Reduce cyclomatic complexity in CreateView.toString

Extract adding the force option into a dedicated method resulting in the
cyclomatic complexity reduction of the CreateView.toString method.

Author: zaza

src/main/java/net/sf/jsqlparser/statement/create/view/CreateView.java

@@ -127,16 +127,7 @@ public String toString() {
         if (isOrReplace()) {
             sql.append("OR REPLACE ");
         }
-        switch (force) {
-            case FORCE:
-                sql.append("FORCE ");
-                break;
-            case NO_FORCE:
-                sql.append("NO FORCE ");
-                break;
-            default:
-                // nothing
-        }
+        appendForceOptionIfApplicable(sql);
 
         if (temp != TemporaryOption.NONE) {
             sql.append(temp.name()).append(" ");
@@ -163,6 +154,19 @@ public String toString() {
         return sql.toString();
     }
 
+    private void appendForceOptionIfApplicable(StringBuilder sql) {
+        switch (force) {
+        case FORCE:
+            sql.append("FORCE ");
+            break;
+        case NO_FORCE:
+            sql.append("NO FORCE ");
+            break;
+        default:
+            // nothing
+        }
+    }
+
     public CreateView withView(Table view) {
         this.setView(view);
         return this;