Java tutorial
/** * Copyright (c) 2015-present, Facebook, Inc. All rights reserved. * * You are hereby granted a non-exclusive, worldwide, royalty-free license to * use, copy, modify, and distribute this software in source code or binary * form for use in connection with the web services and APIs provided by * Facebook. * * As with any software that integrates with the Facebook platform, your use * of this software is subject to the Facebook Developer Principles and * Policies [http://developers.facebook.com/policy/]. This copyright notice * shall be included in all copies or substantial portions of the software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * */ package com.facebook.ads.sdk; import java.lang.reflect.Modifier; import java.util.Arrays; import java.util.HashMap; import java.util.List; import java.util.Map; import org.apache.commons.lang.StringUtils; import com.facebook.ads.sdk.APIException.MalformedResponseException; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import com.google.gson.JsonArray; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.JsonParser; import com.google.gson.annotations.SerializedName; /** * This class is auto-genereated. * * For any issues or feature requests related to this class, please let us know * on github and we'll fix in our codegen framework. We'll not be able to accept * pull request for this class. * */ public class CustomConversion extends APINode { @SerializedName("account_id") private String mAccountId = null; @SerializedName("creation_time") private String mCreationTime = null; @SerializedName("custom_event_type") private EnumCustomEventType mCustomEventType = null; @SerializedName("default_conversion_value") private Long mDefaultConversionValue = null; @SerializedName("description") private String mDescription = null; @SerializedName("first_fired_time") private String mFirstFiredTime = null; @SerializedName("id") private String mId = null; @SerializedName("is_archived") private Boolean mIsArchived = null; @SerializedName("last_fired_time") private String mLastFiredTime = null; @SerializedName("name") private String mName = null; @SerializedName("pixel") private AdsPixel mPixel = null; @SerializedName("pixel_aggregation_rule") private String mPixelAggregationRule = null; @SerializedName("pixel_rule") private String mPixelRule = null; @SerializedName("retention_days") private Long mRetentionDays = null; protected static Gson gson = null; CustomConversion() { } public CustomConversion(Long id, APIContext context) { this(id.toString(), context); } public CustomConversion(String id, APIContext context) { this.mId = id; this.context = context; } public CustomConversion fetch() throws APIException { CustomConversion newInstance = fetchById(this.getPrefixedId().toString(), this.context); this.copyFrom(newInstance); return this; } public static CustomConversion fetchById(Long id, APIContext context) throws APIException { return fetchById(id.toString(), context); } public static CustomConversion fetchById(String id, APIContext context) throws APIException { CustomConversion customConversion = new APIRequestGet(id, context).requestAllFields().execute(); return customConversion; } public static APINodeList<CustomConversion> fetchByIds(List<String> ids, List<String> fields, APIContext context) throws APIException { return (APINodeList<CustomConversion>) (new APIRequest<CustomConversion>(context, "", "/", "GET", CustomConversion.getParser()).setParam("ids", StringUtils.join(ids, ",")).requestFields(fields) .execute()); } private String getPrefixedId() { return getId(); } public String getId() { return getFieldId().toString(); } public static CustomConversion loadJSON(String json, APIContext context) { CustomConversion customConversion = getGson().fromJson(json, CustomConversion.class); if (context.isDebug()) { JsonParser parser = new JsonParser(); JsonElement o1 = parser.parse(json); JsonElement o2 = parser.parse(customConversion.toString()); if (o1.getAsJsonObject().get("__fb_trace_id__") != null) { o2.getAsJsonObject().add("__fb_trace_id__", o1.getAsJsonObject().get("__fb_trace_id__")); } if (!o1.equals(o2)) { context.log("[Warning] When parsing response, object is not consistent with JSON:"); context.log("[JSON]" + o1); context.log("[Object]" + o2); } ; } customConversion.context = context; customConversion.rawValue = json; return customConversion; } public static APINodeList<CustomConversion> parseResponse(String