Examples of org.jaxen.xom.DocumentNavigator$IndexIterator

ucar.ma2.IndexIterator
Interface for navigating around the XOM object model.
This class is not intended for direct usage, but is used by the Jaxen engine during evaluation.
@see XPath

        super( name );
    }


    public Navigator getNavigator()
    {
        return new DocumentNavigator();
    }

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                                  ? section.getRange(rangeIdx++)
                                  : new Range(0, 0);
        Range         yRange    = section.getRange(rangeIdx++);
        Range         xRange    = section.getRange(rangeIdx);


        IndexIterator ii        = dataArray.getIndexIterator();


        // loop over ens
        for (int ensIdx = ensRange.first(); ensIdx <= ensRange.last();
                ensIdx += ensRange.stride()) {
            //loop over time

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              ? 1
              : nk); k++) {
            origin[0] = i;
            origin[1] = j;
            origin[2] = k;
            IndexIterator it = array.section(origin,
                eshape).getIndexIterator();
            for (int l = 0; l < n; l++) {
              d[l] = it.getDoubleNext();  //get the original values
            }
            double[] d2 = extrapinterpolate(d);  //compute new values
            //define slice of new array to write into
            IndexIterator newit =
                newArray.section(origin,
                    neweshape).getIndexIterator();
            for (int l = 0; l < n + 1; l++) {
              newit.setDoubleNext(d2[l]);
            }
          }
        }
      }
    } catch (InvalidRangeException e) {

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  static public void compareData(Array data1, Array data2) {
    assert data1.getSize() == data2.getSize();
    assert data1.getElementType() == data2.getElementType() : data1.getElementType()+"!="+ data2.getElementType();
    DataType dt = DataType.getType( data1.getElementType());


    IndexIterator iter1 = data1.getIndexIterator();
    IndexIterator iter2 = data2.getIndexIterator();


    if (dt == DataType.DOUBLE) {
      while (iter1.hasNext()) {
          double v1 = iter1.getDoubleNext();
          double v2 = iter2.getDoubleNext();
          if (!Double.isNaN(v1) || !Double.isNaN(v2))
            assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }


    else if (dt == DataType.FLOAT) {
      while (iter1.hasNext()) {
          float v1 = iter1.getFloatNext();
          float v2 = iter2.getFloatNext();
          if (!Float.isNaN(v1) || !Float.isNaN(v2))
            assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }


    else if (dt == DataType.INT) {
      while (iter1.hasNext()) {
          int v1 = iter1.getIntNext();
          int v2 = iter2.getIntNext();
          assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }


    else if (dt == DataType.SHORT) {
      while (iter1.hasNext()) {
          short v1 = iter1.getShortNext();
          short v2 = iter2.getShortNext();
          assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }


    else if (dt == DataType.BYTE) {
      while (iter1.hasNext()) {
          byte v1 = iter1.getByteNext();
          byte v2 = iter2.getByteNext();
          assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }
  }

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     // Range scanRange = section.getRange(0);
     // Range radialRange = section.getRange(1);
     // Range gateRange = section.getRange(2);


      Array data = Array.factory(v2.getDataType().getPrimitiveClassType(), section.getShape());
      IndexIterator ii = data.getIndexIterator();


      List groups = null;
      String shortName = v2.getShortName();
      if( shortName.startsWith("Reflectivity"))
        groups = volScan.getReflectivityGroups();

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    public long readToByteChannel11(ucar.nc2.Variable v2, Section section, WritableByteChannel channel)
    throws java.io.IOException, ucar.ma2.InvalidRangeException {
        Array data = readData(v2, section);
        float[] ftdata=new float[(int)data.getSize()];
        byte[] bytedata=new byte[(int)data.getSize()*4];
        IndexIterator iter=data.getIndexIterator();
        int i=0;
        ByteBuffer buffer=ByteBuffer.allocateDirect(bytedata.length);
        while (iter.hasNext()) { ftdata[i]=iter.getFloatNext();
        bytedata[i]=new Float(ftdata[i]).byteValue();
        buffer.put(bytedata[i]);
        i++;
        }
        buffer=ByteBuffer.wrap(bytedata);

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    // create the data and the variable
    try { // p(k) = p0 * exp(-lev(k))
      double p0 = p0Var.readScalarDouble();
      Array levelData = levelVar.read();
      Array pressureData = Array.factory(double.class, levelData.getShape());
      IndexIterator ii = levelData.getIndexIterator();
      IndexIterator iip = pressureData.getIndexIterator();
      while (ii.hasNext()) {
        double val = p0 * Math.exp(-1.0 * ii.getDoubleNext());
        iip.setDoubleNext(val);
      }


      CoordinateAxis1D p = new CoordinateAxis1D(ds, null, v.getShortName() + "_pressure", DataType.DOUBLE,
              levelVar.getDimensionsString(), units,
              "Vertical Pressure coordinate synthesized from atmosphere_ln_pressure_coordinate formula");

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      assert data.getSize() == 3;
      assert data.getShape()[0] == 3;
      assert data.getElementType() == double.class;


      int count = 0;
      IndexIterator dataI = data.getIndexIterator();
      while (dataI.hasNext()) {
        assert TestAll.closeEnough(dataI.getDoubleNext(), result[count]);
        count++;
      }


    } catch (IOException io) {
      io.printStackTrace();

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    assert data.getSize() == 2;
    assert data.getShape()[0] == 2;
    assert data.getElementType() == double.class;


    int count = 0;
    IndexIterator dataI = data.getIndexIterator();
    while (dataI.hasNext()) {
      assert TestAll.closeEnough(dataI.getDoubleNext(), result[count+1]);
      count++;
    }


    data = time.read("0:2:2");
    assert data.getRank() == 1;
    assert data.getSize() == 2;
    assert data.getShape()[0] == 2;
    assert data.getElementType() == double.class;


    count = 0;
    dataI = data.getIndexIterator();
    while (dataI.hasNext()) {
      assert TestAll.closeEnough(dataI.getDoubleNext(), result[count*2]);
      count++;
    }
  }

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    assert data.getSize() == 2;
    assert data.getShape()[0] == 2;
    assert data.getElementType() == double.class;


    int count = 0;
    IndexIterator dataI = data.getIndexIterator();
    while (dataI.hasNext()) {
      assert TestAll.closeEnough(dataI.getDoubleNext(), result[count+1]);
      count++;
    }


    time.setCachedData(null, false);
    data = time.read("0:2:2");
    assert data.getRank() == 1;
    assert data.getSize() == 2;
    assert data.getShape()[0] == 2;
    assert data.getElementType() == double.class;


    count = 0;
    dataI = data.getIndexIterator();
    while (dataI.hasNext()) {
      assert TestAll.closeEnough(dataI.getDoubleNext(), result[count*2]);
      count++;
    }
  }

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