XML over TCP
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//return length of the xml message
//return -1 for invalid data
//return 0 for not fully received
int GetXmlLen(string buf, string rootName)
{
string head = "<" + rootName;
if (buf.Length < head.Length)
{
//not fully recved
return 0;
}
if (!buf.StartsWith(head))
{
//invalid
return -1;
}
int idx = buf.IndexOf('>');
if (idx < 0)
{
//not fully recved
return 0;
}
if (buf[idx-1] == '/')
{
//empty root element
return (idx + 1);
}
string tail = "</" + rootName + ">";
idx = buf.IndexOf(tail);
if (idx < 0)
{
//not fully recved
return 0;
}
return (idx + tail.Length);
}
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Introduction to XML and XML With Java
If you are looking for sample programs to parse a XML file using DOM/SAX parser or looking for a program to generate a XML file please proceed directly to programs.
This small tutorial introduces you to the basic concepts of XML and using Xer ......
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import
java.io.File;
import
java.io.FileWriter;
import
java.util.Iterator;
import
org.dom4j.Document;
import
org.dom4j.DocumentHelper;
import
org.dom4j.Element;
import
org.dom4j.io.OutputFormat;
import
org.dom ......
private
NodeList root(
final
String url ,
final
String str){
NodeList root =
null
;
try
{
InputSource is=
new
InputSource(
new
InputStreamReader(
new
UR ......
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XmlBeanFactory £¬
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XmlWebApplicationContext
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