runtime-config: #465 Add missing trait to Column interface

runtime-parent/runtime-config/src/main/java/com/speedment/runtime/config/Column.java

@@ -18,19 +18,7 @@
 
 import com.speedment.runtime.config.mutator.ColumnMutator;
 import com.speedment.runtime.config.mutator.DocumentMutator;
-import com.speedment.runtime.config.trait.HasAlias;
-import com.speedment.runtime.config.trait.HasColumnSize;
-import com.speedment.runtime.config.trait.HasDecimalDigits;
-import com.speedment.runtime.config.trait.HasEnabled;
-import com.speedment.runtime.config.trait.HasId;
-import com.speedment.runtime.config.trait.HasMainInterface;
-import com.speedment.runtime.config.trait.HasMutator;
-import com.speedment.runtime.config.trait.HasName;
-import com.speedment.runtime.config.trait.HasNullable;
-import com.speedment.runtime.config.trait.HasOrdinalPosition;
-import com.speedment.runtime.config.trait.HasParent;
-import com.speedment.runtime.config.trait.HasTypeMapper;
-import java.util.Optional;
+import com.speedment.runtime.config.trait.*;
 
 /**
  * A typed {@link Document} that represents a column in the database. A
@@ -52,33 +40,21 @@ public interface Column extends
         HasDecimalDigits,
         HasColumnSize,
         HasMainInterface,
+        HasEnumConstants,
         HasMutator<ColumnMutator<? extends Column>> {
 
-    String AUTO_INCREMENT = "autoIncrement",
-           ENUM_CONSTANTS = "enumConstants";
+    String AUTO_INCREMENT = "autoIncrement";
 
     /**
      * Returns whether or not this column will auto increment when new values
      * are added to the table.
      *
-     * @return  <code>true</code> if the column auto increments, else
-     * <code>false</code>
+     * @return  {@code true} if the column auto increments, else {@code false}
      */
     default boolean isAutoIncrement() {
         return getAsBoolean(AUTO_INCREMENT).orElse(false);
     }
 
-    /**
-     * Returns a comma separated string of the possible values that this column
-     * may have. If the list of potential values are not constrained, an empty
-     * optional is returned.
-     * 
-     * @return  list of constant values separated by commas or empty
-     */
-    default Optional<String> getEnumConstants() {
-        return getAsString(ENUM_CONSTANTS);
-    }
-
     @Override
     default Class<Column> mainInterface() {
         return Column.class;

runtime-parent/runtime-config/src/main/java/com/speedment/runtime/config/trait/HasEnumConstants.java

@@ -0,0 +1,33 @@
+package com.speedment.runtime.config.trait;
+
+import com.speedment.runtime.config.Document;
+
+import java.util.Optional;
+
+/**
+ * A trait for {@link Document documents} that implement the
+ * {@link #getEnumConstants()} method.
+ *
+ * @author Emil Forslund
+ * @since  3.0.10
+ */
+public interface HasEnumConstants extends Document {
+
+    /**
+     * The attribute for the 'enumConstants' field in the JSON Configuration
+     * file.
+     */
+    String ENUM_CONSTANTS = "enumConstants";
+
+    /**
+     * Returns a comma separated string of the possible values that this column
+     * may have. If the list of potential values are not constrained, an empty
+     * optional is returned.
+     *
+     * @return  list of constant values separated by commas or empty
+     */
+    default Optional<String> getEnumConstants() {
+        return getAsString(ENUM_CONSTANTS);
+    }
+
+}

runtime-parent/runtime-config/src/main/java/com/speedment/runtime/config/trait/HasMainInterface.java

@@ -26,7 +26,6 @@
  * @author  Per Minborg
  * @since   2.3.0
  */
-
 public interface HasMainInterface extends Document {
 
     /**