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java.lang.Objectcom.sun.rave.web.ui.util.ClientSniffer
public class ClientSniffer
This utility class parses the user agent of a HttpServletRequest object to determine browser type, version, and platform.
The code of this utility class is based on "The Ultimate JavaScript Client Sniffer", version 3.03 which is located at the following URL.
http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
Usage Example:
FacesContext context = FacesContext.getCurrentInstance(); ClientSniffer cs = new ClientSniffer(context); String stylesheet = CCStyle.IE6_UP_CSS; if (isIe6up()) { stylesheet = CCStyle.IE6_UP_CSS; } else if (isIe5up()) { stylesheet = CCStyle.IE5_UP_CSS; } else if (isNav6up()) { stylesheet = CCStyle.NS6_UP_CSS; } else if (isNav4up() && isWin()) { stylesheet = CCStyle.NS4_WIN_CSS; } else if (isNav4up() && isSun()) { stylesheet = CCStyle.NS4_SOL_CSS; }
Constructor Summary | |
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ClientSniffer(javax.faces.context.FacesContext context)
Default constructor. |
Method Summary | |
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static ClientType |
getClientType(javax.faces.context.FacesContext context)
This method is used by the Theme. |
static ClientSniffer |
getInstance(javax.faces.context.FacesContext context)
This method gets an instance of this class associated with the given FacesContext . |
java.lang.String |
getUserAgent()
Get the user agent. |
int |
getUserAgentMajor()
Get the user agent major version number. |
boolean |
isGecko()
Test if the user agent was generated by Gecko engine. |
boolean |
isIe()
Test if the user agent was generated by Internet Explorer. |
boolean |
isIe3()
Test if the user agent was generated by Internet Explorer, version 3.x. |
boolean |
isIe4()
Test if the user agent was generated by Internet Explorer, version 4.x. |
boolean |
isIe5()
Test if the user agent was generated by Internet Explorer, version 5.x. |
boolean |
isIe5up()
Test if the user agent was generated by Internet Explorer, version 5.x or above. |
boolean |
isIe6()
Test if the user agent was generated by Internet Explorer, version 6.x. |
boolean |
isIe6up()
Test if the user agent was generated by Internet Explorer, version 6.x or above. |
boolean |
isNav()
Test if the user agent was generated by Navigator. |
boolean |
isNav4()
Test if the user agent was generated by Navigator, version 4.x. |
boolean |
isNav4up()
Test if the user agent was generated by Navigator, version 4.x or above. |
boolean |
isNav6()
Test if the user agent was generated by Navigator, version 6.x. |
boolean |
isNav6up()
Test if the user agent was generated by Navigator, version 6.x or above. |
boolean |
isNav7()
Test if the user agent was generated by Navigator, version 7.x. |
boolean |
isNav70()
Test if the user agent was generated by Navigator, version 7.0. |
boolean |
isNav7up()
Test if the user agent was generated by Navigator, version 7.x or above. |
boolean |
isSun()
Test if the user agent was generated on Sun platform. |
boolean |
isWin()
Test if the user agent was generated on Windows platform. |
protected void |
setUserAgent(javax.faces.context.FacesContext context)
This method initializes the user agent via the supplied FacesContext . |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ClientSniffer(javax.faces.context.FacesContext context)
context
- FacesContext
which should be used to
extract the user agent.Method Detail |
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public static ClientSniffer getInstance(javax.faces.context.FacesContext context)
This method gets an instance of this class associated with the
given FacesContext
. It will look in the request scope
to see if an instance already exists, if not, it will create
one.
context
- The FacesContext
ClientSniffer
instance.protected void setUserAgent(javax.faces.context.FacesContext context)
This method initializes the user agent via the supplied
FacesContext
. It will use the
ExternalContext
to get at the request header Map.
It will use this Map to obtain the value for
USER-AGENT
.
context
- The FacesContext
public java.lang.String getUserAgent()
public int getUserAgentMajor()
public boolean isWin()
public boolean isSun()
public boolean isGecko()
public boolean isNav()
public boolean isNav4()
public boolean isNav4up()
public boolean isNav6()
public boolean isNav6up()
public boolean isNav7()
public boolean isNav70()
public boolean isNav7up()
public boolean isIe()
public boolean isIe3()
public boolean isIe4()
public boolean isIe5()
public boolean isIe5up()
public boolean isIe6()
public boolean isIe6up()
public static ClientType getClientType(javax.faces.context.FacesContext context)
context
- The FacesContext
ClientType
.
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