Consider types from java and javax packages simple types.

For map repositories, we do not introspect Java platform types anymore.

Closes #569

Author: mp911de

src/main/java/org/springframework/data/keyvalue/core/mapping/context/KeyValueMappingContext.java

@@ -100,7 +100,7 @@ public KeyValueSimpleTypeHolder() {
 		@Override
 		public boolean isSimpleType(Class<?> type) {
 
-			if (type.getName().startsWith("java.math.") || type.getName().startsWith("java.util.")) {
+			if (type.getName().startsWith("java.") || type.getName().startsWith("javax.")) {
 				return true;
 			}
 

src/test/java/org/springframework/data/keyvalue/Person.java

@@ -15,6 +15,8 @@
  */
 package org.springframework.data.keyvalue;
 
+import java.net.URL;
+
 import org.springframework.data.annotation.Id;
 
 import com.querydsl.core.annotations.QueryEntity;
@@ -29,6 +31,7 @@ public class Person {
 	private @Id String id;
 	private String firstname;
 	private int age;
+	private URL homepage;
 
 	public Person(String firstname, int age) {
 		super();
@@ -59,4 +62,12 @@ public void setFirstname(String firstname) {
 	public void setAge(int age) {
 		this.age = age;
 	}
+
+	public URL getHomepage() {
+		return homepage;
+	}
+
+	public void setHomepage(URL homepage) {
+		this.homepage = homepage;
+	}
 }