HttpURLConnection getInputStream 400异常的解决
判断getResponseCode,当返回不是HttpURLConnection.HTTP_OK, HttpURLConnection.HTTP_CREATED, HttpURLConnection.HTTP_ACCEPTED 时,不能用getInputStream(),而是应该用getErrorStream()。修改代码,问题解决。
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判断getResponseCode,当返回不是HttpURLConnection.HTTP_OK, HttpURLConnection.HTTP_CREATED, HttpURLConnection.HTTP_ACCEPTED 时,不能用getInputStream(),而是应该用getErrorStream()。修改代码,问题解决。