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/**
 *
 *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
 *
 *  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 calculator;

import org.osoa.sca.annotations.Reference;
import org.osoa.sca.annotations.Service;


/**
 * An implementation of the Calculator service.
 */
@Service(CalculatorService.class)
public class CalculatorServiceImpl implements CalculatorService {
    
    private AddService addService;
    private SubtractService subtractService;
    private MultiplyService multiplyService;
    private DivideService divideService;
    
    @Reference
    public void setAddService(AddService addService) {
        this.addService = addService;
    }
    
    @Reference
    public void setSubtractService(SubtractService subtractService) {
        this.subtractService = subtractService;
    }
    
    @Reference
    public void setDivideService(DivideService divideService) {
        this.divideService = divideService;
    }
    
    @Reference
    public void setMultiplyService(MultiplyService multiplyService) {
        this.multiplyService = multiplyService;
    }

    public double add(double n1, double n2) {
        return addService.add(n1, n2);
    }

    public double subtract(double n1, double n2) {
        return subtractService.subtract(n1, n2);
    }

    public double multiply(double n1, double n2) {
        return multiplyService.multiply(n1, n2);
    }

    public double divide(double n1, double n2) {
        return divideService.divide(n1, n2);
    }

}