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[Truffle] Demonstration of using Polyglot engine from Java to run a R…
…uby library.
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/* | ||
* Copyright (c) 2016 Oracle and/or its affiliates. All rights reserved. This | ||
* code is released under a tri EPL/GPL/LGPL license. You can use it, | ||
* redistribute it and/or modify it under the terms of the: | ||
* | ||
* Eclipse Public License version 1.0 | ||
* GNU General Public License version 2 | ||
* GNU Lesser General Public License version 2.1 | ||
*/ | ||
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/* | ||
* To compile: | ||
* | ||
* graalvm/bin/javac -classpath graalvm/jre/lib/truffle/truffle-api.jar samples/truffle/interop/asciidoctor/Asciidoctor.java | ||
* | ||
* To run: | ||
* | ||
* RUBYOPT=-Iasciidoctor/lib graalvm/bin/java -polyglot -classpath samples/truffle/interop/asciidoctor Asciidoctor asciidoctor/benchmark/sample-data/mdbasics.adoc | ||
* | ||
*/ | ||
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import com.oracle.truffle.api.source.Source; | ||
import com.oracle.truffle.api.vm.PolyglotEngine; | ||
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public class Asciidoctor { | ||
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public static void main(String[] args) throws Exception { | ||
final PolyglotEngine polyglotEngine = PolyglotEngine | ||
.newBuilder() | ||
.globalSymbol("file", args[0]) | ||
.build(); | ||
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polyglotEngine.eval(Source | ||
.newBuilder("require 'asciidoctor'") | ||
.name("hello") | ||
.mimeType("application/x-ruby") | ||
.build()); | ||
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final Source convertSource = Source | ||
.newBuilder("Asciidoctor.load(Truffle::Interop.from_java_string(Truffle::Interop.import('file'))).convert") | ||
.name("convert") | ||
.mimeType("application/x-ruby") | ||
.build(); | ||
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while (true) { | ||
final long startTime = System.currentTimeMillis(); | ||
polyglotEngine.eval(convertSource); | ||
System.err.println(System.currentTimeMillis() - startTime); | ||
} | ||
} | ||
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} |