json, APIContext context, APIRequest request) throws MalformedResponseException { APINodeList<CustomConversion> customConversions = new APINodeList<CustomConversion>(request, json); JsonArray arr; JsonObject obj; JsonParser parser = new JsonParser(); Exception exception = null; try { JsonElement result = parser.parse(json); if (result.isJsonArray()) { // First, check if it's a pure JSON Array arr = result.getAsJsonArray(); for (int i = 0; i < arr.size(); i++) { customConversions.add(loadJSON(arr.get(i).getAsJsonObject().toString(), context)); } ; return customConversions; } else if (result.isJsonObject()) { obj = result.getAsJsonObject(); if (obj.has("data")) { if (obj.has("paging")) { JsonObject paging = obj.get("paging").getAsJsonObject().get("cursors").getAsJsonObject(); String before = paging.has("before") ? paging.get("before").getAsString() : null; String after = paging.has("after") ? paging.get("after").getAsString() : null; customConversions.setPaging(before, after); } if (obj.get("data").isJsonArray()) { // Second, check if it's a JSON array with "data" arr = obj.get("data").getAsJsonArray(); for (int i = 0; i < arr.size(); i++) { customConversions.add(loadJSON(arr.get(i).getAsJsonObject().toString(), context)); } ; } else if (obj.get("data").isJsonObject()) { // Third, check if it's a JSON object with "data" obj = obj.get("data").getAsJsonObject(); boolean isRedownload = false; for (String s : new String[] { "campaigns", "adsets", "ads" }) { if (obj.has(s)) { isRedownload = true; obj = obj.getAsJsonObject(s); for (Map.Entry<String, JsonElement> entry : obj.entrySet()) { customConversions.add(loadJSON(entry.getValue().toString(), context)); } break; } } if (!isRedownload) { customConversions.add(loadJSON(obj.toString(), context)); } } return customConversions; } else if (obj.has("images")) { // Fourth, check if it's a map of image objects obj = obj.get("images").getAsJsonObject(); for (Map.Entry<String, JsonElement> entry : obj.entrySet()) { customConversions.add(loadJSON(entry.getValue().toString(), context)); } return customConversions; } else { // Fifth, check if it's an array of objects indexed by id boolean isIdIndexedArray = true; for (Map.Entry entry : obj.entrySet()) { String key = (String) entry.getKey(); if (key.equals("__fb_trace_id__")) { continue; } JsonElement value = (JsonElement) entry.getValue(); if (value != null && value.isJsonObject() && value.getAsJsonObject().has("id") && value.getAsJsonObject().get("id") != null && value.getAsJsonObject().get("id").getAsString().equals(key)) { customConversions.add(loadJSON(value.toString(), context)); } else { isIdIndexedArray = false; break; } } if (isIdIndexedArray) { return customConversions; } // Sixth, check if it's pure JsonObject customConversions.clear(); customConversions.add(loadJSON(json, context)); return customConversions; } } } catch (Exception e) { exception = e; } throw new MalformedResponseException("Invalid response string: " + json, exception); } @Override public APIContext getContext() { return context; } @Override public void setContext(APIContext context) { this.context = context; } @Override public String toString() { return getGson().toJson(this); } public APIRequestGetActivities getActivities() { return new APIRequestGetActivities(this.getPrefixedId().toString(), context); } public APIRequestGetStats getStats() { return new APIRequestGetStats(this.getPrefixedId().toString(), context); } public APIRequestDelete delete() { return new APIRequestDelete(this.getPrefixedId().toString(), context); } public APIRequestGet get() { return new APIRequestGet(this.getPrefixedId().toString(), context); } public APIRequestUpdate update() { return new APIRequestUpdate(this.getPrefixedId().toString(), context); } public String getFieldAccountId() { return mAccountId; } public String getFieldCreationTime() { return mCreationTime; } public EnumCustomEventType getFieldCustomEventType() { return mCustomEventType; } public Long getFieldDefaultConversionValue() { return mDefaultConversionValue; } public String getFieldDescription() { return mDescription; } public String getFieldFirstFiredTime() { return mFirstFiredTime; } public String getFieldId() { return mId; } public Boolean getFieldIsArchived() { return mIsArchived; } public String getFieldLastFiredTime() { return mLastFiredTime; } public String getFieldName() { return mName; } public AdsPixel getFieldPixel() { if (mPixel != null) { mPixel.context = getContext(); } return mPixel; } public String getFieldPixelAggregationRule() { return mPixelAggregationRule; } public String getFieldPixelRule() { return mPixelRule; } public Long getFieldRetentionDays() { return mRetentionDays; } public static class APIRequestGetActivities extends APIRequest<APINode> { APINodeList<APINode> lastResponse = null; @Override public APINodeList<APINode> getLastResponse() { return lastResponse; } public static final String[] PARAMS = { "end_time", "event_type", "start_time", }; public static final String[] FIELDS = {}; @Override public APINodeList<APINode> parseResponse(String response) throws APIException { return APINode.parseResponse(response, getContext(), this); } @Override public APINodeList<APINode> execute() throws APIException { return execute(new HashMap<String, Object>()); } @Override public APINodeList<APINode> execute(Map<String, Object> extraParams) throws APIException { lastResponse = parseResponse(executeInternal(extraParams)); return lastResponse; } public APIRequestGetActivities(String nodeId, APIContext context) { super(context, nodeId, "/activities", "GET", Arrays.asList(PARAMS)); } @Override public APIRequestGetActivities setParam(String param, Object value) { setParamInternal(param, value); return this; } @Override public APIRequestGetActivities setParams(Map<String, Object> params) { setParamsInternal(params); return this; } public APIRequestGetActivities setEndTime(String endTime) { this.setParam("end_time", endTime); return this; } public APIRequestGetActivities setEventType(EnumEventType eventType) { this.setParam("event_type", eventType); return this; } public APIRequestGetActivities setEventType(String eventType) { this.setParam("event_type", eventType); return this; } public APIRequestGetActivities setStartTime(String startTime) { this.setParam("start_time", startTime); return this; } public APIRequestGetActivities requestAllFields() { return this.requestAllFields(true); } public APIRequestGetActivities requestAllFields(boolean value) { for (String field : FIELDS) { this.requestField(field, value); } return this; } @Override public APIRequestGetActivities requestFields(List<String> fields) { return this.requestFields(fields, true); } @Override public APIRequestGetActivities requestFields(List<String> fields, boolean value) { for (String field : fields) { this.requestField(field, value); } return this; } @Override public APIRequestGetActivities requestField(String field) { this.requestField(field, true); return this; } @Override public APIRequestGetActivities requestField(String field, boolean value) { this.requestFieldInternal(field, value); return this; } } public static class APIRequestGetStats extends APIRequest<AdsPixelStatsResult> { APINodeList<AdsPixelStatsResult> lastResponse = null; @Override public APINodeList<AdsPixelStatsResult> getLastResponse() { return lastResponse; } public static final String[] PARAMS = { "aggregation", "end_time", "start_time", }; public static final String[] FIELDS = { "aggregation", "data", "timestamp", }; @Override public APINodeList<AdsPixelStatsResult> parseResponse(String response) throws APIException { return AdsPixelStatsResult.parseResponse(response, getContext(), this); } @Override public APINodeList<AdsPixelStatsResult> execute() throws APIException { return execute(new HashMap<String, Object>()); } @Override public APINodeList<AdsPixelStatsResult> execute(Map<String, Object> extraParams) throws APIException { lastResponse = parseResponse(executeInternal(extraParams)); return lastResponse; } public APIRequestGetStats(String nodeId, APIContext context) { super(context, nodeId, "/stats", "GET", Arrays.asList(PARAMS)); } @Override public APIRequestGetStats setParam(String param, Object value) { setParamInternal(param, value); return this; } @Override public APIRequestGetStats setParams(Map<String, Object> params) { setParamsInternal(params); return this; } public APIRequestGetStats setAggregation(AdsPixelStatsResult.EnumAggregation aggregation) { this.setParam("aggregation", aggregation); return this; } public APIRequestGetStats setAggregation(String aggregation) { this.setParam("aggregation", aggregation); return this; } public APIRequestGetStats setEndTime(String endTime) { this.setParam("end_time", endTime); return this; } public APIRequestGetStats setStartTime(String startTime) { this.setParam("start_time", startTime); return this; } public