code cleanup

Author: hmottestad

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/ArrayBindingSet.java

@@ -358,8 +358,7 @@ public boolean isCompatible(BindingSet other) {
 			return true;
 		}
 
-		if (other instanceof ArrayBindingSet) {
-			ArrayBindingSet o = (ArrayBindingSet) other;
+		if (other instanceof ArrayBindingSet o) {
 			// Fast path when we share the same bindingNames array (identity equality)
 
 			if (this.bindingNames == o.bindingNames) {

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/aggregate/StatisticalAggregateFunction.java

@@ -42,8 +42,7 @@ public void processAggregate(BindingSet bindingSet, Predicate<Value> distinctVal
 		}
 		Value v = evaluate(bindingSet);
 		if (distinctValue.test(v)) {
-			if (v instanceof Literal) {
-				Literal nextLiteral = (Literal) v;
+			if (v instanceof Literal nextLiteral) {
 				// check if the literal is numeric.
 				if (((Literal) v).getCoreDatatype()
 						.asXSDDatatype()

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Day.java

@@ -41,8 +41,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Hours.java

@@ -41,8 +41,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Minutes.java

@@ -41,8 +41,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Month.java

@@ -41,8 +41,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Seconds.java

@@ -43,8 +43,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Timezone.java

@@ -41,8 +41,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Tz.java

@@ -40,8 +40,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();
 

core/queryalgebra/evaluation/src/main/java/org/eclipse/rdf4j/query/algebra/evaluation/function/datetime/Year.java

@@ -41,8 +41,7 @@ public Literal evaluate(ValueFactory valueFactory, Value... args) throws ValueEx
 		}
 
 		Value argValue = args[0];
-		if (argValue instanceof Literal) {
-			Literal literal = (Literal) argValue;
+		if (argValue instanceof Literal literal) {
 
 			CoreDatatype.XSD datatype = literal.getCoreDatatype().asXSDDatatypeOrNull();