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Colesico framework data bean validation assistant and simple dsl validator
There is a newer version: 5.3.0
/*
 * Copyright © 2014-2020 Vladlen V. Larionov and others as noted.
 *
 * 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 colesico.framework.dslvalidator.builder;


import colesico.framework.dslvalidator.Command;
import colesico.framework.dslvalidator.DSLValidator;
import colesico.framework.dslvalidator.ValidationContext;
import colesico.framework.dslvalidator.commands.*;
import colesico.framework.dslvalidator.t9n.ValidatorMessages;
import colesico.framework.translation.Translatable;

import java.util.function.Predicate;

abstract public class ValidatorBuilder extends FlowControlBuilder {


    public ValidatorBuilder(ValidatorMessages vrMessages) {
        super(vrMessages);
    }

    /**
     * Verify value exists (string is not blank, collection is not empty, etc)
     */
    protected  Command required() {
        return new RequiredVerifier<>(vrMessages);
    }

    /**
     * Adds predicate verifier
     *
     * @param predicate
     * @param errorCode
     * @param errorMessage
     * @param messageParam
     */
    protected  Command predicate(final Predicate> predicate,
                                       final String errorCode,
                                       final Translatable errorMessage,
                                       final Object... messageParam) {
        return new PredicateVerifier<>(predicate, errorCode, errorMessage, messageParam);
    }

    /**
     * Verify by regexp match
     *
     * @param pattern
     * @param errorCode
     * @param errorMessage
     * @param messageParam
     */
    protected final Command regexp(final String pattern,
                                           final String errorCode,
                                           final Translatable errorMessage,
                                           final Object... messageParam) {

        return new RegexpVerifier(pattern, errorCode, errorMessage, messageParam);
    }

    /**
     * Verify string length
     *
     * @param min
     * @param max
     */
    protected final Command length(final Integer min,
                                           final Integer max) {

        return new LengthVerifier(min, max, vrMessages);
    }

    /**
     * Verify number range
     *
     * @param min
     * @param max
     * @param includeEndpoints
     * @return
     */
    protected final  Command interval(final Number min,
                                                           final Number max,
                                                           final boolean includeEndpoints) {

        return new IntervalVerifier(min, max, includeEndpoints, vrMessages);
    }

    /**
     * Verify collection size range
     *
     * @param min
     * @param max
     * @param includeEndpoints
     * @return
     */
    protected final  Command size(final Number min,
                                        final Number max,
                                        final boolean includeEndpoints) {

        return new SizeVerifier(min, max, includeEndpoints, vrMessages);
    }

    /**
     * Verify date format
     *
     * @param format
     * @return
     */
    protected final Command dateFormat(final String format) {
        return new DateFormatVerifier(format, vrMessages);
    }

}