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<title>Cupt: cupt::system::Worker Class Reference</title>
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<li class="navelem"><a class="el" href="namespacecupt.html">cupt</a></li><li class="navelem"><a class="el" href="namespacecupt_1_1system.html">system</a></li><li class="navelem"><a class="el" href="classcupt_1_1system_1_1Worker.html">Worker</a></li>  </ul>
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<a href="#nested-classes">Classes</a> &#124;
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<p>performs system modifications  
 <a href="classcupt_1_1system_1_1Worker.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="worker_8hpp_source.html">cupt/system/worker.hpp</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Classes</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="structcupt_1_1system_1_1Worker_1_1Action.html">Action</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">action types  <a href="structcupt_1_1system_1_1Worker_1_1Action.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structcupt_1_1system_1_1Worker_1_1ActionsPreview.html">ActionsPreview</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 name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a3311478dca0ecf4e4adcb2c4a461a7de"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a3311478dca0ecf4e4adcb2c4a461a7de">Worker</a> (const shared_ptr&lt; const <a class="el" href="classcupt_1_1Config.html">Config</a> &gt; &amp;config, const shared_ptr&lt; const <a class="el" href="classcupt_1_1Cache.html">Cache</a> &gt; &amp;cache)</td></tr>
<tr class="memdesc:a3311478dca0ecf4e4adcb2c4a461a7de"><td class="mdescLeft">&#160;</td><td class="mdescRight">constructor  <a href="#a3311478dca0ecf4e4adcb2c4a461a7de">More...</a><br /></td></tr>
<tr class="separator:a3311478dca0ecf4e4adcb2c4a461a7de"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2dde8f88cc17372ce0396e50601de337"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a> (const <a class="el" href="structcupt_1_1system_1_1Resolver_1_1Offer.html">Resolver::Offer</a> &amp;offer)</td></tr>
<tr class="separator:a2dde8f88cc17372ce0396e50601de337"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a43fcf69763cb18d36a73046ebe7653a2"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a43fcf69763cb18d36a73046ebe7653a2">setPackagePurgeFlag</a> (const string &amp;packageName, bool value)</td></tr>
<tr class="separator:a43fcf69763cb18d36a73046ebe7653a2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa9d699cb977ef5269aa93d6e9e314da8"><td class="memItemLeft" align="right" valign="top">shared_ptr&lt; const <a class="el" href="structcupt_1_1system_1_1Worker_1_1ActionsPreview.html">ActionsPreview</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#aa9d699cb977ef5269aa93d6e9e314da8">getActionsPreview</a> () const</td></tr>
<tr class="separator:aa9d699cb977ef5269aa93d6e9e314da8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2748c648a58583a9c737c7661bdd6111"><td class="memItemLeft" align="right" valign="top">map&lt; string, ssize_t &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a2748c648a58583a9c737c7661bdd6111">getUnpackedSizesPreview</a> () const</td></tr>
<tr class="separator:a2748c648a58583a9c737c7661bdd6111"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1bacdf5a287503f2e73b2aefe4710eb6"><td class="memItemLeft" align="right" valign="top">pair&lt; size_t, size_t &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a1bacdf5a287503f2e73b2aefe4710eb6">getDownloadSizesPreview</a> () const</td></tr>
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<tr class="memitem:acab2a1f6b532b016f5b0d0ae3def2995"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#acab2a1f6b532b016f5b0d0ae3def2995">changeSystem</a> (const shared_ptr&lt; <a class="el" href="classcupt_1_1download_1_1Progress.html">download::Progress</a> &gt; &amp;progress)</td></tr>
<tr class="separator:acab2a1f6b532b016f5b0d0ae3def2995"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="separator:aa541300850693873aee68e5718650726"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad87d5e49b3e78a9b71ca3e455ac56716"><td class="memItemLeft" align="right" valign="top">vector&lt; pair&lt; string, const <a class="el" href="structcupt_1_1cache_1_1BinaryVersion.html">BinaryVersion</a> *&gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#ad87d5e49b3e78a9b71ca3e455ac56716">getArchivesInfo</a> () const</td></tr>
<tr class="memdesc:ad87d5e49b3e78a9b71ca3e455ac56716"><td class="mdescLeft">&#160;</td><td class="mdescRight">gets available archives of binary versions  <a href="#ad87d5e49b3e78a9b71ca3e455ac56716">More...</a><br /></td></tr>
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<tr class="memitem:a875e235cbbbe8d38b213424ba2763883"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a875e235cbbbe8d38b213424ba2763883">deleteArchive</a> (const string &amp;path)</td></tr>
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<tr class="memitem:a303a3b664b8d3e6f3b4c72bce7b96a78"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a303a3b664b8d3e6f3b4c72bce7b96a78">deletePartialArchives</a> ()</td></tr>
<tr class="separator:a303a3b664b8d3e6f3b4c72bce7b96a78"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a586f83b78ff024f09fc6aaee5fb3c91d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a586f83b78ff024f09fc6aaee5fb3c91d">saveSnapshot</a> (const <a class="el" href="classcupt_1_1system_1_1Snapshots.html">Snapshots</a> &amp;, const string &amp;name)</td></tr>
<tr class="separator:a586f83b78ff024f09fc6aaee5fb3c91d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8575739719dd12972fe8e47c3f7e4478"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a8575739719dd12972fe8e47c3f7e4478">renameSnapshot</a> (const <a class="el" href="classcupt_1_1system_1_1Snapshots.html">Snapshots</a> &amp;, const string &amp;previousName, const string &amp;newName)</td></tr>
<tr class="separator:a8575739719dd12972fe8e47c3f7e4478"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0589a93b0bc6dce8f75d336c39dcb48d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classcupt_1_1system_1_1Worker.html#a0589a93b0bc6dce8f75d336c39dcb48d">removeSnapshot</a> (const <a class="el" href="classcupt_1_1system_1_1Snapshots.html">Snapshots</a> &amp;, const string &amp;name)</td></tr>
<tr class="separator:a0589a93b0bc6dce8f75d336c39dcb48d"><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>performs system modifications </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a3311478dca0ecf4e4adcb2c4a461a7de"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3311478dca0ecf4e4adcb2c4a461a7de">&sect;&nbsp;</a></span>Worker()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">cupt::system::Worker::Worker </td>
          <td>(</td>
          <td class="paramtype">const shared_ptr&lt; const <a class="el" href="classcupt_1_1Config.html">Config</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>config</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const shared_ptr&lt; const <a class="el" href="classcupt_1_1Cache.html">Cache</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>cache</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
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<p>constructor </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">config</td><td></td></tr>
    <tr><td class="paramname">cache</td><td></td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a id="acab2a1f6b532b016f5b0d0ae3def2995"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acab2a1f6b532b016f5b0d0ae3def2995">&sect;&nbsp;</a></span>changeSystem()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void cupt::system::Worker::changeSystem </td>
          <td>(</td>
          <td class="paramtype">const shared_ptr&lt; <a class="el" href="classcupt_1_1download_1_1Progress.html">download::Progress</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>progress</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Modifies the system to achieve the desired state set by <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a>.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">progress</td><td></td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a875e235cbbbe8d38b213424ba2763883"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a875e235cbbbe8d38b213424ba2763883">&sect;&nbsp;</a></span>deleteArchive()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void cupt::system::Worker::deleteArchive </td>
          <td>(</td>
          <td class="paramtype">const string &amp;&#160;</td>
          <td class="paramname"><em>path</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Deletes an archive file (it may be a symlink). Verifies that deleted file is located under archives path directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">path</td><td>absolute (i.e., not relative) path to file </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a303a3b664b8d3e6f3b4c72bce7b96a78"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a303a3b664b8d3e6f3b4c72bce7b96a78">&sect;&nbsp;</a></span>deletePartialArchives()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void cupt::system::Worker::deletePartialArchives </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Deletes all partially downloaded archive files. </p>

