From b4922d319d293894fddd512d29b5f0d1411915d9 Mon Sep 17 00:00:00 2001
From: ARULNA <arul.nambi@amdocs.com>
Date: Mon, 12 Jun 2017 16:41:12 -0400
Subject: Initial commit for AAI-UI(sparky-backend)

Change-Id: I785397ed4197663cdf0c1351041d2f708ed08763
Signed-off-by: ARULNA <arul.nambi@amdocs.com>
---
 .../org/openecomp/sparky/logging/AaiUiMsgs.java    | 422 +++++++++++++++++++++
 .../sparky/logging/util/LoggingUtils.java          |  44 +++
 2 files changed, 466 insertions(+)
 create mode 100644 src/main/java/org/openecomp/sparky/logging/AaiUiMsgs.java
 create mode 100644 src/main/java/org/openecomp/sparky/logging/util/LoggingUtils.java

(limited to 'src/main/java/org/openecomp/sparky/logging')

diff --git a/src/main/java/org/openecomp/sparky/logging/AaiUiMsgs.java b/src/main/java/org/openecomp/sparky/logging/AaiUiMsgs.java
new file mode 100644
index 0000000..a06559c
--- /dev/null
+++ b/src/main/java/org/openecomp/sparky/logging/AaiUiMsgs.java
@@ -0,0 +1,422 @@
+/**
+ * ============LICENSE_START===================================================
+ * SPARKY (AAI UI service)
+ * ============================================================================
+ * Copyright © 2017 AT&T Intellectual Property.
+ * Copyright © 2017 Amdocs
+ * All rights reserved.
+ * ============================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=====================================================
+ *
+ * ECOMP and OpenECOMP are trademarks
+ * and service marks of AT&T Intellectual Property.
+ */
+package org.openecomp.sparky.logging;
+
+import com.att.eelf.i18n.EELFResourceManager;
+
+import org.openecomp.cl.eelf.LogMessageEnum;
+
+/**
+ * The Enum AaiUiMsgs.
+ */
+public enum AaiUiMsgs implements LogMessageEnum {
+  /** Arguments: {0} = Exception/error. */
+  FAILURE_TO_PROCESS_REQUEST,
+  /** Arguments: {0} = Message and or error body. */
+  FAILED_TO_DETERMINE,
+  /** Arguments: {0} = Exception/error. */
+  UNKNOWN_SERVER_ERROR,
+  /** Arguments: {0} = Message and or error body. */
+  FAILED_TO_ANALYZE,
+  /** Arguments: {0} = Exception/error. */
+  FAILED_TO_GET_NODES_QUERY_RESULT,
+  /** Arguments: {0} = Expected link count, {1} = Actual link count. */
+  UNEXPECTED_NUMBER_OF_LINKS,
+  /** Arguments: {0} = Reason. */
+  DANGLING_NODE_WARNING,
+  /** Arguments: {0} = Node count, {1} = Link count. */
+  VISUALIZATION_GRAPH_OUTPUT,
+  /** Arguments: {0} = JsonNode. */
+  ITEM_TYPE_NULL,
+  /** Arguments: {0} = Filter property. */
+  UNEXPECTED_TOKEN_COUNT,
+  /** Arguments: {0} = Error/exception message. */
+  ADD_SEARCH_TARGET_ATTRIBUTES_FAILED,
+  /** No argument */
+  MAX_EVALUATION_ATTEMPTS_EXCEEDED,
+  /** Arguments: {0} = Error/exception message. */
+  VISUALIZATION_OUTPUT_ERROR,
+  /** Arguments: {0} = Total resolve time, {1} = Total links retrieved, {2} = Op time. */
