1 /*******************************************************************************
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2 * ============LICENSE_START==================================================
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4 * * ===========================================================================
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5 * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
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6 * * ===========================================================================
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7 * * Licensed under the Apache License, Version 2.0 (the "License");
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8 * * you may not use this file except in compliance with the License.
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9 * * You may obtain a copy of the License at
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11 * * http://www.apache.org/licenses/LICENSE-2.0
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13 * * Unless required by applicable law or agreed to in writing, software
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14 * * distributed under the License is distributed on an "AS IS" BASIS,
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15 * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 * * See the License for the specific language governing permissions and
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17 * * limitations under the License.
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18 * * ============LICENSE_END====================================================
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20 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
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22 ******************************************************************************/
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24 package org.onap.dmaap.datarouter.provisioning.beans;
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26 import java.sql.Connection;
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27 import java.sql.PreparedStatement;
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28 import java.sql.ResultSet;
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29 import java.sql.SQLException;
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30 import java.util.Collection;
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31 import java.util.HashMap;
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32 import java.util.Map;
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33 import java.util.Set;
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34 import java.util.TreeSet;
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36 import org.apache.log4j.Logger;
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37 import org.onap.dmaap.datarouter.provisioning.utils.DB;
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40 * This class is used to aid in the mapping of node names from/to node IDs.
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42 * @author Robert P. Eby
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43 * @version $Id: NodeClass.java,v 1.2 2014/01/15 16:08:43 eby Exp $
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45 public abstract class NodeClass extends Syncable {
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46 private static Map<String, Integer> map;
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48 public NodeClass() {
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49 // init on first use
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56 * Add nodes to the NODES table, when the NODES parameter value is changed.
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57 * Nodes are only added to the table, they are never deleted. The node name is normalized
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58 * to contain the domain (if missing).
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59 * @param nodes a pipe separated list of the current nodes
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61 public static void setNodes(String[] nodes) {
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65 for (Integer n : map.values()) {
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69 // take | separated list, add domain if needed.
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70 Logger intlogger = Logger.getLogger("org.onap.dmaap.datarouter.provisioning.internal");
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71 for (String node : nodes) {
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72 node = normalizeNodename(node);
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73 if (!map.containsKey(node)) {
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74 intlogger.info("..adding "+node+" to NODES with index "+nextid);
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75 map.put(node, nextid);
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76 PreparedStatement ps = null;
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79 @SuppressWarnings("resource")
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80 Connection conn = db.getConnection();
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81 ps = conn.prepareStatement("insert into NODES (NODEID, NAME, ACTIVE) values (?, ?, 1)");
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82 ps.setInt(1, nextid);
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83 ps.setString(2, node);
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87 } catch (SQLException e) {
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88 intlogger.warn("PROV0005 doInsert: "+e.getMessage());
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89 e.printStackTrace();
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93 } catch (SQLException e) {
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94 e.printStackTrace();
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102 public static void reload() {
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103 Map<String, Integer> m = new HashMap<String, Integer>();
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104 PreparedStatement ps = null;
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107 @SuppressWarnings("resource")
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108 Connection conn = db.getConnection();
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109 String sql = "select NODEID, NAME from NODES";
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110 ps = conn.prepareStatement(sql);
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111 ResultSet rs = ps.executeQuery();
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112 while (rs.next()) {
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113 int id = rs.getInt("NODEID");
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114 String name = rs.getString("NAME");
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120 } catch (SQLException e) {
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121 e.printStackTrace();
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125 } catch (SQLException e) {
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126 e.printStackTrace();
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132 public static Integer lookupNodeName(final String name) throws IllegalArgumentException {
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133 Integer n = map.get(name);
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135 throw new IllegalArgumentException("Invalid node name: "+name);
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139 public static Collection<String> lookupNodeNames(String patt) throws IllegalArgumentException {
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140 Collection<String> coll = new TreeSet<String>();
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141 final Set<String> keyset = map.keySet();
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142 for (String s : patt.toLowerCase().split(",")) {
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143 if (s.endsWith("*")) {
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144 s = s.substring(0, s.length()-1);
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145 for (String s2 : keyset) {
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146 if (s2.startsWith(s))
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149 } else if (keyset.contains(s)) {
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151 } else if (keyset.contains(normalizeNodename(s))) {
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152 coll.add(normalizeNodename(s));
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154 throw new IllegalArgumentException("Invalid node name: "+s);
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160 protected String lookupNodeID(int n) {
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161 for (String s : map.keySet()) {
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162 if (map.get(s) == n)
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168 public static String normalizeNodename(String s) {
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169 if (s != null && s.indexOf('.') <= 0) {
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170 Parameters p = Parameters.getParameter(Parameters.PROV_DOMAIN);
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172 String domain = p.getValue();
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176 return s.toLowerCase();
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