@Close
public void close() {
try {
JavaEmbedUtils.invokeMethod(
_ruby, _transformerObject, "close", new Object[0], IRubyObject.class);
} catch (Exception e) {
logger.error("Failed to call close() on RubyTransformer", e);
}
try {
JavaEmbedUtils.terminate(_ruby);
} catch (Exception e) {
logger.error("Failed to terminate JRuby instance", e);
}
}
/**
* {@inheritDoc}
*
* <p>Latest method of invoking jruby script have been adapted from <a
* href="http://wiki.jruby.org/wiki/Java_Integration" title="Click to visit JRuby Wiki"> JRuby
* wiki:</a>
*
* @todo create a way to prevent initialization and shutdown with each script invocation.
*/
protected PicoContainer createContainerFromScript(
PicoContainer parentContainer, Object assemblyScope) {
if (parentContainer == null) {
parentContainer = new EmptyPicoContainer();
}
parentContainer =
new DefaultClassLoadingPicoContainer(
getClassLoader(), new DefaultPicoContainer(new Caching(), parentContainer));
RubyInstanceConfig rubyConfig = new RubyInstanceConfig();
rubyConfig.setLoader(this.getClassLoader());
Ruby ruby = JavaEmbedUtils.initialize(Collections.EMPTY_LIST, rubyConfig);
ruby.getLoadService().require("org/picocontainer/script/jruby/scriptedbuilder");
ruby.defineReadonlyVariable("$parent", JavaEmbedUtils.javaToRuby(ruby, parentContainer));
ruby.defineReadonlyVariable("$assembly_scope", JavaEmbedUtils.javaToRuby(ruby, assemblyScope));
try {
// IRubyObject result = ruby.executeScript(script);
IRubyObject result = JavaEmbedUtils.newRuntimeAdapter().eval(ruby, script);
return (PicoContainer) JavaEmbedUtils.rubyToJava(ruby, result, PicoContainer.class);
} catch (RaiseException re) {
if (re.getCause() instanceof ScriptedPicoContainerMarkupException) {
throw (ScriptedPicoContainerMarkupException) re.getCause();
}
String message =
(String) JavaEmbedUtils.rubyToJava(ruby, re.getException().message, String.class);
if (message.startsWith(MARKUP_EXCEPTION_PREFIX)) {
throw new ScriptedPicoContainerMarkupException(
message.substring(MARKUP_EXCEPTION_PREFIX.length()));
} else {
throw new PicoCompositionException(message, re);
}
} finally {
JavaEmbedUtils.terminate(ruby);
}
}