pagination for all and some

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

@@ -86,7 +86,7 @@ public class KalenderRestController {
     public void getMany() {
         var query = new Query.QueryBuilder("ASF:WI_CFG_CIMaintenanceRel").addFieldId("something", 666000001).build();
         try {
-            var entries = javaAPI.queryFieldsById("", query.getFieldIds(), query.getFormName(), null, 0, 2003);
+            var entries = javaAPI.queryFieldsById("", query.getFieldIds(), query.getFormName(), null, 0, 0);
             System.out.println(entries.size());
         } catch (ARException e) {
             // TODO Auto-generated catch block

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

@@ -209,32 +209,66 @@ public class RemedyJavaAPI {
 		} else {
 			sortOrder.add(sorting);
 		}
+
 		// Retrieve entries from the form using the given
 		// qualification.
 		var settingMaxEntries = new int[] { Constants.AR_SERVER_INFO_MAX_ENTRIES };
 		var serverSettings = server.getServerInfo(settingMaxEntries);
 		var maxEntriesNumber = serverSettings.get(Constants.AR_SERVER_INFO_MAX_ENTRIES).getIntValue();
 
+		if (sliceEnd == 0) {
+			return getAllListEntryObjects(qual, formName, sortOrder, fieldIds, nMatches,
+					maxEntriesNumber);
+		}
+		return getSomeListEntryObjects(sliceStart, sliceEnd, qual, formName, sortOrder, fieldIds, nMatches,
+				maxEntriesNumber);
+	}
+
+	private List<Entry> getAllListEntryObjects(QualifierInfo qual, String formName,
+			List<SortInfo> sortOrder, int[] fieldIds, OutputInteger nMatches, int maxEntriesNumber) throws ARException {
 		List<Entry> entries = new ArrayList<Entry>();
 		List<Entry> fetched = new ArrayList<Entry>();
-		var toFetchNumber = maxEntriesNumber;
+		var sliceStart = 0;
-		if (sliceEnd != 0) {
-			toFetchNumber = sliceEnd;
-		}
 		do {
 			fetched = server.getListEntryObjects(
-					formName, qual, sliceStart,
+					formName, qual, sliceStart, 0,
-					sliceEnd,
 					sortOrder, fieldIds, true, nMatches);
+			sliceStart += fetched.size();
 			entries.addAll(fetched);
-			sliceStart = entries.size();
+
-			if (sliceEnd != 0) {
+		} while (fetched.size() == maxEntriesNumber);
-				toFetchNumber = toFetchNumber - entries.size();
-			}
-		} while (fetched.size() == toFetchNumber);
 
 		return entries;
+	}
 
+	private List<Entry> getSomeListEntryObjects(int sliceStart, int sliceEnd, QualifierInfo qual, String formName,
+			List<SortInfo> sortOrder, int[] fieldIds, OutputInteger nMatches, int maxEntriesNumber) throws ARException {
+		List<Entry> entries = new ArrayList<Entry>();
+		List<Entry> fetched = new ArrayList<Entry>();
+		var remainder = sliceEnd % maxEntriesNumber;
+		var loop = sliceEnd / maxEntriesNumber;
+
+		for (int i = 0; i < loop; i++) {
+			fetched = server.getListEntryObjects(
+					formName, qual, sliceStart, 0,
+					sortOrder, fieldIds, true, nMatches);
+			entries.addAll(fetched);
+			sliceStart += fetched.size();
+		}
+		entries.addAll(server.getListEntryObjects(
+				formName, qual, sliceStart, remainder,
+				sortOrder, fieldIds, true, nMatches));
+
+		return entries;
+	}
+
+	public int getFormSize(String qualStr, String formName) throws ARException {
+		List<Field> fields = server.getListFieldObjects(formName);
+		QualifierInfo qual = server.parseQualification(qualStr,
+				fields, null, Constants.AR_QUALCONTEXT_DEFAULT);
+		var statistics = server.getEntryStatistics(server.getForm(formName).getKey(), qual, null,
+				Constants.AR_STAT_OP_COUNT, null);
+		return statistics.get(0).getResult().getIntValue();
 	}
 
