[jboss-jira] [JBoss JIRA] (WFLY-3991) JDK 1.8 javax.script.ScriptEngineFactory: Provider com.sun.script.javascript.RhinoScriptEngineFactory not found

[RH Bugzilla Integration (JIRA)]

     [ https://issues.jboss.org/browse/WFLY-3991?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

RH Bugzilla Integration updated WFLY-3991:
------------------------------------------
        Bugzilla Update: Perform
    Bugzilla References: https://bugzilla.redhat.com/show_bug.cgi?id=1194705


> JDK 1.8 javax.script.ScriptEngineFactory: Provider com.sun.script.javascript.RhinoScriptEngineFactory not found
> ---------------------------------------------------------------------------------------------------------------
>
>                 Key: WFLY-3991
>                 URL: https://issues.jboss.org/browse/WFLY-3991
>             Project: WildFly
>          Issue Type: Enhancement
>            Reporter: Manuel Blechschmidt
>            Assignee: Jason Greene
>              Labels: JS223, JavaScript, Scripting
>
> When using the ScriptManager in a JSF bean the following happens:
> ERROR [stderr] (default task-21) ScriptEngineManager providers.next(): javax.script.ScriptEngineFactory: Provider com.sun.script.javascript.RhinoScriptEngineFactory not found
> {code}
> package de.example.log.jsf;
> import java.io.ByteArrayOutputStream;
> import java.io.IOException;
> import java.io.PrintStream;
> import javax.enterprise.inject.Model;
> import javax.faces.application.FacesMessage;
> import javax.faces.context.FacesContext;
> import javax.inject.Inject;
> import javax.script.Bindings;
> import javax.script.ScriptEngine;
> import javax.script.ScriptEngineManager;
> import javax.script.ScriptException;
> @Model
> public class Scripting {
> 	private String script;
> 	private String output;
> 	private ScriptEngineManager mgr = new ScriptEngineManager();
> 	public static String utilJavaScript = "var print = function (s) { __newOut.print(s); }; var println = function (s) { __newOut.println(s); };";
> 	public String execute() {
> 		ScriptEngine jsEngine = mgr.getEngineByName("JavaScript");
> 		ByteArrayOutputStream outputBuffer = new ByteArrayOutputStream(8192);
> 		PrintStream newOut = new PrintStream(outputBuffer, true);
> 		Bindings bindings = jsEngine.createBindings();
> 		bindings.put("__newOut", newOut);
> 		try {
> 			jsEngine.eval(utilJavaScript + getScript(), bindings);
> 		} catch (ScriptException from) {
> 			FacesContext.getCurrentInstance().addMessage(
> 					null,
> 					new FacesMessage(from.getColumnNumber() + " "
> 							+ from.getFileName() + " " + from.getLineNumber()
> 							+ " " + from.getMessage()));
> 			return null;
> 		}
> 		newOut.close();
> 		String returnString = outputBuffer.toString();
> 		setOutput(returnString);
> 		try {
> 			outputBuffer.close();
> 		} catch (IOException e) {
> 			FacesContext.getCurrentInstance().addMessage(
> 					null,
> 					new FacesMessage(e.getLocalizedMessage()));
> 		}
> 		return null;
> 	}
> 	public String getScript() {
> 		return script;
> 	}
> 	public void setScript(String script) {
> 		this.script = script;
> 	}
> 	public String getOutput() {
> 		return output;
> 	}
> 	public void setOutput(String output) {
> 		this.output = output;
> 	}
> }
> {code}
> The script engines are configured in the following file:
> WILDFLY_HOME/modules/system/layers/base/sun/jdk/main/service-loader-resources/META-INF/services/javax.script.ScriptEngineFactory
> {code}
> com.sun.script.javascript.RhinoScriptEngineFactory
> jdk.nashorn.api.scripting.NashornScriptEngineFactory
> {code}
> It should be made sure that with every JDK JSR 223 compliant requests for a JavaScript engine will work out of the box.



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