- java.lang.Object
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- java.lang.Throwable
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- java.lang.Exception
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- java.io.IOException
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- jdk.incubator.http.WebSocketHandshakeException
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- All Implemented Interfaces:
Serializable
public final class WebSocketHandshakeException extends IOException
An exception used to signal the opening handshake failed.
Incubating Feature. Will be removed in a future release.- Since:
- 9
- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description WebSocketHandshakeException(HttpResponse<?> response)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description HttpResponse<?>
getResponse()
Returns the server's counterpart of the opening handshake.WebSocketHandshakeException
initCause(Throwable cause)
Initializes the cause of this throwable to the specified value.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from class java.lang.Throwable
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
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Constructor Detail
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WebSocketHandshakeException
public WebSocketHandshakeException(HttpResponse<?> response)
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Method Detail
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getResponse
public HttpResponse<?> getResponse()
Returns the server's counterpart of the opening handshake.The value may be unavailable (
null
) if this exception has been serialized and then read back in.- Returns:
- server response
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initCause
public WebSocketHandshakeException initCause(Throwable cause)
Description copied from class:Throwable
Initializes the cause of this throwable to the specified value. (The cause is the throwable that caused this throwable to get thrown.)This method can be called at most once. It is generally called from within the constructor, or immediately after creating the throwable. If this throwable was created with
Throwable(Throwable)
orThrowable(String,Throwable)
, this method cannot be called even once.An example of using this method on a legacy throwable type without other support for setting the cause is:
try { lowLevelOp(); } catch (LowLevelException le) { throw (HighLevelException) new HighLevelException().initCause(le); // Legacy constructor }
- Overrides:
initCause
in classThrowable
- Parameters:
cause
- the cause (which is saved for later retrieval by theThrowable.getCause()
method). (Anull
value is permitted, and indicates that the cause is nonexistent or unknown.)- Returns:
- a reference to this
Throwable
instance.
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