+  ALL_TRANSACTIONS_RESOLVED,
+  /** Arguments: {0} = Error/exception message. */
+  PROCESSING_LOOP_INTERUPTED,
+  /** Arguments: {0} = Node ID. */
+  IGNORING_SKELETON_NODE,
+  /** Arguments: {0} = Node count. */
+  OUTSTANDING_WORK_PENDING_NODES,
+  /** Arguments: {0} = Reason. */
+  FAILED_TO_ADD_SKELETON_NODE,
+  /** Arguments: {0} = Reason. */
+  FAILED_TO_PROCESS_SKELETON_NODE,
+  INVALID_RESOLVE_STATE_DURING_INIT,
+  /** Arguments: {0} = Reason. */
+  FAILED_TO_PROCESS_INITIAL_STATE,
+  /** Arguments: {0} = Relationship. */
+  SKIPPING_RELATIONSHIP,
+  /** Arguments: {0} = Failure reason. */
+  FAILED_TO_DETERMINE_NODE_ID,
+  /** Arguments: {0} = Error/exception message. */
+  EXTRACTION_ERROR,
+  /** Arguments: {0} = Error/exception message. */
+  SELF_LINK_NODE_PARSE_ERROR,
+  /** Arguments: {0} = Node ID. */
+  ROOT_NODE_DISCOVERED,
+  /** Arguments: {0} = Error/exception message. */
+  SELF_LINK_PROCESS_NEIGHBORS_ERROR,
+  /** Arguments: {0} = Error/exception message. */
+  SELF_LINK_JSON_PARSE_ERROR,
+  /** Arguments: {0} = Error/exception message. */
+  SELF_LINK_PROCESSING_ERROR,
+  /** Arguments: {0} = Entity type. */
+  UNHANDLED_OBJ_TYPE_FOR_ENTITY_TYPE,
+  /** Arguments: {0} = Attribute group. */
+  ATTRIBUTE_GROUP_FAILURE,
+  /** Arguments: {0} = Situational description, {1} = Exception message. */
+  EXCEPTION_CAUGHT,
+  /** Arguments: {0} = Operation name, {1} = Operation time. */
+  OPERATION_TIME,
+  /** Arguments: {0} = Error message. */
+  SEARCH_SERVLET_ERROR,
+  /** Arguments: {0} = Exception message. */
+  SEARCH_RESPONSE_BUILDING_EXCEPTION,
+  /** Arguments: {0} = Error message, {1} = Error message. */
+  SEARCH_TAG_ANNOTATION_ERROR,
+  /** Arguments: {0} = App type. */
+  QUERY_FAILED_UNHANDLED_APP_TYPE,
+  /** Arguments: {0} = Entity type. */
+  ENTITY_NOT_FOUND_IN_OXM,
+  /** Arguments: {0} = JSON conversion type, {1} = Error thrown. */
+  JSON_CONVERSION_ERROR,
+  /** Arguments: {0} = Node ID */
+  NO_RELATIONSHIP_DISCOVERED,
+  /** No argument */
+  SELF_LINK_NULL_EMPTY_RESPONSE,
+  /** Arguments: {0} = Error message. */
+  SELF_LINK_RELATIONSHIP_LIST_ERROR,
+  /** Arguments: {0} = AIN id, {1} = old depth, {2} = new depth. */
+  ACTIVE_INV_NODE_CHANGE_DEPTH,
+  /** Arguments: {0} = Node ID, {1} = Current state, {2} = New state {3} = Triggering action */
+  ACTIVE_INV_NODE_CHANGE_STATE,
+  /** Arguments: {0} = Current state, {1} = New state {2} = Triggering action */
+  ACTIVE_INV_NODE_CHANGE_STATE_NO_NODE_ID,
+  /** Arguments: {0} = Count Key {1} = Aggregation Key. */
+  AGGREGATION_KEY_ERROR, 
+  /** Arguments: {0} Configuration */
+  CONFIGURATION_ERROR,
+  /** Arguments: {0} = Source. */
+  ERROR_PARSING_JSON_PAYLOAD_NONVERBOSE,
+  /** Arguments: {0} = Payload. */
+  ERROR_PARSING_JSON_PAYLOAD_VERBOSE,
+  /** Arguments: {0} = Key {1} = JSON Blob. */
