목록request (2)

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[Core Java] RequestMap 출력

private String paramMapToString( Map paramMap ) { return paramMap.entrySet() .stream().map( entry -> String.format( "%s -> \'%s\'", entry.getKey(), Joiner.on( "," ) .join( entry.getValue() ) ) ) .collect( Collectors.joining( ", " ) ); } Map paramMap = request.getParameterMap(); String params = ""; if (paramMap.isEmpty() == false) { params = " [" + paramMapToString(paramMap) + "]"; } logger.info(..
Core Java 2021. 1. 17. 20:49
[Exception] [java.lang.IllegalStateException: getOutputStream() has already been called for this response] with root cause

출처 : http://blog.naver.com/PostView.nhn?blogId=napsis&logNo=140156257733&parentCategoryNo=8&viewDate=&currentPage=1&listtype=0&from=postList java.lang.IllegalStateException: getOutputStream() has already been called for this responseSTATUS : Closed Scenario : jsp to generate a report and on click of a button download the report xls from the server. Code in the jsp is as follows. response.setCont..
Exception 2013. 7. 29. 15:46
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