]> git.basschouten.com Git - openhab-addons.git/commitdiff
[jdbc] Improve conversion of database value to item state (#15434)
authorJacob Laursen <jacob-github@vindvejr.dk>
Sat, 23 Sep 2023 15:34:06 +0000 (17:34 +0200)
committerGitHub <noreply@github.com>
Sat, 23 Sep 2023 15:34:06 +0000 (17:34 +0200)
* Improve conversion of database value to item state
* Refactor test cases to reduce redundancy
* Refactor for type-safety
* Refactor type cast

Fixes #15433

---------

Signed-off-by: Jacob Laursen <jacob-github@vindvejr.dk>
bundles/org.openhab.persistence.jdbc/src/main/java/org/openhab/persistence/jdbc/internal/db/JdbcBaseDAO.java
bundles/org.openhab.persistence.jdbc/src/test/java/org/openhab/persistence/jdbc/internal/db/JdbcBaseDAOTest.java

index 87c5968ad6f145c356495bfdff512433f5d293c2..914ddbd602df4a740f17afd8e758aeeaba76b753 100644 (file)
@@ -472,7 +472,7 @@ public class JdbcBaseDAO {
         }
         // we already retrieve the unit here once as it is a very costly operation
         String itemName = item.getName();
-        Unit<? extends Quantity<?>> unit = item instanceof NumberItem ? ((NumberItem) item).getUnit() : null;
+        Unit<? extends Quantity<?>> unit = item instanceof NumberItem numberItem ? numberItem.getUnit() : null;
         return m.stream()
                 .map(o -> new JdbcHistoricItem(itemName, objectAsState(item, unit, o[1]), objectAsZonedDateTime(o[0])))
                 .collect(Collectors.<HistoricItem> toList());
@@ -588,10 +588,10 @@ public class JdbcBaseDAO {
                 break;
             case "NUMBERITEM":
                 State convertedState = itemState;
-                if (item instanceof NumberItem && itemState instanceof QuantityType) {
-                    Unit<? extends Quantity<?>> unit = ((NumberItem) item).getUnit();
+                if (item instanceof NumberItem numberItem && itemState instanceof QuantityType<?> quantityState) {
+                    Unit<? extends Quantity<?>> unit = numberItem.getUnit();
                     if (unit != null && !Units.ONE.equals(unit)) {
-                        convertedState = ((QuantityType<?>) itemState).toUnit(unit);
+                        convertedState = quantityState.toUnit(unit);
                         if (convertedState == null) {
                             logger.warn(
                                     "JDBC::storeItemValueProvider: Failed to convert state '{}' to unit '{}'. Please check your item definition for correctness.",
@@ -667,14 +667,14 @@ public class JdbcBaseDAO {
                 throw new UnsupportedOperationException("No SQL type defined for item type NUMBERITEM");
             }
             if (it.toUpperCase().contains("DOUBLE")) {
-                return unit == null ? new DecimalType(((Number) v).doubleValue())
-                        : QuantityType.valueOf(((Number) v).doubleValue(), unit);
+                return unit == null ? new DecimalType(objectAsNumber(v).doubleValue())
+                        : QuantityType.valueOf(objectAsNumber(v).doubleValue(), unit);
             } else if (it.toUpperCase().contains("DECIMAL") || it.toUpperCase().contains("NUMERIC")) {
-                return unit == null ? new DecimalType((BigDecimal) v)
-                        : QuantityType.valueOf(((BigDecimal) v).doubleValue(), unit);
+                return unit == null ? new DecimalType(objectAsBigDecimal(v))
+                        : QuantityType.valueOf(objectAsBigDecimal(v).doubleValue(), unit);
             } else if (it.toUpperCase().contains("INT")) {
                 return unit == null ? new DecimalType(objectAsInteger(v))
-                        : QuantityType.valueOf(((Integer) v).doubleValue(), unit);
+                        : QuantityType.valueOf(objectAsInteger(v).doubleValue(), unit);
             }
             return unit == null ? DecimalType.valueOf(objectAsString(v)) : QuantityType.valueOf(objectAsString(v));
         } else if (item instanceof DateTimeItem) {
@@ -686,13 +686,17 @@ public class JdbcBaseDAO {
         } else if (item instanceof ImageItem) {
             return RawType.valueOf(objectAsString(v));
