📄 myutils.java
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package cn.com.qimingx.utils;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.text.ParseException;
import java.util.Arrays;
import java.util.Date;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.apache.commons.lang.time.DateUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* @author inc062805
*
* 常用工具箱..
*/
public class MyUtils {
// Logger..
private static final transient Log log = LogFactory.getLog(MyUtils.class);
public static void main(String[] args) {
}
// 判断字符串是否 是/包含 html内容..
public static boolean isHTMLContent(String content) {
String[] tags = new String[] { "<html>", "<head>", "<title>",
"<script", "<meta", "<link", "<body", "<table", "<tr", "<td",
"<form", "<img", "<input", "<frame", "<iframe", "<frameset",
"<hr", "<dd", "<dl", "<dt", "<dir", "<ll", "<li", "<ul","<span" };
content = content.toLowerCase();
for (String tag : tags) {
if (content.contains(tag)) {
log.debug("[" + content + "] isHTML=" + true);
return true;
}
}
return false;
}
/**
* 打印对象的详细信息
*/
public static String printObject(Object o) {
String s = ToStringBuilder.reflectionToString(o,
ToStringStyle.MULTI_LINE_STYLE);
return s;
}
/**
* 用当前系统的charset获取字符串的byte[]，并用utf8重新编码；
*
* @param str
* @return
*/
public static String toUTF8(final String str) {
// 取得当前OS的 encoding
String encoding = System.getProperty("file.encoding", "GBK");
return resetCharset(str, encoding, "UTF-8");
}
/**
* 对指定字符串 按新字符集进行编码
*
* @param string
* @param srcCharset
* @param destCharset
* @return
*/
public static String resetCharset(String string, String srcCharset,
String destCharset) {
String result = null;
try {
byte[] bytes = string.getBytes(srcCharset);
result = new String(bytes, destCharset);
} catch (UnsupportedEncodingException e) {
log.error("执行编码出错：" + e.getLocalizedMessage());
return string;
}
log.debug(srcCharset + " --> " + destCharset + ":[" + string + " --> "
+ result + "]");
return result;
}
public static String urlEncode(String url) {
try {
url = URLEncoder.encode(url, "utf-8");
} catch (UnsupportedEncodingException e) {
log.error("urlEncod出错：" + e.getMessage());
}
return url;
}
/**
*
* @param clsName
* @return
*/
public static Object newObjectOfClassName(String clsName) {
try {
return Class.forName(clsName).newInstance();
} catch (Exception e) {
log.error("newObjectOfClassName出错：" + e.getMessage());
return null;
}
}
//
public static Date parseDate(String date, String... formats) {
if (formats == null || formats.length == 0) {
formats = new String[] { "yyyy-MM-dd" };
}
try {
return DateUtils.parseDate(date, formats);
} catch (ParseException e) {
String format = Arrays.toString(formats);
log.error("parseDate出错：" + date + "[" + format);
return null;
}
}
}
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