001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.apache.hadoop.hbase.security.visibility; 019 020import java.util.ArrayList; 021import java.util.Collections; 022import java.util.List; 023import org.apache.yetus.audience.InterfaceAudience; 024 025/** 026 * This class contains visibility labels associated with a Scan/Get deciding which all labeled data 027 * current scan/get can access. 028 */ 029@InterfaceAudience.Public 030public class Authorizations { 031 032 private List<String> labels; 033 034 public Authorizations(String... labels) { 035 this.labels = new ArrayList<>(labels.length); 036 Collections.addAll(this.labels, labels); 037 } 038 039 public Authorizations(List<String> labels) { 040 this.labels = labels; 041 } 042 043 public List<String> getLabels() { 044 return Collections.unmodifiableList(this.labels); 045 } 046 047 @Override 048 public String toString() { 049 StringBuilder sb = new StringBuilder(); 050 sb.append("[ "); 051 for (String label : labels) { 052 sb.append(label); 053 sb.append(' '); 054 } 055 sb.append(']'); 056 return sb.toString(); 057 } 058 059}