<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>Use Pygments in Java — Pygments</title> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <style type="text/css"> body { background-color: #f2f2f2; margin: 0; padding: 0; font-family: 'Georgia', serif; color: #111; } #content { background-color: white; padding: 20px; margin: 20px auto 20px auto; max-width: 800px; border: 4px solid #ddd; } h1 { font-weight: normal; font-size: 40px; color: #09839A; } h2 { font-weight: normal; font-size: 30px; color: #C73F00; } h1.heading { margin: 0 0 30px 0; } h2.subheading { margin: -30px 0 0 45px; } h3 { margin-top: 30px; } table.docutils { border-collapse: collapse; border: 2px solid #aaa; margin: 0.5em 1.5em 0.5em 1.5em; } table.docutils td { padding: 2px; border: 1px solid #ddd; } p, li, dd, dt, blockquote { font-size: 15px; color: #333; } p { line-height: 150%; margin-bottom: 0; margin-top: 10px; } hr { border-top: 1px solid #ccc; 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background-color: #e3d2d2 } /* Error */ .syntax .k { color: #008800; font-weight: bold } /* Keyword */ .syntax .cm { color: #888888 } /* Comment.Multiline */ .syntax .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .syntax .c1 { color: #888888 } /* Comment.Single */ .syntax .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .syntax .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .syntax .ge { font-style: italic } /* Generic.Emph */ .syntax .gr { color: #aa0000 } /* Generic.Error */ .syntax .gh { color: #333333 } /* Generic.Heading */ .syntax .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .syntax .go { color: #888888 } /* Generic.Output */ .syntax .gp { color: #555555 } /* Generic.Prompt */ .syntax .gs { font-weight: bold } /* Generic.Strong */ .syntax .gu { color: #666666 } /* Generic.Subheading */ .syntax .gt { color: #aa0000 } /* Generic.Traceback */ .syntax .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .syntax .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .syntax .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .syntax .kp { color: #008800 } /* Keyword.Pseudo */ .syntax .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .syntax .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .syntax .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .syntax .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .syntax .na { color: #336699 } /* Name.Attribute */ .syntax .nb { color: #003388 } /* Name.Builtin */ .syntax .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .syntax .no { color: #003366; font-weight: bold } /* Name.Constant */ .syntax .nd { color: #555555 } /* Name.Decorator */ .syntax .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .syntax .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .syntax .nl { color: #336699; font-style: italic } /* Name.Label */ .syntax .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .syntax .py { color: #336699; font-weight: bold } /* Name.Property */ .syntax .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .syntax .nv { color: #336699 } /* Name.Variable */ .syntax .ow { color: #008800 } /* Operator.Word */ .syntax .w { color: #bbbbbb } /* Text.Whitespace */ .syntax .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .syntax .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .syntax .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .syntax .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .syntax .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .syntax .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .syntax .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .syntax .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .syntax .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .syntax .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .syntax .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .syntax .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .syntax .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .syntax .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .syntax .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .syntax .bp { color: #003388 } /* Name.Builtin.Pseudo */ .syntax .vc { color: #336699 } /* Name.Variable.Class */ .syntax .vg { color: #dd7700 } /* Name.Variable.Global */ .syntax .vi { color: #3333bb } /* Name.Variable.Instance */ .syntax .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ </style> </head> <body> <div id="content"> <h1 class="heading">Pygments</h1> <h2 class="subheading">Use Pygments in Java</h2> <a id="backlink" href="index.html">« Back To Index</a> <p>Thanks to <a class="reference external" href="http://www.jython.org">Jython</a> it is possible to use Pygments in Java.