startup retrieval error

backend/src/main/java/com/nttdata/calender/api/RemedyJavaAPI.java

@@ -21,6 +21,7 @@ import com.bmc.arsys.api.Timestamp;
 import com.bmc.arsys.api.Value;
 import com.nttdata.calender.changes.Change;
 import com.nttdata.calender.contracts.Contract;
+import com.nttdata.calender.errorhandling.ErrorTypes.NotFoundError;
 import com.nttdata.calender.states.State;
 import com.nttdata.calender.supportgroup.SupportGroup;
 
@@ -39,7 +40,7 @@ public class RemedyJavaAPI {
 	/**
 	 * Sets up the Remedy API with the server and admin user/password.
 	 */
-	public RemedyJavaAPI() throws ARException {
+	public RemedyJavaAPI() throws ARException, NotFoundError {
 		server = new ARServerUser();
 		server.setServer("itsm-app-dev.asfinag.at");
 		server.setUser("changecalender_integration");

backend/src/main/java/com/nttdata/calender/contracts/Contract.java

@@ -3,12 +3,10 @@ package com.nttdata.calender.contracts;
 import java.util.ArrayList;
 import java.util.stream.Collectors;
 
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
-
 import com.bmc.arsys.api.ARException;
 import com.nttdata.calender.api.Query;
 import com.nttdata.calender.api.RemedyJavaAPI;
+import com.nttdata.calender.errorhandling.ErrorTypes.NotFoundError;
 
 /**
  * Represents a singleton instance of the Contract class, which provides
@@ -19,7 +17,6 @@ public class Contract {
     private static final String formName_changes = "ASF:WI_TAS_Paket";
     private static final String formName_contracts = "CTR:ContractBase";
     private static final Contract INSTANCE = new Contract();
-    private static final Logger logger = LogManager.getLogger("logger");
     private ArrayList<ContractGetResponse> contracts;
 
     /**
@@ -44,47 +41,45 @@ public class Contract {
      * @param api RemedyJavaAPI object used to connect to the Remedy AR Server
      */
 
-    public void queryContracts(RemedyJavaAPI api) {
+    public void queryContracts(RemedyJavaAPI api) throws ARException, NotFoundError {
-        try {
+        ArrayList<ContractGetResponse> allChanges = new ArrayList<ContractGetResponse>();
-            ArrayList<ContractGetResponse> allChanges = new ArrayList<ContractGetResponse>();
+        ArrayList<ContractGetResponse> allContracts = new ArrayList<ContractGetResponse>();
-            ArrayList<ContractGetResponse> allContracts = new ArrayList<ContractGetResponse>();
 
-            var queryChanges = new Query.QueryBuilder(formName_changes)
+        var queryChanges = new Query.QueryBuilder(formName_changes)
-                    .addFieldId("Contract", 670031002).build();
+                .addFieldId("Contract", 670031002).build();
 
-            allChanges = api.queryFieldsById("", queryChanges.getFieldIds(), formName_changes, null, 0, 0)
+        allChanges = api.queryFieldsById("", queryChanges.getFieldIds(), formName_changes, null, 0, 0)
-                    .stream()
+                .stream()
-                    .map(entry -> new ContractGetResponse(null,
+                .map(entry -> new ContractGetResponse(null,
-                            entry.get(queryChanges.getFieldId("Contract")).toString()))
+                        entry.get(queryChanges.getFieldId("Contract")).toString()))
-                    .distinct()
+                .distinct()
-                    .collect(Collectors.toCollection(ArrayList::new));
+                .collect(Collectors.toCollection(ArrayList::new));
 
-            var queryContracts = new Query.QueryBuilder(formName_contracts)
+        var queryContracts = new Query.QueryBuilder(formName_contracts)
-                    .addFieldId("Id", 179)
+                .addFieldId("Id", 179)
-                    .addFieldId("Name", 8).build();
+                .addFieldId("Name", 8).build();
 
