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   1 /**
   2  * Copyright (c) 2010-2024 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.network.internal;
  14
  15 import java.math.BigDecimal;
  16 import java.util.ArrayList;
  17 import java.util.List;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.network.internal.utils.NetworkUtils;
  21 import org.openhab.binding.network.internal.utils.NetworkUtils.ArpPingUtilEnum;
  22
  23 /**
  24  * Contains the binding configuration and default values. The field names represent the configuration names,
  25  * do not rename them if you don't intend to break the configuration interface.
  26  *
  27  * @author David Graeff - Initial contribution
  28  */
  29 @NonNullByDefault
  30 public class NetworkBindingConfiguration {
  31
  32     public boolean allowSystemPings = true;
  33     public boolean allowDHCPlisten = true;
  34     public BigDecimal cacheDeviceStateTimeInMS = BigDecimal.valueOf(2000);
  35     public String arpPingToolPath = "arping";
  36     public ArpPingUtilEnum arpPingUtilMethod = ArpPingUtilEnum.DISABLED;
  37     // For backwards compatibility reasons, the default is to use the ping method execution time as latency value
  38     public boolean preferResponseTimeAsLatency = false;
  39
  40     private List<NetworkBindingConfigurationListener> listeners = new ArrayList<>();
  41
  42     public void update(NetworkBindingConfiguration newConfiguration) {
  43         this.allowSystemPings = newConfiguration.allowSystemPings;
  44         this.allowDHCPlisten = newConfiguration.allowDHCPlisten;
  45         this.cacheDeviceStateTimeInMS = newConfiguration.cacheDeviceStateTimeInMS;
  46         this.arpPingToolPath = newConfiguration.arpPingToolPath;
  47         this.preferResponseTimeAsLatency = newConfiguration.preferResponseTimeAsLatency;
  48
  49         NetworkUtils networkUtils = new NetworkUtils();
  50         this.arpPingUtilMethod = networkUtils.determineNativeARPpingMethod(arpPingToolPath);
  51
  52         notifyListeners();
  53     }
  54
  55     public void addNetworkBindingConfigurationListener(NetworkBindingConfigurationListener listener) {
  56         listeners.add(listener);
  57     }
  58
  59     private void notifyListeners() {
  60         listeners.forEach(NetworkBindingConfigurationListener::bindingConfigurationChanged);
  61     }
  62
  63     @Override
  64     public String toString() {
  65         return "NetworkBindingConfiguration{" + "allowSystemPings=" + allowSystemPings + ", allowDHCPlisten="
  66                 + allowDHCPlisten + ", cacheDeviceStateTimeInMS=" + cacheDeviceStateTimeInMS + ", arpPingToolPath='"
  67                 + arpPingToolPath + '\'' + ", arpPingUtilMethod=" + arpPingUtilMethod + ", preferResponseTimeAsLatency="
  68                 + preferResponseTimeAsLatency + '}';
  69     }
  70 }