         } else if (item instanceof ContactItem || item instanceof PlayerItem || item instanceof SwitchItem) {
-            State state = TypeParser.parseState(item.getAcceptedDataTypes(), ((String) v).trim());
+            State state = TypeParser.parseState(item.getAcceptedDataTypes(), objectAsString(v).trim());
             if (state == null) {
                 throw new UnsupportedOperationException("Unable to parse state for item " + item.toString());
             }
             return state;
         } else {
-            State state = TypeParser.parseState(item.getAcceptedDataTypes(), ((String) v));
+            if (!(v instanceof String objectAsString)) {
+                throw new UnsupportedOperationException(
+                        "Type '" + v.getClass().getName() + "' is not supported for item " + item.toString());
+            }
+            State state = TypeParser.parseState(item.getAcceptedDataTypes(), objectAsString);
             if (state == null) {
                 throw new UnsupportedOperationException("Unable to parse state for item " + item.toString());
             }
@@ -703,46 +707,65 @@ public class JdbcBaseDAO {
     protected ZonedDateTime objectAsZonedDateTime(Object v) {
         if (v instanceof Long) {
             return ZonedDateTime.ofInstant(Instant.ofEpochMilli(((Number) v).longValue()), ZoneId.systemDefault());
-        } else if (v instanceof java.sql.Date) {
-            return ZonedDateTime.ofInstant(Instant.ofEpochMilli(((java.sql.Date) v).getTime()), ZoneId.systemDefault());
-        } else if (v instanceof LocalDateTime) {
-            return ((LocalDateTime) v).atZone(ZoneId.systemDefault());
-        } else if (v instanceof Instant) {
-            return ((Instant) v).atZone(ZoneId.systemDefault());
-        } else if (v instanceof java.sql.Timestamp) {
-            return ((java.sql.Timestamp) v).toInstant().atZone(ZoneId.systemDefault());
-        } else if (v instanceof java.lang.String) {
-            return ZonedDateTime.ofInstant(java.sql.Timestamp.valueOf(v.toString()).toInstant(),
+        } else if (v instanceof java.sql.Date objectAsDate) {
+            return ZonedDateTime.ofInstant(Instant.ofEpochMilli(objectAsDate.getTime()), ZoneId.systemDefault());
+        } else if (v instanceof LocalDateTime objectAsLocalDateTime) {
+            return objectAsLocalDateTime.atZone(ZoneId.systemDefault());
+        } else if (v instanceof Instant objectAsInstant) {
+            return objectAsInstant.atZone(ZoneId.systemDefault());
+        } else if (v instanceof java.sql.Timestamp objectAsTimestamp) {
+            return objectAsTimestamp.toInstant().atZone(ZoneId.systemDefault());
+        } else if (v instanceof java.lang.String objectAsString) {
+            return ZonedDateTime.ofInstant(java.sql.Timestamp.valueOf(objectAsString).toInstant(),
                     ZoneId.systemDefault());
         }
-        throw new UnsupportedOperationException("Date of type " + v.getClass().getName() + " is not supported");
+        throw new UnsupportedOperationException("Date of type '" + v.getClass().getName() + "' is not supported");
     }
 
     protected Integer objectAsInteger(Object v) {
         if (v instanceof Byte) {
             return ((Byte) v).intValue();
+        } else if (v instanceof Integer) {
+            return (Integer) v;
+        }
+        throw new UnsupportedOperationException("Integer of type '" + v.getClass().getName() + "' is not supported");
+    }
+
+    protected Number objectAsNumber(Object value) {
+        if (value instanceof Number valueAsNumber) {
+            return valueAsNumber;
+        }
+        throw new UnsupportedOperationException("Number of type '" + value.getClass().getName() + "' is not supported");
+    }
+
+    protected BigDecimal objectAsBigDecimal(Object value) {
+        if (value instanceof BigDecimal valueAsBigDecimal) {
+            return valueAsBigDecimal;
         }
-        return ((Integer) v).intValue();
+        throw new UnsupportedOperationException(
+                "BigDecimal of type '" + value.getClass().getName() + "' is not supported");
     }
 
