ucar.nc2.util.xml.RuntimeConfigParser Maven / Gradle / Ivy
/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package ucar.nc2.util.xml;
import org.jdom2.*;
import org.jdom2.input.*;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.List;
import ucar.nc2.constants.FeatureType;
/**
* Read Runtime Configuration
*
*
*
*
*
*
* @author caron
*/
public class RuntimeConfigParser {
public static void read(InputStream is, StringBuilder errlog) throws IOException {
Document doc;
SAXBuilder saxBuilder = new SAXBuilder();
try {
doc = saxBuilder.build(is);
} catch (JDOMException e) {
throw new IOException(e.getMessage());
}
read(doc.getRootElement(), errlog);
}
public static void read(org.jdom2.Element root, StringBuilder errlog) {
List children = root.getChildren();
for (int i = 0; i < children.size(); i++) {
Element elem = (Element) children.get(i);
if (elem.getName().equals("ioServiceProvider")) {
String className = elem.getAttributeValue("class");
try {
ucar.nc2.NetcdfFile.registerIOProvider(className);
} catch (ClassNotFoundException e) {
errlog.append("CoordSysBuilder class not found= " + className + "; check your classpath\n");
} catch (Exception e) {
errlog.append("IOServiceProvider " + className + " failed= " + e.getMessage() + "\n");
}
} else if (elem.getName().equals("coordSysBuilder")) {
String conventionName = elem.getAttributeValue("convention");
String className = elem.getAttributeValue("class");
try {
ucar.nc2.dataset.CoordSysBuilder.registerConvention(conventionName, className);
} catch (ClassNotFoundException e) {
errlog.append("CoordSysBuilder class not found= " + className + "; check your classpath\n");
} catch (Exception e) {
errlog.append("CoordSysBuilder " + className + " failed= " + e.getMessage() + "\n");
}
} else if (elem.getName().equals("coordTransBuilder")) {
String transformName = elem.getAttributeValue("name");
String className = elem.getAttributeValue("class");
try {
ucar.nc2.dataset.CoordTransBuilder.registerTransform(transformName, className);
} catch (ClassNotFoundException e) {
errlog.append("CoordSysBuilder class not found= " + className + "; check your classpath\n");
} catch (Exception e) {
errlog.append("CoordTransBuilder " + className + " failed= " + e.getMessage() + "\n");
}
} else if (elem.getName().equals("typedDatasetFactory")) {
String typeName = elem.getAttributeValue("datatype");
String className = elem.getAttributeValue("class");
FeatureType datatype = FeatureType.valueOf(typeName.toUpperCase());
if (null == datatype) {
errlog.append("TypedDatasetFactory " + className + " unknown datatype= " + typeName + "\n");
continue;
}
try {
ucar.nc2.dt.TypedDatasetFactory.registerFactory(datatype, className);
} catch (ClassNotFoundException e) {
errlog.append("CoordSysBuilder class not found= " + className + "; check your classpath\n");
} catch (Exception e) {
errlog.append("TypedDatasetFactory " + className + " failed= " + e.getMessage() + "\n");
}
} else if (elem.getName().equals("gribParameterTable")) {
String editionS = elem.getAttributeValue("edition");
String centerS = elem.getAttributeValue("center");
String subcenterS = elem.getAttributeValue("subcenter");
String versionS = elem.getAttributeValue("version");
String filename = elem.getText();
if ((centerS == null) || (versionS == null) || (filename == null)) {
errlog.append("table element must center, version and filename attributes\n");
continue;
}
// Grib1ParamTables.addParameterTable(int center, int subcenter, int tableVersion, String filename) {
// use reflection to decouple from the grib package
try {
int center = Integer.parseInt(centerS);
int subcenter = (subcenterS == null) ? -1 : Integer.parseInt(subcenterS);
int version = Integer.parseInt(versionS);
// ucar.nc2.grib.grib1.tables.Grib1ParamTables.addParameterTable(int center, int subcenter, int tableVersion, String tableFilename)
Class c = RuntimeConfigParser.class.getClassLoader().loadClass("ucar.nc2.grib.grib1.tables.Grib1ParamTables");