APIRequestGetStats requestAllFields() { return this.requestAllFields(true); } public APIRequestGetStats requestAllFields(boolean value) { for (String field : FIELDS) { this.requestField(field, value); } return this; } @Override public APIRequestGetStats requestFields(List<String> fields) { return this.requestFields(fields, true); } @Override public APIRequestGetStats requestFields(List<String> fields, boolean value) { for (String field : fields) { this.requestField(field, value); } return this; } @Override public APIRequestGetStats requestField(String field) { this.requestField(field, true); return this; } @Override public APIRequestGetStats requestField(String field, boolean value) { this.requestFieldInternal(field, value); return this; } public APIRequestGetStats requestAggregationField() { return this.requestAggregationField(true); } public APIRequestGetStats requestAggregationField(boolean value) { this.requestField("aggregation", value); return this; } public APIRequestGetStats requestDataField() { return this.requestDataField(true); } public APIRequestGetStats requestDataField(boolean value) { this.requestField("data", value); return this; } public APIRequestGetStats requestTimestampField() { return this.requestTimestampField(true); } public APIRequestGetStats requestTimestampField(boolean value) { this.requestField("timestamp", value); return this; } } public static class APIRequestDelete extends APIRequest<APINode> { APINode lastResponse = null; @Override public APINode getLastResponse() { return lastResponse; } public static final String[] PARAMS = {}; public static final String[] FIELDS = {}; @Override public APINode parseResponse(String response) throws APIException { return APINode.parseResponse(response, getContext(), this).head(); } @Override public APINode execute() throws APIException { return execute(new HashMap<String, Object>()); } @Override public APINode execute(Map<String, Object> extraParams) throws APIException { lastResponse = parseResponse(executeInternal(extraParams)); return lastResponse; } public APIRequestDelete(String nodeId, APIContext context) { super(context, nodeId, "/", "DELETE", Arrays.asList(PARAMS)); } @Override public APIRequestDelete setParam(String param, Object value) { setParamInternal(param, value); return this; } @Override public APIRequestDelete setParams(Map<String, Object> params) { setParamsInternal(params); return this; } public APIRequestDelete requestAllFields() { return this.requestAllFields(true); } public APIRequestDelete requestAllFields(boolean value) { for (String field : FIELDS) { this.requestField(field, value); } return this; } @Override public APIRequestDelete requestFields(List<String> fields) { return this.requestFields(fields, true); } @Override public APIRequestDelete requestFields(List<String> fields, boolean value) { for (String field : fields) { this.requestField(field, value); } return this; } @Override public APIRequestDelete requestField(String field) { this.requestField(field, true); return this; } @Override public APIRequestDelete requestField(String field, boolean value) { this.requestFieldInternal(field, value); return this; } } public static class APIRequestGet extends APIRequest<CustomConversion> { CustomConversion lastResponse = null; @Override public CustomConversion getLastResponse() { return lastResponse; } public static final String[] PARAMS = {}; public static final String[] FIELDS = { "account_id", "creation_time", "custom_event_type", "default_conversion_value", "description", "first_fired_time", "id", "is_archived", "last_fired_time", "name", "pixel", "pixel_aggregation_rule", "pixel_rule", "retention_days", }; @Override public CustomConversion parseResponse(String response) throws APIException { return CustomConversion.parseResponse(response, getContext(), this).head(); } @Override public CustomConversion execute() throws APIException { return execute(new HashMap<String, Object>()); } @Override public CustomConversion execute(Map<String, Object> extraParams) throws APIException { lastResponse = parseResponse(executeInternal(extraParams)); return lastResponse; } public APIRequestGet(String nodeId, APIContext context) { super(context, nodeId, "/", "GET", Arrays.asList(PARAMS)); } @Override public APIRequestGet setParam(String param, Object value) { setParamInternal(param, value); return this; } @Override public APIRequestGet setParams(Map<String, Object> params) { setParamsInternal(params); return