waputility.java

来自「封装了SQL、Socket、WAP、MIME等功能的通用组件」· Java 代码 · 共 38 行

package org.lazybug.wap.util;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: Kehaoinfo</p>
 *
 * @author David Lau
 * @version 1.0
 */
public class WAPUtility
{
    public static String ct2ext(String contentType)
    {
        String ct = contentType.toLowerCase();

        if (ct.indexOf("gif")!=-1)
            return "gif";
        if (ct.indexOf("jpg")!=-1 || ct.indexOf("jpeg")!=-1)
            return "jpg";
        if (ct.indexOf("text")!=-1)
            return "txt";
        if (ct.indexOf("amr")!=-1)
            return "amr";
        if (ct.indexOf("mid")!=-1)
            return "mid";
        if (ct.indexOf("wav")!=-1)
            return "wav";
        if (ct.indexOf("smil")!=-1)
            return "smil";
        return "";
    }
}