| /* |
| * 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.tinkerpop.gremlin.process.traversal.util; |
| |
| import org.apache.tinkerpop.gremlin.process.traversal.TraversalSideEffects; |
| |
| /** |
| * @author Marko A. Rodriguez (http://markorodriguez.com) |
| */ |
| public final class SideEffectHelper { |
| |
| private SideEffectHelper() { |
| } |
| |
| public static void validateSideEffectKey(final String key) throws IllegalArgumentException { |
| if (null == key) |
| throw TraversalSideEffects.Exceptions.sideEffectKeyCanNotBeNull(); |
| if (key.isEmpty()) |
| throw TraversalSideEffects.Exceptions.sideEffectKeyCanNotBeEmpty(); |
| } |
| |
| public static void validateSideEffectValue(final Object value) throws IllegalArgumentException { |
| if (null == value) |
| throw TraversalSideEffects.Exceptions.sideEffectValueCanNotBeNull(); |
| } |
| |
| public static void validateSideEffectKeyValue(final String key, final Object value) throws IllegalArgumentException { |
| SideEffectHelper.validateSideEffectKey(key); |
| SideEffectHelper.validateSideEffectValue(value); |
| } |
| } |