<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title>new (SqliteStore)</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <link rel="stylesheet" href="../.././rdoc-style.css" type="text/css" media="screen" /> </head> <body class="standalone-code"> <pre><span class="ruby-comment cmt"># File lib/storage/sqlitestore.rb, line 31</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">dbfile</span>) <span class="ruby-keyword kw">super</span>() <span class="ruby-ivar">@dbfile</span> = <span class="ruby-node">"#{dbfile}.sqlite"</span> <span class="ruby-comment cmt"># check if database exists and build it if not</span> <span class="ruby-identifier">build_database</span> <span class="ruby-identifier">log</span>.<span class="ruby-identifier">info</span> <span class="ruby-value str">"Loading world..."</span> <span class="ruby-comment cmt"># open database and sets @dbtop to highest object id</span> <span class="ruby-ivar">@db</span> = <span class="ruby-constant">SQLite</span><span class="ruby-operator">::</span><span class="ruby-constant">Database</span>.<span class="ruby-identifier">open</span>(<span class="ruby-ivar">@dbfile</span>) <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">cache_size</span> = <span class="ruby-value">1000</span>; <span class="ruby-comment cmt"># default is 2000 1.5K pages</span> <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">synchronous</span> = <span class="ruby-value">0</span>; <span class="ruby-comment cmt"># dangerous if OS crash, but fast</span> <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">type_translation</span> = <span class="ruby-keyword kw">true</span>; <span class="ruby-ivar">@db</span>.<span class="ruby-identifier">execute</span>(<span class="ruby-value str">"select id from tmud;"</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">i</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@dbtop</span> = <span class="ruby-identifier">i</span>.<span class="ruby-identifier">first</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">i</span>.<span class="ruby-identifier">first</span> <span class="ruby-operator">></span> <span class="ruby-ivar">@dbtop</span> <span class="ruby-keyword kw">end</span> <span class="ruby-ivar">@cache</span> = <span class="ruby-constant">CacheManager</span>.<span class="ruby-identifier">new</span>(<span class="ruby-ivar">@db</span>) <span class="ruby-identifier">log</span>.<span class="ruby-identifier">info</span> <span class="ruby-node">"Database '#{@dbfile}' loaded...highest id = #{@dbtop}."</span> <span class="ruby-comment cmt"># log.debug @db.inspect</span> <span class="ruby-keyword kw">rescue</span> <span class="ruby-identifier">log</span>.<span class="ruby-identifier">fatal</span> <span class="ruby-identifier">$!</span> <span class="ruby-identifier">raise</span> <span class="ruby-keyword kw">end</span></pre> </body> </html>