Remove @Deprecated API.

Closes #3208

Author: mp911de

src/main/java/org/springframework/data/annotation/PersistenceConstructor.java

@@ -131,7 +131,6 @@ public Class<T> getRawType() {
 	 * Returns the expression to be used when looking up a source data structure to populate the actual parameter value.
 	 *
 	 * @return the expression to be used when looking up a source data structure.
-	 * @deprecated since 3.3, use {@link #getValueExpression()} instead.
 	 */
 	@Nullable
 	public String getSpelExpression() {
@@ -165,17 +164,6 @@ public String getRequiredValueExpression() {
 		return getValueExpression();
 	}
 
-	/**
-	 * Returns whether the constructor parameter is equipped with a SpEL expression.
-	 *
-	 * @return {@literal true}} if the parameter is equipped with a SpEL expression.
-	 * @deprecated since 3.3, use {@link #hasValueExpression()} instead.
-	 */
-	@Deprecated(since = "3.3")
-	public boolean hasSpelExpression() {
-		return hasValueExpression();
-	}
-
 	/**
 	 * Returns whether the constructor parameter is equipped with a value expression.
 	 *

src/main/java/org/springframework/data/mapping/Parameter.java

@@ -43,19 +43,6 @@ public interface PersistentEntity<T, P extends PersistentProperty<P>> extends It
 	 */
 	String getName();
 
-	/**
-	 * Returns the {@link PreferredConstructor} to be used to instantiate objects of this {@link PersistentEntity}.
-	 *
-	 * @return {@literal null} in case no suitable constructor for automatic construction can be found. This usually
-	 *         indicates that the instantiation of the object of that persistent entity is done through either a
-	 *         customer {@link org.springframework.data.mapping.model.EntityInstantiator} or handled by custom
-	 *         conversion mechanisms entirely.
-	 * @deprecated since 3.0, use {@link #getInstanceCreatorMetadata()}.
-	 */
-	@Nullable
-	@Deprecated
-	PreferredConstructor<T, P> getPersistenceConstructor();
-
 	/**
 	 * Returns the {@link InstanceCreatorMetadata} to be used to instantiate objects of this {@link PersistentEntity}.
 	 *
@@ -68,20 +55,6 @@ public interface PersistentEntity<T, P extends PersistentProperty<P>> extends It
 	@Nullable
 	InstanceCreatorMetadata<P> getInstanceCreatorMetadata();
 
-	/**
-	 * Returns whether the given {@link PersistentProperty} is referred to by a constructor argument of the
-	 * {@link PersistentEntity}.
-	 *
-	 * @param property can be {@literal null}.
-	 * @return true if the given {@link PersistentProperty} is referred to by a constructor argument or {@literal false}
-	 *         if not or {@literal null}.
-	 * @deprecated since 3.0, use {@link #isCreatorArgument(PersistentProperty)} instead.
-	 */
-	@Deprecated
-	default boolean isConstructorArgument(PersistentProperty<?> property) {
-		return isCreatorArgument(property);
-	}
-
 	/**
 	 * Returns whether the given {@link PersistentProperty} is referred to by a creator argument of the
 	 * {@link PersistentEntity}.

src/main/java/org/springframework/data/mapping/PersistentEntity.java

@@ -70,19 +70,6 @@ public interface PersistentPropertyPath<P extends PersistentProperty<P>> extends
 	 */
 	P getLeafProperty();
 
-	/**
-	 * Returns the last property in the {@link PersistentPropertyPath}. So for {@code foo.bar} it will return the
-	 * {@link PersistentProperty} for {@code bar}. For a simple {@code foo} it returns {@link PersistentProperty} for
-	 * {@code foo}.
-	 *
-	 * @return will never be {@literal null}.
-	 * @deprecated use {@link #getLeafProperty()} instead.
-	 */
-	@Deprecated(since = "3.1", forRemoval = true)
-	default P getRequiredLeafProperty() {
-		return getLeafProperty();
-	}
-
 	/**
 	 * Returns the first property in the {@link PersistentPropertyPath}. So for {@code foo.bar} it will return the
 	 * {@link PersistentProperty} for {@code foo}. For a simple {@code foo} it returns {@link PersistentProperty} for

src/main/java/org/springframework/data/mapping/PersistentPropertyPath.java

@@ -20,7 +20,6 @@
 import java.util.List;
 
 import org.springframework.core.annotation.MergedAnnotations;
-import org.springframework.data.annotation.PersistenceConstructor;
 import org.springframework.data.annotation.PersistenceCreator;
 import org.springframework.util.Assert;
 import org.springframework.util.ReflectionUtils;
@@ -36,7 +35,6 @@
  * @author Myeonghyeon Lee
  * @author Xeno Amess
  */
-@SuppressWarnings("deprecation")
 public final class PreferredConstructor<T, P extends PersistentProperty<P>>
 		extends InstanceCreatorMetadataSupport<T, P> {
 
@@ -78,26 +76,15 @@ public boolean isNoArgConstructor() {
 	}
 
 	/**
-	 * Returns whether the constructor was explicitly selected (by {@link PersistenceConstructor}).
+	 * Returns whether the constructor was explicitly selected (by {@link PersistenceCreator}).
 	 *
-	 * @return
+	 * @return {@literal true} if the constructor was explicitly selected.
 	 */
 	public boolean isExplicitlyAnnotated() {
 
 		var annotations = MergedAnnotations.from(getExecutable());
 
