chrome/android/java/src/org/chromium/chrome/browser/payments/PaymentRequestJourneyLogger.java - Issue 2750103005: [Payments] Move journey logger to native.

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Issue 2750103005: [Payments] Move journey logger to native. (Closed)

Patch Set: Add the component_jni_registrar files Created 3 years, 8 months ago

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1 // Copyright 2016 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 package org.chromium.chrome.browser.payments;

6

7 import org.chromium.base.metrics.RecordHistogram;

8

9 /**

10 * A class used to record journey metrics for the Payment Request feature.

11 */

12 public class PaymentRequestJourneyLogger {

13 // The index of the different sections of a Payment Request. Used to record journey stats.

14 public static final int SECTION_CONTACT_INFO = 0;

15 public static final int SECTION_CREDIT_CARDS = 1;

16 public static final int SECTION_SHIPPING_ADDRESS = 2;

17 public static final int SECTION_MAX = 3;

18

19 // For the CanMakePayment histograms.

20 public static final int CAN_MAKE_PAYMENT_USED = 0;

21 public static final int CAN_MAKE_PAYMENT_NOT_USED = 1;

22 public static final int CAN_MAKE_PAYMENT_USE_MAX = 2;

23

24 // Used to log different parameters' effect on whether the transaction was c ompleted.

25 public static final int COMPLETION_STATUS_COMPLETED = 0;

26 public static final int COMPLETION_STATUS_ABORTED = 1;

27 public static final int COMPLETION_STATUS_MAX = 2;

28

29 // Used to mesure the impact of the CanMakePayment return value on whether t he Payment Request

30 // is shown to the user.

31 public static final int CMP_SHOW_COULD_NOT_MAKE_PAYMENT_AND_DID_NOT_SHOW = 0 ;

32 public static final int CMP_SHOW_DID_SHOW = 1 << 0;

33 public static final int CMP_SHOW_COULD_MAKE_PAYMENT = 1 << 1;

34 public static final int CMP_SHOW_MAX = 4;

35

36 // The minimum expected value of CustomCountHistograms is always set to 1. I t is still possible

37 // to log the value 0 to that type of histogram.

38 private static final int MIN_EXPECTED_SAMPLE = 1;

39 private static final int MAX_EXPECTED_SAMPLE = 49;

40 private static final int NUMBER_BUCKETS = 50;

41

42 private static class SectionStats {

43 private int mNumberSuggestionsShown;

44 private int mNumberSelectionChanges;

45 private int mNumberSelectionEdits;

46 private int mNumberSelectionAdds;

47 private boolean mIsRequested;

48 }

49

50 private SectionStats[] mSections;

51

52 private boolean mWasCanMakePaymentUsed;

53 private boolean mCouldMakePayment;

54 private boolean mWasShowCalled;

55

56 public PaymentRequestJourneyLogger() {

57 mSections = new SectionStats[SECTION_MAX];

58 for (int i = 0; i < mSections.length; ++i) {

59 mSections[i] = new SectionStats();

60 }

61 }

62

63 /**

64 * Sets the number of suggestions shown for the specified section.

65 *

66 * @param section The section for which to log.

67 * @param number The number of suggestions.

68 */

69 public void setNumberOfSuggestionsShown(int section, int number) {

70 assert section < SECTION_MAX;

71 mSections[section].mNumberSuggestionsShown = number;

72 mSections[section].mIsRequested = true;

73 }

74

75 /**

76 * Increments the number of selection changes for the specified section.

77 *

78 * @param section The section for which to log.

79 */

80 public void incrementSelectionChanges(int section) {

81 assert section < SECTION_MAX;

82 mSections[section].mNumberSelectionChanges++;

83 }

84

85 /**

86 * Increments the number of selection edits for the specified section.

87 *

88 * @param section The section for which to log.

89 */

90 public void incrementSelectionEdits(int section) {

91 assert section < SECTION_MAX;

92 mSections[section].mNumberSelectionEdits++;

93 }

94

95 /**

96 * Increments the number of selection adds for the specified section.

97 *

98 * @param section The section for which to log.

99 */

100 public void incrementSelectionAdds(int section) {

101 assert section < SECTION_MAX;

102 mSections[section].mNumberSelectionAdds++;

103 }

104

105 /**

106 * Records the fact that the merchant called CanMakePayment and records it's return value.

107 *

108 * @param value The return value of the CanMakePayment call.

109 */

110 public void setCanMakePaymentValue(boolean value) {

111 mWasCanMakePaymentUsed = true;

112 mCouldMakePayment \|= value;

113 }

114

115 /**

116 * Records the fact that the Payment Request was shown to the user.

117 */

118 public void setShowCalled() {

119 mWasShowCalled = true;

120 }

121

122 /*

123 * Records the histograms for all the sections that were requested by the me rchant and for the

124 * usage of the CanMakePayment method and its effect on the transaction. Thi s method should be

125 * called when the payment request has either been completed or aborted.

126 *

127 * @param submissionType A string indicating the way the payment request was concluded.

128 */

129 public void recordJourneyStatsHistograms(String submissionType) {

130 recordSectionSpecificStats(submissionType);

131

132 // Record the CanMakePayment metrics based on whether the transaction wa s completed or

133 // aborted by the user (UserAborted) or otherwise (OtherAborted).

134 recordCanMakePaymentStats(submissionType.contains("Abort") ? COMPLETION_ STATUS_ABORTED

135 : COMPLETION_ STATUS_COMPLETED);

136 }

137

138 /**

139 * Records the histograms for all the sections that were requested by the me rchant.

140 *

141 * @param submissionType A string indicating the way the payment request was concluded.

