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/*
* ===============================LICENSE_START======================================
* dcae-analytics
* ================================================================================
* Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============================LICENSE_END===========================================
*/
package org.openecomp.dcae.apod.analytics.common.validation;
import java.util.Collection;
import java.util.Map;
import java.util.Set;
/**
* Validation Response contract
*
* @param <T> Entity class type which is being validated
*
* @author Rajiv Singla . Creation Date: 10/24/2016.
*/
public interface ValidationResponse<T> {
/**
* Returns true if validation resulted in one or more errors
*
* @return true if validation has errors
*/
boolean hasErrors();
/**
* Returns all field names which have error
*
* @return names of fields which have error
*/
Set<String> getFieldNamesWithError();
/**
* Returns list of all error messages
*
* @return list of error messages
*/
Collection<String> getErrorMessages();
/**
* Returns all error messages as string delimited by comma
*
* @return all error messages delimited by given delimiter
*/
String getAllErrorMessage();
/**
* Returns all error messages as string delimited by given delimited
*
* @param delimiter delimited to be used for error message
* @return all error messages delimited by given delimiter
*/
String getAllErrorMessage(String delimiter);
/**
* Adds field name and error message to the validation response
*
* @param fieldName field name which has validation error
* @param filedErrorMessage validation error message
*/
void addErrorMessage(String fieldName, String filedErrorMessage);
/**
* Returns validation results as map containing values as keys and values
* as error Message
*
* @return Map containing field names and error message associated with those fields
*/
Map<String, String> getValidationResultsAsMap();
}
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