     protected String objectAsString(Object v) {
-        if (v instanceof byte[]) {
-            return new String((byte[]) v);
+        if (v instanceof byte[] objectAsBytes) {
+            return new String(objectAsBytes);
+        } else if (v instanceof String objectAsString) {
+            return objectAsString;
         }
-        return ((String) v);
+        throw new UnsupportedOperationException("String of type '" + v.getClass().getName() + "' is not supported");
     }
 
     public String getItemType(Item i) {
         Item item = i;
         String def = "STRINGITEM";
-        if (i instanceof GroupItem) {
-            item = ((GroupItem) i).getBaseItem();
+        if (i instanceof GroupItem groupItem) {
+            item = groupItem.getBaseItem();
             if (item == null) {
                 // if GroupItem:<ItemType> is not defined in *.items using StringType
                 logger.debug(
                         "JDBC::getItemType: Cannot detect ItemType for {} because the GroupItems' base type isn't set in *.items File.",
                         i.getName());
-                Iterator<Item> iterator = ((GroupItem) i).getMembers().iterator();
+                Iterator<Item> iterator = groupItem.getMembers().iterator();
                 if (!iterator.hasNext()) {
                     logger.debug(
                             "JDBC::getItemType: No Child-Members of GroupItem {}, use ItemType for STRINGITEM as Fallback",
index ae92db9dc007e21d3f6e9c19f1345b53594b23f7..ebb3e8e95282064a77eeeef5224136b243b09515 100644 (file)
@@ -16,6 +16,7 @@ import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertInstanceOf;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import java.time.Instant;
 import java.time.LocalDateTime;
@@ -23,10 +24,19 @@ import java.time.ZoneId;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.Objects;
+import java.util.stream.Stream;
+
+import javax.measure.Quantity;
+import javax.measure.Unit;
 
 import org.eclipse.jdt.annotation.NonNullByDefault;
+import org.eclipse.jdt.annotation.Nullable;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import org.openhab.core.items.Item;
 import org.openhab.core.library.items.CallItem;
 import org.openhab.core.library.items.ColorItem;
 import org.openhab.core.library.items.ContactItem;
@@ -74,126 +84,90 @@ public class JdbcBaseDAOTest {
     private @NonNullByDefault({}) FilterCriteria filter;
 
     @BeforeEach
-    public void setup() {
+    void setup() {
         filter = new FilterCriteria();
     }
 
