package?com.edu.db;

import?java.sql.CallableStatement;
import?java.sql.Connection;
import?java.sql.DriverManager;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;

public?final?class?DBUtils?{
	
	private?final?static?String?driver?=?“oracle.jdbc.driver.OracleDriver“;
	private?final?static?String?url?=?“jdbc:oracle:thin:@localhost:1521:orcl“;
	
	private?DBUtils（）?{
	}
	
	static{
		try?{
			Class.forName（driver）;
		}?catch?（Exception?e）?{
			e.printStackTrace（）;
		}
	}
	
	public?static?Connection?getConnectiOn（）?throws?Exception{
		return?DriverManager.getConnection（url?“scott“?“tiger“）;
	}
	
	public?static?void?close（CallableStatement?cstm）{
		try?{
			if?（cstm?!=?null）?{
				cstm.close（）;
			}
		}?catch?（Exception?e）?{
		}
	}
	
	public?static?void?close（ResultSet?rs）{
		try?{
			if?（rs?!=?null）?{
				rs.close（）;
			}
		}?catch?（Exception?e）?{
		}
	}
	
	public?static?void?close（PreparedStatement?pstm）{
		try?{
			if?（pstm?!=?null）?{
				pstm.close（）;
			}
		}?catch?（Exception?e）?{
		}
	}
	
	public?static?void?close（Connection?conn）{
		try?{
			if?（conn?!=?null?&&?!conn.isClosed（））?{
				conn.close（）;
			}
		}?catch?（Exception?e）?{
		}
	}

	public?static?void?main（String[]?args）?throws?Exception?{
		System.out.println（DBUtils.getConnectiOn（））;
	}
	
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????411??2015-08-15?08:50??Classmate\.classpath

?????文件????????385??2015-08-15?08:46??Classmate\.project

?????文件???????2146??2015-08-16?13:51??Classmate\bin\com\edu\db\DBUtils.class

?????文件????????805??2015-08-16?11:22??Classmate\bin\com\edu\image\add.png

?????文件????????678??2015-08-16?11:22??Classmate\bin\com\edu\image\admin.png

?????文件????????852??2015-08-16?11:22??Classmate\bin\com\edu\image\base.png

?????文件????????721??2015-08-16?11:22??Classmate\bin\com\edu\image\course.png

?????文件????????666??2015-08-16?11:22??Classmate\bin\com\edu\image\delete.png

?????文件????????755??2015-08-16?11:22??Classmate\bin\com\edu\image\exit.png

?????文件????????888??2015-08-16?11:22??Classmate\bin\com\edu\image\help.png

?????文件????????644??2015-08-16?11:22??Classmate\bin\com\edu\image\login.png

?????文件????????611??2015-08-16?11:22??Classmate\bin\com\edu\image\modify.png

?????文件????????481??2015-08-16?11:22??Classmate\bin\com\edu\image\password.png

?????文件????????553??2015-08-16?11:22??Classmate\bin\com\edu\image\phone.png

?????文件????????725??2015-08-16?11:22??Classmate\bin\com\edu\image\reset.png

?????文件????????628??2015-08-16?11:22??Classmate\bin\com\edu\image\search.png

?????文件????????678??2015-08-16?11:22??Classmate\bin\com\edu\image\student.png

?????文件???????1301??2015-08-16?11:22??Classmate\bin\com\edu\image\sys.png

?????文件????????575??2015-08-16?11:22??Classmate\bin\com\edu\image\userName.png

?????文件???????4652??2015-08-16?13:49??Classmate\bin\com\edu\services\StudentService.class

?????文件???????4160??2015-08-17?08:56??Classmate\bin\com\edu\services\UserInfoServices.class

?????文件????????777??2015-08-16?11:51??Classmate\bin\com\edu\ui\AddStuWindow$1.class

?????文件????????777??2015-08-16?11:51??Classmate\bin\com\edu\ui\AddStuWindow$2.class

?????文件????????777??2015-08-16?11:51??Classmate\bin\com\edu\ui\AddStuWindow$3.class

?????文件???????9926??2015-08-16?11:51??Classmate\bin\com\edu\ui\AddStuWindow.class

?????文件??????14747??2015-08-16?11:51??Classmate\bin\com\edu\ui\AddStuWindow.form

?????文件????????784??2015-08-16?15:22??Classmate\bin\com\edu\ui\AddUserWindow$1.class

?????文件????????784??2015-08-16?15:22??Classmate\bin\com\edu\ui\AddUserWindow$2.class

?????文件????????784??2015-08-16?15:22??Classmate\bin\com\edu\ui\AddUserWindow$3.class

?????文件????????559??2015-08-16?15:22??Classmate\bin\com\edu\ui\AddUserWindow$4.class

............此處省略101個(gè)文件信息