/** * Read data from a top level Variable and send data to a WritableByteChannel. Experimental. * * @param v a top-level Variable * @param section the section of data to read. * There must be a Range for each Dimension in the variable, in order. * Note: no nulls allowed. IOSP may not modify. * @param wbc write data to this WritableByteChannel * @return the number of bytes written to the channel * @throws java.io.IOException if read error * @throws ucar.ma2.InvalidRangeException if invalid section */ protected long readToByteChannel(ucar.nc2.Variable v, Section section, WritableByteChannel wbc) throws java.io.IOException, ucar.ma2.InvalidRangeException { //if (unlocked) // throw new IllegalStateException("File is unlocked - cannot use"); if ((spi == null) || v.hasCachedData()) return IospHelper.copyToByteChannel(v.read(section), wbc); return spi.readToByteChannel(v, section, wbc); }
/** * Read data from a top level Variable and send data to a WritableByteChannel. Experimental. * * @param v a top-level Variable * @param section the section of data to read. * There must be a Range for each Dimension in the variable, in order. * Note: no nulls allowed. IOSP may not modify. * @param wbc write data to this WritableByteChannel * @return the number of bytes written to the channel * @throws java.io.IOException if read error * @throws ucar.ma2.InvalidRangeException if invalid section */ protected long readToByteChannel(ucar.nc2.Variable v, Section section, WritableByteChannel wbc) throws java.io.IOException, ucar.ma2.InvalidRangeException { //if (unlocked) // throw new IllegalStateException("File is unlocked - cannot use"); if ((spi == null) || v.hasCachedData()) return IospHelper.copyToByteChannel(v.read(section), wbc); return spi.readToByteChannel(v, section, wbc); }
/** * Read data from a top level Variable and send data to a WritableByteChannel. Experimental. * * @param v a top-level Variable * @param section the section of data to read. * There must be a Range for each Dimension in the variable, in order. * Note: no nulls allowed. IOSP may not modify. * @param wbc write data to this WritableByteChannel * @return the number of bytes written to the channel * @throws java.io.IOException if read error * @throws ucar.ma2.InvalidRangeException if invalid section */ protected long readToByteChannel(ucar.nc2.Variable v, Section section, WritableByteChannel wbc) throws java.io.IOException, ucar.ma2.InvalidRangeException { //if (unlocked) // throw new IllegalStateException("File is unlocked - cannot use"); if ((spi == null) || v.hasCachedData()) return IospHelper.copyToByteChannel(v.read(section), wbc); return spi.readToByteChannel(v, section, wbc); }