-    @Test
-    public void testObjectAsStateReturnsValidState() {
-        State decimalType = jdbcBaseDAO.objectAsState(new NumberItem("testNumberItem"), null, 7.3);
-        assertInstanceOf(DecimalType.class, decimalType);
-        assertEquals(DecimalType.valueOf("7.3"), decimalType);
-        State quantityType = jdbcBaseDAO.objectAsState(new NumberItem("testNumberItem"), SIUnits.CELSIUS, 7.3);
-        assertInstanceOf(QuantityType.class, quantityType);
-        assertEquals(QuantityType.valueOf("7.3 °C"), quantityType);
-
-        State hsbType = jdbcBaseDAO.objectAsState(new ColorItem("testColorItem"), null, "184,100,52");
-        assertInstanceOf(HSBType.class, hsbType);
-        assertEquals(HSBType.valueOf("184,100,52"), hsbType);
-
-        State percentType = jdbcBaseDAO.objectAsState(new DimmerItem("testDimmerItem"), null, 52);
-        assertInstanceOf(PercentType.class, percentType);
-        assertEquals(PercentType.valueOf("52"), percentType);
-
-        percentType = jdbcBaseDAO.objectAsState(new RollershutterItem("testRollershutterItem"), null, 39);
-        assertInstanceOf(PercentType.class, percentType);
-        assertEquals(PercentType.valueOf("39"), percentType);
-
-        State openClosedType = jdbcBaseDAO.objectAsState(new ContactItem("testContactItem"), null, "OPEN");
-        assertInstanceOf(OpenClosedType.class, openClosedType);
-        assertThat(openClosedType, is(OpenClosedType.OPEN));
-
-        State playPauseType = jdbcBaseDAO.objectAsState(new PlayerItem("testPlayerItem"), null, "PLAY");
-        assertInstanceOf(PlayPauseType.class, playPauseType);
-        assertThat(playPauseType, is(PlayPauseType.PLAY));
-        State rewindFastforwardType = jdbcBaseDAO.objectAsState(new PlayerItem("testPlayerItem"), null, "REWIND");
-        assertInstanceOf(RewindFastforwardType.class, rewindFastforwardType);
-        assertThat(rewindFastforwardType, is(RewindFastforwardType.REWIND));
-
-        State onOffType = jdbcBaseDAO.objectAsState(new SwitchItem("testSwitchItem"), null, "ON");
-        assertInstanceOf(OnOffType.class, onOffType);
-        assertThat(onOffType, is(OnOffType.ON));
-
-        State stringListType = jdbcBaseDAO.objectAsState(new CallItem("testCallItem"), null, "0699222222,0179999998");
-        assertInstanceOf(StringListType.class, stringListType);
-        assertEquals(StringListType.valueOf("0699222222,0179999998"), stringListType);
-
-        State expectedRawType = new RawType(new byte[0], "application/octet-stream");
-        State rawType = jdbcBaseDAO.objectAsState(new ImageItem("testImageItem"), null, expectedRawType.toFullString());
-        assertInstanceOf(RawType.class, rawType);
-        assertThat(rawType, is(expectedRawType));
-
-        State pointType = jdbcBaseDAO.objectAsState(new LocationItem("testLocationItem"), null, "1,2,3");
-        assertInstanceOf(PointType.class, pointType);
-        assertEquals(PointType.valueOf("1,2,3"), pointType);
-
-        State stringType = jdbcBaseDAO.objectAsState(new StringItem("testStringItem"), null, "String");
-        assertInstanceOf(StringType.class, stringType);
-        assertEquals(StringType.valueOf("String"), stringType);
-    }
-
-    @Test
-    public void objectAsStateReturnsValiDateTimeTypeForTimestamp() {
-        State dateTimeType = jdbcBaseDAO.objectAsState(new DateTimeItem("testDateTimeItem"), null,
-                java.sql.Timestamp.valueOf("2021-02-01 23:30:02.049"));
-        assertInstanceOf(DateTimeType.class, dateTimeType);
-        assertEquals(DateTimeType.valueOf("2021-02-01T23:30:02.049"), dateTimeType);
-    }
-
-    @Test
-    public void objectAsStateReturnsValidDateTimeTypeForLocalDateTime() {
-        State dateTimeType = jdbcBaseDAO.objectAsState(new DateTimeItem("testDateTimeItem"), null,
