{"data":{"markdownRemark":{"html":"<p>The Context of a model is the wrapper holding information about it. </p>\n<h2 id=\"accessing-the-context-of-a-model\"><a href=\"#accessing-the-context-of-a-model\" aria-hidden=\"true\" class=\"anchor\"><svg aria-hidden=\"true\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>Accessing the Context of a model</h2>\n<p>In the Context, you can find the seed of the model (its pseudo random number generator), the tick of the simulation and its configuration.\n<a href=\":version/reference/models/model-configuration\">More on Model Config</a></p>\n<p>To get the Context, you can use the <code class=\"language-text\">getContext()</code> method. This method can be called on any AgentBasedModel, SystemDynamicsModel and AgentSystem.</p>\n<div class=\"gatsby-highlight\" data-language=\"java\"><pre class=\"language-java\"><code class=\"language-java\"><span class=\"token keyword\">public</span> <span class=\"token keyword\">class</span> <span class=\"token class-name\">Housing</span> <span class=\"token keyword\">implements</span> <span class=\"token class-name\">AgentBasedModel</span><span class=\"token generics function\"><span class=\"token punctuation\">&lt;</span>GlobalState<span class=\"token punctuation\">></span></span> <span class=\"token punctuation\">{</span>\n\n  <span class=\"token keyword\">public</span> <span class=\"token keyword\">int</span> <span class=\"token function\">function</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">{</span>\n     <span class=\"token keyword\">return</span> <span class=\"token function\">getContext</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span><span class=\"token function\">getTick</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span> \n  <span class=\"token punctuation\">}</span>  \n<span class=\"token punctuation\">}</span></code></pre></div>\n<p>Once you have the Context, the <code class=\"language-text\">getPRNG()</code> method will return the <code class=\"language-text\">SeededRandom</code> object associated with your model.\nThe <code class=\"language-text\">getTick()</code> method will return the tick number your simulation is on when you call it.\nFinally, you can also get the Configuration from the Context by calling <code class=\"language-text\">getConfig()</code>.</p>\n<div class=\"gatsby-highlight\" data-language=\"java\"><pre class=\"language-java\"><code class=\"language-java\"><span class=\"token keyword\">public</span> <span class=\"token keyword\">class</span> <span class=\"token class-name\">Housing</span> <span class=\"token keyword\">implements</span> <span class=\"token class-name\">AgentBasedModel</span><span class=\"token generics function\"><span class=\"token punctuation\">&lt;</span>GlobalState<span class=\"token punctuation\">></span></span> <span class=\"token punctuation\">{</span>\n\n  <span class=\"token keyword\">public</span> <span class=\"token keyword\">void</span> <span class=\"token function\">function</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">{</span>\n     <span class=\"token function\">getContext</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span><span class=\"token function\">getTick</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span> <span class=\"token comment\">// getting the current Tick of the Simulation</span>\n     <span class=\"token function\">getContext</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span><span class=\"token function\">getPRNG</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span> <span class=\"token comment\">// getting the prng of the model</span>\n     <span class=\"token function\">getContext</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span><span class=\"token function\">getConfig</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span> <span class=\"token comment\">// accessing the configuration of the Model</span>\n  <span class=\"token punctuation\">}</span>  \n<span class=\"token punctuation\">}</span></code></pre></div>","headings":[{"value":"Accessing the Context of a model","depth":2}],"frontmatter":{"title":"Model Context","toc":null,"experimental":null}},"site":{"siteMetadata":{"title":"Simudyne Docs","latestVersion":"2.6"}}},"pageContext":{"absolutePath":"/home/vsts/work/1/s/content/2.4/reference/models/model-context.md","versioned":true,"version":"2.4","kind":"reference","pagePath":"/reference/models/model-context","chronology":{"prev":{"name":"Annotations","path":"/reference/models/annotations"},"next":{"name":"Model Configuration","path":"/reference/models/model-configuration"}},"lastUpdated":"2026-04-21T13:56:54.853Z"}}