/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package common

import (
	"fmt"
	"log"
	"reflect"
)

// PrintInterface print the interface by level
func PrintInterface(v interface{}) {
	val := reflect.ValueOf(v).Elem()
	typ := reflect.TypeOf(v)
	log.Printf("%+v\n", v)
	nums := val.NumField()
	for i := 0; i < nums; i++ {
		if typ.Elem().Field(i).Type.Kind() == reflect.Ptr {
			log.Printf("%s: ", typ.Elem().Field(i).Name)
			PrintInterface(val.Field(i).Interface())
		}
	}
	fmt.Println("")
}