XML Tools Class (Java)

Xml

XML Tool Classes
Package Com.company.cpc.offlinelog.dao;
Import Java.io.File;
Import Java.io.FileReader;
Import Java.io.FileWriter;
Import java.io.IOException;
Import Java.io.Reader;
Import Java.io.StringReader;
Import Java.io.StringWriter;
Import Java.io.Writer;
Import java.util.List;
Need to refer to Castor.jar file
Import org.exolab.castor.mapping.Mapping;
Import org.exolab.castor.mapping.MappingException;
Import org.exolab.castor.xml.MarshalException;
Import Org.exolab.castor.xml.Marshaller;
Import Org.exolab.castor.xml.Unmarshaller;
Import org.exolab.castor.xml.ValidationException;
Import Org.xml.sax.InputSource;
Import Com.zte.ecc.util.tracer.Debug;
/**
* Class Name: Xmlfilemanager
* Content Summary: This class is an XML tool class
*/
public class Xmlfilemanager {
/**
* Method Name: objectlisttoxmlstring
* Content Summary: The object is composed of XML
* @param XML string for mappingxmlstring mapping
* @param containerclass Grouping class
* @return String returns XML
* @throws IOException
* @throws mappingexception
* @throws marshalexception
* @throws validationexception
*/
public static String objectlisttoxmlstring (
String mappingxmlstring,
Object Containerclass)
Throws IOException, Mappingexception, Marshalexception, validationexception {
if (Containerclass = = null) {
Debug.println ("Containerclass is NULL!!!!!");
Return "";
}
Prepare mapping
Mapping Mapping = new Mapping ();
Reader reader = new StringReader (mappingxmlstring);
InputSource is = new InputSource (reader);
Mapping.loadmapping (IS);
Prepare writer
StringWriter writer = new StringWriter ();
Marshaller Marshaller = new Marshaller (writer);
Start grouping
Marshaller.setmapping (mapping);
Marshaller.setencoding ("gb2312");
Marshaller.marshal (Containerclass);
StringBuffer bf = Writer.getbuffer ();
Writer.close ();
return bf.tostring ();
}
/**
*
* Method Name: Xmltoobjectlist
* Content Summary: The XML Solution composition object
* @param XML string for mappingxmlstring mapping
* @param xmlstring XML string describing the data
* @return Object
* @throws IOException
* @throws mappingexception
* @throws marshalexception
* @throws validationexception
*/
public static Object Xmltoobjectlist (
String mappingxmlstring,
String xmlstring)
Throws IOException, Mappingexception, Marshalexception, validationexception {
Prepare mapping
StringReader mapingreader = new StringReader (mappingxmlstring);
InputSource is = new InputSource (Mapingreader);
Mapping Mapping = new Mapping ();
Mapping.loadmapping (IS);
Prepare reader
Reader reader = new StringReader (xmlstring);
Start Solution Group
Unmarshaller Unmarshaller = new Unmarshaller (mapping);
Object Containerclass = Unmarshaller.unmarshal (reader);
Reader.close ();
return containerclass;
}
/**
*
* Method Name: Savetoxmlfile
* Content Summary: The object is compiled into an XML file
* @param xmlfilename file name
* @param mappingfilename Mapping file name
* @param containerclass
* @throws IOException
* @throws mappingexception
* @throws marshalexception
* @throws validationexception
*/
public static void Savetoxmlfile (
String XMLfileName,
String Mappingfilename,
Object Containerclass)
Throws IOException, Mappingexception, Marshalexception, validationexception {
if (Containerclass = = null) {
Systen.out.println ("Containerclass is NULL!!!!!");
Return
}
Prepare mapping
Mapping Mapping = new Mapping ();
Mapping.loadmapping (Mappingfilename);
Prepare writer
File File = new file (xmlfilename);
Writer Writer = new FileWriter (file);
Marshaller Marshaller = new Marshaller (writer);
Start grouping
Marshaller.setmapping (mapping);
Marshaller.setencoding ("gb2312");
Marshaller.marshal (Containerclass);
Writer.close ();
}
/**
*
* Method Name: Loadfromxmlfile
* Content Summary: The XML file to solve the composition of the object
* @param xmlfilename
* @param mappingfilename
* @return
* @throws IOException
* @throws mappingexception
* @throws marshalexception
* @throws validationexception
*/
public static Object Loadfromxmlfile (
String XMLfileName,
String mappingfilename)
Throws IOException, Mappingexception, Marshalexception, validationexception {
Prepare mapping
Mapping Mapping = new Mapping ();
Mapping.loadmapping (Mappingfilename);
Prepare reader
Reader reader = new FileReader (xmlfilename);
Start Solution Group
Unmarshaller Unmarshaller = new Unmarshaller (mapping);
Object Containerclass = Unmarshaller.unmarshal (reader);
Reader.close ();
return containerclass;
}
/**
*
* Method Name: readertostring
* Content Summary: Turn the data in the reader stream into a string
* @param reader
* @param bffersize
* @return
*/
public static String readertostring (reader reader, int bffersize) {
StringBuffer sb = new StringBuffer ();
Char[] B = new Char[bffersize];
int n = 0;
try {
while ((n = reader.read (b)) > 0) {
System.out.println ("read:" + N);
Sb.append (b, 0, N);
}
catch (IOException e) {
TODO automatically generate catch blocks
E.printstacktrace ();
}
return sb.tostring ();
}
/**
* Method Name: objectlisttoxmlstring
* Content Summary: The object is composed of XML
* @param mappingfilename Mapping file name
* @param containerclass Grouping class
* @return String returns XML
* @throws IOException
* @throws mappingexception
* @throws marshalexception
* @throws validationexception
*/
public static String Objectlisttoxmlstr (
String Mappingfilename,
Object Containerclass)
Throws IOException, Mappingexception, Marshalexception, validationexception {
if (Containerclass = = null) {
Debug.println ("Containerclass is NULL!!!!!");
Return "";
}

