content: /*
   * Copyright ©2015-2023 Jaemon. All Rights Reserved.
   *
   * Licensed 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 com.github.jaemon.dinger.utils;
  
  import java.io.Closeable;
  import java.lang.reflect.Method;
  import java.lang.reflect.ParameterizedType;
  import java.lang.reflect.Type;
  import java.util.*;
  
  /**
   * DingTalk Utils
   *
   * @author Jaemon
   * @since 1.0
   */
  public class DingerUtils {
  
      private DingerUtils() {}
  
      /**
       * base64ToByteArray
       *
       * @param key key
       * @return result
       */
      public static byte[] base64ToByteArray(String key) {
          return Base64.getDecoder().decode(key);
      }
  
      /**
       * byteArrayToBase64
       *
       * @param bytes bytes
       * @return result
       */
      public static String byteArrayToBase64(byte[] bytes) {
          return new java.lang.String(Base64.getEncoder().encode(bytes));
      }
  
      /**
       * close
       *
       * @param x x
       */
      public static void close(Closeable x) {
          if (x == null) {
              return;
          }
  
          try {
              x.close();
          } catch (Exception e) {
  
          }
      }
  
      /**
       * isEmpty
       *
       * @param str str
       * @return true | false
       */
      public static boolean isEmpty(String str) {
          return (str == null || "".equals(str.trim()));
      }
  
      /**
       * isNotEmpty
       *
       * @param str str
       * @return true | false
       */
      public static boolean isNotEmpty(String str) {
          return !isEmpty(str);
      }
  
      /**
       * replaceHeadTailLineBreak
       *
       * @param str str
       * @return result
       */
      public static String replaceHeadTailLineBreak(String str) {
          String preRegex = "^(\\s*| | |\t)(\\S*)";
          String suffixRegex = "(\\S*)(\\s*| | |\t)$";
          String regex = "[\t| ]{2,}";
  
          return str
                  .replaceAll(preRegex, "$2")
                  .replaceAll(suffixRegex, "$1")
                  .replaceAll(regex, " ");
      }
  
  
      /**
       * classPackageName
       *
       * @param className className
       * @return packageName
       */
      public static String classPackageName(String className) {
          return className.substring(0, className.lastIndexOf("."));
      }
  
  
      /**
       * generate uuid
       *
       * @return uuid {@link UUID}
       */
      public static String uuid() {
          return UUID.randomUUID().toString().replaceAll("-", "").toUpperCase();
      }
  
  
      /**
       * 获取方法中参数的泛型的参数信息
       *
       * @param method
       *          method
       * @param clazz
       *          clazz
       * @return
       *          arr
       */
      public static int[] methodParamsGenericType(Method method, Class<?> clazz) {
          Type[] genericParameterTypes = method.getGenericParameterTypes();
          int length = genericParameterTypes.length;
          int[] arr = new int[length];
          for (int i = 0; i < length; i++) {
              Type type = genericParameterTypes[i];
              arr[i] = -1;
              if (ParameterizedType.class.isInstance(type)) {
                  ParameterizedType parameterizedType = (ParameterizedType) type;
                  if (parameterizedType.getRawType() == List.class) {
                      Type actualTypeArgument = parameterizedType.getActualTypeArguments()[0];
                      if (actualTypeArgument == clazz) {
                          arr[i] = i;
                      }
                  }
              }
          }
          return Arrays.stream(arr).filter(e -> e > -1).toArray();
      }
  
      /**
       * 获取方法中参数的指定类型信息
       *
       * @param method
       *          method
       * @param clazz
       *          clazz
       * @return
       *          arr
       */
      public static int[] methodParamsType(Method method, Class<?> clazz) {
          Class<?>[] parameterTypes = method.getParameterTypes();
          int length = parameterTypes.length;
          int[] arr = new int[length];
          for (int i = 0; i < length; i++) {
              Class<?> parameterType = parameterTypes[i];
              if (parameterType.getName().equals(clazz.getName())) {
                  arr[i] = i;
              } else {
                  arr[i] = -1;
              }
          }
          return Arrays.stream(arr).filter(e -> e > -1).toArray();
      }
  
      public static <T> T newInstance(Class<T> clazz) {
          try {
              return clazz.newInstance();
          } catch (IllegalAccessException | InstantiationException var2) {
              throw new RuntimeException(var2);
          }
      }
  }