</div>
</div>
<a id="aa9d699cb977ef5269aa93d6e9e314da8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa9d699cb977ef5269aa93d6e9e314da8">&sect;&nbsp;</a></span>getActionsPreview()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">shared_ptr&lt; const <a class="el" href="structcupt_1_1system_1_1Worker_1_1ActionsPreview.html">ActionsPreview</a> &gt; cupt::system::Worker::getActionsPreview </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
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</div><div class="memdoc">
<p>Shouldn't be called before <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a>.</p>
<dl class="section return"><dt>Returns</dt><dd>a set of actions to get the desired system state divided by action types </dd></dl>

</div>
</div>
<a id="ad87d5e49b3e78a9b71ca3e455ac56716"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad87d5e49b3e78a9b71ca3e455ac56716">&sect;&nbsp;</a></span>getArchivesInfo()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">vector&lt; pair&lt; string, const <a class="el" href="structcupt_1_1cache_1_1BinaryVersion.html">BinaryVersion</a>* &gt; &gt; cupt::system::Worker::getArchivesInfo </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>gets available archives of binary versions </p>
<p>Gets paths of all '.deb' archives in the archives directory and matches them to available binary versions. Not matched paths with be paired with an empty pointer.</p>
<dl class="section return"><dt>Returns</dt><dd>array of pairs &lt; package name, pointer to binary version &gt; </dd></dl>

</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a1bacdf5a287503f2e73b2aefe4710eb6">&sect;&nbsp;</a></span>getDownloadSizesPreview()</h2>

