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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Web.Services;
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using System.Data;
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using System.Runtime.Serialization.Formatters.Binary;
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using System.IO;
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using System.IO.Compression;
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using System.Text;
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using DAL;
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/// <summary>
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///WebServiceTest 的摘要说明
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/// </summary>
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[WebService(Namespace = "http://tempuri.org/")]
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[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
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//若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
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// [System.Web.Script.Services.ScriptService]
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public class WebServiceTest : System.Web.Services.WebService {
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public WebServiceTest () {
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//如果使用设计的组件，请取消注释以下行
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//InitializeComponent();
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}
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[WebMethod]
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public string HelloWorld() {
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return "Hello World";
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}
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[WebMethod(Description="直接返回DataSet对象")]
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public DataSet GetDataSet()
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{
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StringBuilder builder = new StringBuilder();
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builder.Append("select * from ServiceInfo");
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DataSet ds = SQLHelper.Query(builder.ToString());
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return ds;
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}
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[WebMethod(Description = "返回DataSet对象用Binary序列化后的字节数组")]
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public byte[] GetBytes()
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{
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DataSet ds = GetDataSet();
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BinaryFormatter bf = new BinaryFormatter();
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MemoryStream ms = new MemoryStream();
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bf.Serialize(ms, ds);
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byte[] buffer = ms.ToArray();
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return buffer;
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}
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[WebMethod(Description = "返回DataSetSurrogate对象用Binary序列化后的字节数组")]
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public byte[] GetDataSetSurrogateBytes()
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{
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DataSet ds = GetDataSet();
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DataSetSurrogate dss = new DataSetSurrogate(ds);
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BinaryFormatter bf = new BinaryFormatter();
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MemoryStream ms = new MemoryStream();
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bf.Serialize(ms, dss);
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byte[] buffer = ms.ToArray();
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return buffer;
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}
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[WebMethod(Description = "返回DataSetSurrogate对象用Binary序列化并ZIP压缩后的字节数组")]
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public byte[] GetDataSetSurrogateZipBytes()
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{
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DataSet DS = GetDataSet();
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DataSetSurrogate dss = new DataSetSurrogate(DS);
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BinaryFormatter bf = new BinaryFormatter();
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MemoryStream ms = new MemoryStream();
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bf.Serialize(ms, dss);
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byte[] buffer = ms.ToArray();
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byte[] Zipbuffer = Compress(buffer);
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return Zipbuffer;
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}
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//压缩压缩后的字节数组
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public byte[] Compress(byte[] data)
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{
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MemoryStream ms = new MemoryStream();
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Stream zipStream = new GZipStream(ms, CompressionMode.Compress, true);
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zipStream.Write(data, 0, data.Length);
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zipStream.Close();
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ms.Position = 0;
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byte[] buffer = new byte[ms.Length];
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ms.Read(buffer, 0, int.Parse(ms.Length.ToString()));
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return buffer;
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}
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}
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<%@ Page Language="C#" CodeFile="WebTest.aspx.cs" Inherits="WebTest" %>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head runat="server">
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<title></title>
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</head>
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<body>
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<form id="form1" runat="server">
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<div>
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<asp:Button ID="Button1" runat="server" onclick="Button1_Click"
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Text="直接得到DataSet对象" />
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<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
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<br />
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<asp:Button ID="Button2" runat="server" onclick="Button2_Click"
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Text="得到DataSet对象用Binary序列化后的字节数组" />
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<asp:Label ID="Label2" runat="server" Text="Label"></asp:Label>
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<br />
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<asp:Button ID="Button3" runat="server" onclick="Button3_Click"
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style="height: 26px" Text="得到DataSetSurrogate对象用Binary序列化后的字节数组" />
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<asp:Label ID="Label3" runat="server" Text="Label"></asp:Label>
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<br />
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<asp:Button ID="Button4" runat="server" onclick="Button4_Click"
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Text="得到DataSetSurrogate对象用Binary序列化并ZIP压缩后的字节数组" />
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<asp:Label ID="Label4" runat="server" Text="Label"></asp:Label>
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<br />
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<asp:GridView ID="GridView1" runat="server" Width="100%">
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</asp:GridView>
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</div>
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</form>
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</body>
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</html>
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using System.Data;
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using System.Diagnostics;
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using System.Runtime.Serialization.Formatters.Binary;
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using WebServicesClient;
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using System.IO;
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public partial class WebTest : System.Web.UI.Page
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{
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WebServiceTest s = new WebServiceTest();
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protected void Page_Load(object sender, EventArgs e)
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{
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}
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protected void Button1_Click(object sender, EventArgs e)
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{
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Stopwatch sw = new Stopwatch();
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sw.Start();
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DataSet ds = s.GetDataSet();
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GridView1.DataSource = ds.Tables[0].DefaultView;
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GridView1.DataBind();
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sw.Stop();
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Label1.Text = string.Format("耗时：{0}毫秒", sw.ElapsedMilliseconds.ToString());
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}
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protected void Button2_Click(object sender, EventArgs e)
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{
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Stopwatch sw = new Stopwatch();
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sw.Start();
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byte[] buffer = s.GetBytes();
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BinaryFormatter bf = new BinaryFormatter();
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DataSet ds = bf.Deserialize(new MemoryStream(buffer)) as DataSet;
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GridView1.DataSource = ds.Tables[0].DefaultView;
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GridView1.DataBind();
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sw.Stop();
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Label2.Text = string.Format("耗时：{1}毫秒；数据大小：{0}", buffer.Length.ToString(), sw.ElapsedMilliseconds.ToString());
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}
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protected void Button3_Click(object sender, EventArgs e)
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{
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Stopwatch sw = new Stopwatch();
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sw.Start();
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byte[] buffer = s.GetDataSetSurrogateBytes();
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BinaryFormatter bf = new BinaryFormatter();
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DataSetSurrogate dss = bf.Deserialize(new MemoryStream(buffer)) as DataSetSurrogate;
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DataSet ds = dss.ConvertToDataSet();
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GridView1.DataSource = ds.Tables[0].DefaultView;
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GridView1.DataBind();
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sw.Stop();
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Label3.Text = string.Format("耗时：{1}毫秒；数据大小：{0}", buffer.Length.ToString(), sw.ElapsedMilliseconds.ToString());
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}
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protected void Button4_Click(object sender, EventArgs e)
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{
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Stopwatch sw = new Stopwatch();
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sw.Start();
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byte[] zipBuffer = s.GetDataSetSurrogateZipBytes();
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byte[] buffer = UnZip.Decompress(zipBuffer);
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BinaryFormatter bf = new BinaryFormatter();
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DataSetSurrogate dss = bf.Deserialize(new MemoryStream(buffer)) as DataSetSurrogate;
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DataSet ds = dss.ConvertToDataSet();
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GridView1.DataSource = ds.Tables[0].DefaultView;
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GridView1.DataBind();
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sw.Stop();
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Label4.Text = string.Format("耗时：{1}毫秒；数据大小：{0}", zipBuffer.Length.ToString(), sw.ElapsedMilliseconds.ToString());
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}
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}
转播
