《Properties XML文件写出》

packageapistudy;
importjava.io.File;
importjava.io.FileInputStream;
importjava.io.FileOutputStream;
importjava.io.IOException;
importjava.io.InputStream;
importjava.io.OutputStream;
importjava.io.UnsupportedEncodingException;
importjava.util.Properties;
publicclassPropertiesTest
{
publicstaticvoidmain(String[]args)
{
Stringreadfile="d:"+File.separator+"readfile.properties";
Stringwritefile="d:"+File.separator+"writefile.properties";
Stringreadxmlfile="d:"+File.separator+"readxmlfile.xml";
Stringwritexmlfile="d:"+File.separator+"writexmlfile.xml";
Stringreadtxtfile="d:"+File.separator+"readtxtfile.txt";
Stringwritetxtfile="d:"+File.separator+"writetxtfile.txt";
readPropertiesFile(readfile);//读取properties文件
writePropertiesFile(writefile);//写properties文件
readPropertiesFileFromXML(readxmlfile);//读取XML文件
writePropertiesFileToXML(writexmlfile);//写XML文件
readPropertiesFile(readtxtfile);//读取txt文件
writePropertiesFile(writetxtfile);//写txt文件
}
//读取资源文件,并处理中文乱码
publicstaticvoidreadPropertiesFile(Stringfilename)
{
Propertiesproperties=newProperties();
try
{
InputStreaminputStream=newFileInputStream(filename);
properties.load(inputStream);
inputStream.close();//关闭流
}
catch(IOExceptione)
{
e.printStackTrace();
}
Stringusername=properties.getProperty("username");
Stringpasssword=properties.getProperty("password");
Stringchinese=properties.getProperty("chinese");
try
{
chinese=newString(chinese.getBytes("ISO-8859-1"),"GBK");//处理中文乱码
}
catch(UnsupportedEncodingExceptione)
{
e.printStackTrace();
}
System.out.println(username);
System.out.println(passsword);
System.out.println(chinese);
}
//读取XML文件,并处理中文乱码
publicstaticvoidreadPropertiesFileFromXML(Stringfilename)
{
Propertiesproperties=newProperties();
try
{
InputStreaminputStream=newFileInputStream(filename);
properties.loadFromXML(inputStream);
inputStream.close();
}
catch(IOExceptione)
{
e.printStackTrace();
}
Stringusername=properties.getProperty("username");
Stringpasssword=properties.getProperty("password");
Stringchinese=properties.getProperty("chinese");//XML中的中文不用处理乱码，正常显示
System.out.println(username);
System.out.println(passsword);
System.out.println(chinese);
}
//写资源文件，含中文
publicstaticvoidwritePropertiesFile(Stringfilename)
{
Propertiesproperties=newProperties();
try
{
OutputStreamoutputStream=newFileOutputStream(filename);
properties.setProperty("username","myname");
properties.setProperty("password","mypassword");
properties.setProperty("chinese","中文");
properties.store(outputStream,"author:shixing_11@sina.com");
outputStream.close();
}
catch(IOExceptione)
{
e.printStackTrace();
}
}
//写资源文件到XML文件，含中文
publicstaticvoidwritePropertiesFileToXML(Stringfilename)
{
Propertiesproperties=newProperties();
try
{
OutputStreamoutputStream=newFileOutputStream(filename);
properties.setProperty("username","中文");
properties.storeToXML(outputStream,"author:shixing_11@sina.com");
outputStream.close();
}
catch(IOExceptione)
{
e.printStackTrace();
}
}
}

（编辑：李大同）

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