| /** |
| * 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 com.datatorrent.stram.client; |
| |
| import java.util.Set; |
| import java.util.TreeSet; |
| import org.codehaus.jettison.json.JSONArray; |
| import org.codehaus.jettison.json.JSONException; |
| import org.codehaus.jettison.json.JSONObject; |
| |
| /** |
| * <p>PermissionsInfo class.</p> |
| * |
| * @since 2.0.0 |
| */ |
| public class PermissionsInfo |
| { |
| |
| private final Set<String> readOnlyRoles = new TreeSet<>(); |
| private final Set<String> readOnlyUsers = new TreeSet<>(); |
| private final Set<String> readWriteRoles = new TreeSet<>(); |
| private final Set<String> readWriteUsers = new TreeSet<>(); |
| private boolean readOnlyEveryone = false; |
| private boolean readWriteEveryone = false; |
| |
| public PermissionsInfo() |
| { |
| } |
| |
| public PermissionsInfo(JSONObject json) throws JSONException |
| { |
| JSONObject readOnly = json.optJSONObject("readOnly"); |
| JSONObject readWrite = json.optJSONObject("readWrite"); |
| if (readOnly != null) { |
| JSONArray users = readOnly.optJSONArray("users"); |
| if (users != null) { |
| for (int i = 0; i < users.length(); i++) { |
| readOnlyUsers.add(users.getString(i)); |
| } |
| } |
| JSONArray roles = readOnly.optJSONArray("roles"); |
| if (roles != null) { |
| for (int i = 0; i < roles.length(); i++) { |
| readOnlyRoles.add(roles.getString(i)); |
| } |
| } |
| readOnlyEveryone = readOnly.optBoolean("everyone", false); |
| } |
| if (readWrite != null) { |
| JSONArray users = readWrite.optJSONArray("users"); |
| if (users != null) { |
| for (int i = 0; i < users.length(); i++) { |
| readWriteUsers.add(users.getString(i)); |
| } |
| } |
| JSONArray roles = readWrite.optJSONArray("roles"); |
| if (roles != null) { |
| for (int i = 0; i < roles.length(); i++) { |
| readWriteRoles.add(roles.getString(i)); |
| } |
| } |
| readWriteEveryone = readWrite.optBoolean("everyone", false); |
| } |
| } |
| |
| public void addReadOnlyRole(String role) |
| { |
| readOnlyRoles.add(role); |
| } |
| |
| public void removeReadOnlyRole(String role) |
| { |
| readOnlyRoles.remove(role); |
| } |
| |
| public void addReadOnlyUser(String user) |
| { |
| readOnlyUsers.add(user); |
| } |
| |
| public void removeReadOnlyUser(String user) |
| { |
| readOnlyUsers.remove(user); |
| } |
| |
| public void setReadOnlyEveryone(boolean readOnlyEveryone) |
| { |
| this.readOnlyEveryone = readOnlyEveryone; |
| } |
| |
| public void addReadWriteRole(String role) |
| { |
| readWriteRoles.add(role); |
| } |
| |
| public void removeReadWriteRole(String role) |
| { |
| readWriteRoles.remove(role); |
| } |
| |
| public void addReadWriteUser(String user) |
| { |
| readWriteRoles.add(user); |
| } |
| |
| public void removeReadWriteUser(String user) |
| { |
| readWriteUsers.remove(user); |
| } |
| |
| public void setReadWriteEveryone(boolean readWriteEveryone) |
| { |
| this.readWriteEveryone = readWriteEveryone; |
| } |
| |
| public boolean canRead(String userName, Set<String> roles) |
| { |
| if (canWrite(userName, roles)) { |
| return true; |
| } |
| if (readOnlyEveryone) { |
| return true; |
| } |
| if (readOnlyUsers.contains(userName)) { |
| return true; |
| } |
| for (String role : roles) { |
| if (readOnlyRoles.contains(role)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| public boolean canWrite(String userName, Set<String> roles) |
| { |
| if (readWriteEveryone) { |
| return true; |
| } |
| if (readWriteUsers.contains(userName)) { |
| return true; |
| } |
| for (String role : roles) { |
| if (readWriteRoles.contains(role)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| public JSONObject toJSONObject() |
| { |
| JSONObject result = new JSONObject(); |
| JSONObject readOnly = new JSONObject(); |
| JSONObject readWrite = new JSONObject(); |
| try { |
| readOnly.put("users", new JSONArray(readOnlyUsers)); |
| readOnly.put("roles", new JSONArray(readOnlyRoles)); |
| readOnly.put("everyone", readOnlyEveryone); |
| readWrite.put("users", new JSONArray(readWriteUsers)); |
| readWrite.put("roles", new JSONArray(readWriteRoles)); |
| readWrite.put("everyone", readWriteEveryone); |
| result.put("readOnly", readOnly); |
| result.put("readWrite", readWrite); |
| } catch (JSONException ex) { |
| throw new RuntimeException(ex); |
| } |
| return result; |
| } |
| } |