Java 字符串的 处理
public class StringUtil
{
public static String convertToStringWithTrim(Object object)
{
if(null == object)
{
return null;
}
String returnStr = (String)object;
return Trim(returnStr);
}
public static String Trim(String str)
{
if(IsEmpty(str))
{
return str;
}
return str.trim();
}
public static boolean IsEmpty(String str)
{
if(null == str || str.length() == 0)
{
return true;
}
return false;
}
/**
* 将字符串包装成XML格式
*/
public static String PackIntoXMLStr(String target)
{
return "<i>" + target + "</i>";
}
/**
* 将字符串包装成XML格式
*/
public static String PackIntoXMLStrWithIndex(String target, String index)
{
return "<v i=\""+index+"\">"+ (target == null ? "": target) + "</v>";
}
public static String bytesToHexString(byte[] src)
{
StringBuilder stringBuilder = new StringBuilder("");
if (src == null || src.length <= 0)
{
return null;
}
for (int i = src.length; i >=0 ; i--)
{
if(src[i] != 0)
{
int v = src[i] & 0xFF;
String hv = Integer.toHexString(v);
if (hv.length() < 2)
{
stringBuilder.append(0);
}
stringBuilder.append(hv);
}
}
return stringBuilder.toString();
}
}
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@tablename nvarchar(50),
@fieldname nvarchar(50)='*',
@pagesize int output,--每页显示记录条数
@currentpage int output,--第几页
@orderid nvarchar(50),--主键排序
@sort int,--排序方式，1表示升序，0表示降序排列
......
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package server;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Container;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Recta ......
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.io.SAXReader;
public class DocumentUtil
{
public static Document loadXMLByAbsolutePath(String absoluteFilePath, String logFileName)
{
SAXReader saxReader = new SAXReader();
Document document = null;
try ......
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
public class ExceptionDefaultHandler
{
private final static String _relativeExceptionLogPath = "log";
private final static String _defaultExceptionLogFileName = "exception.log";
......
