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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.runtime.metaclass;

import org.codehaus.groovy.reflection.CachedClass;
import org.codehaus.groovy.reflection.CachedMethod;

/**
 * Base class for NewInstanceMetaMethod and NewStaticMetaMethod
 */
public class NewMetaMethod extends ReflectionMetaMethod {
    protected static final CachedClass[] EMPTY_TYPE_ARRAY = {};
    protected CachedClass[] bytecodeParameterTypes ;

    public NewMetaMethod(CachedMethod method) {
        super(method);
        bytecodeParameterTypes = method.getParameterTypes();

        int size = bytecodeParameterTypes.length;
        CachedClass[] logicalParameterTypes;
        if (size <= 1) {
            logicalParameterTypes = EMPTY_TYPE_ARRAY;
        } else {
            logicalParameterTypes = new CachedClass[--size];
            System.arraycopy(bytecodeParameterTypes, 1, logicalParameterTypes, 0, size);
        }
        setParametersTypes(logicalParameterTypes);
    }

    public CachedClass getDeclaringClass() {
        return getBytecodeParameterTypes()[0];
    }

    public CachedClass[] getBytecodeParameterTypes() {
        return bytecodeParameterTypes;
    }

    public CachedClass getOwnerClass() {
        return getBytecodeParameterTypes()[0];
    }
}