| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.nifi.stateless.parameters; |
| |
| import org.apache.nifi.components.ValidationContext; |
| import org.apache.nifi.components.ValidationResult; |
| import org.apache.nifi.stateless.parameter.AbstractParameterProvider; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| public class InvalidParameterProvider extends AbstractParameterProvider { |
| |
| @Override |
| protected Collection<ValidationResult> customValidate(final ValidationContext validationContext) { |
| final ValidationResult validationResult = new ValidationResult.Builder() |
| .valid(false) |
| .explanation("This Parameter Provider is never valid") |
| .build(); |
| |
| return Collections.singleton(validationResult); |
| } |
| |
| @Override |
| public String getParameterValue(final String contextName, final String parameterName) { |
| return null; |
| } |
| |
| @Override |
| public boolean isParameterDefined(final String contextName, final String parameterName) { |
| return false; |
| } |
| } |
