工程目錄結構如下：
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config.properties文件代碼如下：
#jdbc connect database parameters
#connect oracle parameters
driver=oracle.jdbc.driver.OracleDriver
url=jdbc:oracle:thin:@localhost:1521:ORCL
username=scott
password=tiger
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Test.java源文件如下：
package dean;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
public class Test {
private Properties prop = null;
public Properties getProperties(){
prop = new Properties();
InputStream fis = this.getClass().getClassLoader().getResourceAsStream("config.properties");
try {
prop.load(fis);
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}finally{
try {
fis.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return prop;
}
public static void main(String[] args) {
Test t = new Test();
Properties prop = t.getProperties();
String driver = prop.getProperty("driver");
String url = prop.getProperty("url");
String username = prop.getProperty("username");
String password = prop.getProperty("password");
System.out.println(driver);
System.out.println(url);
System.out.println(username);
System.out.println(password);
}
}