| /** |
| * Copyright 2011, Big Switch Networks, Inc. |
| * Originally created by David Erickson, Stanford University |
| * |
| * 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 net.floodlightcontroller.storage; |
| |
| /** Predicate class to specify rows by equality or comparison operations |
| * of column values. The Storage API uses the special column name of "id" |
| * to specify the primary key values for the row. |
| * |
| * @author rob |
| */ |
| public class OperatorPredicate implements IPredicate { |
| |
| public enum Operator { EQ, LT, LTE, GT, GTE }; |
| |
| private String columnName; |
| private Operator operator; |
| private Comparable<?> value; |
| |
| public OperatorPredicate(String columnName, Operator operator, Comparable<?> value) { |
| this.columnName = columnName; |
| this.operator = operator; |
| this.value = value; |
| } |
| |
| public String getColumnName() { |
| return columnName; |
| } |
| |
| public Operator getOperator() { |
| return operator; |
| } |
| |
| public Comparable<?> getValue() { |
| return value; |
| } |
| } |