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org.apache.catalina.connector.ClientAbortException: null at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:413)[tomcat-embed-core-7.0.47.jar:7.0.47] at org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:480)[tomcat-embed-core-7.0.47.jar:7.0.47] at org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:359)[tomcat-embed-core-7.0.47.jar:7.0.47] at org.apache.catalina.connector.OutputBuffer.close(OutputBuffer.java:309)[tomcat-embed-core-7.0.47.jar:7.0.47] at org.apache.catalina.connector.CoyoteOutputStream.close(CoyoteOutputStream.java:108)[tomcat-embed-core-7.0.47.jar:7.0.47] at com.feilong.commons.core.io.IOWriteUtil.write(IOWriteUtil.java:154)[feilong-core-1.0.8-SNAPSHOT.jar:1.0.8-SNAPSHOT] at com.feilong.commons.core.io.IOWriteUtil.write(IOWriteUtil.java:97)[feilong-core-1.0.8-SNAPSHOT.jar:1.0.8-SNAPSHOT] at com.feilong.controller.DownloadController.download(DownloadController.java:147)[DownloadController.class:na] at com.feilong.controller.DownloadController.download(DownloadController.java:92)[DownloadController.class:na] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[na:1.8.0_11]