Class ResourceException

    • Field Detail

      • BAD_REQUEST

        public static final int BAD_REQUEST
        Indicates that the request could not be understood by the resource due to malformed syntax. Equivalent to HTTP status: 400 Bad Request.
        See Also:
        Constant Field Values
      • CONFLICT

        public static final int CONFLICT
        Indicates the request could not be completed due to a conflict with the current state of the resource. Equivalent to HTTP status: 409 Conflict.
        See Also:
        Constant Field Values
      • FORBIDDEN

        public static final int FORBIDDEN
        Indicates that the resource understood the request, but is refusing to fulfill it. Equivalent to HTTP status: 403 Forbidden.
        See Also:
        Constant Field Values
      • INTERNAL_ERROR

        public static final int INTERNAL_ERROR
        Indicates that a resource encountered an unexpected condition which prevented it from fulfilling the request. Equivalent to HTTP status: 500 Internal Server Error.
        See Also:
        Constant Field Values
      • NOT_FOUND

        public static final int NOT_FOUND
        Indicates that the resource could not be found. Equivalent to HTTP status: 404 Not Found.
        See Also:
        Constant Field Values
      • NOT_SUPPORTED

        public static final int NOT_SUPPORTED
        Indicates that the resource does not implement/support the feature to fulfill the request HTTP status: 501 Not Implemented.
        See Also:
        Constant Field Values
      • UNAVAILABLE

        public static final int UNAVAILABLE
        Indicates that the resource is temporarily unable to handle the request. Equivalent to HTTP status: 503 Service Unavailable.
        See Also:
        Constant Field Values
      • VERSION_MISMATCH

        public static final int VERSION_MISMATCH
        Indicates that the resource's current version does not match the version provided. Equivalent to HTTP status: 412 Precondition Failed.
        See Also:
        Constant Field Values
      • VERSION_REQUIRED

        public static final int VERSION_REQUIRED
        Indicates that the resource requires a version, but no version was supplied in the request. Equivalent to draft-nottingham-http-new-status-03 HTTP status: 428 Precondition Required.
        See Also:
        Constant Field Values
      • UNSUPPORTED_MEDIA_TYPE

        public static final int UNSUPPORTED_MEDIA_TYPE
        Indicates that the media type of the request body was not acceptable to the server. This may be due to the Content-Type or Content-Encoding of the body.
        See Also:
        Constant Field Values
    • Constructor Detail

      • ResourceException

        protected ResourceException​(int code)
        Constructs a new exception with the specified exception code, and null as its detail message. If the error code corresponds with a known HTTP error status code, then the reason phrase is set to a corresponding reason phrase, otherwise is set to a generic value "Resource Exception".
        Parameters:
        code - The numeric code of the exception.
      • ResourceException

        protected ResourceException​(int code,
                                    String message)
        Constructs a new exception with the specified exception code and detail message.
        Parameters:
        code - The numeric code of the exception.
        message - The detail message.
      • ResourceException

        protected ResourceException​(int code,
                                    Throwable cause)
        Constructs a new exception with the specified exception code and detail message.
        Parameters:
        code - The numeric code of the exception.
        cause - The exception which caused this exception to be thrown.
      • ResourceException

        protected ResourceException​(int code,
                                    String message,
                                    Throwable cause)
        Constructs a new exception with the specified exception code, reason phrase, detail message and cause.
        Parameters:
        code - The numeric code of the exception.
        message - The detail message.
        cause - The exception which caused this exception to be thrown.
    • Method Detail

      • newResourceException

        public static ResourceException newResourceException​(int code)
        Returns an exception with the specified HTTP error code, but no detail message or cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type of ResourceException.

        If the type of the expected exception is known in advance, prefer to directly instantiate the exception type as usual:

             
             throw new InternalServerErrorException("Server failed");
             
         
        Parameters:
        code - The HTTP error code.
        Returns:
        A resource exception having the provided HTTP error code.
      • newResourceException

        public static ResourceException newResourceException​(int code,
                                                             String message)
        Returns an exception with the specified HTTP error code and detail message, but no cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type of ResourceException.

        If the type of the expected exception is known in advance, prefer to directly instantiate the exception type as usual:

             
             throw new InternalServerErrorException("Server failed");
             
         
        Parameters:
        code - The HTTP error code.
        message - The detail message.
        Returns:
        A resource exception having the provided HTTP error code.
      • newResourceException

        public static ResourceException newResourceException​(int code,
                                                             String message,
                                                             Throwable cause)
        Returns an exception with the specified HTTP error code, detail message, and cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type of ResourceException.