this; } public APIRequestGet requestAllFields() { return this.requestAllFields(true); } public APIRequestGet requestAllFields(boolean value) { for (String field : FIELDS) { this.requestField(field, value); } return this; } @Override public APIRequestGet requestFields(List<String> fields) { return this.requestFields(fields, true); } @Override public APIRequestGet requestFields(List<String> fields, boolean value) { for (String field : fields) { this.requestField(field, value); } return this; } @Override public APIRequestGet requestField(String field) { this.requestField(field, true); return this; } @Override public APIRequestGet requestField(String field, boolean value) { this.requestFieldInternal(field, value); return this; } public APIRequestGet requestAccountIdField() { return this.requestAccountIdField(true); } public APIRequestGet requestAccountIdField(boolean value) { this.requestField("account_id", value); return this; } public APIRequestGet requestCreationTimeField() { return this.requestCreationTimeField(true); } public APIRequestGet requestCreationTimeField(boolean value) { this.requestField("creation_time", value); return this; } public APIRequestGet requestCustomEventTypeField() { return this.requestCustomEventTypeField(true); } public APIRequestGet requestCustomEventTypeField(boolean value) { this.requestField("custom_event_type", value); return this; } public APIRequestGet requestDefaultConversionValueField() { return this.requestDefaultConversionValueField(true); } public APIRequestGet requestDefaultConversionValueField(boolean value) { this.requestField("default_conversion_value", value); return this; } public APIRequestGet requestDescriptionField() { return this.requestDescriptionField(true); } public APIRequestGet requestDescriptionField(boolean value) { this.requestField("description", value); return this; } public APIRequestGet requestFirstFiredTimeField() { return this.requestFirstFiredTimeField(true); } public APIRequestGet requestFirstFiredTimeField(boolean value) { this.requestField("first_fired_time", value); return this; } public APIRequestGet requestIdField() { return this.requestIdField(true); } public APIRequestGet requestIdField(boolean value) { this.requestField("id", value); return this; } public APIRequestGet requestIsArchivedField() { return this.requestIsArchivedField(true); } public APIRequestGet requestIsArchivedField(boolean value) { this.requestField("is_archived", value); return this; } public APIRequestGet requestLastFiredTimeField() { return this.requestLastFiredTimeField(true); } public APIRequestGet requestLastFiredTimeField(boolean value) { this.requestField("last_fired_time", value); return this; } public APIRequestGet requestNameField() { return this.requestNameField(true); } public APIRequestGet requestNameField(boolean value) { this.requestField("name", value); return this; } public APIRequestGet requestPixelField() { return this.requestPixelField(true); } public APIRequestGet requestPixelField(boolean value) { this.requestField("pixel", value); return this; } public APIRequestGet requestPixelAggregationRuleField() { return this.requestPixelAggregationRuleField(true); } public APIRequestGet requestPixelAggregationRuleField(boolean value) { this.requestField("pixel_aggregation_rule", value); return this; } public APIRequestGet requestPixelRuleField() { return this.requestPixelRuleField(true); } public APIRequestGet requestPixelRuleField(boolean value) { this.requestField("pixel_rule", value); return this; } public APIRequestGet requestRetentionDaysField() { return this.requestRetentionDaysField(true); } public APIRequestGet requestRetentionDaysField(boolean value) { this.requestField("retention_days", value); return this; } } public static class APIRequestUpdate extends APIRequest<CustomConversion> { CustomConversion lastResponse = null; @Override public CustomConversion getLastResponse() { return lastResponse; } public static final String[] PARAMS = { "default_conversion_value", "description", "name", }; public static final String[] FIELDS = {}; @Override public CustomConversion parseResponse(String response) throws APIException { return CustomConversion.parseResponse(response, getContext(), this).head(); } @Override public CustomConversion execute() throws APIException { return execute(new HashMap<String, Object>()); } @Override public CustomConversion execute(Map<String, Object> extraParams) throws