package javaapplication2;
import java.text.*;
import java.sql.*;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.io.BufferedWriter;
/**
* @author animark
*/
public class CallableStatementEx1 {
public CallableStatementEx1(){;}
public static void main(String s[]) throws Exception {
try
{
Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
Connection con=null;
String url= "jdbc:oracle:thin:@//localhost
orcl" ;con = DriverManager.getConnection(url,"scott","password");
String query="update emp set HIREDATE=?,ENAME=? where empno=?";
//Step1: Get PreparedStatement
PreparedStatement ps=con.prepareStatement(query);
//Prepare java.sql.Date object
/*
This logic shows how to convert simple String that is in
dd-MM-yyyy format into Date object
*/
SimpleDateFormat sdf=new SimpleDateFormat("dd-MM-yyyy");
java.util.Date d=sdf.parse("26-12-2001");
java.sql.Date newdate=new java.sql.Date(d.getTime());
//Step2: set parameters
ps.setDate(1,newdate);
ps.setString(2,"animark");
ps.setInt(3,7839);
//Step3: execute the query
int i=ps.executeUpdate();
System.out.println("record updated count: "+i);
con.close();
}
catch(Exception e)
{
e.printStackTrace();
}
}//main
}//class
< /code>
Код правильно собирается. Но когда я пытаюсь запустить его, я получаю следующее исключение .. < /p>
java.sql.SQLException: Io exception: The Network Adapter could not establish the connection
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:255)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:387)
at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:414)
at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:165)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
at javaapplication2.CallableStatementEx1.main(CallableStatementEx1.java:19)
< /code>
Я проверил службы Oracle, и все они работают. /> ============================================================================================================# tnsnames.ora Network Configuration File: C:\oraclexe\app\oracle\product\10.2.0\server\BIN\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
ORCL =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
)
(CONNECT_DATA =
(SID = PLSExtProc)
(PRESENTATION = RO)
)
)
< /code>
====================================================================================================== /> sqlnet.ora
# sqlnet.ora Network Configuration File: C:\oraclexe\app\oracle\product\10.2.0\server\BIN\network\admin\sqlnet.ora
# Generated by Oracle configuration tools.
# This file is actually generated by netca. But if customers choose to
# install "Software Only", this file wont exist and without the native
# authentication, they will not be able to connect to the database on NT.
SQLNET.AUTHENTICATION_SERVICES= (NTS)
NAMES.DIRECTORY_PATH= (TNSNAMES, EZCONNECT)
< /code>
================================================================================================================# listener.ora Network Configuration File: C:\oraclexe\app\oracle\product\10.2.0\server\BIN\network\admin\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = C:\oraclexe\app\oracle\product\10.2.0\server\BIN)
(PROGRAM = extproc)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
(ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
)
)
< /code>
==================================================================================================================== "ORCL" Использование учетных данных "Scott /Password", но когда я пытаюсь подключиться с использованием оператора < /p>
sql> connect sys /password@orcl как sysdba < /p>
Я получаю следующую ошибку .. ORA-12514: TNS: слушатель не знает, что в настоящее время не знает услуги, запрашиваемой в подключении < /p> p> p> p> p> p> p> p> p> p> p> p> p> p> p> p> p> p> pr /pr />. />descriptor.
I've also run LSNRCTL for orcl and found
LSNRCTL for 32-bit Windows: Version 10.2.0.1.0 - Production on 22-JUL-2012 13:42:30
Copyright (c) 1991, 2005, Oracle. Все права защищены. < /P>
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=localhost)(PORT=1521))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl)))
Services Summary...
Service "PLSExtProc" has 1 instance(s).
Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
Handler(s):
"DEDICATED" established:0 refused:0
LOCAL SERVER
The command completed successfully
< /code>
Пожалуйста, совет. < /p>
Подробнее здесь: https://stackoverflow.com/questions/128 ... ion-in-sim
