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package com.pusher.java_websocket.framing;
import com.pusher.java_websocket.exceptions.InvalidFrameException;
import com.pusher.java_websocket.exceptions.InvalidDataException;
public interface CloseFrame extends Framedata {
/**
* indicates a normal closure, meaning whatever purpose the
* connection was established for has been fulfilled.
*/
public static final int NORMAL = 1000;
/**
* 1001 indicates that an endpoint is "going away", such as a server
* going down, or a browser having navigated away from a page.
*/
public static final int GOING_AWAY = 1001;
/**
* 1002 indicates that an endpoint is terminating the connection due
* to a protocol error.
*/
public static final int PROTOCOL_ERROR = 1002;
/**
* 1003 indicates that an endpoint is terminating the connection
* because it has received a type of data it cannot accept (e.g. an
* endpoint that understands only text data MAY send this if it
* receives a binary message).
*/
public static final int REFUSE = 1003;
/*1004: Reserved. The specific meaning might be defined in the future.*/
/**
* 1005 is a reserved value and MUST NOT be set as a status code in a
* Close control frame by an endpoint. It is designated for use in
* applications expecting a status code to indicate that no status
* code was actually present.
*/
public static final int NOCODE = 1005;
/**
* 1006 is a reserved value and MUST NOT be set as a status code in a
* Close control frame by an endpoint. It is designated for use in
* applications expecting a status code to indicate that the
* connection was closed abnormally, e.g. without sending or
* receiving a Close control frame.
*/
public static final int ABNORMAL_CLOSE = 1006;
/**
* 1007 indicates that an endpoint is terminating the connection
* because it has received data within a message that was not
* consistent with the type of the message (e.g., non-UTF-8 [RFC3629]
* data within a text message).
*/
public static final int NO_UTF8 = 1007;
/**
* 1008 indicates that an endpoint is terminating the connection
* because it has received a message that violates its policy. This
* is a generic status code that can be returned when there is no
* other more suitable status code (e.g. 1003 or 1009), or if there
* is a need to hide specific details about the policy.
*/
public static final int POLICY_VALIDATION = 1008;
/**
* 1009 indicates that an endpoint is terminating the connection
* because it has received a message which is too big for it to
* process.
*/
public static final int TOOBIG = 1009;
/**
* 1010 indicates that an endpoint (client) is terminating the
* connection because it has expected the server to negotiate one or
* more extension, but the server didn't return them in the response
* message of the WebSocket handshake. The list of extensions which
* are needed SHOULD appear in the /reason/ part of the Close frame.
* Note that this status code is not used by the server, because it
* can fail the WebSocket handshake instead.
*/
public static final int EXTENSION = 1010;
/**
* 1011 indicates that a server is terminating the connection because
* it encountered an unexpected condition that prevented it from
* fulfilling the request.
**/
public static final int UNEXPECTED_CONDITION = 1011;
/**
* 1015 is a reserved value and MUST NOT be set as a status code in a
* Close control frame by an endpoint. It is designated for use in
* applications expecting a status code to indicate that the
* connection was closed due to a failure to perform a TLS handshake
* (e.g., the server certificate can't be verified).
**/
public static final int TLS_ERROR = 1015;
/** The connection had never been established */
public static final int NEVER_CONNECTED = -1;
public static final int BUGGYCLOSE = -2;
public static final int FLASHPOLICY = -3;
public int getCloseCode() throws InvalidFrameException;
public String getMessage() throws InvalidDataException;
}
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