com.lyncode.jtwig.functions.internal.bool.DivisableBy Maven / Gradle / Ivy

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/**
 * Copyright 2012 Lyncode
 *
 * 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.lyncode.jtwig.functions.internal.bool;

import com.lyncode.jtwig.functions.JtwigFunction;
import com.lyncode.jtwig.functions.annotations.JtwigFunctionDeclaration;
import com.lyncode.jtwig.functions.exceptions.FunctionException;

import static com.lyncode.jtwig.functions.util.Requirements.requires;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.instanceOf;

@JtwigFunctionDeclaration(name = "divisable by")
public class DivisableBy implements JtwigFunction {
    @Override
    public Object execute(Object... arguments) throws FunctionException {
        requires(arguments)
                .withNumberOfArguments(equalTo(2))
                .withArgument(0, instanceOf(Number.class))
                .withArgument(1, instanceOf(Number.class));



        double value1 = ((Number) arguments[0]).doubleValue();
        double value2 = ((Number) arguments[1]).doubleValue();

        return value1 % value2 == 0;
    }
}