</p> <p>This page is a simple tutorial to get an idea of how this is working. You can then look at the <a class="reference external" href="http://www.jython.org/docs/">Jython documentation</a> for more advanced use.</p> <p>Since version 1.5, Pygments is deployed on <a class="reference external" href="http://repo1.maven.org/maven2/org/pygments/pygments/">Maven Central</a> as a JAR so is Jython which makes it a lot easier to create the Java project.</p> <p>Here is an example of a <a class="reference external" href="http://www.maven.org">Maven</a> <tt class="docutils literal">pom.xml</tt> file for a project running Pygments:</p> <div class="syntax"><pre><span class="cp"><?xml version="1.0" encoding="UTF-8"?></span> <span class="nt"><project</span> <span class="na">xmlns=</span><span class="s">"http://maven.apache.org/POM/4.0.0"</span> <span class="na">xmlns:xsi=</span><span class="s">"http://www.w3.org/2001/XMLSchema-instance"</span> <span class="na">xsi:schemaLocation=</span><span class="s">"http://maven.apache.org/POM/4.0.0</span> <span class="s"> http://maven.apache.org/maven-v4_0_0.xsd"</span><span class="nt">></span> <span class="nt"><modelVersion></span>4.0.0<span class="nt"></modelVersion></span> <span class="nt"><groupId></span>example<span class="nt"></groupId></span> <span class="nt"><artifactId></span>example<span class="nt"></artifactId></span> <span class="nt"><version></span>1.0-SNAPSHOT<span class="nt"></version></span> <span class="nt"><dependencies></span> <span class="nt"><dependency></span> <span class="nt"><groupId></span>org.python<span class="nt"></groupId></span> <span class="nt"><artifactId></span>jython-standalone<span class="nt"></artifactId></span> <span class="nt"><version></span>2.5.3<span class="nt"></version></span> <span class="nt"></dependency></span> <span class="nt"><dependency></span> <span class="nt"><groupId></span>org.pygments<span class="nt"></groupId></span> <span class="nt"><artifactId></span>pygments<span class="nt"></artifactId></span> <span class="nt"><version></span>1.5<span class="nt"></version></span> <span class="nt"><scope></span>runtime<span class="nt"></scope></span> <span class="nt"></dependency></span> <span class="nt"></dependencies></span> <span class="nt"></project></span> </pre></div> <p>The following Java example:</p> <div class="syntax"><pre><span class="n">PythonInterpreter</span> <span class="n">interpreter</span> <span class="o">=</span> <span class="k">new</span> <span class="n">PythonInterpreter</span><span class="o">();</span> <span class="c1">// Set a variable with the content you want to work with</span> <span class="n">interpreter</span><span class="o">.</span><span class="na">set</span><span class="o">(</span><span class="s">"code"</span><span class="o">,</span> <span class="n">code</span><span class="o">);</span> <span class="c1">// Simple use Pygments as you would in Python</span> <span class="n">interpreter</span><span class="o">.</span><span class="na">exec</span><span class="o">(</span><span class="s">"from pygments import highlight\n"</span> <span class="o">+</span> <span class="s">"from pygments.lexers import PythonLexer\n"</span> <span class="o">+</span> <span class="s">"from pygments.formatters import HtmlFormatter\n"</span> <span class="o">+</span> <span class="s">"\nresult = highlight(code, PythonLexer(), HtmlFormatter())"</span><span class="o">);</span> <span class="c1">// Get the result that has been set in a variable</span> <span class="n">System</span><span class="o">.</span><span class="na">out</span><span class="o">.</span><span class="na">println</span><span class="o">(</span><span class="n">interpreter</span><span class="o">.</span><span class="na">get</span><span class="o">(</span><span class="s">"result"</span><span class="o">,</span> <span class="n">String</span><span class="o">.</span><span class="na">class</span><span class="o">));</span> </pre></div> <p>will print something like:</p> <div class="syntax"><pre><span class="nt"><div</span> <span class="na">class=</span><span class="s">"highlight"</span><span class="nt">></span> <span class="nt"><pre><span</span> <span class="na">class=</span><span class="s">"k"</span><span class="nt">></span>print<span class="nt"></span></span> <span class="nt"><span</span> <span class="na">class=</span><span class="s">"s"</span><span class="nt">></span><span class="ni">&quot;</span>Hello World<span class="ni">&quot;</span><span class="nt"></span></pre></span> <span class="nt"></div></span> </pre></div> </div> </body> <!-- generated on: 2013-02-03 10:39:02.521367 file id: java --> </html>