+  ERROR_FETCHING_JSON_VALUE,
+  /** Arguments: {0} = Error. */
+  ERROR_PARSING_PARAMS,
+  /** No argument */
+  INVALID_REQUEST_PARAMS,
+  /** Arguments: {0} = Key. */
+  ERROR_SORTING_VIOLATION_DATA, 
+  /** Arguments: {0} = exception */
+  ERROR_SERVLET_PROCESSSING,
+  /** Arguments: {0} = exception */
+  ERROR_BUILDING_RESPONSE_FOR_TABLE_QUERY,
+  /** Arguments: {0} = exception */
+  ERROR_BUILDING_SEARCH_RESPONSE,
+  /** No argument */
+  ERROR_CSP_CONFIG_FILE,
+  /** Arguments: {0} = exception */
+  ERROR_SHUTDOWN_EXECUTORS,
+  /** No argument */
+  ERROR_LOADING_OXM,
+  /** Arguments: {0} = exception */
+  ERROR_GETTING_DATA_FROM_AAI,
+  /** No argument */
+  WAIT_FOR_ALL_SELFLINKS_TO_BE_COLLECTED,
+  /** Arguments: {0} = Entity Type */
+  MISSING_ENTITY_DESCRIPTOR,
+  /** Arguments: {0} = Error */
+  SELF_LINK_GET,
+  /** Arguments: {0} = Error */
+  ES_FAILED_TO_CONSTRUCT_QUERY,
+  /** Arguments: {0} = Error */
+  ES_RETRIEVAL_FAILED,
+  /** Arguments: {0} = Error */
+  ES_LINK_UPSERT,
+  /** Arguments: {0} = Element */
+  ES_SIMPLE_PUT,
+  /** Arguments: {0} = Value {1} = Element {2} = Error */
+  ES_ABORT_CROSS_ENTITY_REF_SYNC,
+  /** Arguments: {0} Return Code */
+  ES_OPERATION_RETURN_CODE,
+  /** Arguments: {0} = Error */
+  ES_CROSS_ENTITY_REF_PUT,
+  /** No argument */
+  ES_CROSS_REF_SYNC_VERSION_CONFLICT,
+  /** Arguments: {0} Result Code {1} = Error */
+  ES_CROSS_REF_SYNC_FAILURE,
+  /** Arguments: {0} = Error */
+  ES_FAILED_TO_CONSTRUCT_URI,
+  /** No argument */
+  ES_RETRIEVAL_FAILED_RESYNC,
+  /** Arguments: {0} = Entity */
+  ES_CROSS_ENTITY_RESYNC_LIMIT,
+  /** Arguments: {0} Entity Name */
+  ES_PKEYVALUE_NULL,
+  /** Arguments: {0} = Error */
+  ES_STORE_FAILURE,
+  /** Arguments: {0} Index Name {1} = Error */
+  ES_PRE_SYNC_FAILURE,
+  /** Arguments: {0} Index Name */
+  ES_SYNC_CLEAN_UP,
+  /** Arguments: {0} Index Name {1} Size before clean up {2} = Size after clean up */
+  ES_SYNC_CLEAN_UP_SIZE,
+  /** Arguments: {0} Index Name {1} Index Type {2} = Size before delete */
+  ES_SYNC_SELECTIVE_DELETE,
+  /** Arguments: {0} Index Name {1} Number of records */
+  ES_BULK_DELETE,
+  /** Arguments: {0} Index name {1} = Error */
+  ES_BULK_DELETE_ERROR,
+  /** Arguments: {0} Type of retrieval {1} Completion Time */
+  COLLECT_TIME_WITH_ERROR,
+  /** Arguments: {0} Type of retrieval {1} Completion Time */
+  COLLECT_TIME_WITH_SUCCESS,
+  /** Arguments: {0} Type of retrieval {1} Number of records */
+  COLLECT_TOTAL,
+  /** Arguments: {0} Number of required fetches */
+  SYNC_NUMBER_REQ_FETCHES,
+  /** Arguments: {0} Number of total fetches {1} Number of available records*/
+  SYNC_NUMBER_TOTAL_FETCHES,
+  /** Arguments: {0} Completion Time */
+  COLLECT_TOTAL_TIME,
+  /** Arguments: {0} = Error */
+  ES_SCROLL_CONTEXT_ERROR,
+  /** No argument */
