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A small package that enables validation of (business) rules through a fluent API.

There is a newer version: 2.0.1

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package org.solidcoding.validation.api;

import java.util.function.Predicate;

final class RuleDefinitionBuilder implements RuleBuilder {

    private final Predicate rule;

    public RuleDefinitionBuilder(Predicate rule) {
        this.rule = rule;
    }

    public RuleBuilder and(Predicate rule) {
        return this;
    }

    public Rule otherWiseReport(String failMessage, Object... formatArguments) {
        if (formatArguments != null) {
            var actualMessage = String.format(failMessage, formatArguments);
            return new RuleDefinition<>(rule, actualMessage);
        }
        return new RuleDefinition<>(rule, failMessage);
    }

}