Changed generated Java subtypes methods to static

Author: mikir

compiler/extensions/java/freemarker/Subtype.java.ftl

@@ -7,20 +7,38 @@
 </#if>
 public final class ${name} implements zserio.runtime.ZserioSubtype
 {
-    @Override
-    public String getBaseTypePackage()
+<#if withCodeComments>
+    /**
+     * Gets the package of the base type which is resolved from the subtype.
+     *
+     * @return The package of the base type or null if the base type is simple type.
+     */
+</#if>
+    public static String getBaseTypePackage()
     {
         return <#if basePackageName?? && basePackageName != "">"${basePackageName}"<#else>null</#if>;
     }
 
-    @Override
-    public String getBaseTypeName()
+<#if withCodeComments>
+    /**
+     * Gets the name of the base type which is resolved from the subtype.
+     *
+     * @return The name of the base type.
+     */
+</#if>
+    public static String getBaseTypeName()
     {
         return "${baseTypeName}";
     }
 
-    @Override
-    public Class<?> getBaseClass()
+<#if withCodeComments>
+    /**
+     * Gets the class of the base type which is resolved from the subtype.
+     *
+     * @return The class of the base type or the class of boxing type if the base type is simple type.
+     */
+</#if>
+    public static Class<?> getBaseClass()
     {
         return ${baseClassName}.class;
     }

compiler/extensions/java/runtime/src/zserio/runtime/ZserioSubtype.java

@@ -2,27 +2,9 @@
 
 /**
  * Interface implemented by all subtypes generated by Zserio.
+ *
+ * This interface is empty because subtypes generated by Zserio contain only static methods.
  */
 public interface ZserioSubtype
 {
-    /**
-     * Gets the package of the base type which is resolved from the subtype.
-     *
-     * @return The package of the base type or null if the base type is simple type.
-     */
-    String getBaseTypePackage();
-
-    /**
-     * Gets the name of the base type which is resolved from the subtype.
-     *
-     * @return The name of the base type.
-     */
-    String getBaseTypeName();
-
-    /**
-     * Gets the class of the base type which is resolved from the subtype.
-     *
-     * @return The class of the base type or the class of boxing type if the base type is simple type.
-     */
-    Class<?> getBaseClass();
 }