| 1 | <!DOCTYPE html> <html> <head> <title>Transaction.coffee</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <div id="jump_to"> Jump To … <div id="jump_wrapper"> <div id="jump_page"> <a class="source" href="ByteIterable.html"> ByteIterable.coffee </a> <a class="source" href="ByteIterator.html"> ByteIterator.coffee </a> <a class="source" href="ArrayByteIterable.html"> ArrayByteIterable.coffee </a> <a class="source" href="ByteIterableBase.html"> ByteIterableBase.coffee </a> <a class="source" href="ByteIterableUtil.html"> ByteIterableUtil.coffee </a> <a class="source" href="LightOutputStream.html"> LightOutputStream.coffee </a> <a class="source" href="StoreConfiguration.html"> StoreConfiguration.coffee </a> <a class="source" href="Reader.html"> Reader.coffee </a> <a class="source" href="Writer.html"> Writer.coffee </a> <a class="source" href="List.html"> List.coffee </a> <a class="source" href="ListNode.html"> ListNode.coffee </a> <a class="source" href="Cursor.html"> Cursor.coffee </a> <a class="source" href="DatabaseRoot.html"> DatabaseRoot.coffee </a> <a class="source" href="Environment.html"> Environment.coffee </a> <a class="source" href="EnvironmentConfig.html"> EnvironmentConfig.coffee </a> <a class="source" href="Store.html"> Store.coffee </a> <a class="source" href="Transaction.html"> Transaction.coffee </a> <a class="source" href="Addr64.html"> Addr64.coffee </a> <a class="source" href="DataIterator.html"> DataIterator.coffee </a> <a class="source" href="Log.html"> Log.coffee </a> <a class="source" href="LogCache.html"> LogCache.coffee </a> <a class="source" href="LogConfig.html"> LogConfig.coffee </a> <a class="source" href="LogUtil.html"> LogUtil.coffee </a> <a class="source" href="Loggable.html"> Loggable.coffee </a> <a class="source" href="LoggableFactory.html"> LoggableFactory.coffee </a> <a class="source" href="LoggableIterator.html"> LoggableIterator.coffee </a> <a class="source" href="LoggableToWrite.html"> LoggableToWrite.coffee </a> <a class="source" href="NullLoggable.html"> NullLoggable.coffee </a> <a class="source" href="RandomAccessByteIterable.html"> RandomAccessByteIterable.coffee </a> <a class="source" href="RandomAccessLoggable.html"> RandomAccessLoggable.coffee </a> <a class="source" href="RandomAccessLoggableIterator.html"> RandomAccessLoggableIterator.coffee </a> <a class="source" href="StackList.html"> StackList.coffee </a> <a class="source" href="CompoundByteIterable.html"> CompoundByteIterable.coffee </a> <a class="source" href="CompoundByteIteratorBase.html"> CompoundByteIteratorBase.coffee </a> <a class="source" href="CompressedUnsignedLongByteIterable.html"> CompressedUnsignedLongByteIterable.coffee </a> <a class="source" href="FixedLengthByteIterable.html"> FixedLengthByteIterable.coffee </a> </div> </div> </div> <table cellpadding="0" cellspacing="0"> <thead> <tr> <th class="docs"> <h1> Transaction.coffee </h1> </th> <th class="code"> </th> </tr> </thead> <tbody> <tr id="section-1"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-1">¶</a> </div> </td> <td class="code"> <div class="highlight"><pre><span class="nv">EventEmitter = </span><span class="p">(</span><span class="nx">require</span> <span class="s1">'events'</span><span class="p">).</span><span class="nx">EventEmitter</span></pre></div> </td> </tr> <tr id="section-2"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2">¶</a> </div> <p>This class allowes commiting and aborting. It doesn't not fully implement
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| 2 | all the features of exodus transaction.</p> </td> <td class="code"> <div class="highlight"><pre><span class="k">class</span> <span class="nx">Transaction</span> <span class="k">extends</span> <span class="nx">EventEmitter</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">¶</a> </div> <p>@private</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">env: </span><span class="kc">undefined</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">¶</a> </div> <p>@private</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">exclusive: </span><span class="kc">undefined</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">¶</a> </div> <p>@private</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">stores: </span><span class="kc">undefined</span></pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">¶</a> </div> <p>@private</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">removedStores: </span><span class="kc">undefined</span></pre></div> </td> </tr> <tr id="section-7"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-7">¶</a> </div> <p>Constructor.</p>
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| 3 |
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| 4 | <p>@param env
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| 5 | @param exclusive absolutely unused parameter</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@create$Environment</span><span class="nv">$Boolean: </span><span class="nf">(env, exclusive, o) -></span>
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| 6 | <span class="k">if</span> <span class="o">!</span><span class="nx">o</span><span class="o">?</span> <span class="k">then</span> <span class="nv">o = </span><span class="k">new</span> <span class="nx">Transaction</span><span class="p">()</span>
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| 7 | <span class="nv">o.env = </span><span class="nx">env</span>
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| 8 | <span class="nv">o.exclusive = </span><span class="nx">exclusive</span>
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| 9 | <span class="nv">o.stores = </span><span class="k">new</span> <span class="nb">Array</span><span class="p">()</span>
