ucar.nc2.Group.getGroups java code examples

Common ways to obtain Group

private void myMethod () {
 Group g =NetcdfFile ncfile;ncfile.getRootGroup()
NetcdfFile ncfile;String str;ncfile.findGroup(str)
Variable v;v.getParentGroup()
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}

protected void unravelStringMet(NetcdfFile ncFile, Group group, Metadata met) {
  if (group == null) {
    group = ncFile.getRootGroup();
  }
  // get file type
  met.set("File-Type-Description", ncFile.getFileTypeDescription());
  // unravel its string attrs
  for (Attribute attribute : group.getAttributes()) {
    if (attribute.isString()) {
      met.add(attribute.getFullName(), attribute.getStringValue());
    } else {
      // try and cast its value to a string
      met.add(attribute.getFullName(), String.valueOf(attribute
          .getNumericValue()));
    }
  }
  for (Group g : group.getGroups()) {
    unravelStringMet(ncFile, g, met);
  }
}

static Group findGroupNested(Group parent, String name) {
 for (Group g : parent.getGroups()) {
  if (g.getShortName().equals(name))
   return g;
 }
 for (Group g : parent.getGroups()) {
  Group result = findGroupNested(g, name);
  if (result != null)
   return result;
 }
 return null;
}

private Group findGroupNested(Group parent, String name) {
 for (Group g : parent.getGroups()) {
  if (g.getShortName().equals(name)) { return g; }
 }
 for (Group g : parent.getGroups()) {
  Group result = findGroupNested(g, name);
  if (result != null) { return result; }
 }
 return null;
}

private Group findGroupNested(Group parent, String name) {
 for (Group g : parent.getGroups()) {
  if (g.getShortName().equals(name))
   return g;
 }
 for (Group g : parent.getGroups()) {
  Group result = findGroupNested(g, name);
  if (result != null)
   return result;
 }
 return null;
}

private Group findGroupNested(Group parent, String name) {
 for (Group g : parent.getGroups()) {
  if (g.getShortName().equals(name))
   return g;
 }
 for (Group g : parent.getGroups()) {
  Group result = findGroupNested(g, name);
  if (result != null)
   return result;
 }
 return null;
}

private void augmentGroup(NetcdfDataset ds, Group g) {
 Variable crs = g.findVariable(HdfEos.HDFEOS_CRS);
 if (crs != null) augmentGroupWithProjectionInfo(ds, g);
 for (Group ng : g.getGroups())
  augmentGroup(ds, ng);
}

public Variable findVariableByAttribute(Group g, String attName, String attValue) {
 if (g == null) g = getRootGroup();
 for (Variable v : variables) {
  for (Attribute att : v.getAttributes())
   if (attName.equals(att.getShortName()) && attValue.equals(att.getStringValue()))
    return v;
 }
 for (Group nested : g.getGroups()) {
  Variable v = findVariableByAttribute(nested, attName, attValue);
  if (v != null) return v;
 }
 return null;
}

private void augmentGroup(NetcdfDataset ds, Group g) {
 Variable crs = g.findVariable(HdfEos.HDFEOS_CRS);
 if (crs != null) augmentGroupWithProjectionInfo(ds, g);
 for (Group ng : g.getGroups())
  augmentGroup(ds, ng);
}

private void augmentGroup(NetcdfDataset ds, Group g) {
 Variable crs = g.findVariable(HdfEos.HDFEOS_CRS);
 if (crs != null) augmentGroupWithProjectionInfo(ds, g);
 for (Group ng : g.getGroups())
  augmentGroup(ds, ng);
}

public Variable findVariableByAttribute(Group g, String attName, String attValue) {
 if (g == null) g = getRootGroup();
 for (Variable v : g.getVariables()) {
  for (Attribute att : v.getAttributes())
   if (attName.equals(att.getShortName()) && attValue.equals(att.getStringValue()))
    return v;
 }
 for (Group nested : g.getGroups()) {
  Variable v = findVariableByAttribute(nested, attName, attValue);
  if (v != null) return v;
 }
 return null;
}

public Variable findVariableByAttribute(Group g, String attName, String attValue) {
 if (g == null) g = getRootGroup();
 for (Variable v : g.getVariables()) {
  for (Attribute att : v.getAttributes())
   if (attName.equals(att.getShortName()) && attValue.equals(att.getStringValue()))
    return v;
 }
 for (Group nested : g.getGroups()) {
  Variable v = findVariableByAttribute(nested, attName, attValue);
  if (v != null) return v;
 }
 return null;
}

private void setImmutable(Group g) {
 for (Variable v : g.variables)
  v.setImmutable();
 for (Dimension d : g.dimensions)
  d.setImmutable();
 for (Group nested : g.getGroups())
  setImmutable(nested);
 g.setImmutable();
}

