2 * //******************************************************************
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4 * // Copyright 2015 Intel Corporation.
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6 * //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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8 * // Licensed under the Apache License, Version 2.0 (the "License");
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9 * // you may not use this file except in compliance with the License.
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10 * // You may obtain a copy of the License at
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12 * // http://www.apache.org/licenses/LICENSE-2.0
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14 * // Unless required by applicable law or agreed to in writing, software
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15 * // distributed under the License is distributed on an "AS IS" BASIS,
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16 * // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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17 * // See the License for the specific language governing permissions and
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18 * // limitations under the License.
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20 * //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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23 package org.iotivity.base.examples.fridgeserver;
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25 import android.content.Context;
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26 import android.content.Intent;
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27 import android.util.Log;
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29 import org.iotivity.base.EntityHandlerResult;
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30 import org.iotivity.base.OcException;
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31 import org.iotivity.base.OcPlatform;
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32 import org.iotivity.base.OcRepresentation;
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33 import org.iotivity.base.OcResourceRequest;
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34 import org.iotivity.base.OcResourceResponse;
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35 import org.iotivity.base.RequestHandlerFlag;
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36 import org.iotivity.base.ResourceProperty;
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38 import java.util.EnumSet;
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40 import base.iotivity.org.examples.message.IMessageLogger;
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45 * Creates a door resource and performs action based on client requests
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47 public class DoorResource extends Resource implements IMessageLogger {
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48 private Context mContext;
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50 private static String TAG = "DoorResource: ";
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51 private String mSide = StringConstants.LEFT;
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52 private boolean mOpen;
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53 private String resourceURI;
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58 * @param side left or right side of the door
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59 * @param context to enable sending of broadcast messages to be displayed on the user screen
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61 DoorResource(String side, Context context) {
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65 resourceURI = StringConstants.DOOR_URI + mSide;
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67 // eventHandler for register doorResource
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68 OcPlatform.EntityHandler eh = new OcPlatform.EntityHandler() {
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70 public EntityHandlerResult handleEntity(OcResourceRequest ocResourceRequest) {
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71 // this is where the main logic of DoorResource is handled
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72 return entityHandler(ocResourceRequest);
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76 logMessage(TAG + "RegisterDoorResource " + resourceURI + " : " +
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77 StringConstants.RESOURCE_TYPEDOOR + " : " + StringConstants.RESOURCE_INTERFACE);
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78 mResourceHandle = OcPlatform.registerResource(resourceURI,
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79 StringConstants.RESOURCE_TYPEDOOR, StringConstants.RESOURCE_INTERFACE,
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80 eh, EnumSet.of(ResourceProperty.DISCOVERABLE));
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81 } catch (OcException e) {
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82 logMessage(TAG + "DoorResource registerResource error: " + e.getMessage());
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83 Log.e(TAG, e.getMessage());
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88 * updates the current value of the door resource
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90 * @return door representation
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92 private void updateRepresentationValues() {
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94 mRepresentation.setValue(StringConstants.SIDE, mSide);
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95 mRepresentation.setValue(StringConstants.OPEN, mOpen);
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96 mRepresentation.setValue(StringConstants.DEVICE_NAME,
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97 "Intel Powered 2 door, 1 light refrigerator");
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98 } catch (OcException e) {
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99 Log.e(TAG, e.getMessage());
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104 * update the OPEN value of doorResource (door is open/ closed)
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106 * @param representation get current state of door
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108 private void put(OcRepresentation representation) {
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110 mOpen = representation.getValue(StringConstants.OPEN);
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111 } catch (OcException e) {
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112 Log.e(TAG, e.getMessage());
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114 // Note, we won't let the user change the door side!
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118 * this is the main method which handles different incoming requests appropriately.
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120 * @param request OcResourceRequest from the client
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121 * @return EntityHandlerResult depending on whether the request was handled successfully or not
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123 private EntityHandlerResult entityHandler(OcResourceRequest request) {
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124 EntityHandlerResult result = EntityHandlerResult.ERROR;
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125 if (null != request) {
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127 if (request.getRequestHandlerFlagSet().contains(RequestHandlerFlag.REQUEST)) {
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128 OcResourceResponse response = new OcResourceResponse();
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129 response.setRequestHandle(request.getRequestHandle());
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130 response.setResourceHandle(request.getResourceHandle());
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132 switch (request.getRequestType()) {
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134 response.setErrorCode(StringConstants.OK);
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135 updateRepresentationValues();
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136 response.setResourceRepresentation(mRepresentation);
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137 response.setResponseResult(EntityHandlerResult.OK);
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138 OcPlatform.sendResponse(response);
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141 response.setErrorCode(StringConstants.OK);
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142 put(request.getResourceRepresentation());
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143 updateRepresentationValues();
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144 response.setResourceRepresentation(mRepresentation);
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145 response.setResponseResult(EntityHandlerResult.OK);
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146 OcPlatform.sendResponse(response);
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149 response.setResponseResult(EntityHandlerResult.RESOURCE_DELETED);
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150 response.setErrorCode(204);
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151 OcPlatform.sendResponse(response);
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154 result = EntityHandlerResult.OK;
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156 } catch (OcException e) {
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157 logMessage(TAG + e.getMessage());
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158 Log.e(TAG, e.getMessage());
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159 return EntityHandlerResult.ERROR;
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166 public void logMessage(String msg) {
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168 if (StringConstants.ENABLE_PRINTING) {
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173 public void logMsg(final String text) {
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174 Intent intent = new Intent(StringConstants.INTENT);
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175 intent.putExtra(StringConstants.MESSAGE, text);
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176 mContext.sendBroadcast(intent);
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