content: /*
   * Copyright 2021 4Paradigm
   *
   * 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._4paradigm.openmldb.batch.utils;
  
  import java.io.*;
  
  
  public class ConfigReader {
      public static String readConf(String path) throws Exception{
          BufferedReader reader = null;
          if (path.startsWith("classpath:")) {
              String parsedPath = path.replace("classpath:", "");
              InputStream is = ConfigReader.class.getResourceAsStream(parsedPath);
              InputStreamReader isr = new InputStreamReader(is, "utf-8");
              reader = new BufferedReader(isr);
          }else {
              InputStream inputStream = new FileInputStream(path);
              reader = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));
          }
          StringBuilder builder = new StringBuilder();
          String line = reader.readLine();
          while (line != null) {
              builder.append(line + System.lineSeparator());
              line = reader.readLine();
          }
          return builder.toString();
      }
  }
  