 	/**

backend/src/main/java/com/nttdata/calender/changes/Change.java

@@ -20,6 +20,7 @@ import com.bmc.arsys.api.Timestamp;
 import com.bmc.arsys.api.Value;
 import com.nttdata.calender.api.Query;
 import com.nttdata.calender.api.RemedyJavaAPI;
+import com.nttdata.calender.changes.query.Filter;
 
 /**
  * Class representing the change with all of the change specific attributes.
@@ -91,11 +92,14 @@ public class Change {
                 }
 
                 // constructs set of supportGroups and full name of impersonated User
-                Set<String> peopleSupportGroup = peopleInfos.stream()
+                String[] peopleSupportGroup = peopleInfos.stream()
                                 .map(entry -> entry.get(queryPerson.getFieldId("SupportGroupId")).toString())
-                                .collect(Collectors.toSet());
+                                .toArray(String[]::new);
                 var peopleFullName = peopleInfos.get(0).get(queryPerson.getFieldId("FullName")).toString();
 
+                request.addFilter(
+                                new Filter("SupportGroupId", "equals", peopleSupportGroup));
+
                 var qualifier = "";
                 if (request.getFilter() != null) {
                         qualifier = request.constructQualifier(queryChange, api);
@@ -105,8 +109,8 @@ public class Change {
                                 this.queryChange.getFormName(),
                                 request.getSort().getSortInfo(queryChange), request.getSliceStart(),
                                 request.getSliceEnd());
-                entries.removeIf(entry -> !peopleSupportGroup.contains(getValueStringByID(entry, "SupportGroupId")));
+                var entriesSize = api.getFormSize(qualifier, this.queryChange.getFormName());
-
+                System.out.println(entriesSize);
                 var changes = new ArrayList<ChangeItem>();
                 entries.forEach(entry -> {
                         var change = new ChangeItem(entry.getEntryId());
@@ -142,7 +146,7 @@ public class Change {
 
                 api.freeImpersonatedUser();
 
-                return new ChangeResponse(entries.size(), changes);
+                return new ChangeResponse(entriesSize, changes);
         }
 
         /**

backend/src/main/java/com/nttdata/calender/changes/ChangeRequest.java

@@ -1,5 +1,7 @@
 package com.nttdata.calender.changes;
 
+import java.util.ArrayList;
+
 import com.bmc.arsys.api.ARException;
 import com.nttdata.calender.api.Query;
 import com.nttdata.calender.api.RemedyJavaAPI;
@@ -14,7 +16,7 @@ import com.nttdata.calender.changes.query.Sort;
 public class ChangeRequest {
     private int sliceStart;
     private int sliceEnd;
-    private Filter[] filter;
+    private ArrayList<Filter> filter;
     private Sort sort;
 
     /**
@@ -58,7 +60,7 @@ public class ChangeRequest {
      *
      * @return an array of {@link Filter} objects representing the filter criteria.
      */
-    public Filter[] getFilter() {
+    public ArrayList<Filter> getFilter() {
         return this.filter;
     }
 
@@ -68,7 +70,7 @@ public class ChangeRequest {
      * @param filter an array of {@link Filter} objects representing the filter
      *               criteria.
      */
-    public void setFilter(Filter[] filter) {
+    public void setFilter(ArrayList<Filter> filter) {
         this.filter = filter;
     }
 
@@ -90,6 +92,13 @@ public class ChangeRequest {
         this.sort = sort;
     }
 
+    public void addFilter(Filter filter) {
+        if (this.filter == null) {
+            this.filter = new ArrayList<Filter>();
+        }
+        this.filter.add(filter);
+    }
+
     /**
      * Constructs a qualifier based on the filters defined in the object and the
      * given Query object.
@@ -105,14 +114,14 @@ public class ChangeRequest {
     public String constructQualifier(Query query, RemedyJavaAPI api) throws ARException {
         var qualifier = "";
 
