Java DataRecordImpl类代码示例

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
@Override
public DataComponent getCommandDescription()
{
    DataComponent record = new DataRecordImpl(3);
    record.setName(this.name);
    record.setDefinition("urn:blabla:command");
    
    Quantity q = new QuantityImpl();
    q.setDefinition("urn:blabla:samplingPeriod");
    q.getUom().setCode("s");
    record.addComponent("samplingPeriod", q);
    
    Category c = new CategoryImpl();
    c.setDefinition("urn:blabla:sensitivity");
    AllowedTokens tokens = new AllowedTokensImpl();
    tokens.addValue("HIGH");
    tokens.addValue("LOW");
    c.setConstraint(tokens);
    record.addComponent("sens", c);
    
    return record;
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
protected DataComponent createDs2() throws Exception
{
    DataComponent recordDesc = new DataRecordImpl();
    recordDesc.setName("ds2");
    recordDesc.setDefinition("urn:auth:blabla:record-stuff");
    Quantity q = new QuantityImpl();
    q.setLabel("My Quantity");
    q.getUom().setCode("m.s-2.kg-1");
    recordDesc.addComponent("c1", q);
    recordDesc.addComponent("c2", new CountImpl());
    recordDesc.addComponent("c3", new TextImpl());
    storage.addRecordStore(recordDesc.getName(), recordDesc, new TextEncodingImpl());
    return recordDesc;
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
@Override
public DataComponent getRecordDescription()
{
    DataComponent record = new DataRecordImpl(3);
    record.setName(this.name);
    record.setDefinition("urn:blabla:weatherData");
    
    Time time = new TimeImpl();
    time.setDefinition(SWEConstants.DEF_SAMPLING_TIME);
    time.getUom().setHref(Time.ISO_TIME_UNIT);
    record.addComponent("time", time);
    
    Quantity temp = new QuantityImpl();
    temp.setDefinition("urn:blabla:temperature");
    temp.getUom().setCode("Cel");
    record.addComponent("temp", temp);
    
    Quantity wind = new QuantityImpl();
    wind.setDefinition("urn:blabla:windSpeed");
    wind.getUom().setCode("m/s");
    record.addComponent("windSpeed", wind);
    
    Quantity press = new QuantityImpl();
    press.setDefinition("urn:blabla:pressure");
    press.getUom().setCode("hPa");
    record.addComponent("press", press);
    
    return record;
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
@Override
protected void init() throws SensorException
{
    V4LCameraParams camParams = parentSensor.camParams;
    
    // init frame grabber
    try
    {
        frameGrabber = parentSensor.videoDevice.getRGBFrameGrabber(camParams.imgWidth, camParams.imgHeight, 0, V4L4JConstants.STANDARD_WEBCAM);
        //frameGrabber.setFrameInterval(1, camParams.frameRate);
        
        // adjust params to what was actually set up by V4L
        camParams.imgWidth = frameGrabber.getWidth();
        camParams.imgHeight = frameGrabber.getHeight();
        camParams.frameRate = frameGrabber.getFrameInterval().denominator / frameGrabber.getFrameInterval().numerator;
        camParams.imgFormat = frameGrabber.getImageFormat().getName();
        
        frameGrabber.setCaptureCallback(this);
        if (camParams.doCapture)
            frameGrabber.startCapture();
    }
    catch (V4L4JException e)
    {
        throw new SensorException("Error while initializing frame grabber", e);
    }
    
    // build output structure
    camDataStruct = new DataArrayImpl(camParams.imgHeight);
    camDataStruct.setName(getName());
    camDataStruct.setDefinition("http://sensorml.com/ont/swe/property/VideoFrame");
    DataArray imgRow = new DataArrayImpl(camParams.imgWidth);
    ((DataArray)camDataStruct).addComponent("row", imgRow);        
    DataRecord imgPixel = new DataRecordImpl(3);
    imgPixel.addComponent("red", new CountImpl(DataType.BYTE));
    imgPixel.addComponent("green", new CountImpl(DataType.BYTE));
    imgPixel.addComponent("blue", new CountImpl(DataType.BYTE));
    imgRow.addComponent("pixel", imgPixel);
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
public void DISABLED_testJP2KDecompression() throws Exception
{
    String filePath = "F:\\Data\\ErdasTigerShark\\2008-07-21\\images\\A121665541042.jp2";//.small.jpc";
    File file = new File(filePath);
    FileInputStream is = new FileInputStream(file);

    DataArrayImpl imgData = new DataArrayImpl();
    DataRecordImpl pixelData = new DataRecordImpl(3);
    pixelData.addComponent("red", new CountImpl());
    pixelData.addComponent("green", new CountImpl());
    pixelData.addComponent("blue", new CountImpl());
    imgData.addComponent("pixel", pixelData);
    
