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Java » J2EE平台 » Struts屏幕截图 
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/*
Title:       Struts : Essential Skills (Essential Skills)
Authors:     Steven Holzner
Publisher:   McGraw-Hill Osborne Media
ISBN:       0072256591
*/

//ch07_01.jsp

<%@ taglib uri="/tags/struts-html" prefix="html" %>
<%@ taglib uri="/tags/struts-logic" prefix="logic" %>

<html:html>
    <head>
        <title>Using &lt;logic&gt; Tags</title>
    </head>
    
    <body>
        <h1>Using &lt;logic&gt; Tags</h1>

        <html:form action="ch07_02.do">

            <h2>Enter your data:</h2>
            <html:text property="text"/>

            <br>
            <br>

            <html:submit value="Submit"/>
            <html:cancel/>
        </html:form>
    </body>
</html:html>

//ch07_04.jsp

<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-logic" prefix="logic" %>

<HTML>
    <HEAD>
        <TITLE>Here's Your Data...</TITLE>
    </HEAD>
    
    <BODY>
        <H1>Here's Your Data...</H1>

        <h2>The text field text:</h2>
        <bean:write name="ch07_03" property="text"/>
        <BR>

        <h2>Using &lt;logic:empty name="ch07_03" property="empty"&gt;</h2>
        <logic:empty name="ch07_03" property="empty">
        Results: Empty
        </logic:empty>
        <BR>

        <h2>Using &lt;logic:notEmpty name="ch07_03" property="text"&gt;</h2>
        <logic:notEmpty name="ch07_03" property="text">
        Results: Not empty
        </logic:notEmpty>
        <BR>

        <h2>Using &lt;logic:equal name="ch07_03" property="number" value="6"&gt;</h2>
        <logic:equal name="ch07_03" property="number" value="6">
        Results: Equal
        </logic:equal>
        <BR>

        <h2>Using &lt;logic:notEqual&gt; name="ch07_03" property="number" value="7"</h2>
        <logic:notEqual name="ch07_03" property="number" value="7">
        Results: Not equal
        </logic:notEqual>
        <BR>

        <h2>Using &lt;logic:greaterEqual name="ch07_03" property="number" value="3"&gt;</h2>
        <logic:greaterEqual name="ch07_03" property="number" value="3">
        Results: Greater than or equal
        </logic:greaterEqual>
        <BR>

        <h2>Using &lt;logic:greaterThan name="ch07_03" property="number" value="4"&gt;</h2>
        <logic:greaterThan name="ch07_03" property="number" value="4">
        Results: Greater than
        </logic:greaterThan>
        <BR>

        <h2>Using &lt;logic:lessEqual name="ch07_03" property="number" value="8"&gt;</h2>
        <logic:lessEqual name="ch07_03" property="number" value="8">
        Results: Less than or equal
        </logic:lessEqual>
        <BR>

        <h2>Using &lt;logic:lessThan name="ch07_03" property="number" value="8"&gt;</h2>
        <logic:lessThan name="ch07_03" property="number" value="8">
        Results: Less than
        </logic:lessThan>
        <BR>

        <h2>Using &lt;logic:match name="ch07_03" property="text" value="6"&gt;</h2>
        <logic:match name="ch07_03" property="text" value="6">
        Results: Matched
        </logic:match>
        <BR>

        <h2>Using &lt;logic:notMatch name="ch07_03" property="number" value="9"&gt;</h2>
        <logic:notMatch name="ch07_03" property="number" value="9">
        Results: No match
        </logic:notMatch>
        <BR>

        <h2>Using &lt;logic:present name="ch07_03" property="number"&gt;</h2>
        <logic:present name="ch07_03" property="number">
        Results: Present
        </logic:present>
        <BR>

        <h2>Using &lt;logic:notPresent name="ch07_03" property="fish"&gt;</h2>
        <logic:notPresent name="ch07_03" property="fish">
        Results: Not present
        </logic:notPresent>
        <BR>

    </BODY>
</HTML>

//ch07_05.jsp
<%@ taglib uri="/tags/struts-html" prefix="html" %>
<html:html>
    <head>
        <title>Using &lt;bean&gt; Tags</title>
    </head>

    <body> 
        <h1>Using &lt;bean&gt; Tags</h1>
  
        <%
        Cookie cookie1 = new Cookie("message", "Hello!");
        cookie1.setMaxAge(24 * 60 * 60);
        response.addCookie(cookie1); 
        %> 
    
        <html:form action="ch07_06.do">

            <h2>Enter your data:</h2>
            <html:text property="text"/>

            <br>
            <br>

            <html:submit value="Submit"/>
            <html:cancel/>
        </html:form>
    </body>
</html:html>

//ch07_08.jsp
<%@ page import="ch07.ch07_07" %>
<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-logic" prefix="logic" %>

<HTML>
    <HEAD>
        <TITLE>Here's Your Data...</TITLE>
    </HEAD>
    
    <BODY>
        <H1>Here's Your Data...</H1>

        <h2>The text field text:</h2>
        <bean:write name="ch07_07" property="text"/>
        <BR>

        <h2>The cookie data:</h2>
        <bean:cookie id="messageCookie" name="message"/>
        <%= messageCookie.getValue() %>
        <BR>

        <h2>The new variable:</h2>
        <bean:define id="variable" name="ch07_07" property="text"/>
        <%= variable %>
        <BR>

        <h2>The user-agent header data:</h2>
        <bean:header id="headerObject" name="user-agent"/>
        <%= headerObject %>
        <BR>

        <h2>The parameter data:</h2>
        <bean:parameter id="text" name="text"/>
        <%= text %>
        <BR>

        <h2>The mapping data:</h2>
        <bean:struts id="mapping" mapping="/ch07_06"/>
        <% String[] a = mapping.findForwards(); 
        out.println(a[0]); %>
        <BR>

    </BODY>
</html>

package ch07;

import org.apache.struts.action.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class ch07_03 extends ActionForm 
{
    
    private String empty = "";
    private String text = "";
    private int number;
    
    public String getEmpty() 
    {
        return empty;
    }
    
    public void setEmpty(String text) 
    {
    }
    
    public String getText() 
    {
        return text;
    }
    
    public void setText(String text) 
    {
        this.text = text;
        this.number = Integer.parseInt(text);
    }
    
    public int getNumber() 
    {
        return number;
    }
    
    public void setNumber(int number) 
    {
        this.number = number;
    }
    
}

package ch07;

import java.io.*;
import java.util.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.ServletException;
import org.apache.struts.action.*;

public class ch07_06 extends Action 
{
  public ActionForward execute(ActionMapping mapping,
    ActionForm form,
    HttpServletRequest request,
    HttpServletResponse response)
    throws IOException, ServletException {

        return mapping.findForward("success");
    }
}

package ch07;

import org.apache.struts.action.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class ch07_07 extends ActionForm 
{
    
    private String text = "";
    
    public String getText() 
    {
        return text;
    }
    
    public void setText(String text) 
    {
        this.text = text;
    }
    
}

package ch07;

import java.io.*;
import java.util.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.ServletException;
import org.apache.struts.action.*;

public class ch07_02 extends Action 
{
  public ActionForward execute(ActionMapping mapping,
    ActionForm form,
    HttpServletRequest request,
    HttpServletResponse response)
    throws IOException, ServletException {

        return mapping.findForward("success");
    }
}

           
       
Struts-Essential-Skills-ch07.zip( 1,456 k)
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