Ah ah, yes, it's been such a long time, and I've got such a huge backlog :-O I'd need to automate that process, because it's quite time consuming, and perhaps even gather a team of a handful of us to collaborate, collect and curate all those news items! Resurrecting has been on my long todo list for a while!
Guillaume On Tue, Apr 12, 2016 at 7:59 PM, Gerald Wiltse <jerrywil...@gmail.com> wrote: > Also, looking forward to a fresh post soon... will you have time to do one? > > http://glaforge.appspot.com/ > > Gerald R. Wiltse > jerrywil...@gmail.com > > > On Tue, Apr 12, 2016 at 12:58 PM, Gerald Wiltse <jerrywil...@gmail.com> > wrote: > >> Yes you are right about the readLine(). I remember now that my problem >> was actually that the inputStream created by withStreams has "readLines()" >> method but not a "readLine()" method. Then I could process each line >> directly from the intputStream wouldn't even need the reader. >> >> Gerald R. Wiltse >> jerrywil...@gmail.com >> >> >> On Tue, Apr 12, 2016 at 12:40 PM, Guillaume Laforge <glafo...@gmail.com> >> wrote: >> >>> Oh and actually, when you do input.withReader { reader -> ... } >>> this is actually a BufferedReader that Groovy gives you. >>> So you can use BufferedReader's readLine() method! >>> >>> On Tue, Apr 12, 2016 at 6:39 PM, Guillaume Laforge <glafo...@gmail.com> >>> wrote: >>> >>>> Ah good point. >>>> Well, it's possible to break out of the eachLine call... by throwing an >>>> exception, although it makes the code a little less elegant obviously. >>>> >>>> On Tue, Apr 12, 2016 at 6:27 PM, Gerald Wiltse <jerrywil...@gmail.com> >>>> wrote: >>>> >>>>> Thank you for the response! >>>>> >>>>> I had it that way when I started. The problem with using >>>>> reader.eachLine{} is there is no way to break out after a specific number >>>>> of lines have been received (other than using a GroovyRuntimeException, >>>>> which is undesirable). >>>>> >>>>> Ref: >>>>> http://stackoverflow.com/questions/9916261/groovy-inputstream-reading-closure-hanging >>>>> ) >>>>> >>>>> I was sad to discover that there's an eachLine{} method, but not a >>>>> readLine() method on the reader. In my case (and perhaps many others) >>>>> readLine() would cut out the need for the construction of the >>>>> BufferedReader and InputStreamReader. >>>>> >>>>> >>>>> >>>>> Gerald R. Wiltse >>>>> jerrywil...@gmail.com >>>>> >>>>> >>>>> On Tue, Apr 12, 2016 at 12:19 PM, Guillaume Laforge < >>>>> glafo...@gmail.com> wrote: >>>>> >>>>>> You can do an input.withReader { reader -> ... } to have a buffered >>>>>> reader on the input stream. >>>>>> And with that reader, you can do reader.eachLine { String s -> ... } >>>>>> to iterate over all the lines. >>>>>> Last interesting nugget, there's also the class >>>>>> groovy.io.LineColumnReader potentially, if you're interested in keeping >>>>>> track of the position (column and line number) in the file. >>>>>> >>>>>> Guillaume >>>>>> >>>>>> On Tue, Apr 12, 2016 at 5:53 PM, Gerald Wiltse <jerrywil...@gmail.com >>>>>> > wrote: >>>>>> >>>>>>> I'm trying to use a "ServerSocket" to receive HTTP messages from a >>>>>>> client which is POSTing them as chunked. I just want to capture the >>>>>>> text >>>>>>> content being posted (plain text). Any input on how to do this better >>>>>>> would be welcomed. >>>>>>> >>>>>>> Here is my existing and very not-elegant solution. When dealing >>>>>>> with ServerSocket, one has to handle the headers and chunk barriers >>>>>>> manually, and this is what I came up with. I looked at filterline >>>>>>> method >>>>>>> on the reader, maybe that's part of a solution, i'm not sure. >>>>>>> >>>>>>> >>>>>>> socket.withStreams { input, output -> >>>>>>> BufferedReader reader = new BufferedReader(new >>>>>>> InputStreamReader(input)) >>>>>>> while (currentLineCount < processor.newLineCount) { >>>>>>> line = reader.readLine() >>>>>>> >>>>>>> if (line && line.size() > 3) { >>>>>>> processor.processFormats(line) >>>>>>> } >>>>>>> currentLineCount++ >>>>>>> } >>>>>>> } >>>>>>> >>>>>>> >>>>>>> Caveats: >>>>>>> >>>>>>> 1. I have been trying to process line by line to minimize memory >>>>>>> impact, rather than buffering the whole collection. I'd like to keep it >>>>>>> that way. >>>>>>> >>>>>>> >>>>>>> 2. These 4 Jetty libraries are available on the classpath, so I >>>>>>> could leverage them, but can't add other libraries. >>>>>>> >>>>>>> compile 'org.eclipse.jetty:jetty-server:8.1.2.v20120308' >>>>>>> compile 'org.eclipse.jetty:jetty-continuation:8.1.2.v20120308' >>>>>>> compile 'org.eclipse.jetty:jetty-io:8.1.2.v20120308' >>>>>>> compile 'org.eclipse.jetty:jetty-util:8.1.2.v20120308' >>>>>>> >>>>>>> I would make the Service and Handler in Jetty, but I can't find any >>>>>>> good examples that fit my situation. >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> Gerald R. Wiltse >>>>>>> jerrywil...@gmail.com >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Guillaume Laforge >>>>>> Apache Groovy committer & PMC Vice-President >>>>>> Product Ninja & Advocate at Restlet <http://restlet.com> >>>>>> >>>>>> Blog: http://glaforge.appspot.com/ >>>>>> Social: @glaforge <http://twitter.com/glaforge> / Google+ >>>>>> <https://plus.google.com/u/0/114130972232398734985/posts> >>>>>> >>>>> >>>>> >>>> >>>> >>>> -- >>>> Guillaume Laforge >>>> Apache Groovy committer & PMC Vice-President >>>> Product Ninja & Advocate at Restlet <http://restlet.com> >>>> >>>> Blog: http://glaforge.appspot.com/ >>>> Social: @glaforge <http://twitter.com/glaforge> / Google+ >>>> <https://plus.google.com/u/0/114130972232398734985/posts> >>>> >>> >>> >>> >>> -- >>> Guillaume Laforge >>> Apache Groovy committer & PMC Vice-President >>> Product Ninja & Advocate at Restlet <http://restlet.com> >>> >>> Blog: http://glaforge.appspot.com/ >>> Social: @glaforge <http://twitter.com/glaforge> / Google+ >>> <https://plus.google.com/u/0/114130972232398734985/posts> >>> >> >> > -- Guillaume Laforge Apache Groovy committer & PMC Vice-President Product Ninja & Advocate at Restlet <http://restlet.com> Blog: http://glaforge.appspot.com/ Social: @glaforge <http://twitter.com/glaforge> / Google+ <https://plus.google.com/u/0/114130972232398734985/posts>