-		return annotations.isPresent(PersistenceConstructor.class)
-				|| annotations.isPresent(PersistenceCreator.class);
-	}
-
-	/**
-	 * @param property
-	 * @return
-	 * @deprecated since 3.0, use {@link #isCreatorParameter(PersistentProperty)} instead.
-	 */
-	@Deprecated
-	public boolean isConstructorParameter(PersistentProperty<?> property) {
-		return isCreatorParameter(property);
+		return annotations.isPresent(PersistenceCreator.class);
 	}
 
 	@Override

src/main/java/org/springframework/data/mapping/PreferredConstructor.java

@@ -130,13 +130,6 @@ public BasicPersistentEntity(TypeInformation<T> information, @Nullable Comparato
 				.anyMatch(it -> !(isCreatorArgument(it) || it.isTransient())));
 	}
 
-	@Nullable
-	@Override
-	@SuppressWarnings("unchecked")
-	public PreferredConstructor<T, P> getPersistenceConstructor() {
-		return creator instanceof PreferredConstructor ? (PreferredConstructor<T, P>) creator : null;
-	}
-
 	@Nullable
 	@Override
 	public InstanceCreatorMetadata<P> getInstanceCreatorMetadata() {

src/main/java/org/springframework/data/mapping/model/BasicPersistentEntity.java

@@ -32,6 +32,7 @@
 import org.springframework.asm.Opcodes;
 import org.springframework.asm.Type;
 import org.springframework.beans.BeanInstantiationException;
+import org.springframework.beans.BeanUtils;
 import org.springframework.cglib.core.ReflectUtils;
 import org.springframework.core.NativeDetector;
 import org.springframework.data.mapping.FactoryMethod;
@@ -159,8 +160,7 @@ private EntityInstantiator createEntityInstantiator(PersistentEntity<?, ?> entit
 	 * @return
 	 */
 	protected EntityInstantiator doCreateEntityInstantiator(PersistentEntity<?, ?> entity) {
-		return new EntityInstantiatorAdapter(
-				createObjectInstantiator(entity, entity.getInstanceCreatorMetadata()));
+		return new EntityInstantiatorAdapter(createObjectInstantiator(entity, entity.getInstanceCreatorMetadata()));
 	}
 
 	/**
@@ -239,7 +239,8 @@ ObjectInstantiator createObjectInstantiator(PersistentEntity<?, ?> entity,
 			@Nullable InstanceCreatorMetadata<?> constructor) {
 
 		try {
-			return (ObjectInstantiator) this.generator.generateCustomInstantiatorClass(entity, constructor).newInstance();
+			Class<?> instantiatorClass = this.generator.generateCustomInstantiatorClass(entity, constructor);
+			return (ObjectInstantiator) BeanUtils.instantiateClass(instantiatorClass);
 		} catch (Exception e) {
 			throw new RuntimeException(e);
 		}
@@ -482,8 +483,7 @@ private void visitCreateMethod(ClassWriter cw, PersistentEntity<?, ?> entity,
 			String entityTypeResourcePath = Type.getInternalName(entity.getType());
 
 			MethodVisitor mv = cw.visitMethod(ACC_PUBLIC + ACC_VARARGS, CREATE_METHOD_NAME,
-					"([" + BytecodeUtil.referenceName(Object.class) + ")" + BytecodeUtil.referenceName(Object.class),
-					null, null);
+					"([" + BytecodeUtil.referenceName(Object.class) + ")" + BytecodeUtil.referenceName(Object.class), null, null);
 			mv.visitCode();
 			mv.visitTypeInsn(NEW, entityTypeResourcePath);
 			mv.visitInsn(DUP);

src/main/java/org/springframework/data/mapping/model/ClassGeneratingEntityInstantiator.java

@@ -155,18 +155,6 @@ public Optional<Class<?>> getEntityType() {
 		return Optional.ofNullable(entityType);
 	}
 
-	/**
-	 * The constructor used during the instantiation attempt.
-	 *
-	 * @return the constructor
-	 * @deprecated since 3.0, use {@link #getEntityCreator()} instead.
-	 */
-	@Deprecated
-	public Optional<Constructor<?>> getConstructor() {
-		return getEntityCreator().filter(PreferredConstructor.class::isInstance).map(PreferredConstructor.class::cast)
-				.map(PreferredConstructor::getConstructor);
-	}
-
 	/**
 	 * The entity creator used during the instantiation attempt.
 	 *

src/main/java/org/springframework/data/mapping/model/DefaultSpELExpressionEvaluator.java

@@ -24,9 +24,7 @@
 
 /**
  * {@link ParameterValueProvider} based on a {@link PersistentEntity} to use a {@link PropertyValueProvider} to lookup
- * the value of the property referenced by the given {@link Parameter}. Additionally a
- * {@link DefaultSpELExpressionEvaluator} can be configured to get property value resolution trumped by a SpEL
- * expression evaluation.
+ * the value of the property referenced by the given {@link Parameter}.
  *
  * @author Oliver Gierke
  * @author Johannes Englmeier