922c65449ebb435bc04"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#a2f00ab1d8ddcd922c65449ebb435bc04">~CheckedArrayByteSink</a> ()</td></tr>
<tr class="memdesc:a2f00ab1d8ddcd922c65449ebb435bc04"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="#a2f00ab1d8ddcd922c65449ebb435bc04">More...</a><br/></td></tr>
<tr class="separator:a2f00ab1d8ddcd922c65449ebb435bc04"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abba65c7ce58ff4932a445660d6d6946e"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classicu_1_1CheckedArrayByteSink.html">CheckedArrayByteSink</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#abba65c7ce58ff4932a445660d6d6946e">Reset</a> ()</td></tr>
<tr class="memdesc:abba65c7ce58ff4932a445660d6d6946e"><td class="mdescLeft"> </td><td class="mdescRight">Returns the sink to its original state, without modifying the buffer. <a href="#abba65c7ce58ff4932a445660d6d6946e">More...</a><br/></td></tr>
<tr class="separator:abba65c7ce58ff4932a445660d6d6946e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa927725da1eec2f646f7be734d4d4c06"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#aa927725da1eec2f646f7be734d4d4c06">Append</a> (const char *bytes, int32_t n)</td></tr>
<tr class="memdesc:aa927725da1eec2f646f7be734d4d4c06"><td class="mdescLeft"> </td><td class="mdescRight">Append "bytes[0,n-1]" to this. <a href="#aa927725da1eec2f646f7be734d4d4c06">More...</a><br/></td></tr>
<tr class="separator:aa927725da1eec2f646f7be734d4d4c06"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a20f2bd9b3666a6fcb9782a0015bc6c42"><td class="memItemLeft" align="right" valign="top">virtual char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#a20f2bd9b3666a6fcb9782a0015bc6c42">GetAppendBuffer</a> (int32_t min_capacity, int32_t desired_capacity_hint, char *scratch, int32_t scratch_capacity, int32_t *result_capacity)</td></tr>
<tr class="memdesc:a20f2bd9b3666a6fcb9782a0015bc6c42"><td class="mdescLeft"> </td><td class="mdescRight">Returns a writable buffer for appending and writes the buffer's capacity to *result_capacity. <a href="#a20f2bd9b3666a6fcb9782a0015bc6c42">More...</a><br/></td></tr>
<tr class="separator:a20f2bd9b3666a6fcb9782a0015bc6c42"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a855275c60617b7c4732a12058e490331"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#a855275c60617b7c4732a12058e490331">NumberOfBytesWritten</a> () const </td></tr>
<tr class="memdesc:a855275c60617b7c4732a12058e490331"><td class="mdescLeft"> </td><td class="mdescRight">Returns the number of bytes actually written to the sink. <a href="#a855275c60617b7c4732a12058e490331">More...</a><br/></td></tr>
<tr class="separator:a855275c60617b7c4732a12058e490331"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad14f1783aa30e2cea50ce063d26f37af"><td class="memItemLeft" align="right" valign="top"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#ad14f1783aa30e2cea50ce063d26f37af">Overflowed</a> () const </td></tr>
<tr class="memdesc:ad14f1783aa30e2cea50ce063d26f37af"><td class="mdescLeft"> </td><td class="mdescRight">Returns true if any bytes were discarded, i.e., if there was an attempt to write more than 'capacity' bytes. <a href="#ad14f1783aa30e2cea50ce063d26f37af">More...</a><br/></td></tr>
<tr class="separator:ad14f1783aa30e2cea50ce063d26f37af"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3e70bb360869780ab3252b45ff1ea4d3"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1CheckedArrayByteSink.html#a3e70bb360869780ab3252b45ff1ea4d3">NumberOfBytesAppended</a> () const </td></tr>
<tr class="memdesc:a3e70bb360869780ab3252b45ff1ea4d3"><td class="mdescLeft"> </td><td class="mdescRight">Returns the number of bytes appended to the sink. <a href="#a3e70bb360869780ab3252b45ff1ea4d3">More...</a><br/></td></tr>
<tr class="separator:a3e70bb360869780ab3252b45ff1ea4d3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_classicu_1_1ByteSink"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classicu_1_1ByteSink')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classicu_1_1ByteSink.html">icu::ByteSink</a></td></tr>
<tr class="memitem:ac3e9a257c1fd9e981bceb8f6981d9b6e inherit pub_methods_classicu_1_1ByteSink"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1ByteSink.html#ac3e9a257c1fd9e981bceb8f6981d9b6e">ByteSink</a> ()</td></tr>
<tr class="memdesc:ac3e9a257c1fd9e981bceb8f6981d9b6e inherit pub_methods_classicu_1_1ByteSink"><td class="mdescLeft"> </td><td class="mdescRight">Default constructor. <a href="#ac3e9a257c1fd9e981bceb8f6981d9b6e">More...</a><br/></td></tr>
<tr class="separator:ac3e9a257c1fd9e981bceb8f6981d9b6e inherit pub_methods_classicu_1_1ByteSink"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aeea90b9a402f4446d493f7e6cc3361c0 inherit pub_methods_classicu_1_1ByteSink"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1ByteSink.html#aeea90b9a402f4446d493f7e6cc3361c0">~ByteSink</a> ()</td></tr>