Prepare mapping
Mapping Mapping = new Mapping ();
Mapping.loadmapping (Mappingfilename);
Prepare writer
StringWriter writer = new StringWriter ();
Marshaller Marshaller = new Marshaller (writer);

Start grouping
Marshaller.setmapping (mapping);
Marshaller.setencoding ("gb2312");
Marshaller.marshal (Containerclass);
StringBuffer bf = Writer.getbuffer ();
Writer.close ();

return bf.tostring ();
}
/**
*
* Method Name: Xmltoobjectlist
* Content Summary: The XML Solution composition object
* @param mappingfilename Mapping file name
* @param xmlstring XML string describing the data
* @return
* @throws IOException
* @throws mappingexception
* @throws marshalexception
* @throws validationexception
*/
public static Object Xmlstrtoobjectlist (
String Mappingfilename,
String xmlstring)
Throws IOException, Mappingexception, Marshalexception, validationexception {
Prepare mapping
Mapping Mapping = new Mapping ();
Mapping.loadmapping (Mappingfilename);
Prepare reader
Reader reader = new StringReader (xmlstring);
Start Solution Group
Unmarshaller Unmarshaller = new Unmarshaller (mapping);
Object Containerclass = Unmarshaller.unmarshal (reader);
Reader.close ();
return containerclass;
}
/**
* Method Name: Xmltoobjectlist
* Content Summary: Get the absolute path file name of the resource file
* @param sresourcename Resource Name
* @return String
*/
public static string Getresourcefilepath (String sresourcename) {
if (!sresourcename.startswith ("/")) {
Sresourcename = "/" + sresourcename;
}
Java.net.URL Classurl = XmlFileManager.class.getResource (sresourcename);
if (Classurl = = null) {
System.out.println (
"\nresource '"
+ Sresourcename
+ "' not found in \ n '"
+ System.getproperty ("Java.class.path")
+ "'");
return null;
} else {
System.out.println (
"\nresource '"
+ Sresourcename
+ "' found in \ n '"
+ Classurl.getfile ()
+ "'");
return Classurl.getfile ();
}
}
}