com.cognifide.aet.job.api.ParametersValidator.java Source code

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Here is the source code for com.cognifide.aet.job.api.ParametersValidator.java

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/**
 * Automated Exploratory Tests
 *
 * Copyright (C) 2013 Cognifide Limited
 *
 * 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.cognifide.aet.job.api;

import com.cognifide.aet.job.api.exceptions.ParametersException;

import org.apache.commons.lang3.StringUtils;

/**
 * @author lukasz.wieczorek
 */
public final class ParametersValidator {

    private ParametersValidator() {
    }

    public static void checkRange(int value, int min, int max, String errorMessage) throws ParametersException {
        if (value < min || value > max) {
            throw new ParametersException(errorMessage);
        }
    }

    public static void checkNotBlank(String value, String errorMessage) throws ParametersException {
        if (StringUtils.isBlank(value)) {
            throw new ParametersException(errorMessage);
        }
    }

    public static void checkParameter(boolean expression, String errorMessage) throws ParametersException {
        if (!expression) {
            throw new ParametersException(errorMessage);
        }
    }

}