<tr class="memdesc:aeea90b9a402f4446d493f7e6cc3361c0 inherit pub_methods_classicu_1_1ByteSink"><td class="mdescLeft"> </td><td class="mdescRight">Virtual destructor. <a href="#aeea90b9a402f4446d493f7e6cc3361c0">More...</a><br/></td></tr>
<tr class="separator:aeea90b9a402f4446d493f7e6cc3361c0 inherit pub_methods_classicu_1_1ByteSink"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad8b12cabefa31cfcdd1dc166a9f829f2 inherit pub_methods_classicu_1_1ByteSink"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1ByteSink.html#ad8b12cabefa31cfcdd1dc166a9f829f2">Flush</a> ()</td></tr>
<tr class="memdesc:ad8b12cabefa31cfcdd1dc166a9f829f2 inherit pub_methods_classicu_1_1ByteSink"><td class="mdescLeft"> </td><td class="mdescRight">Flush internal buffers. <a href="#ad8b12cabefa31cfcdd1dc166a9f829f2">More...</a><br/></td></tr>
<tr class="separator:ad8b12cabefa31cfcdd1dc166a9f829f2 inherit pub_methods_classicu_1_1ByteSink"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Implementation of <a class="el" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes. ">ByteSink</a> that writes to a flat byte array, with bounds-checking: This sink will not write more than capacity bytes to outbuf. </p>
<p>If more than capacity bytes are <a class="el" href="classicu_1_1CheckedArrayByteSink.html#aa927725da1eec2f646f7be734d4d4c06" title="Append "bytes[0,n-1]" to this. ">Append()</a>ed, then excess bytes are ignored, and <a class="el" href="classicu_1_1CheckedArrayByteSink.html#ad14f1783aa30e2cea50ce063d26f37af" title="Returns true if any bytes were discarded, i.e., if there was an attempt to write more than 'capacity'...">Overflowed()</a> will return true. Overflow does not cause a runtime error. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000050">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Definition at line <a class="el" href="bytestream_8h_source.html#l00143">143</a> of file <a class="el" href="bytestream_8h_source.html">bytestream.h</a>.</p>
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">icu::CheckedArrayByteSink::CheckedArrayByteSink </td>
<td>(</td>
<td class="paramtype">char * </td>
<td class="paramname"><em>outbuf</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t </td>
<td class="paramname"><em>capacity</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>Constructs a <a class="el" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes. ">ByteSink</a> that will write to outbuf[0..capacity-1]. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">outbuf</td><td>buffer to write to </td></tr>
<tr><td class="paramname">capacity</td><td>size of the buffer </td></tr>
</table>
</dd>
</dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000057">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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</div>
<a class="anchor" id="a2f00ab1d8ddcd922c65449ebb435bc04"></a>
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<td class="memname">virtual icu::CheckedArrayByteSink::~CheckedArrayByteSink </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
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</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Destructor. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000058">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">virtual void icu::CheckedArrayByteSink::Append </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>bytes</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t </td>
<td class="paramname"><em>n</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Append "bytes[0,n-1]" to this. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bytes</td><td>the pointer to the bytes </td></tr>
<tr><td class="paramname">n</td><td>the number of bytes; must be non-negative </td></tr>
</table>
</dd>
</dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000060">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Implements <a class="el" href="classicu_1_1ByteSink.html#a61fe994281322e8a3e3ed2e50c910e41">icu::ByteSink</a>.</p>
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<td class="memname">virtual char* icu::CheckedArrayByteSink::GetAppendBuffer </td>
<td>(</td>
<td class="paramtype">int32_t </td>
<td class="paramname"><em>min_capacity</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t </td>
<td class="paramname"><em>desired_capacity_hint</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">char * </td>
<td class="paramname"><em>scratch</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t </td>
<td class="paramname"><em>scratch_capacity</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t * </td>
<td class="paramname"><em>result_capacity</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Returns a writable buffer for appending and writes the buffer's capacity to *result_capacity. </p>
<p>For details see the base class documentation. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">min_capacity</td><td>required minimum capacity of the returned buffer; must be non-negative </td></tr>
