[Core Java] RequestMap 출력

 

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private String paramMapToString( Map<String, String[]> paramMap ) {
        return paramMap.entrySet()
        .stream().map( entry -> String.format( "%s -> \'%s\'", entry.getKey(), Joiner.on( "," )
        .join( entry.getValue() ) ) )
        .collect( Collectors.joining( ", " ) );
}

Map<String, String[]> paramMap = request.getParameterMap();
String params = "";
if (paramMap.isEmpty() == false) {
	params = " [" + paramMapToString(paramMap) + "]";
}
logger.info("params :: {}", params);

 

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실행결과

params ::  [lang -> 'ko']