    JP2KStreamDecoder decoder = new JP2KStreamDecoder(file.length());
    decoder.decode(new DataInputStreamBI(is), imgData);
    System.out.println(imgData.getData());
    
    BufferedOutputStream os = new BufferedOutputStream(new FileOutputStream("D:\\subset.raw"));
    for (int p=0; p<imgData.getComponentCount(); p++)
    {
        DataBlock dataBlk = imgData.getComponent(p).getData();
        
        /*int tmp1 = dataBlk.getIntValue(0)+128;
        int tmp2 = dataBlk.getIntValue(1)+128;
        int tmp3 = dataBlk.getIntValue(2)+128;
        
        os.write(tmp1 > 255 ? 255 : (tmp1 < 0 ? 0 : tmp1));
        os.write(tmp2 > 255 ? 255 : (tmp2 < 0 ? 0 : tmp2));
        os.write(tmp3 > 255 ? 255 : (tmp3 < 0 ? 0 : tmp3));*/
        os.write(dataBlk.getByteValue(0));
        os.write(dataBlk.getByteValue(1));
        os.write(dataBlk.getByteValue(2));
    }        
    os.close();
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
public void combineInputBlocks()
{
    for (int i = 0; i < inputData.size(); i++)
    {
        DataComponent input = inputData.getComponent(i);
        if (input instanceof DataRecordImpl)
            ((DataRecordImpl)input).combineDataBlocks();
    }
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
public void combineOutputBlocks()
{
    // make sure sub processes connected to the output
    // also uses these new DataBlocks for their output
    for (int i = 0; i < outputData.size(); i++)
    {
        DataComponent output = outputData.getComponent(i);
        if (output instanceof DataRecordImpl)
            ((DataRecordImpl)output).combineDataBlocks();
    }
}
 

import org.vast.data.DataRecordImpl; //导入依赖的package包/类
protected InsertSensorRequest buildInsertSensor() throws Exception
{
    // create procedure
    PhysicalSystem procedure = new PhysicalSystemImpl();
    procedure.setName("My weather station");
    procedure.setUniqueIdentifier(SENSOR_UID);
    
    // output 1
    DataStream tempOutput = new DataList();
    procedure .addOutput("tempOut", tempOutput);
    
    DataRecord tempRec = new DataRecordImpl(2);
    tempOutput.setElementType("elt", tempRec);
    
    Time timeTag = new TimeImpl();
    timeTag.setDefinition(SWEConstants.DEF_SAMPLING_TIME);
    timeTag.getUom().setHref(Time.ISO_TIME_UNIT);
    tempRec.addComponent("time", timeTag);
    
    Quantity tempVal = new QuantityImpl();
    tempVal.setDefinition("http://mmisw.org/ont/cf/parameter/air_temperature");
    tempVal.getUom().setCode("Cel");
    tempRec.addComponent("temp", tempVal);
    
    tempOutput.setEncoding(new TextEncodingImpl());
    
    
    // output 2
    DataStream posOutput = new DataList();
    procedure.addOutput("posOut", posOutput);
    
    DataRecord posRec = new DataRecordImpl(2);
    posOutput.setElementType("elt", posRec);
    
    posRec.addComponent("time", timeTag.copy());
    
    Vector posVector = new VectorImpl(3);
    posVector.setDefinition(SWEConstants.DEF_SAMPLING_LOC);
    posVector.setReferenceFrame("http://www.opengis.net/def/crs/EPSG/0/4979");
    posVector.addComponent("lat", new QuantityImpl());
    posVector.addComponent("lon", new QuantityImpl());
    posVector.addComponent("alt", new QuantityImpl());
    posRec.addComponent("pos", posVector);
    
    posOutput.setEncoding(new TextEncodingImpl());
    
    
    // build insert sensor request
    InsertSensorRequest req = new InsertSensorRequest();
    req.setPostServer(getSosEndpointUrl());
    req.setVersion("2.0");        
    req.setProcedureDescription(procedure);
    req.setProcedureDescriptionFormat(InsertSensorRequest.DEFAULT_PROCEDURE_FORMAT);
    req.getObservationTypes().add(IObservation.OBS_TYPE_GENERIC);
    req.getObservationTypes().add(IObservation.OBS_TYPE_RECORD);
    req.getObservableProperties().add(SWEConstants.DEF_SAMPLING_LOC);
    req.getObservableProperties().add("http://mmisw.org/ont/cf/parameter/air_temperature");
    req.getFoiTypes().add("urn:blabla:myfoi1");
    req.getFoiTypes().add("urn:blabla:myfoi2");
    
    return req;
}