<tr><td class="paramname">desired_capacity_hint</td><td>desired capacity of the returned buffer; must be non-negative </td></tr>
<tr><td class="paramname">scratch</td><td>default caller-owned buffer </td></tr>
<tr><td class="paramname">scratch_capacity</td><td>capacity of the scratch buffer </td></tr>
<tr><td class="paramname">result_capacity</td><td>pointer to an integer which will be set to the capacity of the returned buffer </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>a buffer with *result_capacity>=min_capacity </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000061">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Reimplemented from <a class="el" href="classicu_1_1ByteSink.html#a391838e3698a0132097ff2877565aaee">icu::ByteSink</a>.</p>
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<td class="memname">int32_t icu::CheckedArrayByteSink::NumberOfBytesAppended </td>
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<p>Returns the number of bytes appended to the sink. </p>
<p>If <a class="el" href="classicu_1_1CheckedArrayByteSink.html#ad14f1783aa30e2cea50ce063d26f37af" title="Returns true if any bytes were discarded, i.e., if there was an attempt to write more than 'capacity'...">Overflowed()</a> then <a class="el" href="classicu_1_1CheckedArrayByteSink.html#a3e70bb360869780ab3252b45ff1ea4d3" title="Returns the number of bytes appended to the sink. ">NumberOfBytesAppended()</a>><a class="el" href="classicu_1_1CheckedArrayByteSink.html#a855275c60617b7c4732a12058e490331" title="Returns the number of bytes actually written to the sink. ">NumberOfBytesWritten()</a> else they return the same number. </p>
<dl class="section return"><dt>Returns</dt><dd>number of bytes written to the buffer </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000064">Stable:</a></b></dt><dd>ICU 4.6 </dd></dl>
<p>Definition at line <a class="el" href="bytestream_8h_source.html#l00211">211</a> of file <a class="el" href="bytestream_8h_source.html">bytestream.h</a>.</p>
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<td class="memname">int32_t icu::CheckedArrayByteSink::NumberOfBytesWritten </td>
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<p>Returns the number of bytes actually written to the sink. </p>
<dl class="section return"><dt>Returns</dt><dd>number of bytes written to the buffer </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000062">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Definition at line <a class="el" href="bytestream_8h_source.html#l00196">196</a> of file <a class="el" href="bytestream_8h_source.html">bytestream.h</a>.</p>
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<td class="memname"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> icu::CheckedArrayByteSink::Overflowed </td>
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<p>Returns true if any bytes were discarded, i.e., if there was an attempt to write more than 'capacity' bytes. </p>
<dl class="section return"><dt>Returns</dt><dd>TRUE if more than 'capacity' bytes were <a class="el" href="classicu_1_1CheckedArrayByteSink.html#aa927725da1eec2f646f7be734d4d4c06" title="Append "bytes[0,n-1]" to this. ">Append()</a>ed </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000063">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Definition at line <a class="el" href="bytestream_8h_source.html#l00203">203</a> of file <a class="el" href="bytestream_8h_source.html">bytestream.h</a>.</p>
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<td class="memname">virtual <a class="el" href="classicu_1_1CheckedArrayByteSink.html">CheckedArrayByteSink</a>& icu::CheckedArrayByteSink::Reset </td>
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<p>Returns the sink to its original state, without modifying the buffer. </p>
<p>Useful for reusing both the buffer and the sink for multiple streams. Resets the state to <a class="el" href="classicu_1_1CheckedArrayByteSink.html#a855275c60617b7c4732a12058e490331" title="Returns the number of bytes actually written to the sink. ">NumberOfBytesWritten()</a>=<a class="el" href="classicu_1_1CheckedArrayByteSink.html#a3e70bb360869780ab3252b45ff1ea4d3" title="Returns the number of bytes appended to the sink. ">NumberOfBytesAppended()</a>=0 and <a class="el" href="classicu_1_1CheckedArrayByteSink.html#ad14f1783aa30e2cea50ce063d26f37af" title="Returns true if any bytes were discarded, i.e., if there was an attempt to write more than 'capacity'...">Overflowed()</a>=FALSE. </p>
<dl class="section return"><dt>Returns</dt><dd>*this </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000059">Stable:</a></b></dt><dd>ICU 4.6 </dd></dl>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="bytestream_8h_source.html">bytestream.h</a></li>
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