| /* |
| * Copyright 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.user.client.rpc.impl; |
| |
| /** |
| * Base class for the client and server serialization streams. This class |
| * handles the basic serialization and deserialization formatting for primitive |
| * types since these are common between the client and the server. |
| */ |
| public abstract class AbstractSerializationStream { |
| |
| /** |
| * The default flags to be used by serialization streams. |
| */ |
| public static final int DEFAULT_FLAGS = 0; |
| |
| /** |
| * The character used to separate fields in client->server RPC messages. |
| * |
| * Note that this character is referenced in the following places not using |
| * this constant, and they must be changed if this is: |
| * <ul> |
| * <li>{@link ServerSerializationStreamWriter}.deserializeStringTable |
| * <li>{@link ClientSerializationStreamReader}.getQuotingRegex |
| * </ul> |
| */ |
| public static final char RPC_SEPARATOR_CHAR = '|'; |
| |
| /** |
| * The current RPC protocol version. This version differs from the previous |
| * one in that primitive long values are represented as single-quoted base-64 |
| * strings with an alphabet of [A-Za-z0-9$_], rather than as pairs of doubles. |
| */ |
| public static final int SERIALIZATION_STREAM_VERSION = 6; |
| |
| /** |
| * The oldest supported RPC protocol version. |
| */ |
| public static final int SERIALIZATION_STREAM_MIN_VERSION = 5; |
| |
| /** |
| * Indicates that obfuscated type names should be used in the RPC payload. |
| */ |
| public static final int FLAG_ELIDE_TYPE_NAMES = 0x1; |
| |
| private int flags = DEFAULT_FLAGS; |
| private int version = SERIALIZATION_STREAM_VERSION; |
| |
| public final void addFlags(int flags) { |
| this.flags |= flags; |
| } |
| |
| public final int getFlags() { |
| return flags; |
| } |
| |
| public final int getVersion() { |
| return version; |
| } |
| |
| public final boolean hasFlags(int flags) { |
| return (getFlags() & flags) == flags; |
| } |
| |
| public final void setFlags(int flags) { |
| this.flags = flags; |
| } |
| |
| protected final void setVersion(int version) { |
| this.version = version; |
| } |
| } |