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| 10 | <span class="nv">o.removedStores = </span><span class="k">new</span> <span class="nb">Array</span><span class="p">()</span>
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| 11 | <span class="k">return</span> <span class="nx">o</span>
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| 12 |
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| 13 | <span class="nx">getUpToDateStore</span><span class="nv">$String: </span><span class="nf">(name) -></span>
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| 14 | <span class="k">for</span> <span class="nx">i</span> <span class="k">in</span> <span class="p">[</span><span class="mi">0</span><span class="p">..</span><span class="nx">@stores</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span>
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| 15 | <span class="k">if</span> <span class="nx">@stores</span><span class="p">[</span><span class="nx">i</span><span class="p">].</span><span class="nx">getName</span><span class="p">()</span> <span class="o">==</span> <span class="nx">name</span>
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| 16 | <span class="k">return</span> <span class="nx">@stores</span><span class="p">[</span><span class="nx">i</span><span class="p">]</span>
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| 17 | <span class="k">return</span> <span class="kc">undefined</span>
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| 18 |
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| 19 | <span class="nx">getCurrentList</span><span class="nv">$String: </span><span class="nf">(name) -></span>
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| 20 | <span class="k">for</span> <span class="nx">i</span> <span class="k">in</span> <span class="p">[</span><span class="mi">0</span><span class="p">..</span><span class="nx">@stores</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span>
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| 21 | <span class="k">if</span> <span class="nx">@stores</span><span class="p">[</span><span class="nx">i</span><span class="p">].</span><span class="nx">getName</span><span class="p">()</span> <span class="o">==</span> <span class="nx">name</span>
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| 22 | <span class="k">return</span> <span class="nx">@stores</span><span class="p">[</span><span class="nx">i</span><span class="p">].</span><span class="nx">getList</span><span class="p">()</span>
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| 23 | <span class="k">return</span> <span class="kc">undefined</span>
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| 24 |
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| 25 | <span class="nx">addStore</span><span class="nv">$Store: </span><span class="nf">(store) -></span>
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| 26 | <span class="nx">@stores</span><span class="p">.</span><span class="nx">push</span> <span class="nx">store</span>
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| 27 |
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| 28 | <span class="nv">getStores: </span><span class="nf">() -></span>
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| 29 | <span class="k">return</span> <span class="nx">@stores</span>
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| 30 |
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| 31 | <span class="nx">removeStore</span><span class="nv">$String: </span><span class="nf">(name) -></span>
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| 32 | <span class="nx">@removedStores</span><span class="p">.</span><span class="nx">push</span> <span class="nx">name</span>
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| 33 |
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| 34 | <span class="nx">abort</span><span class="nv">$emit: </span><span class="nf">() -></span>
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| 35 | <span class="nx">@env</span><span class="p">.</span><span class="nx">once</span> <span class="s1">'abortTransaction'</span><span class="p">,</span> <span class="p">()</span> <span class="o">=></span>
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| 36 | <span class="nx">@emit</span> <span class="s1">'abort'</span>
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| 37 | <span class="nx">@env</span><span class="p">.</span><span class="nx">abortTransaction$Transaction$emit</span> <span class="k">this</span>
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| 38 |
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| 39 | <span class="nx">commit</span><span class="nv">$emit: </span><span class="nf">() -></span>
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| 40 | <span class="nx">@env</span><span class="p">.</span><span class="nx">once</span> <span class="s1">'commitTransaction'</span><span class="p">,</span> <span class="p">()</span> <span class="o">=></span>
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| 41 | <span class="nx">@emit</span> <span class="s1">'commit'</span>
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| 42 | <span class="nx">@env</span><span class="p">.</span><span class="nx">commitTransaction$Transaction$emit</span> <span class="k">this</span>
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| 43 |
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| 44 | <span class="nv">exports.Transaction = </span><span class="nx">Transaction</span>
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| 45 |
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| 46 | </pre></div> </td> </tr> </tbody> </table> </div> </body> </html> |
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