-            allContracts = api
+        allContracts = api
-                    .queryFieldsById("\'Contract ID+\' != \"\"", queryContracts.getFieldIds(), formName_contracts, null,
+                .queryFieldsById("\'Contract ID+\' != \"\"", queryContracts.getFieldIds(), formName_contracts, null,
-                            0, 0)
+                        0, 0)
-                    .stream()
+                .stream()
-                    .map(entry -> new ContractGetResponse(
+                .map(entry -> new ContractGetResponse(
-                            entry.get(queryContracts.getFieldId("Name")).toString(),
+                        entry.get(queryContracts.getFieldId("Name")).toString(),
-                            entry.get(queryContracts.getFieldId("Id")).toString()))
+                        entry.get(queryContracts.getFieldId("Id")).toString()))
-                    .distinct()
+                .distinct()
-                    .collect(Collectors.toCollection(ArrayList::new));
+                .collect(Collectors.toCollection(ArrayList::new));
 
-            for (var change : allChanges) {
+        for (var change : allChanges) {
-                for (var contract : allContracts) {
+            for (var contract : allContracts) {
-                    if (change.id.equals(contract.id)) {
+                if (change.id.equals(contract.id)) {
-                        this.contracts.add(contract);
+                    this.contracts.add(contract);
-                        break;
+                    break;
-                    }
                 }
             }
+        }
 
-        } catch (ARException e) {
+        if (contracts.isEmpty()) {
-            logger.error("An error occured while querying: " + e.getMessage());
+            throw new NotFoundError("No contracts found in this context");
-            e.printStackTrace();
         }
     }
 

backend/src/main/java/com/nttdata/calender/states/State.java

@@ -7,11 +7,13 @@ import java.util.Optional;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.springframework.web.client.HttpClientErrorException.NotFound;
 
 import com.bmc.arsys.api.ARException;
 import com.bmc.arsys.api.Entry;
 import com.nttdata.calender.api.Query;
 import com.nttdata.calender.api.RemedyJavaAPI;
+import com.nttdata.calender.errorhandling.ErrorTypes.NotFoundError;
 
 /**
  * The State class is a singleton class responsible for managing and querying
@@ -22,7 +24,6 @@ import com.nttdata.calender.api.RemedyJavaAPI;
 public class State {
     private HashMap<Integer, StateInfo> state;
     private static final State INSTANCE = new State();
-    private static final Logger logger = LogManager.getLogger("logger");
 
     /**
      * Initializes the state with an empty HashMap.
@@ -70,9 +71,13 @@ public class State {
      * @param api Remedy API object
      * @throws ARException
      */
-    public void queryState(RemedyJavaAPI api) throws ARException {
+    public void queryState(RemedyJavaAPI api) throws ARException, NotFoundError {
         queryStateNames(api);
         queryPossibleStates(api);
+
+        if (state.isEmpty()) {
+            throw new NotFoundError("No States found in this context");
+        }
     }
 
     /**

backend/src/main/java/com/nttdata/calender/supportgroup/SupportGroup.java

@@ -9,6 +9,7 @@ import org.apache.logging.log4j.Logger;
 import com.bmc.arsys.api.ARException;
 import com.nttdata.calender.api.Query;
 import com.nttdata.calender.api.RemedyJavaAPI;
+import com.nttdata.calender.errorhandling.ErrorTypes.NotFoundError;
 
 /**
  * The SupportGroup class represents a singleton object that holds information
@@ -43,7 +44,7 @@ public class SupportGroup {
      *
      * @param api RemedyJavaAPI object used to connect to the Remedy AR Server.
      */
-    public void querySupportGroups(RemedyJavaAPI api) throws ARException {
+    public void querySupportGroups(RemedyJavaAPI api) throws ARException, NotFoundError {
         var querySupportGroups = new Query.QueryBuilder(formName)
                 .addFieldId("SupportGroup", 1000000015)
                 .addFieldId("SupportGroupId", 1)
@@ -58,6 +59,10 @@ public class SupportGroup {
                         entry.get(querySupportGroups.getFieldId("SupportGroupId")).toString()))
                 .distinct()
                 .collect(Collectors.toCollection(ArrayList::new));
+
+        if (this.supportGroups.isEmpty()) {
+            throw new NotFoundError("No support groups found in this context");
+        }
     }
 
     /**