guru.nidi.graphviz.engine.GraphvizJdkEngine Maven / Gradle / Ivy

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/*
 * Copyright © 2015 Stefan Niederhauser ([email protected])
 *
 * 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;

public class GraphvizJdkEngine extends AbstractGraphvizEngine {
    private final AbstractGraphvizEngine engine;

    public GraphvizJdkEngine() {
        super(false);
        engine = newEngine();
    }

    private AbstractGraphvizEngine newEngine() {
        try {
            return new GraphvizGraalEngine();
        } catch (ExceptionInInitializerError | NoClassDefFoundError e) {
            return new GraphvizNashornEngine();
        }
    }

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

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