-        for (int i = 0; i < this.filter.length; i++) {
+        for (int i = 0; i < this.filter.size(); i++) {
-            var column = this.filter[i].getColumn();
+            var column = this.filter.get(i).getColumn();
             if (!column.isEmpty()) {
                 var inner_qualifier = "";
 
                 if (column.equals("D2")) {
-                    var startFrom = filter[i].getCriteria()[0];
+                    var startFrom = filter.get(i).getCriteria()[0];
-                    var startTo = filter[i].getCriteria()[1];
+                    var startTo = filter.get(i).getCriteria()[1];
                     if (!startFrom.isEmpty() && !startTo.isEmpty()) {
                         var dateColumn = api.getFieldDatabaseName(query.getFormName(), query.getFieldId(column));
 
@@ -132,11 +141,11 @@ public class ChangeRequest {
                 column = api.getFieldDatabaseName(query.getFormName(), query.getFieldId(column));
 
                 var inner_filter = "\'" + column + "\' ";
-                var criterias = filter[i].getCriteria();
+                var criterias = filter.get(i).getCriteria();
                 var inner_concat = " OR ";
                 var inner_criteria_prefix = "";
 
-                switch (filter[i].getFilter()) {
+                switch (filter.get(i).getFilter()) {
                     case "equals":
                         inner_filter += "= ";
                         break;
@@ -158,7 +167,7 @@ public class ChangeRequest {
                 }
 
                 qualifier += "(" + inner_qualifier + ")";
-                if (i < filter.length - 1) {
+                if (i < filter.size() - 1) {
                     qualifier += " AND ";
                 }
             }

backend/src/main/java/com/nttdata/calender/changes/query/Filter.java

@@ -1,4 +1,5 @@
 package com.nttdata.calender.changes.query;
+
 import com.nttdata.calender.changes.Change;
 
 /**
@@ -9,6 +10,12 @@ public class Filter {
     private String filter;
     private String[] criteria;
 
+    public Filter(String column, String filter, String[] criteria) {
+        this.column = column;
+        this.filter = filter;
+        this.criteria = criteria;
+    }
+
     /**
      * Returns column of {@link Filter}
      * 

backend/src/main/resources/log4j2.xml

@@ -2,7 +2,7 @@
 <Configuration status="info">
     <Appenders>
 		<RollingFile name="application"
-			fileName="./backend/log/application.log" filePattern="log/application-%d{yyyy-MM-dd-HH-mm}-%i.log">
+			fileName="./backend/log/application.log" filePattern="application-%d{yyyy-MM-dd-HH-mm}-%i.log">
 			<PatternLayout>
 				<Pattern>%d{yyyy-MM-dd-HH:mm:ss} %-5p %m%n%ex{full}</Pattern>
 			</PatternLayout>
@@ -11,7 +11,7 @@
 			</Policies>
 		</RollingFile>
      	<RollingFile name="error"
-			fileName="./backend/log/error.log" filePattern="log/error-%d{yyyy-MM-dd-HH-mm}-%i.log">
+			fileName="./backend/log/error.log" filePattern="error-%d{yyyy-MM-dd-HH-mm}-%i.log">
 			<PatternLayout>
 				<Pattern>%d{yyyy-MM-dd-HH:mm:ss} %-5p %m%n%ex{full}</Pattern>
 			</PatternLayout>
@@ -20,7 +20,7 @@
 			</Policies>
 		</RollingFile>
         <RollingFile name="warn"
-			fileName="./backend/log/warn.log" filePattern="log/warn-%d{yyyy-MM-dd-HH-mm}-%i.log">
+			fileName="./backend/log/warn.log" filePattern="warn-%d{yyyy-MM-dd-HH-mm}-%i.log">
 			<PatternLayout>
 				<Pattern>%d{yyyy-MM-dd-HH:mm:ss} %-5p %m%n</Pattern>
 			</PatternLayout>