Package org.jruby.util.io

Examples of org.jruby.util.io.ChannelStream

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        try {
            OpenFile openFile = ((RubyIO) src).getOpenFile();
            openFile.checkClosed(runtime);
            openFile.checkReadable(runtime);

            ChannelStream stream = (ChannelStream) openFile.getMainStreamSafe();

            ByteBuffer buffer = ((AbstractMemory) dst).getMemoryIO().asByteBuffer();
            int count = RubyNumeric.num2int(rbLength);

            if (count > buffer.remaining()) {
                throw runtime.newIndexError("read count too big for output buffer");
            }

            if (count < buffer.remaining()) {
                buffer = buffer.duplicate();
                buffer.limit(count);
            }
           
            return runtime.newFixnum(stream.read(buffer));

        } catch (InvalidValueException ex) {
            throw runtime.newErrnoEINVALError();
        } catch (EOFException e) {
            return runtime.newFixnum(-1);
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            if (io instanceof RubyIO) {
                RubyIO rubyIO = (RubyIO)io;
                OpenFile of = rubyIO.getOpenFile();
                Stream stream = of.getMainStreamSafe();
                if (stream instanceof ChannelStream) {
                    ChannelStream cStream = (ChannelStream)stream;
                    if (cStream.getDescriptor().getChannel() instanceof SelectableChannel)  {
                        SelectableChannel selChannel = (SelectableChannel)cStream.getDescriptor().getChannel();

                        ((RubyObject)recv).extend(
                                new IRubyObject[]{((RubyModule)recv.getRuntime().getModule("Net").getConstant("BufferedIO")).getConstant("NativeImplementation")});
                        SelectableChannel sc = (SelectableChannel)(selChannel);
                        recv.dataWrapStruct(new NativeImpl(sc));
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        try {
            OpenFile openFile = ((RubyIO) src).getOpenFile();
            openFile.checkClosed(runtime);
            openFile.checkReadable(runtime);

            ChannelStream stream = (ChannelStream) openFile.getMainStreamSafe();

            ByteBuffer buffer = ((AbstractMemory) dst).getMemoryIO().asByteBuffer();
            int count = RubyNumeric.num2int(rbLength);

            if (count > buffer.remaining()) {
                throw runtime.newIndexError("read count too big for output buffer");
            }

            if (count < buffer.remaining()) {
                buffer = buffer.duplicate();
                buffer.limit(count);
            }
           
            return runtime.newFixnum(stream.read(buffer));

        } catch (InvalidValueException ex) {
            throw runtime.newErrnoEINVALError();
        } catch (EOFException e) {
            return runtime.newFixnum(-1);
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            if (myOpenFile.isWriteBuffered()) {
                context.runtime.getWarnings().warn(ID.SYSWRITE_BUFFERED_IO, "write_nonblock for buffered IO");
            }

            ChannelStream stream = (ChannelStream)myOpenFile.getWriteStream();

            int written = stream.writenonblock(str.getByteList());
            if (written == 0) {
                if (runtime.is1_9()) {
                    throw runtime.newErrnoEAGAINWritableError("");
                } else {
                    throw runtime.newErrnoEWOULDBLOCKError();
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            }

            if (!(myOpenFile.getMainStreamSafe() instanceof ChannelStream)) { // cryptic for the uninitiated...
                throw runtime.newNotImplementedError("readpartial only works with Nio based handlers");
            }
            ChannelStream stream = (ChannelStream) myOpenFile.getMainStreamSafe();

            // We don't check RubyString modification since JRuby doesn't have
            // GIL. Other threads are free to change anytime.

            ByteList buf = null;
            if (isNonblocking) {
                buf = stream.readnonblock(length);
            } else {
                while ((buf == null || buf.length() == 0) && !stream.feof()) {
                    waitReadable(stream);
                    buf = stream.readpartial(length);
                }
            }
            boolean empty = buf == null || buf.length() == 0;
            ByteList newBuf = empty ? ByteList.EMPTY_BYTELIST.dup() : buf;
           
            string.view(newBuf);

            if (stream.feof() && empty) return runtime.getNil();

            return string;
        } catch (BadDescriptorException e) {
            throw runtime.newErrnoEBADFError();
        } catch (InvalidValueException e) {
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            if (io instanceof RubyIO) {
                RubyIO rubyIO = (RubyIO)io;
                OpenFile of = rubyIO.getOpenFile();
                Stream stream = of.getMainStreamSafe();
                if (stream instanceof ChannelStream) {
                    ChannelStream cStream = (ChannelStream)stream;
                    if (cStream.getDescriptor().getChannel() instanceof SelectableChannel)  {
                        SelectableChannel selChannel = (SelectableChannel)cStream.getDescriptor().getChannel();

                        ((RubyObject)recv).extend(
                                new IRubyObject[]{((RubyModule)recv.getRuntime().getModule("Net").getConstant("BufferedIO")).getConstant("NativeImplementation")});
                        SelectableChannel sc = (SelectableChannel)(selChannel);
                        recv.dataWrapStruct(new NativeImpl(sc));
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Related Classes of org.jruby.util.io.ChannelStream

  • org.jruby.ext.ffi.io.FileDescriptorIO
  • org.jruby.ext.ffi.IOModule
  • org.jruby.ext.net.protocol.NetProtocolBufferedIO
  • org.jruby.ext.NetProtocolBufferedIO
  • org.jruby.ext.socket.RubyUNIXSocket
  • org.jruby.Ruby
  • org.jruby.RubyFile
  • org.jruby.RubyIO
  • org.jruby.util.ByteList
  • org.jruby.util.JRubyFile
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