-                LocalDateTime.parse("2021-02-01T23:30:02.049"));
-        assertInstanceOf(DateTimeType.class, dateTimeType);
-        assertEquals(DateTimeType.valueOf("2021-02-01T23:30:02.049"), dateTimeType);
-    }
-
-    @Test
-    public void objectAsStateReturnsValidDateTimeTypeForLong() {
-        State dateTimeType = jdbcBaseDAO.objectAsState(new DateTimeItem("testDateTimeItem"), null,
-                Long.valueOf("1612222202049"));
-        assertInstanceOf(DateTimeType.class, dateTimeType);
-        assertEquals(
-                new DateTimeType(
-                        ZonedDateTime.ofInstant(Instant.parse("2021-02-01T23:30:02.049Z"), ZoneId.systemDefault())),
-                dateTimeType);
-    }
-
-    @Test
-    public void objectAsStateReturnsValidDateTimeTypeForSqlDate() {
-        State dateTimeType = jdbcBaseDAO.objectAsState(new DateTimeItem("testDateTimeItem"), null,
-                java.sql.Date.valueOf("2021-02-01"));
-        assertInstanceOf(DateTimeType.class, dateTimeType);
-        assertEquals(DateTimeType.valueOf("2021-02-01T00:00:00.000"), dateTimeType);
-    }
-
-    @Test
-    public void objectAsStateReturnsValidDateTimeTypeForInstant() {
-        State dateTimeType = jdbcBaseDAO.objectAsState(new DateTimeItem("testDateTimeItem"), null,
-                Instant.parse("2021-02-01T23:30:02.049Z"));
-        assertInstanceOf(DateTimeType.class, dateTimeType);
-        assertEquals(
-                new DateTimeType(
-                        ZonedDateTime.ofInstant(Instant.parse("2021-02-01T23:30:02.049Z"), ZoneId.systemDefault())),
-                dateTimeType);
-    }
-
-    @Test
-    public void objectAsStateReturnsValidDateTimeTypeForString() {
-        State dateTimeType = jdbcBaseDAO.objectAsState(new DateTimeItem("testDateTimeItem"), null,
-                "2021-02-01 23:30:02.049");
-        assertInstanceOf(DateTimeType.class, dateTimeType);
-        assertEquals(DateTimeType.valueOf("2021-02-01T23:30:02.049"), dateTimeType);
-    }
-
-    @Test
-    public void testHistItemFilterQueryProviderReturnsSelectQueryWithoutWhereClauseDescendingOrder() {
+    @ParameterizedTest
+    @MethodSource("provideTestCasesForObjectAsStateValid")
+    void objectAsStateReturnsValidStateForCompatibleType(Item item, Object value,
+            @Nullable Unit<? extends Quantity<?>> unit, Object expected) {
+        State actual = jdbcBaseDAO.objectAsState(item, unit, value);
+        assertInstanceOf(expected.getClass(), actual, item.getName());
+        assertEquals(expected, actual, item.getName());
+    }
+
+    private static Stream<Arguments> provideTestCasesForObjectAsStateValid() {
+        return Stream.of( //
+                Arguments.of(new ImageItem("String_ImageItem"),
+                        new RawType(new byte[0], "application/octet-stream").toFullString(), null,
+                        new RawType(new byte[0], "application/octet-stream")),
+                Arguments.of(new NumberItem("Float_NumberItem"), 7.3, null, DecimalType.valueOf("7.3")),
+                Arguments.of(new NumberItem("Float_NumberItem_Unit"), 7.3, SIUnits.CELSIUS,
+                        QuantityType.valueOf("7.3 °C")),
+                Arguments.of(new ContactItem("String_ContactItem"), "OPEN", null, OpenClosedType.OPEN),
+                Arguments.of(new PlayerItem("String_PlayerItem_Play"), "PLAY", null, PlayPauseType.PLAY),
+                Arguments.of(new PlayerItem("String_PlayerItem_Rewind"), "REWIND", null, RewindFastforwardType.REWIND),
+                Arguments.of(new CallItem("String_CallItem"), "0699222222,0179999998", null,
+                        StringListType.valueOf("0699222222,0179999998")),
+                Arguments.of(new StringItem("String_StringItem"), "String", null, StringType.valueOf("String")),