private void setImmutable(Group g) {
 for (Variable v : g.variables)
  v.setImmutable();
 for (Dimension d : g.dimensions)
  d.setImmutable();
 for (Group nested : g.getGroups())
  setImmutable(nested);
 g.setImmutable();
}

private void setImmutable(Group g) {
 for (Variable v : g.variables)
  v.setImmutable();
 for (Dimension d : g.dimensions)
  d.setImmutable();
 for (Group nested : g.getGroups())
  setImmutable(nested);
 g.setImmutable();
}

private void fixAttributes(Group g) {
 for (Variable v : g.getVariables()) {
  for (Attribute a : v.getAttributes()) {
   if (a.getShortName().equalsIgnoreCase("UNIT") || a.getShortName().equalsIgnoreCase("UNITS"))
    a.setShortName(CDM.UNITS);
   if (a.getShortName().equalsIgnoreCase("SCALE_FACTOR"))
    a.setShortName(CDM.SCALE_FACTOR);
   if (a.getShortName().equalsIgnoreCase("OFFSET"))
    a.setShortName(CDM.ADD_OFFSET);
  }
 }
 for (Group ng : g.getGroups()) {
  fixAttributes(ng);
 }
}

private static boolean checkGroup(Group g) {
 Variable crs = g.findVariable(HdfEos.HDFEOS_CRS);
 Group dataG = g.findGroup(DATA_GROUP);
 if (crs != null && dataG != null) {
  Attribute att = crs.findAttribute(HdfEos.HDFEOS_CRS_Projection);
  if (att == null) return false;
  if (!att.getStringValue().equals("GCTP_SNSOID") && !att.getStringValue().equals("GCTP_GEO")) return false;
  return !(dataG.findDimensionLocal(DIMX_NAME) == null || dataG.findDimensionLocal(DIMY_NAME) == null);
 }
 for (Group ng : g.getGroups()) {
  if (checkGroup(ng)) return true;
 }
 return false;
}

public static void addGroups(final MetadataElement parentElem, final Group parentGroup) {
  final List<Group> groupList = parentGroup.getGroups();
  for (Group grp : groupList) {
    final MetadataElement newElem = new MetadataElement(grp.getShortName());
    parentElem.addElement(newElem);
    // recurse
    addGroups(newElem, grp);
  }
  addAttributes(parentElem, parentGroup);
}

void transferData(Group oldGroup) throws IOException, InvalidRangeException {
 for (Variable v : oldGroup.getVariables()) {
  if (!isRadial && v.getRank() >= 3) {
   invertOneVar(v);
  } else {
   System.out.printf("write %s%n",v.getNameAndDimensions());
   Array data = v.read();
   Variable nv = ncOut.findVariable(v.getFullName());
   ncOut.write(nv,  data);
  }
 }
 // recurse
 for (Group g : oldGroup.getGroups())
  transferData( g);
}

@Test
public void code6_assume_spherical() throws IOException {
  String filename = dir + "berkes.grb2";
  try (NetcdfFile ncfile = NetcdfFile.open(filename, null)) {
    Group grp = ncfile.getRootGroup().getGroups().get(0);
    Variable v = grp.findVariable("LatLon_Projection");
    Attribute axis = v.findAttribute("earth_radius");
    Assert.assertEquals(6371229., axis.getNumericValue().doubleValue(),
        0.1);
  }
}

private void convertGroup(Group g, Group from) {
 for (EnumTypedef et : from.getEnumTypedefs())
  g.addEnumeration(et);
 for (Dimension d : from.getDimensions())
  g.addDimension(new Dimension(d.getShortName(), d));
 for (Attribute a : from.getAttributes())
  g.addAttribute(a);
 for (Variable v : from.getVariables())
  g.addVariable(convertVariable(g, v));
 for (Group nested : from.getGroups()) {
  Group nnested = new Group(this, g, nested.getShortName());
  g.addGroup(nnested);
  convertGroup(nnested, nested);
 }
}

Javadoc

Get the Groups contained directly in this Group.

Popular methods of Group

findVariable
Find the Variable with the specified (short) name in this group.
getAttributes
Get the set of attributes contained directly in this Group.
getVariables
Get the Variables contained directly in this group.
findAttribute
Find an Attribute in this Group by its name.
findDimension
Retrieve a Dimension using its (short) name. If it doesnt exist in this group, recursively look in p
getDimensions
Get the Dimensions contained directly in this group.
<init>
Constructor
addAttribute
Add new Attribute; replace old if has same name.
getShortName
Get the "short" name, unique within its parent Group.
addEnumeration
Add an Enumeration
findGroup
Retrieve the Group with the specified (short) name.
addGroup
Add a nested Group

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How to use getGroupsmethodin ucar.nc2.Group

Best Java code snippets using ucar.nc2.Group.getGroups (Showing top 20 results out of 315)

How to use
getGroups
method
in
ucar.nc2.Group