org.codehaus.groovy.vmplugin.v5.Java5 Maven / Gradle / Ivy

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/*
 * Copyright 2003-2007 the original author or authors.
 *
 * 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 org.codehaus.groovy.vmplugin.v5;

import java.lang.reflect.*;

import org.codehaus.groovy.GroovyBugError;
import org.codehaus.groovy.vmplugin.VMPlugin;
import org.codehaus.groovy.ast.*;

/**
 * java 5 based functions
 * @author Jochen Theodorou
 *
 */
public class Java5 implements VMPlugin { 
    private static Class[] PLUGIN_DGM={PluginDefaultGroovyMethods.class};

    public void setGenericsTypes(ClassNode cn) {
        TypeVariable[] tvs = cn.getTypeClass().getTypeParameters();
        GenericsType[] gts = configureTypeVariable(tvs);
        cn.setGenericsTypes(gts);
    }
    
    private GenericsType[] configureTypeVariable(TypeVariable[] tvs) {
        if (tvs.length==0) return null;
        GenericsType[] gts = new GenericsType[tvs.length];
        for (int i = 0; i < tvs.length; i++) {
            gts[i] = configureTypeVariableDefintion(tvs[i]);
        }
        return gts;
    }
    
    private GenericsType configureTypeVariableDefintion(TypeVariable tv) {
       ClassNode base = configureTypeVariableReference(tv);
       ClassNode redirect = base.redirect();
       base.setRedirect(null);
       Type[] tBounds = tv.getBounds();
       GenericsType gt;
       if (tBounds.length==0) {
           gt = new GenericsType(base);
       } else {
           ClassNode[] cBounds = configureTypes(tBounds);
           gt = new GenericsType(base,cBounds,null);
           gt.setName(base.getName());
           gt.setPlaceholder(true);
       }
       base.setRedirect(redirect);
       return gt;
    }

    private ClassNode[] configureTypes(Type[] types){
        if (types.length==0) return null;
        ClassNode[] nodes = new ClassNode[types.length];
        for (int i=0; i0) {
            params = new Parameter[types.length];
            for (int i=0;i