+  ES_BULK_DELETE_SKIP,
+  /** Arguments: {0} = Number of docs */
+  ES_BULK_DELETE_START,
+  /** No argument */
+  SELF_LINK_CROSS_REF_SYNC,
+  /** Arguments: {0} = message */
+  ERROR_GENERIC,
+  /** Arguments: {0} = error */
+  JSON_PROCESSING_ERROR,
+  /** Arguments: {0} = exception */
+  ERROR_PROCESSING_REQUEST,
+  /** Arguments: {0} = Self Link */
+  SELF_LINK_GET_NO_RESPONSE,
+  /** Arguments: {0} = error */
+  HISTORICAL_COLLECT_ERROR,
+  /** Arguments: {0} = Time */
+  HISTORICAL_ENTITY_COUNT_SUMMARIZER_STARTING,
+  /** No argument */
+  HISTORICAL_ENTITY_COUNT_SUMMARIZER_NOT_STARTED,
+  /** Arguments: {0} = Controller {1} = Time */
+  HISTORICAL_SYNC_DURATION,
+  /** No argument */
+  HISTORICAL_SYNC_PENDING,
+  /** Arguments: {0} = Time */
+  HISTORICAL_SYNC_TO_BEGIN,  
+  /** Arguments: {0} = message */
+  DEBUG_GENERIC,
+  /** Arguments: {0} = message */
+  INFO_GENERIC,
+  /** Arguments: {0} = message */
+  WARN_GENERIC,
+  /** Arguments: {0} = context {1} = Exception*/
+  INTERRUPTED,
+  /** Arguments: {0} = Entity Type {1} Entity */
+  GEO_SYNC_IGNORING_ENTITY,
+  /** Arguments: {0} = type */
+  OXM_FAILED_RETRIEVAL,
+  /** Arguments: {0} = Directory. */
+  OXM_FILE_NOT_FOUND,
+  /** No argument */
+  OXM_READ_ERROR_NONVERBOSE,
+  /** Arguments: {0} = OXM File name */
+  OXM_READ_ERROR_VERBOSE,
+  /** No argument */
+  OXM_PARSE_ERROR_NONVERBOSE,
+  /** Arguments: {0} = OXM File name {1} = Exception*/
+  OXM_PARSE_ERROR_VERBOSE,
+  /** No argument */
+  OXM_LOAD_SUCCESS,
+  /** Arguments: {0} = Entity {1} = Found property-value*/
+  OXM_PROP_DEF_ERR_CROSS_ENTITY_REF,
+  /** Arguments: {0} = Sequence Number */
+  ETAG_RETRY_SEQ,
+  /** Arguments: {0} = Reason */
+  ETAG_WAIT_INTERRUPTION,
+  /** Arguments: {0} = URL {1} = Sequence Number */
+  QUERY_AAI_RETRY_SEQ,
+  /** Arguments: {0} = URL {1} = Sequence Number */
+  QUERY_AAI_RETRY_DONE_SEQ,
+  /** Arguments: {0} = Reason */
+  QUERY_AAI_WAIT_INTERRUPTION,
+  /** Arguments: {0} = URL {1} = Sequence Number */
+  QUERY_AAI_RETRY_FAILURE_WITH_SEQ,
+  /** Arguments: {0} = URL */
+  QUERY_AAI_RETRY_MAXED_OUT,
+  /** Arguments: {0} = Reason */
+  PEGGING_ERROR,
+  /** Arguments: {0} = Key */
+  DATA_CACHE_SUCCESS,
+  /** Arguments: {0} = URL {1} = Sequence Number */
+  EXECUTOR_SERV_EXCEPTION,
+  /** Arguments: {0} = Exception */
+  DISK_CACHE_READ_IO_ERROR,
+  /** Arguments: {0} = Exception */
+  DISK_CREATE_DIR_IO_ERROR,
+  /** Arguments: {0} = Exception */
+  DISK_DATA_WRITE_IO_ERROR,
+  /** Arguments: {0} = Data Item {1} = Exception */
+  DISK_NAMED_DATA_WRITE_IO_ERROR,
+  /** Arguments: {0} = Data Item {1} = Exception */
+  DISK_NAMED_DATA_READ_IO_ERROR,
+  /** No argument */
+  OFFLINE_STORAGE_PATH_ERROR,
+  /** Arguments: {0} = URL {1} = Error */
+  RESTFULL_OP_ERROR_VERBOSE,
