List of usage examples for java.lang Float SIZE
int SIZE
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From source file:org.apache.pig.impl.util.avro.AvroTupleWrapper.java
@SuppressWarnings({ "rawtypes", "unchecked" }) private long getMemorySize(final IndexedRecord r) { int total = 0; final int bitsPerByte = 8; for (Field f : r.getSchema().getFields()) { switch (f.schema().getType()) { case BOOLEAN: case ENUM: case INT: total += Integer.SIZE << bitsPerByte; break; case DOUBLE: total += Double.SIZE << bitsPerByte; break; case FLOAT: total += Float.SIZE << bitsPerByte; break; case NULL: break; case STRING: total += ((String) r.get(f.pos())).length() * (Character.SIZE << bitsPerByte); break; case BYTES: total += ((Byte[]) r.get(f.pos())).length; break; case RECORD: total += new AvroTupleWrapper((IndexedRecord) r.get(f.pos())).getMemorySize(); break; case ARRAY: total += new AvroBagWrapper((GenericArray) r.get(f.pos())).getMemorySize(); break; }//from www . ja v a 2 s .c o m } return total; }
From source file:org.apache.sqoop.connector.idf.CSVIntermediateDataFormat.java
/** * {@inheritDoc}//from www . j a va 2 s . com */ @Override public Object[] getObjectData() { if (schema.isEmpty()) { throw new SqoopException(IntermediateDataFormatError.INTERMEDIATE_DATA_FORMAT_0006); } String[] fields = getFields(); if (fields == null) { return null; } if (fields.length != schema.getColumns().size()) { throw new SqoopException(IntermediateDataFormatError.INTERMEDIATE_DATA_FORMAT_0005, "The data " + getTextData() + " has the wrong number of fields."); } Object[] out = new Object[fields.length]; Column[] cols = schema.getColumns().toArray(new Column[fields.length]); for (int i = 0; i < fields.length; i++) { Type colType = cols[i].getType(); if (fields[i].equals("NULL")) { out[i] = null; continue; } Long byteSize; switch (colType) { case TEXT: out[i] = unescapeStrings(fields[i]); break; case BINARY: out[i] = unescapeByteArray(fields[i]); break; case FIXED_POINT: byteSize = ((FixedPoint) cols[i]).getByteSize(); if (byteSize != null && byteSize <= Integer.SIZE) { out[i] = Integer.valueOf(fields[i]); } else { out[i] = Long.valueOf(fields[i]); } break; case FLOATING_POINT: byteSize = ((FloatingPoint) cols[i]).getByteSize(); if (byteSize != null && byteSize <= Float.SIZE) { out[i] = Float.valueOf(fields[i]); } else { out[i] = Double.valueOf(fields[i]); } break; case DECIMAL: out[i] = new BigDecimal(fields[i]); break; case DATE: out[i] = LocalDate.parse(fields[i]); break; case DATE_TIME: // A datetime string with a space as date-time separator will not be // parsed expectedly. The expected separator is "T". See also: // https://github.com/JodaOrg/joda-time/issues/11 String iso8601 = fields[i].replace(" ", "T"); out[i] = LocalDateTime.parse(iso8601); break; case BIT: out[i] = Boolean.valueOf(fields[i].equals("1") || fields[i].toLowerCase().equals("true")); break; default: throw new SqoopException(IntermediateDataFormatError.INTERMEDIATE_DATA_FORMAT_0004, "Column type from schema was not recognized for " + colType); } } return out; }
From source file:org.cellprofiler.subimager.ImageWriterHandler.java