142 */

143 private void recordSectionSpecificStats(String submissionType) {

144 // Record whether the user had suggestions for each requested informatio n.

145 boolean userHadAllRequestedInformation = true;

146

147 for (int i = 0; i < mSections.length; ++i) {

148 String nameSuffix = "";

149 switch (i) {

150 case SECTION_SHIPPING_ADDRESS:

151 nameSuffix = "ShippingAddress." + submissionType;

152 break;

153 case SECTION_CONTACT_INFO:

154 nameSuffix = "ContactInfo." + submissionType;

155 break;

156 case SECTION_CREDIT_CARDS:

157 nameSuffix = "CreditCards." + submissionType;

158 break;

159 default:

160 break;

161 }

162

163 assert !nameSuffix.isEmpty();

164

165 // Only log the metrics for a section if it was requested by the mer chant.

166 if (mSections[i].mIsRequested) {

167 RecordHistogram.recordCustomCountHistogram(

168 "PaymentRequest.NumberOfSelectionAdds." + nameSuffix,

169 Math.min(mSections[i].mNumberSelectionAdds, MAX_EXPECTED _SAMPLE),

170 MIN_EXPECTED_SAMPLE, MAX_EXPECTED_SAMPLE, NUMBER_BUCKETS );

171 RecordHistogram.recordCustomCountHistogram(

172 "PaymentRequest.NumberOfSelectionChanges." + nameSuffix,

173 Math.min(mSections[i].mNumberSelectionChanges, MAX_EXPEC TED_SAMPLE),

174 MIN_EXPECTED_SAMPLE, MAX_EXPECTED_SAMPLE, NUMBER_BUCKETS );

175 RecordHistogram.recordCustomCountHistogram(

176 "PaymentRequest.NumberOfSelectionEdits." + nameSuffix,

177 Math.min(mSections[i].mNumberSelectionEdits, MAX_EXPECTE D_SAMPLE),

178 MIN_EXPECTED_SAMPLE, MAX_EXPECTED_SAMPLE, NUMBER_BUCKETS );

179 RecordHistogram.recordCustomCountHistogram(

180 "PaymentRequest.NumberOfSuggestionsShown." + nameSuffix,

181 Math.min(mSections[i].mNumberSuggestionsShown, MAX_EXPEC TED_SAMPLE),

182 MIN_EXPECTED_SAMPLE, MAX_EXPECTED_SAMPLE, NUMBER_BUCKETS );

183

184 if (mSections[i].mNumberSuggestionsShown == 0) {

185 userHadAllRequestedInformation = false;

186 }

187 }

188 }

189

190 // Record metrics about completion based on whether the user had suggest ions for each

191 // requested information.

192 int completionStatus = submissionType.contains("Abort") ? COMPLETION_STA TUS_ABORTED

193 : COMPLETION_STA TUS_COMPLETED;

194 if (userHadAllRequestedInformation) {

195 RecordHistogram.recordEnumeratedHistogram(

196 "PaymentRequest.UserHadSuggestionsForEverything.EffectOnComp letion",

197 completionStatus, COMPLETION_STATUS_MAX);

198 } else {

199 RecordHistogram.recordEnumeratedHistogram(

200 "PaymentRequest.UserDidNotHaveSuggestionsForEverything.Effec tOnCompletion",

201 completionStatus, COMPLETION_STATUS_MAX);

202 }

203 }

204

205 /**

206 * Records the metrics related the the CanMakePayment method.

207 *

208 * @param completionStatus Whether the transaction was completed or aborted.

209 */

210 private void recordCanMakePaymentStats(int completionStatus) {

211 // Record CanMakePayment usage.

212 RecordHistogram.recordEnumeratedHistogram("PaymentRequest.CanMakePayment .Usage",

213 mWasCanMakePaymentUsed ? CAN_MAKE_PAYMENT_USED : CAN_MAKE_PAYMEN T_NOT_USED,

214 CAN_MAKE_PAYMENT_USE_MAX);

215

216 recordCanMakePaymentEffectOnShow();

217 recordCanMakePaymentEffectOnCompletion(completionStatus);

218 }

219

220 /**

221 * Records CanMakePayment's return value effect on whether the Payment Reque st was shown or not.

222 */

223 private void recordCanMakePaymentEffectOnShow() {

224 if (!mWasCanMakePaymentUsed) return;

225

226 int effectOnShow = 0;

227 if (mWasShowCalled) effectOnShow \|= CMP_SHOW_DID_SHOW;

228 if (mCouldMakePayment) effectOnShow \|= CMP_SHOW_COULD_MAKE_PAYMENT;

229

230 RecordHistogram.recordEnumeratedHistogram(

231 "PaymentRequest.CanMakePayment.Used.EffetOnShow", effectOnShow, CMP_SHOW_MAX);

232 }

233

234 /**

235 * Records the completion status depending on the the usage and return value of the

236 * CanMakePaymentMethod.

237 *

238 * @param completionStatus Whether the transaction was completed or aborted.

239 */

240 private void recordCanMakePaymentEffectOnCompletion(int completionStatus) {

241 if (!mWasShowCalled) return;

242

243 String histogramName = "PaymentRequest.CanMakePayment.";

244

245 if (!mWasCanMakePaymentUsed) {

246 histogramName += "NotUsed.WithShowEffectOnCompletion";

247 } else if (mCouldMakePayment) {

248 histogramName += "Used.TrueWithShowEffectOnCompletion";

249 } else {

250 histogramName += "Used.FalseWithShowEffectOnCompletion";

251 }

252

253 RecordHistogram.recordEnumeratedHistogram(

254 histogramName, completionStatus, COMPLETION_STATUS_MAX);

255 }

256 }

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