        If the type of the expected exception is known in advance, prefer to directly instantiate the exception type as usual:

             
             throw new InternalServerErrorException("Server failed");
             
         
        Parameters:
        code - The HTTP error code.
        message - The detail message.
        cause - The exception which caused this exception to be thrown.
        Returns:
        A resource exception having the provided HTTP error code.
      • getException

        @Deprecated
        public static ResourceException getException​(int code)
        Deprecated.
        Returns an exception with the specified HTTP error code, but no detail message or cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type of ResourceException.
        Parameters:
        code - The HTTP error code.
        Returns:
        A resource exception having the provided HTTP error code.
      • getException

        @Deprecated
        public static ResourceException getException​(int code,
                                                     String message)
        Deprecated.
        Returns an exception with the specified HTTP error code and detail message, but no cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type of ResourceException.
        Parameters:
        code - The HTTP error code.
        message - The detail message.
        Returns:
        A resource exception having the provided HTTP error code.
      • getException

        @Deprecated
        public static ResourceException getException​(int code,
                                                     String message,
                                                     Throwable cause)
        Returns an exception with the specified HTTP error code, detail message, and cause, and a default reason phrase. Useful for translating HTTP status codes to the relevant Java exception type. The type of the returned exception will be a sub-type of ResourceException.
        Parameters:
        code - The HTTP error code.
        message - The detail message.
        cause - The exception which caused this exception to be thrown.
        Returns:
        A resource exception having the provided HTTP error code.
      • getCode

        public final int getCode()
        Returns the numeric code of the exception.
        Returns:
        The numeric code of the exception.
      • isServerError

        public boolean isServerError()
        Returns true if the HTTP error code is in the 500 range.
        Returns:
        true if HTTP error code is in the 500 range.
      • getDetail

        public final JsonValue getDetail()
        Returns the additional detail which can be evaluated by applications. By default there is no additional detail ( getDetail().isNull() == true), and it is the responsibility of the resource provider to add it if needed.
        Returns:
        The additional detail which can be evaluated by applications (never null).
      • getReason

        public final String getReason()
        Returns the short reason phrase of the exception.
        Returns:
        The short reason phrase of the exception.
      • setDetail

        public final <E extends ResourceException> E setDetail​(JsonValue detail)
        Sets the additional detail which can be evaluated by applications. By default there is no additional detail ( getDetail().isNull() == true), and it is the responsibility of the resource provider to add it if needed.
        Type Parameters:
        E - The ResourceException subtype
        Parameters:
        detail - The additional detail which can be evaluated by applications.
        Returns:
        This resource exception.
      • setReason

        public final <E extends ResourceException> E setReason​(String reason)
        Sets/overrides the short reason phrase of the exception.
        Type Parameters:
        E - The ResourceException subtype
        Parameters:
        reason - The short reason phrase of the exception.
        Returns:
        This resource exception.
      • includeCauseInJsonValue

        public final <E extends ResourceException> E includeCauseInJsonValue()
        Returns this ResourceException with the includeCause flag set to true so that toJsonValue() method will include the cause if there is one supplied.
        Type Parameters:
        E - The ResourceException subtype
        Returns:
        the exception where this flag has been set
      • toJsonValue

        public final JsonValue toJsonValue()
        Returns the exception in a JSON object structure, suitable for inclusion in the entity of an HTTP error response. The JSON representation looks like this:
         {
             "code"    : 404,
             "reason"  : "...",  // optional
             "message" : "...",  // required
             "detail"  : { ... } // optional
             "cause"   : { ... } // optional iff includeCause is set to true
         }
         
        Returns:
        The exception in a JSON object structure, suitable for inclusion in the entity of an HTTP error response.
      • setResourceApiVersion

        public void setResourceApiVersion​(Version version)
        Description copied from interface: Response
        Sets the API version of the resource that the request was routed to.
        Specified by:
        setResourceApiVersion in interface Response
        Parameters:
        version - The resource API version.
      • getResourceApiVersion

        public Version getResourceApiVersion()
        Description copied from interface: Response
        Gets the API version of the resource that the request was routed to.
        Specified by:
        getResourceApiVersion in interface Response
        Returns:
        The resource API version.
      • asPromise

        public <V> Promise<V,​ResourceException> asPromise()
        Return this ResourceException as a Promise.
        Type Parameters:
        V - the result value type of the promise
        Returns:
        an Exception promise of type ResourceException