private byte[] convertImage(NDImage ndimage, PixelType pixelType, boolean toBigEndian) { double[] inputDouble = ndimage.getBuffer(); switch (pixelType) { case INT8://from w w w .j a v a 2 s .com return convertToIntegerType(inputDouble, Byte.MIN_VALUE, Byte.MAX_VALUE, Byte.SIZE / 8, toBigEndian); case UINT8: return convertToIntegerType(inputDouble, 0, (1L << Byte.SIZE) - 1, Byte.SIZE / 8, toBigEndian); case INT16: return convertToIntegerType(inputDouble, Short.MIN_VALUE, Short.MAX_VALUE, Short.SIZE / 8, toBigEndian); case UINT16: return convertToIntegerType(inputDouble, 0, (1L << Short.SIZE) - 1, Short.SIZE / 8, toBigEndian); case INT32: return convertToIntegerType(inputDouble, Integer.MIN_VALUE, Integer.MAX_VALUE, Integer.SIZE / 8, toBigEndian); case UINT32: return convertToIntegerType(inputDouble, 0, (1L << Integer.SIZE) - 1, Integer.SIZE / 8, toBigEndian); case FLOAT: { int bpp = Float.SIZE / 8; byte[] buffer = new byte[inputDouble.length * bpp]; for (int i = 0; i < inputDouble.length; i++) { DataTools.unpackBytes(Float.floatToIntBits((float) inputDouble[i]), buffer, i * bpp, bpp, !toBigEndian); } return buffer; } case DOUBLE: { int bpp = Double.SIZE / 8; byte[] buffer = new byte[inputDouble.length * bpp]; for (int i = 0; i < inputDouble.length; i++) { DataTools.unpackBytes(Double.doubleToLongBits(inputDouble[i]), buffer, i * bpp, bpp, !toBigEndian); } return buffer; } default: throw new UnsupportedOperationException("The pixel type, " + pixelType.getValue() + ", should have been explicitly handled by the caller and an error should have been reported to the web client."); } }
From source file:org.eclipse.dataset.AbstractDataset.java
/** * @param dtype/*from w w w .j a v a 2 s.c o m*/ * @param isize * number of elements in an item * @return length of single item in bytes */ public static int getItemsize(final int dtype, final int isize) { int size; switch (dtype) { case BOOL: size = 1; // How is this defined? break; case INT8: case ARRAYINT8: size = Byte.SIZE / 8; break; case INT16: case ARRAYINT16: case RGB: size = Short.SIZE / 8; break; case INT32: case ARRAYINT32: size = Integer.SIZE / 8; break; case INT64: case ARRAYINT64: size = Long.SIZE / 8; break; case FLOAT32: case ARRAYFLOAT32: case COMPLEX64: size = Float.SIZE / 8; break; case FLOAT64: case ARRAYFLOAT64: case COMPLEX128: size = Double.SIZE / 8; break; default: size = 0; break; } return size * isize; }
From source file:org.eclipse.january.dataset.DTypeUtils.java
/** * @param dtype//from w ww .ja v a 2 s. co m * @param isize * number of elements in an item * @return length of single item in bytes */ public static int getItemBytes(final int dtype, final int isize) { int size; switch (dtype) { case Dataset.BOOL: size = 1; // How is this defined? break; case Dataset.INT8: case Dataset.ARRAYINT8: size = Byte.SIZE / 8; break; case Dataset.INT16: case Dataset.ARRAYINT16: case Dataset.RGB: size = Short.SIZE / 8; break; case Dataset.INT32: case Dataset.ARRAYINT32: size = Integer.SIZE / 8; break; case Dataset.INT64: case Dataset.ARRAYINT64: size = Long.SIZE / 8; break; case Dataset.FLOAT32: case Dataset.ARRAYFLOAT32: case Dataset.COMPLEX64: size = Float.SIZE / 8; break; case Dataset.FLOAT64: case Dataset.ARRAYFLOAT64: case Dataset.COMPLEX128: size = Double.SIZE / 8; break; default: size = 0; break; } return size * isize; }
From source file:org.nd4j.linalg.util.ArrayUtil.java
/** * * @param doubleArray/* w w w .j av a2 s.com*/ * @return */ public static byte[] toByteArray(float[] doubleArray) { int times = Float.SIZE / Byte.SIZE; byte[] bytes = new byte[doubleArray.length * times]; for (int i = 0; i < doubleArray.length; i++) { ByteBuffer.wrap(bytes, i * times, times).putFloat(doubleArray[i]); } return bytes; }
From source file:org.nd4j.linalg.util.ArrayUtil.java
/** * * @param byteArray/*from ww w.j a va2 s . co m*/ * @return */ public static float[] toFloatArray(byte[] byteArray) { int times = Float.SIZE / Byte.SIZE; float[] doubles = new float[byteArray.length / times]; for (int i = 0; i < doubles.length; i++) { doubles[i] = ByteBuffer.wrap(byteArray, i * times, times).getFloat(); } return doubles; }