+  /** Arguments: {0} = Method {1} = Time {2} = URL {3} = Result Code */
+  RESTFULL_OP_COMPLETE,
+  /** No argument */
+  INITIALIZE_OXM_MODEL_LOADER,
+  /** Arguments: {0} = Exception */
+  AAI_RETRIEVAL_FAILED_GENERIC,
+  /** Arguments: {0} = Self Link */
+  AAI_RETRIEVAL_FAILED_FOR_SELF_LINK,
+  /** Arguments: {0} = Cookie */
+  COOKIE_FOUND,
+  /** No argument */
+  COOKIE_NOT_FOUND,
+  /** Arguments: {0} = Message */
+  INVALID_REQUEST,
+  /** Arguments: {0} = User ID */
+  USER_AUTHORIZATION_FILE_UNAVAILABLE,
+  /** Arguments: {0} = URL {1} = Cause */
+  INVALID_URL_VERBOSE,
+  /** Arguments: {0} = Row ID */
+  DI_DATA_NOT_FOUND_NONVERBOSE,
+  /** Arguments: {0} = Row ID {1} Attempt count */
+  DI_DATA_NOT_FOUND_VERBOSE,
+  /** Arguments: {0} = Time in ms {1} Status */
+  DI_MS_TIME_FOR_DATA_FETCH,
+  /** Arguments: {0} = Number of Entity Links */
+  ENTITY_SYNC_FAILED_SELFLINK_AMBIGUITY,
+  /** Arguments: {0} = Message */
+  ERROR_EXTRACTING_FROM_RESPONSE,
+  /** No argument */
+  ERROR_LOADING_OXM_SEARCHABLE_ENTITIES,
+  /** Arguments: {0} = Message */
+  ES_SEARCHABLE_ENTITY_SYNC_ERROR,
+  /** Arguments: {0} = Message */
+  FAILED_TO_REGISTER_DUE_TO_NULL,
+  /** Arguments: {0} = File Path */
+  FAILED_TO_RESTORE_TXN_FILE_MISSING,
+  /** Arguments: {0} = Index Name */
+  INDEX_ALREADY_EXISTS,
+  /** Arguments: {0} = Index Name */
+  INDEX_EXISTS,
+  /** Arguments: {0} = Index Name {1} = Operation Result */
+  INDEX_INTEGRITY_CHECK_FAILED,
+  /** Arguments: {0} = Index Name */
+  INDEX_NOT_EXIST,
+  /** Arguments: {0} = Index Name */
+  INDEX_RECREATED,
+  /** Arguments: {0} = Time */
+  SEARCH_ENGINE_SYNC_STARTED,
+  /** Arguments: {0} = Time */
+  SKIP_PERIODIC_SYNC_AS_SYNC_DIDNT_FINISH,
+  /** Arguments: {0} = Message */
+  SYNC_DURATION,
+ /** Arguments: {0} = Entity Type */
+  ENTITY_SYNC_FAILED_DESCRIPTOR_NOT_FOUND,
+  /** Arguments: {0} = AAI Query Result */
+  ENTITY_SYNC_FAILED_DURING_AAI_RESPONSE_CONVERSION,
+  /** Arguments: {0} = Message */
+  ENTITY_SYNC_FAILED_QUERY_ERROR,
+  /** Arguments: {0} = Self Link Query */
+  SELF_LINK_DETERMINATION_FAILED_GENERIC,
+  /** Arguments: {0} = Number of Entity Links */
+  SELF_LINK_DETERMINATION_FAILED_UNEXPECTED_LINKS,
+  /** Arguments: {1} = Query {2} = Operation Result Code {3} = Operation Result */
+  SELF_LINK_RETRIEVAL_FAILED,
+  /** Arguments: {0} = Controller {1} = Synchronizer Current Internal State {2} = New State {3} = Caused By Action */
+  SYNC_INTERNAL_STATE_CHANGED,
+  /** Arguments: {0} = Message */
+  SYNC_INVALID_CONFIG_PARAM,
+  /** Arguments: {0} = Synchronizer Current Internal State */
+  SYNC_NOT_VALID_STATE_DURING_REQUEST,
+  /** No argument */
+  SYNC_SKIPPED_SYNCCONTROLLER_NOT_INITIALIZED,
+  /** No argument */
+  SYNC_START_TIME,
+  /** Arguments: {0} = Controller {1} = Time */
+  SYNC_TO_BEGIN,
+  /** Arguments: {0} = File Path */