+                Arguments.of(new SwitchItem("String_SwitchItem"), "ON", null, OnOffType.ON),
+                Arguments.of(new DimmerItem("Integer_DimmerItem"), 52, null, PercentType.valueOf("52")),
+                Arguments.of(new RollershutterItem("Integer_RollershutterItem"), 39, null, PercentType.valueOf("39")),
+                Arguments.of(new ColorItem("CharArray_ColorItem"),
+                        new byte[] { (byte) '1', (byte) '8', (byte) '4', (byte) ',', (byte) '1', (byte) '0', (byte) '0',
+                                (byte) ',', (byte) '5', (byte) '2' },
+                        null, HSBType.valueOf("184,100,52")),
+                Arguments.of(new ColorItem("String_ColorItem"), "184,100,52", null, HSBType.valueOf("184,100,52")),
+                Arguments.of(new LocationItem("String_LocationItem"), "1,2,3", null, PointType.valueOf("1,2,3")),
+                Arguments.of(new DateTimeItem("Timestamp_DateTimeItem"),
+                        java.sql.Timestamp.valueOf("2021-02-01 23:30:02.049"), null,
+                        DateTimeType.valueOf("2021-02-01T23:30:02.049")),
+                Arguments.of(new DateTimeItem("LocalDateTime_DateTimeItem"),
+                        LocalDateTime.parse("2021-02-01T23:30:02.049"), null,
+                        DateTimeType.valueOf("2021-02-01T23:30:02.049")),
+                Arguments.of(new DateTimeItem("Long_DateTimeItem"), Long.valueOf("1612222202049"), null,
+                        new DateTimeType(ZonedDateTime.ofInstant(Instant.parse("2021-02-01T23:30:02.049Z"),
+                                ZoneId.systemDefault()))),
+                Arguments.of(new DateTimeItem("Date_DateTimeItem"), java.sql.Date.valueOf("2021-02-01"), null,
+                        DateTimeType.valueOf("2021-02-01T00:00:00.000")),
+                Arguments.of(new DateTimeItem("Instant_DateTimeItem"), Instant.parse("2021-02-01T23:30:02.049Z"), null,
+                        new DateTimeType(ZonedDateTime.ofInstant(Instant.parse("2021-02-01T23:30:02.049Z"),
+                                ZoneId.systemDefault()))),
+                Arguments.of(new DateTimeItem("String_DateTimeItem"), "2021-02-01 23:30:02.049", null,
+                        DateTimeType.valueOf("2021-02-01T23:30:02.049")));
+    }
+
+    @ParameterizedTest
+    @MethodSource("provideTestCasesForObjectAsStateInvalid")
+    void objectAsStateThrowsUnsupportedOperationExceptionForIncompatibleType(Item item, Object value,
+            @Nullable Unit<? extends Quantity<?>> unit) {
+        assertThrows(UnsupportedOperationException.class, () -> {
+            jdbcBaseDAO.objectAsState(item, unit, value);
+        }, item.getName());
+    }
+
+    private static Stream<Arguments> provideTestCasesForObjectAsStateInvalid() {
+        return Stream.of( //
+                Arguments.of(new SwitchItem("Integer_SwitchItem"), 1, null),
+                Arguments.of(new RollershutterItem("String_RollershutterItem"), "39", null),
+                Arguments.of(new ColorItem("Integer_ColorItem"), 5, null), //
+                Arguments.of(new NumberItem("Timestamp_NumberItem"), java.sql.Timestamp.valueOf("2023-08-15 21:02:06"),
+                        null),
+                Arguments.of(new NumberItem("Timestamp_NumberItem_Unit"),
+                        java.sql.Timestamp.valueOf("2023-08-15 21:02:06"), SIUnits.CELSIUS),
+                Arguments.of(new LocationItem("Timestamp_LocationItem"),
+                        java.sql.Timestamp.valueOf("2023-08-15 21:02:06"), null));
+    }
+
+    @Test
+    void testHistItemFilterQueryProviderReturnsSelectQueryWithoutWhereClauseDescendingOrder() {
         String sql = jdbcBaseDAO.histItemFilterQueryProvider(filter, 0, DB_TABLE_NAME, "TEST", UTC_ZONE_ID);
         assertThat(sql, is("SELECT time, value FROM " + DB_TABLE_NAME + " ORDER BY time DESC"));
     }
 
