Add basic toString method

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1304462 13f79535-47bb-0310-9956-ffa450edef68

Author: sebbASF

src/main/java/org/apache/commons/csv/CSVFormat.java

@@ -434,5 +434,24 @@ public String format(String... values) {
 
         return out.toString().trim();
     }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append("Delimiter=<").append(delimiter).append('>');
+        if (isEscaping()) {
+            sb.append(',');
+            sb.append("Escape=<").append(escape).append('>');
+        }
+        if (isEncapsulating()) {
+            sb.append(',');
+            sb.append("Encapsulator=<").append(encapsulator).append('>');            
+        }
+        if (isCommentingEnabled()) {
+            sb.append(',');
+            sb.append("CommentStart=<").append(commentStart).append('>');
+        }
+        return sb.toString();
+    }
 
 }