/*
 * Copyright © 2015 Stefan Niederhauser (nidin@gmx.ch)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package guru.nidi.graphviz.engine;

import static guru.nidi.graphviz.engine.IoUtils.isOnClasspath;

public class GraphvizJdkEngine extends AbstractGraphvizEngine {
    private final AbstractJsGraphvizEngine engine;

    public GraphvizJdkEngine() {
        super(false);
        engine = isOnClasspath("org.graalvm.polyglot.Context")
                ? new GraphvizGraalEngine() : new GraphvizNashornEngine();
    }

    @Override
    protected void doInit() throws Exception {
        engine.doInit();
    }

    @Override
    public String execute(String src, Options options) {
        return engine.execute(src, options);
    }
}

@@ -653,72 +653,8 @@
 e;%0A%0A
-import static guru.nidi.graphviz.engine.IoUtils.isOnClasspath;%0A%0A
 publ
@@ -743,10 +743,8 @@
 ract
-Js
 Grap
@@ -839,53 +839,76 @@
 e = 
-isOnClasspath(%22org.graalvm.polyglot.Context%22)
+newEngine();%0A    %7D%0A%0A    private AbstractGraphvizEngine newEngine() %7B
 %0A   
@@ -916,17 +916,32 @@
     
- 
+try %7B%0A
        
-?
+     return
  new
@@ -966,10 +966,101 @@
 ne()
- :
+;%0A        %7D catch (ExceptionInInitializerError %7C NoClassDefFoundError e) %7B%0A            return
  new
@@ -1077,32 +1077,42 @@
 ashornEngine();%0A
+        %7D%0A
     %7D%0A%0A    @Over

fix JdkEngine initialization