content: /*
   * 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 org.apache.camel.component.minio.integration;
  
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import java.io.Reader;
  import java.nio.charset.StandardCharsets;
  
  import io.minio.MinioClient;
  import org.apache.camel.BindToRegistry;
  import org.apache.camel.EndpointInject;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.minio.MinioConstants;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  class MinioObjectRangeOperationIT extends MinioIntegrationTestSupport {
  
      private static final Logger LOG = LoggerFactory.getLogger(MinioObjectRangeOperationIT.class);
  
      @BindToRegistry("minioClient")
      MinioClient client = MinioClient.builder()
              .endpoint("http://" + service.host(), service.port(), false)
              .credentials(service.accessKey(), service.secretKey())
              .build();
  
      @EndpointInject
      private ProducerTemplate template;
  
      @EndpointInject("mock:result")
      private MockEndpoint result;
  
      MinioObjectRangeOperationIT() {
      }
  
      @Test
      void sendIn() throws Exception {
          result.expectedMessageCount(1);
  
          template.send("direct:putObject", exchange -> {
              exchange.getIn().setHeader(MinioConstants.OBJECT_NAME, "element.txt");
              exchange.getIn()
                      .setBody("MinIO is a cloud storage server compatible with Amazon S3, released under Apache License v2. "
                               + "As an object store, MinIO can store unstructured data such as photos, videos, log files, backups and container images. "
                               + "The maximum size of an object is 5TB.");
          });
  
          template.send("direct:getPartialObject", exchange -> {
              exchange.getIn().setHeader(MinioConstants.OBJECT_NAME, "element.txt");
              exchange.getIn().setHeader(MinioConstants.OFFSET, 0);
              exchange.getIn().setHeader(MinioConstants.LENGTH, 9);
          });
          MockEndpoint.assertIsSatisfied(context);
  
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          return new RouteBuilder() {
              @Override
              public void configure() {
                  String minioEndpoint = "minio://mycamelbucket?autoCreateBucket=true";
                  String minioEndpoint1 = "minio://mycamelbucket?operation=getPartialObject";
  
                  from("direct:putObject").to(minioEndpoint);
  
                  from("direct:getPartialObject").to(minioEndpoint1).process(exchange -> {
                      InputStream minioPartialObject = exchange.getIn().getBody(InputStream.class);
                      LOG.info(readInputStream(minioPartialObject));
  
                  }).to("mock:result");
  
              }
          };
      }
  
      private String readInputStream(InputStream minioObject) throws IOException {
          StringBuilder textBuilder = new StringBuilder();
          try (Reader reader
                  = new BufferedReader(new InputStreamReader(minioObject, StandardCharsets.UTF_8))) {
              int c;
              while ((c = reader.read()) != -1) {
                  textBuilder.append((char) c);
              }
          }
          return textBuilder.toString();
      }
  }
  