| // |
| // ======================================================================== |
| // Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.websocket.jsr356.annotations; |
| |
| import java.io.Reader; |
| |
| import javax.websocket.OnMessage; |
| |
| import org.eclipse.jetty.websocket.common.events.annotated.InvalidSignatureException; |
| import org.eclipse.jetty.websocket.jsr356.annotations.Param.Role; |
| |
| /** |
| * Param handling for static Text @{@link javax.websocket.OnMessage} parameters |
| */ |
| public class JsrParamIdText extends JsrParamIdOnMessage implements IJsrParamId |
| { |
| public static final IJsrParamId INSTANCE = new JsrParamIdText(); |
| |
| private boolean isMessageRoleAssigned(JsrCallable callable) |
| { |
| if (callable instanceof OnMessageCallable) |
| { |
| OnMessageCallable onmessage = (OnMessageCallable)callable; |
| return onmessage.isMessageRoleAssigned(); |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean process(Param param, JsrCallable callable) throws InvalidSignatureException |
| { |
| if (super.process(param,callable)) |
| { |
| // Found common roles |
| return true; |
| } |
| |
| // String for whole message |
| if (param.type.isAssignableFrom(String.class)) |
| { |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(String.class); |
| return true; |
| } |
| |
| // Java primitive or class equivalent to receive the whole message converted to that type |
| if (param.type.isAssignableFrom(Boolean.class)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Boolean.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Byte.class) || (param.type == Byte.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Byte.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Character.class) || (param.type == Character.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Character.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Double.class) || (param.type == Double.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Double.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Float.class) || (param.type == Float.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Float.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Integer.class) || (param.type == Integer.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Integer.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Long.class) || (param.type == Long.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Long.class); |
| return true; |
| } |
| if (param.type.isAssignableFrom(Short.class) || (param.type == Short.TYPE)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Short.class); |
| return true; |
| } |
| |
| // Streaming |
| if (param.type.isAssignableFrom(Reader.class)) |
| { |
| assertPartialMessageSupportDisabled(param,callable); |
| param.bind(Role.MESSAGE_TEXT_STREAM); |
| callable.setDecodingType(Reader.class); |
| return true; |
| } |
| |
| /* |
| * boolean primitive. |
| * |
| * can be used for either: 1) a boolean message type 2) a partial message indicator flag |
| */ |
| if (param.type == Boolean.TYPE) |
| { |
| if (isMessageRoleAssigned(callable)) |
| { |
| param.bind(Role.MESSAGE_PARTIAL_FLAG); |
| } |
| else |
| { |
| param.bind(Role.MESSAGE_TEXT); |
| callable.setDecodingType(Boolean.class); |
| } |
| return true; |
| } |
| |
| return false; |
| } |
| } |