/*
* Copyright (c) 2011,2013 Big Switch Networks, Inc.
*
* Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/legal/epl-v10.html
*
* 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.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* 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 org.sdnplatform.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;
}
}