com.rmz.db

Class DB

java.lang.Object

com.rmz.db.DB

public class DB
extends Object

DataBase class

Author:

mekhdiev-rr

Constructor Summary

Constructors

Constructor and Description
DB(String dbName) Create new DB instance
DB(String dbName, String dbServer, String dbUser, String dbPassword)
DB(String dbName, String dbServer, String dbUser, String dbPassword, boolean isDebug) Create new DB instance

Method Summary

Modifier and Type	Method and Description
DB	close() Close Connection
DB	disableDbmsOutput() Disable DBMS_OUTPUT
DB	enableDbmsOutput() Enabled DBMS_OUTPUT
DB	enableDbmsOutput(int size) Enabled DBMS_OUTPUT
String	getColumnName(int i) Get Column name using column ID
Date	getDate(int i, String column) Get Date from rowID and column
String	getDbmsOutput() Get DBMS_OUTPUT value
double	getDouble(int i, String column) Get Double from rowID and column
float	getFloat(int i, String column) Get Float from rowID and column
int	getInt(int i, String column) Get Int from rowID and column
long	getLong(int i, String column) Get Long from rowID and column
ResultSetMetaData	getMetaData() Get MetaData results
Object	getObject(int i, String column) Get Object from rowID and column
Object[]	getRow(int row) Get Row data
HashMap<String,Object>	getRowHashMap(int row) Get Row Data in HashMap
LinkedHashMap<String,Object>	getRowLinkedHashMap(int row) Get Row Data in LinkedHashMap
int	getRows() Get Row count
String	getString(int i, String column) Get String from rowID and column
Timestamp	getTimestamp(int i, String column) Get Timestamp from rowID and column
DB	logData() Get log data in rows
DB	logData(int rows) Get log data in rows
DB	query(String sql) Execute the query
DB	query(String sql, HashMap<String,String> params) Execute the query with parameters
DB	queryFile(String filename, HashMap<String,String> params) Read SQL file and execute the query
void	removeRow(int row) Remove row from select results (not DB!)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DB

public DB(String dbName)

Create new DB instance

Parameters:

dbName - - DB key

DB

public DB(String dbName,
          String dbServer,
          String dbUser,
          String dbPassword,
          boolean isDebug)

Create new DB instance

Parameters:

dbName - - DB Name

dbServer - - DB server

dbUser - - DB user

dbPassword - - DB password

isDebug - - Debug Mode

DB

public DB(String dbName,
          String dbServer,
          String dbUser,
          String dbPassword)

Method Detail

query

public DB query(String sql)
         throws SQLException

Execute the query

Parameters:

sql - - SQL-запрос

Returns:

this

Throws:

SQLException - - exception

query

public DB query(String sql,
                HashMap<String,String> params)
         throws SQLException

Execute the query with parameters

Parameters:

sql - - sql script

params - - parameters

Returns:

this

Throws:

SQLException - - exception

queryFile

public DB queryFile(String filename,
                    HashMap<String,String> params)
             throws IOException,
                    SQLException

Read SQL file and execute the query

Parameters:

filename - - file name

params - - parameters

Returns:

this

Throws:

IOException - - exception

SQLException - - exception

enableDbmsOutput

public DB enableDbmsOutput(int size)
                    throws SQLException

Enabled DBMS_OUTPUT

Parameters:

size - - DBMS_OUTPUT buffer size

Throws:

SQLException - - exception

enableDbmsOutput

public DB enableDbmsOutput()
                    throws SQLException

Enabled DBMS_OUTPUT

Throws:

SQLException - - exception

disableDbmsOutput

public DB disableDbmsOutput()
                     throws SQLException

Disable DBMS_OUTPUT

Throws:

SQLException - - exception

getDbmsOutput

public String getDbmsOutput()
                     throws SQLException

Get DBMS_OUTPUT value

Returns:

String - DBMS_OUTPUT value string

Throws:

SQLException - - exception

removeRow

public void removeRow(int row)

Remove row from select results (not DB!)

Parameters:

row - - row ID

logData

public DB logData(int rows)

Get log data in rows

Parameters:

rows - - rows count

Returns:

logData

public DB logData()

Get log data in rows

Returns:

close

public DB close()
         throws SQLException

Close Connection

Returns:

this

Throws:

SQLException - - exception

getRow

public Object[] getRow(int row)

Get Row data

Parameters:

row - - row ID

Returns:

Object[]

getRowHashMap

public HashMap<String,Object> getRowHashMap(int row)

Get Row Data in HashMap

Parameters:

row - - row ID

Returns:

HashMap

getRowLinkedHashMap

public LinkedHashMap<String,Object> getRowLinkedHashMap(int row)

Get Row Data in LinkedHashMap

Parameters:

row - - row ID

Returns:

getRows

public int getRows()

Get Row count

Returns:

int - row count

getMetaData

public ResultSetMetaData getMetaData()

Get MetaData results

Returns:

ResultSetMetaData - MetaData

getObject

public Object getObject(int i,
                        String column)

Get Object from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

Object

getColumnName

public String getColumnName(int i)

Get Column name using column ID

Parameters:

i - - column ID

Returns:

header

getInt

public int getInt(int i,
                  String column)

Get Int from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

int

getFloat

public float getFloat(int i,
                      String column)

Get Float from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

float

getLong

public long getLong(int i,
                    String column)

Get Long from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

long

getTimestamp

public Timestamp getTimestamp(int i,
                              String column)

Get Timestamp from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

Timestamp

getDouble

public double getDouble(int i,
                        String column)

Get Double from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

Double

getString

public String getString(int i,
                        String column)

Get String from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

String

getDate

public Date getDate(int i,
                    String column)

Get Date from rowID and column

Parameters:

i - - row ID

column - - column name

Returns:

Date