#region License
/*
* Copyright 2002-2005 the original author or authors.
*
* 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.
*/
#endregion
#region Imports
using System.Collections;
#endregion
namespace Spring.Validation{
/// <summary>
/// An object that can validate application-specific objects.
/// </summary>
/// <remarks>
/// <p>
/// The primary motivation for this interface is to enable validation to be
/// decoupled from the (user) interface and placed in business objects.
/// </p>
/// <p>
/// Application developers writing their own custom
/// <see cref="Spring.Validation.IValidator"/> implementations will
/// typically not implement this interface directly. In most cases, custom
/// validators woud be better served deriving from the
/// <see lang="abstract"/> <see cref="BaseValidator"/> class, with the
/// custom validation ligic being implemented in an override of the
/// <see lang="abstract"/>
/// <see cref="BaseValidator.Validate(object, IValidationErrors)"/>
/// template method.
/// </p>
/// </remarks>
/// <author>Aleksandar Seovic</author>
/// <seealso cref="BaseValidator"/>
public interface IValidator
{
/// <summary>
/// Validates the specified object.
/// </summary>
/// <param name="validationContext">The object to validate.</param>
/// <param name="errors">
/// The <see cref="ValidationErrors"/> instance to add any error
/// messages to in the case of validation failure.
/// </param>
/// <returns>
/// <see lang="true"/> if validation was successful.
/// </returns>
bool Validate(object validationContext, IValidationErrors errors);
/// <summary>
/// Validates the specified object.
/// </summary>
/// <param name="validationContext">The object to validate.</param>
/// <param name="contextParams">Additional context parameters.</param>
/// <param name="errors">
/// The <see cref="ValidationErrors"/> instance to add any error
/// messages to in the case of validation failure.
/// </param>
/// <returns>
/// <see lang="true"/> if validation was successful.
/// </returns>
bool Validate(object validationContext, IDictionary contextParams, IValidationErrors errors);
}
}
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