Package org.apache.tomcat.websocket

Class Util

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description
      static class  Util.DecoderMatch
      Holds the result of matching decoders against a target type.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static java.lang.Object coerceToType​(java.lang.Class<?> type, java.lang.String value)
      Coerces a string value to the specified type.
      static java.util.List<DecoderEntry> getDecoders​(java.util.List<java.lang.Class<? extends Decoder>> decoderClazzes, InstanceManager instanceManager)
      Build the list of decoder entries from a set of decoder implementations.
      static boolean isPrimitive​(java.lang.Class<?> clazz)
      Returns whether the given class is a primitive type or its wrapper class.
      static void parseExtensionHeader​(java.util.List<Extension> extensions, java.lang.String header)
      Parses a Sec-WebSocket-Extensions header value and populates the given list with the parsed extensions.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • isPrimitive

        public static boolean isPrimitive​(java.lang.Class<?> clazz)
        Returns whether the given class is a primitive type or its wrapper class.
        Parameters:
        clazz - The class to check
        Returns:
        true if the class is a primitive or wrapper type, false otherwise

      • coerceToType

        public static java.lang.Object coerceToType​(java.lang.Class<?> type,
                                            java.lang.String value)
        Coerces a string value to the specified type.
        Parameters:
        type - The target type
        value - The string value to coerce
        Returns:
        The coerced value
        Throws:
        java.lang.IllegalArgumentException - If the type is not supported

      • getDecoders

        public static java.util.List<DecoderEntry> getDecoders​(java.util.List<java.lang.Class<? extends Decoder>> decoderClazzes,
                                                       InstanceManager instanceManager)
                                                throws DeploymentException
        Build the list of decoder entries from a set of decoder implementations.
        Parameters:
        decoderClazzes - Decoder implementation classes
        instanceManager - Instance manager to use to create Decoder instances
        Returns:
        List of mappings from target type to associated decoder
        Throws:
        DeploymentException - If a provided decoder class is not valid

      • parseExtensionHeader

        public static void parseExtensionHeader​(java.util.List<Extension> extensions,
                                        java.lang.String header)
        Parses a Sec-WebSocket-Extensions header value and populates the given list with the parsed extensions.
        Parameters:
        extensions - The list to populate with parsed extensions
        header - The header value to parse
        Throws:
        java.lang.IllegalArgumentException - If the header contains invalid tokens or values