com.whaleal.icefrog.script.FullSupportScriptEngine Maven / Gradle / Ivy

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package com.whaleal.icefrog.script;

import com.whaleal.icefrog.core.util.StrUtil;

import javax.script.*;
import java.io.Reader;

/**
 * 全功能引擎类，支持Compilable和Invocable
 *
 * @author Looly
 * @author wh
 */
public class FullSupportScriptEngine implements ScriptEngine, Compilable, Invocable {

    ScriptEngine engine;

    /**
     * 构造
     *
     * @param engine 脚本引擎
     */
    public FullSupportScriptEngine( ScriptEngine engine ) {
        this.engine = engine;
    }

    /**
     * 构造
     *
     * @param nameOrExtOrMime 脚本名或者脚本语言扩展名或者MineType
     */
    public FullSupportScriptEngine( String nameOrExtOrMime ) {
        final ScriptEngineManager manager = new ScriptEngineManager();
        ScriptEngine engine = manager.getEngineByName(nameOrExtOrMime);
        if (null == engine) {
            engine = manager.getEngineByExtension(nameOrExtOrMime);
        }
        if (null == engine) {
            engine = manager.getEngineByMimeType(nameOrExtOrMime);
        }
        if (null == engine) {
            throw new NullPointerException(StrUtil.format("Script for [{}] not support !", nameOrExtOrMime));
        }
        this.engine = engine;
    }

    // ----------------------------------------------------------------------------------------------- Invocable
    @Override
    public Object invokeMethod( Object thiz, String name, Object... args ) throws ScriptException, NoSuchMethodException {
        return ((Invocable) engine).invokeMethod(thiz, name, args);
    }

    @Override
    public Object invokeFunction( String name, Object... args ) throws ScriptException, NoSuchMethodException {
        return ((Invocable) engine).invokeFunction(name, args);
    }

    @Override
    public  T getInterface( Class clasz ) {
        return ((Invocable) engine).getInterface(clasz);
    }

    @Override
    public  T getInterface( Object thiz, Class clasz ) {
        return ((Invocable) engine).getInterface(thiz, clasz);
    }

    // ----------------------------------------------------------------------------------------------- Compilable
    @Override
    public CompiledScript compile( String script ) throws ScriptException {
        return ((Compilable) engine).compile(script);
    }

    @Override
    public CompiledScript compile( Reader script ) throws ScriptException {
        return ((Compilable) engine).compile(script);
    }

    // ----------------------------------------------------------------------------------------------- ScriptEngine
    @Override
    public Object eval( String script, ScriptContext context ) throws ScriptException {
        return engine.eval(script, context);
    }

    @Override
    public Object eval( Reader reader, ScriptContext context ) throws ScriptException {
        return engine.eval(reader, context);
    }

    @Override
    public Object eval( String script ) throws ScriptException {
        return engine.eval(script);
    }

    @Override
    public Object eval( Reader reader ) throws ScriptException {
        return engine.eval(reader);
    }

    @Override
    public Object eval( String script, Bindings n ) throws ScriptException {
        return engine.eval(script, n);
    }

    @Override
    public Object eval( Reader reader, Bindings n ) throws ScriptException {
        return engine.eval(reader, n);
    }

    @Override
    public void put( String key, Object value ) {
        engine.put(key, value);
    }

    @Override
    public Object get( String key ) {
        return engine.get(key);
    }

    @Override
    public Bindings getBindings( int scope ) {
        return engine.getBindings(scope);
    }

    @Override
    public void setBindings( Bindings bindings, int scope ) {
        engine.setBindings(bindings, scope);
    }

    @Override
    public Bindings createBindings() {
        return engine.createBindings();
    }

    @Override
    public ScriptContext getContext() {
        return engine.getContext();
    }

    @Override
    public void setContext( ScriptContext context ) {
        engine.setContext(context);
    }

    @Override
    public ScriptEngineFactory getFactory() {
        return engine.getFactory();
    }

}