--- /dev/null	2014-02-05 01:06:31.000000000 +0800
+++ new/src/share/sample/stream/data/Order.java	2014-02-05 01:06:30.814094200 +0800
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ *   - Neither the name of Oracle nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * This source code is provided to illustrate the usage of a given feature
+ * or technique and has been deliberately simplified. Additional steps
+ * required for a production-quality application, such as security checks,
+ * input validation and proper error handling, might not be present in
+ * this sample code.
+ */
+package stream.data;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+/**
+ * Order meta data class
+ *
+ * @author tyan
+ */
+@XmlRootElement(name = "order")
+public class Order {
+
+    /**
+     * @return id of order.
+     */
+    @XmlElement(name = "id")
+    public int getOrderId() {
+        return orderId;
+    }
+
+    /**
+     * Set orderId
+     *
+     * @param orderId order's id
+     */
+    public void setOrderId(int orderId) {
+        this.orderId = orderId;
+    }
+
+    /**
+     * @return string of order's date
+     */
+    public String getOrderdate() {
+        return dtf.format(orderdate);
+    }
+
+    /**
+     * @return order date
+     */
+    public LocalDateTime getLocalOrderdate() {
+        return orderdate;
+    }
+
+    /**
+     * Set orderdate
+     *
+     * @param orderdate order date
+     */
+    public void setOrderdate(String orderdate) {
+        this.orderdate = LocalDateTime.parse(orderdate, dtf);
+    }
+
+    /**
+     * @return total number of order
+     */
+    public double getTotal() {
+        return total;
+    }
+
+    /**
+     * Set total number
+     *
+     * @param total total number of this odder
+     */
+    public void setTotal(double total) {
+        this.total = total;
+    }
+
+    /**
+     * Id of order.
+     */
+    private int orderId;
+
+    /**
+     * order date.
+     */
+    private LocalDateTime orderdate;
+
+    /**
+     * Total number of order.
+     */
+    private double total;
+
+    /**
+     * Formatter for convert orderdate and String
+     */
+    private final DateTimeFormatter dtf
+            = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+}