Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 157 insertions, 0 deletions

diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/qmf/QMFMethod.java b/qpid/java/broker/src/main/java/org/apache/qpid/qmf/QMFMethod.java
new file mode 100644
index 0000000000..63e8fa6a1e
--- /dev/null
+++ b/qpid/java/broker/src/main/java/org/apache/qpid/qmf/QMFMethod.java
@@ -0,0 +1,157 @@
+/*
+ *
+ * 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.
+ *
+ */
+
+package org.apache.qpid.qmf;
+
+import org.apache.qpid.transport.codec.Encoder;
+import org.apache.qpid.transport.codec.BBDecoder;
+
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.ArrayList;
+
+public abstract class QMFMethod<T extends QMFObject>
+{
+    private final LinkedHashMap<String,Object> _map = new LinkedHashMap<String,Object>();
+    private final List<Argument> _arguments = new ArrayList<Argument>();
+
+    private static final String NAME = "name";
+    private static final String TYPE = "type";
+    private static final String REF_PACKAGE = "refPackage";
+    private static final String REF_CLASS = "refClass";
+    private static final String UNIT = "unit";
+    private static final String MIN = "min";
+    private static final String MAX = "max";
+    private static final String MAX_LENGTH = "maxlen";
+    private static final String DESCRIPTION = "desc";
+    private static final String DEFAULT = "default";
+    private static final String DIRECTION = "dir";
+    private static final String ARG_COUNT = "argCount";
+
+
+
+    public enum Direction
+    {
+        I,
+        O,
+        IO;
+    }
+
+    public class Argument
+    {
+        private final LinkedHashMap<String,Object> _map = new LinkedHashMap<String,Object>();
+
+        public Argument(String name, QMFType type)
+        {
+            _map.put(NAME, name);
+            _map.put(TYPE, type.codeValue());
+        }
+
+        public void setRefPackage(String refPackage)
+        {
+            _map.put(REF_PACKAGE, refPackage);
+        }
+
+        public void setRefClass(String refClass)
+        {
+            _map.put(REF_CLASS, refClass);
+        }
+
+        public void setUnit(String unit)
+        {
+            _map.put(UNIT, unit);
+        }
+
+        public void setMax(Number max)
+        {
+            _map.put(MAX, max);
+        }
+
+        public void setMin(Number min)
+        {
+            _map.put(MIN, min);
+        }
+
+        public void setMaxLength(int len)
+        {
+            _map.put(MAX_LENGTH, len);
+        }
+
+        public void setDefault(Object dflt)
+        {
+            _map.put(DEFAULT, dflt);
+        }
+
+        public void setDescription(String desc)
+        {
+            _map.put(DESCRIPTION, desc);
+        }
+
+        public void setDirection(Direction direction)
+        {
+            _map.put(DIRECTION, direction.toString());
+        }
+
+        public void encode(Encoder encoder)
+        {
+            encoder.writeMap(_map);
+        }
+
+        public String getName()
+        {
+            return (String) _map.get(NAME);
+        }
+    }
+
+    public QMFMethod(String name, String description)
+    {
+        _map.put(NAME, name);
+        _map.put(ARG_COUNT, 0);
+        if(description != null)
+        {
+            _map.put(DESCRIPTION, description);
+        }
+
+    }
+
+    abstract public QMFMethodInvocation<T> parse(final BBDecoder decoder);
+
+    protected void addArgument(Argument arg)
+    {
+        _arguments.add(arg);
+        _map.put(ARG_COUNT, _arguments.size());
+    }
+
+
+    public void encode(Encoder encoder)
+    {
+        encoder.writeMap(_map);
+        for(Argument arg : _arguments)
+        {
+            arg.encode(encoder);
+        }
+    }
+
+    public String getName()
+    {
+        return (String) _map.get(NAME);
+    }
+}