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/*
 * Copyright (c) 2008-2024, Hazelcast, Inc. All Rights Reserved.
 *
 * 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 com.hazelcast.query.impl.getters;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

public final class MethodGetter extends AbstractMultiValueGetter {

    private final Method method;

    // for testing purposes only
    public MethodGetter(Getter parent, Method method, String modifier, Class elementType) {
        this(parent, method, modifier, method.getReturnType(), elementType);
    }

    public MethodGetter(Getter parent, Method method, String modifier, Class type, Class elementType) {
        super(parent, modifier, type, elementType);
        this.method = method;
    }

    @Override
    protected Object extractFrom(Object object) throws IllegalAccessException, InvocationTargetException {
        try {
            return method.invoke(object);
        } catch (IllegalArgumentException e) {
            throw new IllegalArgumentException(composeAttributeValueExtractionFailedMessage(method), e);
        }
    }

    @Override
    boolean isCacheable() {
        return true;
    }

    @Override
    public String toString() {
        return "MethodGetter [parent=" + parent + ", method=" + method.getName() + ", modifier = " + getModifier() + "]";
    }

}