qweewq123qwe 发表于 2017-12-25 14:57:31

org.apache.http.TruncatedChunkException: Truncated chunk ( expected size: 47956;

  在使用httpcomponents-client-4.2.1时,任务运行一段时间就抛出以下一场
  下面是异常的堆栈信息:

  org.apache.http.TruncatedChunkException: Truncated chunk ( expected>  at org.apache.http.impl.io.ChunkedInputStream.read(ChunkedInputStream.java:186)
  at org.apache.http.conn.EofSensorInputStream.read(EofSensorInputStream.java:138)
  at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:264)
  at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:306)
  at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:158)
  at java.io.InputStreamReader.read(InputStreamReader.java:167)
  at java.io.Reader.read(Reader.java:123)
  at org.apache.http.util.EntityUtils.toString(EntityUtils.java:224)
  at org.apache.http.util.EntityUtils.toString(EntityUtils.java:248)
  at com.bw30.bjappmanage.common.service.impl.HttpClientServiceImpl$2.handleResponse(HttpClientServiceImpl.java:206)
  at com.bw30.bjappmanage.common.service.impl.HttpClientServiceImpl$2.handleResponse(HttpClientServiceImpl.java:1)
  at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:1070)
  at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:1044)
  at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:1035)
  at com.bw30.bjappmanage.common.service.impl.HttpClientServiceImpl.getHttpEntityText(HttpClientServiceImpl.java:214)
  at com.bw30.bjappmanage.task.data.crawl.LiquGetThread.run(LiquGetThread.java:73)
  at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
  at java.lang.Thread.run(Thread.java:662)
  1、如果是一直报这个错 说明是服务端问题(如服务器故意给你返回错误的数据);
  2、如果偶尔报这个错 说明是客户端网络(如丢包)等问题造成的,可以考虑失败重试两次,如果还失败 可以考虑记下日志,定期重试。
  这个也是属于很正常的行为,就如网络问题,只要考虑好如失败重试 等策略解决这种问题就行了。
  可以看下httpclient源码
  你盼望1000字节 但实际获取了100(这个服务器可以直接给你返回少于指定的数据, 网络问题也可能会遭遇这个问题)
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