QPID-664: Initial checkin of high level messaging api for c++

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@807731 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 90 insertions, 0 deletions

diff --git a/cpp/include/qpid/messaging/MessageContent.h b/cpp/include/qpid/messaging/MessageContent.h
new file mode 100644
index 0000000000..7c3a636c07
--- /dev/null
+++ b/cpp/include/qpid/messaging/MessageContent.h
@@ -0,0 +1,90 @@
+#ifndef QPID_MESSAGING_MESSAGECONTENT_H
+#define QPID_MESSAGING_MESSAGECONTENT_H
+
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ *
+ */
+
+#include "qpid/messaging/Variant.h"
+#include <string>
+#include "qpid/client/ClientImportExport.h"
+
+namespace qpid {
+namespace messaging {
+
+/**
+ *
+ */
+class MessageContent
+{
+  public:
+    QPID_CLIENT_EXTERN virtual ~MessageContent() {}
+
+    virtual const std::string& asString() const = 0;
+    virtual std::string& asString() = 0;
+
+    virtual const char* asChars() const = 0;
+    virtual size_t size() const = 0;
+
+    virtual const Variant::Map& asMap() const = 0;
+    virtual Variant::Map& asMap() = 0;
+    virtual bool isMap() const = 0;
+
+    virtual const Variant::List& asList() const = 0;
+    virtual Variant::List& asList() = 0;
+    virtual bool isList() const = 0;
+
+    virtual void clear() = 0;
+
+    virtual Variant& operator[](const std::string&) = 0;
+
+
+    virtual std::ostream& print(std::ostream& out) const = 0;
+
+
+    //operator<< for variety of types... (is this a good idea?)
+    virtual MessageContent& operator<<(const std::string&) = 0;
+    virtual MessageContent& operator<<(const char*) = 0;
+    virtual MessageContent& operator<<(bool) = 0;
+    virtual MessageContent& operator<<(int8_t) = 0;
+    virtual MessageContent& operator<<(int16_t) = 0;
+    virtual MessageContent& operator<<(int32_t) = 0;
+    virtual MessageContent& operator<<(int64_t) = 0;
+    virtual MessageContent& operator<<(uint8_t) = 0;
+    virtual MessageContent& operator<<(uint16_t) = 0;
+    virtual MessageContent& operator<<(uint32_t) = 0;
+    virtual MessageContent& operator<<(uint64_t) = 0;
+    virtual MessageContent& operator<<(double) = 0;
+    virtual MessageContent& operator<<(float) = 0;
+
+    //assignment from string, map and list
+    virtual MessageContent& operator=(const std::string&) = 0;
+    virtual MessageContent& operator=(const char*) = 0;
+    virtual MessageContent& operator=(const Variant::Map&) = 0;
+    virtual MessageContent& operator=(const Variant::List&) = 0;
+    
+  private:
+};
+
+QPID_CLIENT_EXTERN std::ostream& operator<<(std::ostream& out, const MessageContent& content);
+
+}} // namespace qpid::messaging
+
+#endif  /*!QPID_MESSAGING_MESSAGECONTENT_H*/