如果不將Eclipse的環境編碼改成UTF-8，似乎轉碼會有問題
因應這種情況寫了自訂標籤來協助處理
encrypt.tld=========
<?xml version="1.0" encoding="UTF-8" ?>
<taglib xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-jsptaglibrary_2_0.xsd"
version="2.0">
<tlib-version>1.2</tlib-version>
<short-name>encryptlib</short-name>
<uri>encrypt-tags</uri>
<tag>
<description>URL get/post encrypting</description>
<name>encrypt</name>
<tag-class>tw.vencs.EncrptTag</tag-class>
<body-content>empty</body-content>
<attribute>
<name>encryptValue</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
</tag>
</taglib>
EncrptTag.java===============
package tw.vencs;
import javax.servlet.jsp.tagext.SimpleTagSupport;
import javax.servlet.jsp.JspException;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
public class EncrptTag extends SimpleTagSupport{
private String encryptValue;
public void doTag() throws JspException {
try {
encryptValue = new String(encryptValue.getBytes("iso-8859-1"),"UTF-8");
getJspContext().getOut().write(encryptValue);
} catch (IOException e) {
Logger.getLogger(EncrptTag.class.getName()).log(Level.SEVERE, null, e);
throw new RuntimeException();
}
}
public void setEncryptValue(String encryptValue) {
this.encryptValue = encryptValue;
}
}
Demo.jsp===============
.....
<%@ taglib prefix="e" uri="encrypt-tags" %>
.....
<body>
.....
....=<e:encrypt encryptValue="${param.itemName}"/>
</body>
.....
沒有留言:
張貼留言