+  WILL_RETRIEVE_TXN,
+  /** Arguments: {0} = Configuration file name {1} = Exception */
+  CONFIG_NOT_FOUND_VERBOSE,
+  /** Arguments: {0} = File name */
+  FILE_NOT_FOUND,
+  /** Arguments: {0} = File name */
+  FILE_READ_IN_PROGRESS,
+  ERROR_LOADING_OXM_SUGGESTIBLE_ENTITIES,
+  /** Arguments: {0} = Error message */
+  ES_SUGGESTION_SEARCH_ENTITY_SYNC_ERROR,
+  /** Arguments: {0} = Error message */
+  ES_AGGREGATION_SUGGESTION_ENTITY_SYNC_ERROR,
+  /** Arguments: {0} = Error message. */
+  ENTITY_SYNC_SEARCH_TAG_ANNOTATION_FAILED,
+  /** Arguments: {0} = Error message */
+  SEARCH_ADAPTER_ERROR,
+  /** Arguments: {0} = Decoding exception message */
+  UNSUPPORTED_URL_ENCODING,
+  /** Arguments: {0} = Invalid URL */
+  INVALID_REDIRECT_URL,
+  /** Arguments: {0} = Valid login URL */
+  VALID_REDIRECT_URL,
+  /** Arguments: {0} = Query Parameter Self-Link Extraction Error */
+  QUERY_PARAM_EXTRACTION_ERROR,
+  /** Arguments: {0} = Info message */
+  LOGIN_FILTER_INFO,
+  /** Arguments: {0} = Debug message */
+  LOGIN_FILTER_DEBUG,
+  /** Arguments: {0} = URL to extract parameter from */
+  ERROR_REMOVING_URL_PARAM,
+  /** Arguments: {0} = Hash value */
+  ERROR_INVALID_HASH,
+  ERROR_HASH_NOT_FOUND,
+  ERROR_READING_HTTP_REQ_PARAMS,
+  /** Arguments: {0} = Exception */
+  ERROR_D3_GRAPH_VISUALIZATION,
+  /** Arguments: {0} = Exception */
+  ERROR_AAI_QUERY_WITH_RETRY;
+
+  /**
+   * Static initializer to ensure the resource bundles for this class are loaded...
+   */
+  static {
+    EELFResourceManager.loadMessageBundle("logging/AAIUIMsgs");
+  }
+}
diff --git a/src/main/java/org/openecomp/sparky/logging/util/LoggingUtils.java b/src/main/java/org/openecomp/sparky/logging/util/LoggingUtils.java
new file mode 100644
index 0000000..13f2337
--- /dev/null
+++ b/src/main/java/org/openecomp/sparky/logging/util/LoggingUtils.java
@@ -0,0 +1,44 @@
+/**
+ * ============LICENSE_START===================================================
+ * SPARKY (AAI UI service)
+ * ============================================================================
+ * Copyright © 2017 AT&T Intellectual Property.
+ * Copyright © 2017 Amdocs
+ * All rights reserved.
+ * ============================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=====================================================
+ *
+ * ECOMP and OpenECOMP are trademarks
+ * and service marks of AT&T Intellectual Property.
+ */
+
+package org.openecomp.sparky.logging.util;
+
+/**
+ * The Class LoggingUtils.
+ */
+public class LoggingUtils {
+
+  /**
+   * Sets the duration.
+   *
+   * @param startTime the start time
+   * @param stopTime the stop time
+   * @return the string
+   */
+  public static String setDuration(long startTime, long stopTime) {
+    return String.valueOf(stopTime - startTime);
+  }
+
+}
-- 
cgit