How to measure distance on google maps ?

Use the page here , you just click on points and the distance will appear either in miles or in kilometers. You can also mark multiple points and calculate a real length of a path.

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Get Remote IP Address In Axis SOAP Server

Obtain remote IP from ServletRequest (Axis 1.0 only)

import javax.servlet.http.HttpServletRequest;import org.apache.axis.MessageContext;import org.apache.axis.transport.http.HTTPConstants;publicstatic String getSOAPRemoteIP() {MessageContext context = MessageContext.getCurrentContext();String address = null;if(context!=null && context.containsProperty(HTTPConstants.MC_HTTP_SERVLETREQUEST)) {HttpServletRequest servletReq = (HttpServletRequest)context.getProperty(HTTPConstants.MC_HTTP_SERVLETREQUEST);if (servletReq != null)address = servletReq.getRemoteAddr();}return address;}
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Escape HTML and XML in Java

HTML and XML escape format is widely used in web and XML transactions.

There is a great utility for this purpose in Java world : Lang package in apache commons project

Download commons-lang and put the commons-lang-xxx.jar file in your classpath or in your project.

The StringEscapeUtils class is your key class here.

Use static escapeXml() , escapeHtml() , unescapeXml() , unescapeHtml() methods.

String escaped = StringEscapeUtils.escapeXml("");

Great & Lifesaving , thanks apache again !


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Java HTTP GET POST

As you know HTTP (Hypertext Transfer Protocol) is the transport protocol of www. Java has a strong support for HTTP.

HTTP addresses uses addressing syntax called URL (for example http://www.java.com). HTTP is based on TCP.

HTTP GET

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publicstatic String doGET(String strURL) throws IOException {String response = null;InputStream in = null;try {// setup url connectionURL url = new URL(strURL);HttpURLConnection urlConn = (HttpURLConnection) url.openConnection();in = urlConn.getInputStream();StringBuilder sb = new StringBuilder();int i;while ((i = in.read()) > -1)sb.append((char) i);response = sb.toString();} finally {if (in != null)try {in.close();} catch (IOException e) {e.printStackTrace();}}return response;} To run:
String getResult = doGET("http://javacream.blogspot.com/2008/04/java-http-get-post.html");
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