Re: Is JavaBeans able to store an array?

From:
byhesed <byhesed@gmail.com>
Newsgroups:
comp.lang.java.programmer
Date:
Thu, 26 May 2011 22:11:27 -0700 (PDT)
Message-ID:
<970d7ab8-dc74-4d7c-a486-b934fb3b5d3b@22g2000prx.googlegroups.com>
On 5=EC=9B=9425=EC=9D=BC, =EC=98=A4=ED=9B=8410=EC=8B=9C15=EB=B6=84, Lew <no=
....@lewscanon.com> wrote:

On 05/24/2011 09:15 PM, byhesed wrote:

Can I handle array values using JavaBeans?
I could'n find the way to pass an array to JavaBeans.

Below is my situation.

There are four checkboxes.
I want to handle those values in JavaBeans.

-----------------------------------------------------------------------=

---- -------------------------

1. TestBeanForm.jsp
-----------------------------------------------------------------------=

---- -------------------------

<form action="TestBean.jsp" method="post">
        <input type="checkbox" name="books"> Java=

 for Student<br>

        <input type="checkbox" name="books"> Comp=

iler Construction<br>

        <input type="checkbox" name="books"> Soft=

ware Engineering<br>

        <input type="checkbox" name="books"> Core=

 Servlet and JSP<br>

        <p>
        <input type="submit" value="Submit">
</form>
-----------------------------------------------------------------------=

---- -------------------------

Here, I use JavaBeans.
-----------------------------------------------------------------------=

---- -------------------------

2. TestBean.jsp
-----------------------------------------------------------------------=

---- -------------------------

<%@page import="test.TestBean"%>

<jsp:useBean id="testBean" class="test.TestBean">
     <jsp:setProperty name="testBean" property="*"/>
</jsp:useBean>
<jsp:getProperty name="testBean" property="books"/>
-----------------------------------------------------------------------=

---- -------------------------

When dealing with thoes values using JavaBeans,
Only the first books element is passed to JavaBeans.
Here is my javaBean [sic].

-----------------------------------------------------------------------=

---- -------------------------

3. TestBean.java
-----------------------------------------------------------------------=

---- -------------------------

package test;

public class TestBean {
     private String books;

     public void setBooks(String books) { this.books = books;=

 }

     public String getBooks() { return books; }
}
-----------------------------------------------------------------------=

---- -------------------------

Where's the array in your bean?

--
Lew
Honi soit qui mal y pense.http://upload.wikimedia.org/wikipedia/commons/c=

/cf/Friz.jpg

I got rid of the code about array.
Original code is here.

---------------------------------------------------------------------------
-------------------------
3. TestBean.java
---------------------------------------------------------------------------
-------------------------
   package test;

   public class TestBean {
     private String[] books;
    public void setBooks(String[] books) { this.books = books; }
     public String[] getBooks() { return books; }
}
---------------------------------------------------------------------------
-------------------------

However, when I pass multiple check box values,
A browser only can receive just first one value in checkboxes.
Do you know how to handle array values in JavaBean?

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