APIException { lastResponse = parseResponse(executeInternal(extraParams)); return lastResponse; } public APIRequestUpdate(String nodeId, APIContext context) { super(context, nodeId, "/", "POST", Arrays.asList(PARAMS)); } @Override public APIRequestUpdate setParam(String param, Object value) { setParamInternal(param, value); return this; } @Override public APIRequestUpdate setParams(Map<String, Object> params) { setParamsInternal(params); return this; } public APIRequestUpdate setDefaultConversionValue(Double defaultConversionValue) { this.setParam("default_conversion_value", defaultConversionValue); return this; } public APIRequestUpdate setDefaultConversionValue(String defaultConversionValue) { this.setParam("default_conversion_value", defaultConversionValue); return this; } public APIRequestUpdate setDescription(String description) { this.setParam("description", description); return this; } public APIRequestUpdate setName(String name) { this.setParam("name", name); return this; } public APIRequestUpdate requestAllFields() { return this.requestAllFields(true); } public APIRequestUpdate requestAllFields(boolean value) { for (String field : FIELDS) { this.requestField(field, value); } return this; } @Override public APIRequestUpdate requestFields(List<String> fields) { return this.requestFields(fields, true); } @Override public APIRequestUpdate requestFields(List<String> fields, boolean value) { for (String field : fields) { this.requestField(field, value); } return this; } @Override public APIRequestUpdate requestField(String field) { this.requestField(field, true); return this; } @Override public APIRequestUpdate requestField(String field, boolean value) { this.requestFieldInternal(field, value); return this; } } public static enum EnumCustomEventType { @SerializedName("ADD_PAYMENT_INFO") VALUE_ADD_PAYMENT_INFO("ADD_PAYMENT_INFO"), @SerializedName("ADD_TO_CART") VALUE_ADD_TO_CART("ADD_TO_CART"), @SerializedName("ADD_TO_WISHLIST") VALUE_ADD_TO_WISHLIST("ADD_TO_WISHLIST"), @SerializedName("COMPLETE_REGISTRATION") VALUE_COMPLETE_REGISTRATION("COMPLETE_REGISTRATION"), @SerializedName("CONTENT_VIEW") VALUE_CONTENT_VIEW("CONTENT_VIEW"), @SerializedName("INITIATED_CHECKOUT") VALUE_INITIATED_CHECKOUT("INITIATED_CHECKOUT"), @SerializedName("LEAD") VALUE_LEAD("LEAD"), @SerializedName("OTHER") VALUE_OTHER("OTHER"), @SerializedName("PURCHASE") VALUE_PURCHASE("PURCHASE"), @SerializedName("SEARCH") VALUE_SEARCH("SEARCH"), NULL(null); private String value; private EnumCustomEventType(String value) { this.value = value; } @Override public String toString() { return value; } } public static enum EnumEventType { @SerializedName("conversion_create") VALUE_CONVERSION_CREATE("conversion_create"), @SerializedName("conversion_delete") VALUE_CONVERSION_DELETE("conversion_delete"), @SerializedName("conversion_update") VALUE_CONVERSION_UPDATE("conversion_update"), NULL(null); private String value; private EnumEventType(String value) { this.value = value; } @Override public String toString() { return value; } } synchronized /*package*/ static Gson getGson() { if (gson != null) { return gson; } else { gson = new GsonBuilder().excludeFieldsWithModifiers(Modifier.STATIC) .excludeFieldsWithModifiers(Modifier.PROTECTED).disableHtmlEscaping().create(); } return gson; } public CustomConversion copyFrom(CustomConversion instance) { this.mAccountId = instance.mAccountId; this.mCreationTime = instance.mCreationTime; this.mCustomEventType = instance.mCustomEventType; this.mDefaultConversionValue = instance.mDefaultConversionValue; this.mDescription = instance.mDescription; this.mFirstFiredTime = instance.mFirstFiredTime; this.mId = instance.mId; this.mIsArchived = instance.mIsArchived; this.mLastFiredTime = instance.mLastFiredTime; this.mName = instance.mName; this.mPixel = instance.mPixel; this.mPixelAggregationRule = instance.mPixelAggregationRule; this.mPixelRule = instance.mPixelRule; this.mRetentionDays = instance.mRetentionDays; this.context = instance.context; this.rawValue = instance.rawValue; return this; } public static APIRequest.ResponseParser<CustomConversion> getParser() { return new APIRequest.ResponseParser<CustomConversion>() { public APINodeList<CustomConversion> parseResponse(String response, APIContext context, APIRequest<CustomConversion> request) throws MalformedResponseException { return CustomConversion.parseResponse(response, context, request); } }; } }