From source file:org.wso2.carbon.analytics.datasource.core.util.GenericUtils.java
private static int calculateBufferSizePerElement(String name, Object value) throws AnalyticsException { int count = 0; /* column name length value + data type (including null) */ count += Integer.SIZE / 8 + 1; /* column name */ count += name.getBytes(StandardCharsets.UTF_8).length; if (value instanceof String) { /* string length + value */ count += Integer.SIZE / 8; count += ((String) value).getBytes(StandardCharsets.UTF_8).length; } else if (value instanceof Long) { count += Long.SIZE / 8;//from w w w. j a v a2s. co m } else if (value instanceof Double) { count += Double.SIZE / 8; } else if (value instanceof Boolean) { count += Byte.SIZE / 8; } else if (value instanceof Integer) { count += Integer.SIZE / 8; } else if (value instanceof Float) { count += Float.SIZE / 8; } else if (value instanceof byte[]) { count += Integer.SIZE / 8; count += ((byte[]) value).length; } else if (value != null) { count += Integer.SIZE / 8; count += GenericUtils.serializeObject(value).length; } return count; }
From source file:spectrogram.Spectrogram.java
/** * The controller of the process loop, init -> get data -> process -> make image * @return /*from w ww . ja v a 2s .co m*/ * @throws viewerconfig.ViewConfigException * @throws edu.fullerton.jspWebUtils.WebUtilException * @throws edu.fullerton.ndsproxyclient.NDSException */ public int doPlot() throws ViewConfigException, WebUtilException, NDSException { int ret = 0; long xfernt = 0; long procnt = 0; try { startMs = System.currentTimeMillis(); initProgress(); initChanInfo(); initImage(); initCache(); if (debugLevel > 1) { System.out.format("\nChan: %1$s, sample rate: ", channelName); if (sampleRate >= 1) { System.out.format("%1$.0f", sampleRate); } else { System.out.format("%1$.3f", sampleRate); } System.out.format(", bytes/sample: %1$1d%n", bytesPerSample); System.out.format("Sec/fft: %1$.2f, overlap: %2$.2f%n", secPerFFT, overlap); } int stride = duration / 100; int maxStride = (int) (1000000 / sampleRate); stride = Math.max(stride, minStride); stride = Math.min(stride, duration); stride = Math.min(stride, maxStride); bufn = 0; boolean wantsToCancel = false; if (useAltData) { int stopSample = (int) (duration * sampleRate); if (!testDataFilename.isEmpty()) { readAddTestData(testDataFile); } else if (!rawDataFilename.isEmpty()) { readAddRawData(); } else { noData(0, stopSample); } } else { int stride2 = duration; for (int curT = 0; curT < duration && !wantsToCancel; curT += stride2) { long xStrt = System.nanoTime(); setProgress(String.format("Processing %1$,4d of %2$,4d seconds of data", curT, duration)); setProgress(curT, duration); int curgps = startGPS + curT; int curDur = stride; if (curDur + curgps > startGPS + duration) { curDur = startGPS + duration - curgps; } try { ndsClient = new NDSProxyClient(server); ndsClient.connect(); boolean reqStat = ndsClient.requestData(channelName, chanInfo.getcType(), curgps, curgps + duration, stride); if (reqStat) { // for the first buffer we get channel information from NDS2 and // adjust accordingly int dt = (int) (ndsClient.getStartGPS() - startGPS); setProgress(String.format("Processing %1$,4d of %2$,4d seconds of data", dt, duration)); setProgress(dt, duration); NDSBufferStatus bufferStatus = ndsClient.getBufferStatus(); if (sampleRate != bufferStatus.getFs()) { sampleRate = bufferStatus.getFs(); initImage(); initCache(); } if (fmax == 0) { fmax = sampleRate / 2; } int startSample = (int) (dt * sampleRate); int nsample = (int) (duration * sampleRate); long pStrt = System.nanoTime(); xfernt += pStrt - xStrt; addBuf(startSample, nsample); procnt += System.nanoTime() - pStrt; bufn++; wantsToCancel = checkCancel(); } else { String msg = ndsClient.getLastError(); wantsToCancel = true; System.err.format("Transfer error: %s\n", msg); ret = 2; } ndsClient.bye(); ndsClient = null; } catch (Exception ex) { xferErrMsg = ex.getClass().getSimpleName() + ": " + ex.getMessage(); if (!checkNoData(curgps, curDur, xferErrMsg)) { wantsToCancel = true; System.err.format("Transfer error: %s\n", xferErrMsg); ret = 2; } try { //ndsClient.disconnect(); ndsClient.bye(); ndsClient = null; } catch (Exception ex2) { // Ignore error in error handler } } } } if (wantsToCancel) { if (spectraCache.size() > nfft / 4) { status = "Shortened"; } else { status = "Canceled"; } status += " by user or because of error"; if (xferErrMsg == null || xferErrMsg.isEmpty()) { xferErrMsg = status; } else { xferErrMsg += " - " + status; } } else { status = "Success"; } long mkimgnt = 0; if (spectraCache.size() > nfft / 4) { long mkimgStrt = System.nanoTime(); makeImage(); mkimgnt = System.nanoTime() - mkimgStrt; } else if (spectraCache.size() == 0) { System.err.println("Unable to transfer data. Last error received: " + xferErrMsg); ret = 3; } else { System.err.println("Some data transfered but not enough spectra to make an image (" + Integer.toString(spectraCache.size()) + ")"); System.err.println("Last error received: " + xferErrMsg); ret = 4; } // timing info double elapsedSec = (System.currentTimeMillis() - startMs) / 1000.; long bytes = (long) (duration * sampleRate * Float.SIZE / 8); double rateKBps = bytes / elapsedSec / 1000; System.out.format("Run time: %1$.2fs, total bytes xfer: %2$,d, process rate %3$.1f KBps%n", elapsedSec, bytes, rateKBps); double xfersec = xfernt / 1.0e9; double procsec = procnt / 1.0e9; double mkimgsec = mkimgnt / 1.0e9; double ovhdsec = elapsedSec - xfersec - procsec - mkimgsec; System.out.format("Transfer: %1$.2f, process: %2$.2f, image: %3$.2f, overhead: %4$.2f %n", xfersec, procsec, mkimgsec, ovhdsec); } catch (LdvTableException | SQLException | IOException | IllegalArgumentException ex) { status = "Error: " + ex.getClass().getSimpleName() + ": " + ex.getLocalizedMessage(); System.err.println(ex.toString()); ret = 5; } closeProgress(); return ret; }
From source file:spectrogram.Spectrogram.java
private void initChanInfo() throws LdvTableException, SQLException, ViewConfigException, WebUtilException { if (!useAltData) { setProgress("Getting Channel info."); getDbTables();/*w w w. jav a 2 s .co m*/ setProgress("Getting Channel info."); if (!getChanInfo()) { System.exit(1); } } else { // test data can either be no data or input from a csv file testDataFile = null; rawDataFile = null; if (rawDataFilename.isEmpty() && testDataFilename.isEmpty()) { channelName = "No data (labels only)"; } else if (!testDataFilename.isEmpty()) { testDataFile = new File(testDataFilename); channelName = testDataFile.getName(); bytesPerSample = Float.SIZE / 8; } else if (!rawDataFilename.isEmpty()) { Pattern fnPat = Pattern.compile("(.*/)?(.+)-(\\d+)-(\\d+).dat"); Matcher fnMat = fnPat.matcher(rawDataFilename); if (!fnMat.find()) { throw new WebUtilException("Raw data file not named corrrectly."); } channelName = fnMat.group(2); startGPS = Integer.parseInt(fnMat.group(3)); duration = Integer.parseInt(fnMat.group(4)); bytesPerSample = Float.SIZE / 8; } } setProgress("Starting transfer."); }