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com.vaadin.flow.server.
Class UnsupportedBrowserHandler
- java.lang.Object
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- com.vaadin.flow.server.SynchronizedRequestHandler
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- com.vaadin.flow.server.UnsupportedBrowserHandler
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All Implemented Interfaces:
public class UnsupportedBrowserHandler extends SynchronizedRequestHandlerA
RequestHandlerthat presents an informative page if the browser in use is unsupported.Since:
1.0
See Also:
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Field Summary
Fields Modifier and Type Field and Description static StringCLOSING_BRACKETstatic StringFORCE_LOAD_COOKIECookie used to ignore browser checks.
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Constructor Summary
Constructors Constructor and Description UnsupportedBrowserHandler()
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Method Summary
All Methods Modifier and Type Method and Description booleansynchronizedHandleRequest(VaadinSession session, VaadinRequest request, VaadinResponse response)Identical to
SynchronizedRequestHandler.handleRequest(VaadinSession, VaadinRequest, VaadinResponse)except theVaadinSessionis locked before this is called and unlocked after this has completed.protected voidwriteBrowserTooOldPage(VaadinRequest request, VaadinResponse response)Writes a page encouraging the user to upgrade to a more current browser.
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Methods inherited from class com.vaadin.flow.server.SynchronizedRequestHandler
canHandleRequest, handleRequest
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Field Detail
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FORCE_LOAD_COOKIE
public static final String FORCE_LOAD_COOKIECookie used to ignore browser checks.
See Also:
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CLOSING_BRACKET
public static final String CLOSING_BRACKETSee Also:
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Method Detail
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synchronizedHandleRequest
public boolean synchronizedHandleRequest(VaadinSession session, VaadinRequest request, VaadinResponse response) throws IOExceptionDescription copied from class:
SynchronizedRequestHandlerIdentical to
SynchronizedRequestHandler.handleRequest(VaadinSession, VaadinRequest, VaadinResponse)except theVaadinSessionis locked before this is called and unlocked after this has completed.Specified by:
synchronizedHandleRequestin classSynchronizedRequestHandlerParameters:
session- The session for the requestrequest- The request to handleresponse- The response object to which a response can be written.Returns:
true if a response has been written and no further request handlers should be called, otherwise false
Throws:
IOException- If an IO error occurredSee Also:
SynchronizedRequestHandler.handleRequest(VaadinSession, VaadinRequest, VaadinResponse)
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writeBrowserTooOldPage
protected void writeBrowserTooOldPage(VaadinRequest request, VaadinResponse response) throws IOExceptionWrites a page encouraging the user to upgrade to a more current browser.
Parameters:
request- The request to handleresponse- The response object to which a response can be written.Throws:
IOException- if an IO error occurred
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