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diff --git a/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/main/java/org/apache/tuscany/das/rdb/Parameter.java b/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/main/java/org/apache/tuscany/das/rdb/Parameter.java
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+/**
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  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 org.apache.tuscany.das.rdb;
+
+import commonj.sdo.Type;
+
+/**
+ * Describes a single parameter for a parameterized SQL statement.
+ * 
+ * 
+ */
+public interface Parameter {
+
+	/**
+	 * Value for "Direction" that indicates that a parameter is soley for input.
+	 */
+	final static int IN = 1;
+
+	/**
+	 * Value for "Direction" that indicates that a parameter is soley for
+	 * output. Out parameters only apply to Stored Procedures
+	 */
+	final static int OUT = 2;
+
+	/**
+	 * Value for "Direction" that indicates that a parameter is for both input
+	 * and output. In-out parameters only apply to stored procedures
+	 */
+	final static int IN_OUT = 3;
+
+	/**
+	 * A parameter has a type in terms of SDO2 DataTypes. Legal values are
+	 * provided in {@link SDODataTypes}
+	 * <p>
+	 * Explicit definition of type is required only for OUT parameters of stored
+	 * procedures commands
+	 * 
+	 * @param type
+	 */
+	public void setType(Type type);
+
+	/**
+	 * Set the index of the parameter. For example, if a SQL statement requires
+	 * two parameters, the first one has an index of one.
+	 * 
+	 * @param index
+	 *            The index of the parameter
+	 */
+	public void setIndex(int index);
+
+	/**
+	 * Sets the name of the parameter
+	 * 
+	 * @param name
+	 *            the parameter name
+	 */
+	public void setName(String name);
+
+	/**
+	 * Sets the value of the parameter. All IN and IN_OUT parameters must be set
+	 * beore a command can be executed.
+	 * 
+	 * @param value
+	 *            The value for the parameter
+	 */
+	public void setValue(Object value);
+
+	/**
+	 * Parameters are typically IN and this is the default. A parameter's
+	 * direction must be set when the parameter is OUT or IN_OUT.
+	 * 
+	 * @param direction
+	 *            the parameters direction
+	 */
+	public void setDirection(int direction);
+
+	/**
+	 * TODO  Not sure this method is needed.
+	 * @param converter
+	 */
+	public void setConverter(Converter converter);
+
+	/**
+	 * @return the type of the paramater in terms of {@link SDODataTypes}
+	 */
+	public Type getType();
+
+	/**
+	 * TODO Not sure this is is needed.
+	 * @return
+	 */
+	public Converter getConverter();
+
+	/**
+	 * @return the index of the parameter
+	 */
+	public int getIndex();
+
+	/**
+	 * @return the name of the parameter
+	 */
+	public String getName();
+
+	/**
+	 * @return the value of the parameter
+	 */
+	public Object getValue();
+
+	/**
+	 * @return the direction of the parameter
+	 */
+	public int getDirection();
+
+}