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          <td class="memname">pair&lt; size_t, size_t &gt; cupt::system::Worker::getDownloadSizesPreview </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<p>Shouldn't be called before <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a>.</p>
<dl class="section return"><dt>Returns</dt><dd>pair: total amount of needed binary archives (in bytes), amount to download (in bytes) </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a2748c648a58583a9c737c7661bdd6111">&sect;&nbsp;</a></span>getUnpackedSizesPreview()</h2>

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          <td class="memname">map&lt; string, ssize_t &gt; cupt::system::Worker::getUnpackedSizesPreview </td>
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<p>Shouldn't be called before <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a>.</p>
<dl class="section return"><dt>Returns</dt><dd>map: package name -&gt; unpacked size change (in bytes) </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a0589a93b0bc6dce8f75d336c39dcb48d">&sect;&nbsp;</a></span>removeSnapshot()</h2>

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          <td class="memname">void cupt::system::Worker::removeSnapshot </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="classcupt_1_1system_1_1Snapshots.html">Snapshots</a> &amp;&#160;</td>
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          <td class="paramtype">const string &amp;&#160;</td>
          <td class="paramname"><em>name</em>&#160;</td>
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<p>Removes a system snapshot.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">name</td><td>name of the snapshot </td></tr>
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  </dd>
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<h2 class="memtitle"><span class="permalink"><a href="#a8575739719dd12972fe8e47c3f7e4478">&sect;&nbsp;</a></span>renameSnapshot()</h2>

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          <td class="memname">void cupt::system::Worker::renameSnapshot </td>
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          <td class="paramtype">const <a class="el" href="classcupt_1_1system_1_1Snapshots.html">Snapshots</a> &amp;&#160;</td>
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          <td class="paramname"><em>previousName</em>, </td>
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          <td class="paramtype">const string &amp;&#160;</td>
          <td class="paramname"><em>newName</em>&#160;</td>
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<p>Renames a system snapshot.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">previousName</td><td>previous snasphot name </td></tr>
    <tr><td class="paramname">newName</td><td>new snapshot name </td></tr>
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  </dd>
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<h2 class="memtitle"><span class="permalink"><a href="#a586f83b78ff024f09fc6aaee5fb3c91d">&sect;&nbsp;</a></span>saveSnapshot()</h2>

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          <td class="memname">void cupt::system::Worker::saveSnapshot </td>
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          <td class="paramtype">const string &amp;&#160;</td>
          <td class="paramname"><em>name</em>&#160;</td>
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<p>Makes a system snapshot with a name <em>name</em>.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">name</td><td>the snapshot name. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a2dde8f88cc17372ce0396e50601de337">&sect;&nbsp;</a></span>setDesiredState()</h2>

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          <td class="memname">void cupt::system::Worker::setDesiredState </td>
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          <td class="paramtype">const <a class="el" href="structcupt_1_1system_1_1Resolver_1_1Offer.html">Resolver::Offer</a> &amp;&#160;</td>
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<p>Sets the desired system state.</p>
<p>May be called several times for examining different possible system states.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">offer</td><td></td></tr>
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  </dd>
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<h2 class="memtitle"><span class="permalink"><a href="#a43fcf69763cb18d36a73046ebe7653a2">&sect;&nbsp;</a></span>setPackagePurgeFlag()</h2>

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          <td class="memname">void cupt::system::Worker::setPackagePurgeFlag </td>
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          <td class="paramtype">const string &amp;&#160;</td>
          <td class="paramname"><em>packageName</em>, </td>
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          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>value</em>&#160;</td>
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<p>Sets the purge flag for removed packages.</p>
<p>Removed packages can be either simply removed or removed along with their configuration files (purged).</p>
<p>Changes which are made by this method are not visible until you call <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a>. If some calls of this method were made after a last call to <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a>, you must call <a class="el" href="classcupt_1_1system_1_1Worker.html#a2dde8f88cc17372ce0396e50601de337">setDesiredState</a> again.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">packageName</td><td>binary package name to modify a flag value for </td></tr>
    <tr><td class="paramname">value</td><td>the target state of the flag </td></tr>
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  </dd>
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<h2 class="memtitle"><span class="permalink"><a href="#aa541300850693873aee68e5718650726">&sect;&nbsp;</a></span>updateReleaseAndIndexData()</h2>

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          <td class="memname">void cupt::system::Worker::updateReleaseAndIndexData </td>
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          <td class="paramtype">const shared_ptr&lt; <a class="el" href="classcupt_1_1download_1_1Progress.html">download::Progress</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>progress</em></td><td>)</td>
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<p>Downloads latest Release and Packages/Sources files from repository sources.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">progress</td><td></td></tr>
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  </dd>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>cupt/system/<a class="el" href="worker_8hpp_source.html">worker.hpp</a></li>
</ul>
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