Alberto, Are you looking to write some java code that prints the contents of a file in HDFS ? If so, take a look at IOUtils.copyBytes (IOUtils is in the package hadoop.io.IOUtils) As an output stream, you could just use System.out
heres documentation on IOUtils: http://hadoop.apache.org/common/docs/current/api/org/apache/hadoop/io/IOUtils.html hope that helps Goutham You can print the content of a file On Sun, Nov 1, 2009 at 8:55 AM, Alberto Luengo Cabanillas <[email protected] > wrote: > Hi everyone! In a project involving Hadoop (0.20.1) I´m working, I´d need > to > know if I´m reading properly the content of a file located in the HDFS. > Beside the try...catch block, is there any other option for printing values > in the console (in a similar way standard IO Java mechanisms do, like > System.out.println("the variable is ", var))? > Another thing, is there a simply way to debug Hadoop applications? > (actually > I´m working in pseudo-distributed mode, for developing purposes). > Thanks a lot in advance. > > -- > Alberto >