     @Test
-    public void testHistItemFilterQueryProviderReturnsSelectQueryWithoutWhereClauseAscendingOrder() {
+    void testHistItemFilterQueryProviderReturnsSelectQueryWithoutWhereClauseAscendingOrder() {
         filter.setOrdering(Ordering.ASCENDING);
 
         String sql = jdbcBaseDAO.histItemFilterQueryProvider(filter, 0, DB_TABLE_NAME, "TEST", UTC_ZONE_ID);
@@ -201,7 +175,7 @@ public class JdbcBaseDAOTest {
     }
 
     @Test
-    public void testHistItemFilterQueryProviderWithStartAndEndDateReturnsDeleteQueryWithWhereClauseDescendingOrder() {
+    void testHistItemFilterQueryProviderWithStartAndEndDateReturnsDeleteQueryWithWhereClauseDescendingOrder() {
         filter.setBeginDate(parseDateTimeString("2022-01-10T15:01:44"));
         filter.setEndDate(parseDateTimeString("2022-01-15T15:01:44"));
 
@@ -213,7 +187,7 @@ public class JdbcBaseDAOTest {
     }
 
     @Test
-    public void testHistItemFilterQueryProviderReturnsSelectQueryWithoutWhereClauseDescendingOrderAndLimit() {
+    void testHistItemFilterQueryProviderReturnsSelectQueryWithoutWhereClauseDescendingOrderAndLimit() {
         filter.setPageSize(1);
 
         String sql = jdbcBaseDAO.histItemFilterQueryProvider(filter, 0, DB_TABLE_NAME, "TEST", UTC_ZONE_ID);
@@ -221,13 +195,13 @@ public class JdbcBaseDAOTest {
     }
 
     @Test
-    public void testHistItemFilterDeleteProviderReturnsDeleteQueryWithoutWhereClause() {
+    void testHistItemFilterDeleteProviderReturnsDeleteQueryWithoutWhereClause() {
         String sql = jdbcBaseDAO.histItemFilterDeleteProvider(filter, DB_TABLE_NAME, UTC_ZONE_ID);
         assertThat(sql, is("TRUNCATE TABLE " + DB_TABLE_NAME));
     }
 
     @Test
-    public void testHistItemFilterDeleteProviderWithStartAndEndDateReturnsDeleteQueryWithWhereClause() {
+    void testHistItemFilterDeleteProviderWithStartAndEndDateReturnsDeleteQueryWithWhereClause() {
         filter.setBeginDate(parseDateTimeString("2022-01-10T15:01:44"));
         filter.setEndDate(parseDateTimeString("2022-01-15T15:01:44"));
 
@@ -239,13 +213,13 @@ public class JdbcBaseDAOTest {
     }
 
     @Test
-    public void testResolveTimeFilterWithNoDatesReturnsEmptyString() {
+    void testResolveTimeFilterWithNoDatesReturnsEmptyString() {
         String sql = jdbcBaseDAO.resolveTimeFilter(filter, UTC_ZONE_ID);
         assertThat(sql, is(""));
     }
 
     @Test
-    public void testResolveTimeFilterWithStartDateOnlyReturnsWhereClause() {
+    void testResolveTimeFilterWithStartDateOnlyReturnsWhereClause() {
         filter.setBeginDate(parseDateTimeString("2022-01-10T15:01:44"));
 
         String sql = jdbcBaseDAO.resolveTimeFilter(filter, UTC_ZONE_ID);
@@ -254,7 +228,7 @@ public class JdbcBaseDAOTest {
     }
 
     @Test
-    public void testResolveTimeFilterWithEndDateOnlyReturnsWhereClause() {
+    void testResolveTimeFilterWithEndDateOnlyReturnsWhereClause() {
         filter.setEndDate(parseDateTimeString("2022-01-15T15:01:44"));
 
         String sql = jdbcBaseDAO.resolveTimeFilter(filter, UTC_ZONE_ID);
@@ -263,7 +237,7 @@ public class JdbcBaseDAOTest {
     }
 
     @Test
-    public void testResolveTimeFilterWithStartAndEndDateReturnsWhereClauseWithTwoConditions() {
+    void testResolveTimeFilterWithStartAndEndDateReturnsWhereClauseWithTwoConditions() {
         filter.setBeginDate(parseDateTimeString("2022-01-10T15:01:44"));
         filter.setEndDate(parseDateTimeString("2022-01-15T15:01:44"));