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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35 import org.apache.log4j.Logger;
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36 import org.onap.dmaap.datarouter.provisioning.utils.DB;
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39 * This class is used to aid in the mapping of node names from/to node IDs.
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41 * @author Robert P. Eby
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42 * @version $Id: NodeClass.java,v 1.2 2014/01/15 16:08:43 eby Exp $
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44 public abstract class NodeClass extends Syncable {
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46 private static Map<String, Integer> map;
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47 private static Logger intLogger = Logger.getLogger("org.onap.dmaap.datarouter.provisioning.internal");
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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. Nodes are only added to the table, they
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57 * are never deleted. The node name is normalized 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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66 for (Integer n : map.values()) {
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71 // take | separated list, add domain if needed.
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73 for (String node : nodes) {
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74 node = normalizeNodename(node);
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75 if (!map.containsKey(node)) {
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76 intLogger.info("..adding " + node + " to NODES with index " + nextid);
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77 map.put(node, nextid);
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78 PreparedStatement ps = null;
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81 @SuppressWarnings("resource")
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82 Connection conn = db.getConnection();
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83 ps = conn.prepareStatement("insert into NODES (NODEID, NAME, ACTIVE) values (?, ?, 1)");
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84 ps.setInt(1, nextid);
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85 ps.setString(2, node);
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89 } catch (SQLException e) {
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90 intLogger.error("PROV0005 doInsert: " + e.getMessage(),e);
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96 } catch (SQLException e) {
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97 intLogger.error("Error in closing PreparedStatement: " + e.getMessage(),e);
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105 public static void reload() {
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106 Map<String, Integer> m = new HashMap<String, Integer>();
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107 PreparedStatement ps = null;
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110 @SuppressWarnings("resource")
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111 Connection conn = db.getConnection();
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112 String sql = "select NODEID, NAME from NODES";
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113 ps = conn.prepareStatement(sql);
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114 ResultSet rs = ps.executeQuery();
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115 while (rs.next()) {
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116 int id = rs.getInt("NODEID");
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117 String name = rs.getString("NAME");
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123 } catch (SQLException e) {
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124 intLogger.error("PROV0005 doInsert: " + e.getMessage(),e);
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131 } catch (SQLException e) {
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132 intLogger.error("PROV0005 doInsert: " + e.getMessage(),e);
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138 public static Integer lookupNodeName(final String name) {
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139 Integer n = map.get(name);
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141 throw new IllegalArgumentException("Invalid node name: " + name);
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146 public static Collection<String> lookupNodeNames(String patt) {
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147 Collection<String> coll = new TreeSet<String>();
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148 final Set<String> keyset = map.keySet();
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149 for (String s : patt.toLowerCase().split(",")) {
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150 if (s.endsWith("*")) {
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151 s = s.substring(0, s.length() - 1);
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152 for (String s2 : keyset) {
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153 if (s2.startsWith(s)) {
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157 } else if (keyset.contains(s)) {
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159 } else if (keyset.contains(normalizeNodename(s))) {
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160 coll.add(normalizeNodename(s));
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162 throw new IllegalArgumentException("Invalid node name: " + s);
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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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175 return s.toLowerCase();
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183 protected String lookupNodeID(int n) {
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184 for (String s : map.keySet()) {
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185 if (map.get(s) == n) {
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