1 /** 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 package org.apache.hadoop.hbase.security.visibility; 19 20 import org.apache.hadoop.classification.InterfaceAudience; 21 import org.apache.hadoop.classification.InterfaceStability; 22 23 /** 24 * This contains a visibility expression which can be associated with a cell. When it is set with a 25 * Mutation, all the cells in that mutation will get associated with this expression. A visibility 26 * expression can contain visibility labels combined with logical operators AND(&), OR(|) and NOT(!) 27 */ 28 @InterfaceAudience.Public 29 @InterfaceStability.Evolving 30 public class CellVisibility { 31 32 private String expression; 33 34 public CellVisibility(String expression) { 35 this.expression = expression; 36 } 37 38 /** 39 * @return The visibility expression 40 */ 41 public String getExpression() { 42 return this.expression; 43 } 44 45 @Override 46 public String toString() { 47 return this.expression; 48 } 49 }