Method m = c.getMethod("addParameterTable", int.class, int.class, int.class, String.class);
m.invoke(null, center, subcenter, version, filename);
} catch (Exception e) {
e.printStackTrace();
}
String strictS = elem.getAttributeValue("strict");
if (strictS != null) {
boolean notStrict = strictS.equalsIgnoreCase("false");
try {
Class c = RuntimeConfigParser.class.getClassLoader().loadClass("ucar.grib.grib1.tables.Grib1ParamTables");
Method m = c.getMethod("setStrict", boolean.class);
m.invoke(null, !notStrict);
} catch (Exception e) {
e.printStackTrace();
}
continue;
}
} else if (elem.getName().equals("gribParameterTableLookup")) {
String editionS = elem.getAttributeValue("edition");
String filename = elem.getText();
// ucar.nc2.grib.grib1.tables.Grib1ParamTables.addParameterTableLookup(String lookupFilename)
try {
Class c = RuntimeConfigParser.class.getClassLoader().loadClass("ucar.nc2.grib.grib1.tables.Grib1ParamTables");
Method m = c.getMethod("addParameterTableLookup", String.class);
m.invoke(null, filename);
} catch (Exception e) {
e.printStackTrace();
}
} else if (elem.getName().equals("table")) {
String type = elem.getAttributeValue("type");
String filename = elem.getAttributeValue("filename");
if ((type == null) || (filename == null)) {
errlog.append("table element must have both type and filename attributes\n");
continue;
}
try {
if (type.equalsIgnoreCase("GRIB1")) {
// ucar.grib.grib1.GribPDSParamTable.addParameterUserLookup( filename);
// use reflection instead to decouple from the grib package
try {
Class c = RuntimeConfigParser.class.getClassLoader().loadClass("ucar.grib.grib1.GribPDSParamTable");
Method m = c.getMethod("addParameterUserLookup", String.class);
m.invoke(null, filename);
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
} else if (type.equalsIgnoreCase("GRIB2")) {
// ucar.grib.grib2.ParameterTable.addParametersUser( filename);
try {
Class c = RuntimeConfigParser.class.getClassLoader().loadClass(" ucar.grib.grib2.ParameterTable");
Method m = c.getMethod("addParametersUser", String.class);
m.invoke(null, filename);
} catch (Exception e) {
e.printStackTrace();
}
} else {
errlog.append("Unknown table type " + type + "\n");
continue;
}
} catch (Exception e) {
errlog.append("table read failed on " + filename + " = " + e.getMessage() + "\n");
}
} else if (elem.getName().equals("bufrtable")) {
String filename = elem.getAttributeValue("filename");
if (filename == null) {
errlog.append("bufrtable must have filename attribute\n");
continue;
}
// reflection is used to decouple optional jars
Class bufrTablesClass;
try {
bufrTablesClass = RuntimeConfigParser.class.getClassLoader().loadClass("ucar.nc2.iosp.bufr.tables.BufrTables"); // only load if bufr.jar is present
java.lang.Class[] params = new Class[1];
params[0] = String.class;
Method method = bufrTablesClass.getMethod("addLookupFile", params);
Object[] args = new Object[1];
args[0] = filename;
method.invoke(null, args); // static method has null for object
} catch (Throwable e) {
if (e instanceof FileNotFoundException)
errlog.append("bufrtable read failed on " + filename + " = " + e.getMessage() + "\n");
else
errlog.append("bufr.jar is not on classpath\n");
}
} else if (elem.getName().equals("Netcdf4Clibrary")) {
/*
C:/cdev/lib/
netcdf4
*/
String path = elem.getChildText("libraryPath");
String name = elem.getChildText("libraryName");
if (path != null && name != null) {
// reflection is used to decouple optional jars
try {
Class nc4IospClass = RuntimeConfigParser.class.getClassLoader().loadClass("ucar.nc2.jni.netcdf.Nc4Iosp");
Method method = nc4IospClass.getMethod("setLibraryAndPath", new Class[] {String.class, String.class});
method.invoke(null, path, name); // static method has null for object
} catch (Throwable e) {
errlog.append("ucar.nc2.jni.netcdf.Nc4Iosp is not on classpath\n");
}
}
}
}
}
}
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