com.cognifide.aet.cleaner.validation.CleanerSchedulerValidator.java Source code

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Here is the source code for com.cognifide.aet.cleaner.validation.CleanerSchedulerValidator.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.cleaner.validation;

import com.cognifide.aet.validation.ValidationResultBuilder;
import com.cognifide.aet.validation.Validator;

import org.apache.commons.lang3.StringUtils;

public class CleanerSchedulerValidator implements Validator {

    private final String schedule;

    private final Long keepNVersions;

    private final Long removeOlderThan;

    public CleanerSchedulerValidator(String schedule, Long keepNVersions, Long removeOlderThan) {
        this.schedule = schedule;
        this.keepNVersions = keepNVersions;
        this.removeOlderThan = removeOlderThan;
    }

    private void validateRestrictions(ValidationResultBuilder validationResultBuilder) {
        if (keepNVersions == null || keepNVersions <= 0) {
            validationResultBuilder.addErrorMessage("Leave N Patterns has to be greater than 0");
        }
        if (removeOlderThan == null || removeOlderThan < 0) {
            validationResultBuilder.addErrorMessage("Remove Older Than has to be greater or equal than 0");
        }
    }

    private void validateSchedule(ValidationResultBuilder validationResultBuilder) {
        if (StringUtils.isEmpty(schedule)) {
            validationResultBuilder.addErrorMessage("CRON expression may not be empty");
        }
    }

    @Override
    public void validate(ValidationResultBuilder validationResultBuilder) {
        validateSchedule(validationResultBuilder);
        validateRestrictions(validationResultBuilder);
    }
}