NonNullValidator.java
/*
* Copyright (C) 2017 Red Hat, Inc.
*
* 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 io.atlasmap.validators;
import java.util.List;
import io.atlasmap.spi.AtlasValidator;
import io.atlasmap.v2.Validation;
import io.atlasmap.v2.ValidationScope;
import io.atlasmap.v2.ValidationStatus;
public class NonNullValidator implements AtlasValidator {
private String violationMessage;
private ValidationScope scope;
public NonNullValidator(ValidationScope scope, String violationMessage) {
this.scope = scope;
this.violationMessage = violationMessage;
}
@Override
public boolean supports(Class<?> clazz) {
return true;
}
@Override
public void validate(Object target, List<Validation> validations, String id) {
validate(target, validations, id, ValidationStatus.ERROR);
}
@Override
public void validate(Object target, List<Validation> validations, String id, ValidationStatus status) {
if (target == null) {
Validation validation = new Validation();
validation.setScope(scope);
validation.setId(id);
validation.setMessage(violationMessage);
validation.setStatus(status);
validations.add(validation);
} else if (target.getClass().isAssignableFrom(String.class)) {
String value = (String) target;
if (value.trim().isEmpty()) {
// TODO: Add support for target value
Validation validation = new Validation();
validation.setScope(scope);
validation.setId(id);
validation.setMessage(violationMessage);
validation.setStatus(status);
validations.add(validation);
}
}
}
}