jdbc.properties
#定义连接数据库驱动字符串
driverName = com.microsoft.sqlserver.jdbc.SQLServerDriver
#定义得到数据库连接的字符串
url = jdbc:sqlserver://localhost:1433;databasename=TestDB;
#连接数据库的用户
user = sa
#连接数据的密码
password =123
PropertiesReader.java
package com.gerry.util;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
/**
* @author Gerry
*
*/
public class PropertiesReader extends Properties {
/**
*
*/
private static final long serialVersionUID = 5741017798450635145L;
private InputStream input
=getClass().getResourceAsStream("/jdbc.properties");
private static PropertiesReader read;
private PropertiesReader() {
try {
this.load(input);
input.close();
} catch (IOException e) {
e.printStackTrace();
}
}
public static PropertiesReader getInstance() {
if(read == null) {
return new PropertiesReader();
}
else {
return read;
}
}
}
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