com.oceanbase.jdbc

Class CallableParameterMetaData

java.lang.Object

com.oceanbase.jdbc.CallableParameterMetaData

All Implemented Interfaces:

ParameterMetaData, Wrapper

Direct Known Subclasses:

OceanBaseCallableParameterMetaData

public class CallableParameterMetaData
extends Object
implements ParameterMetaData

Field Summary

Fields

Modifier and Type	Field and Description
protected OceanBaseConnection	con
protected String	database
protected boolean	isFunction
protected String	name
protected String	obOraclePackageName
protected String	obOracleSchema
protected static Pattern	PARAMETER_PATTERN
protected List<com.oceanbase.jdbc.CallParameter>	params
protected String	query
protected static Pattern	RETURN_PATTERN
protected boolean	valid

Fields inherited from interface java.sql.ParameterMetaData

parameterModeIn, parameterModeInOut, parameterModeOut, parameterModeUnknown, parameterNoNulls, parameterNullable, parameterNullableUnknown

Constructor Summary

Constructors

Constructor and Description
CallableParameterMetaData(OceanBaseConnection con, String database, String name, boolean isFunction) Retrieve Callable metaData.

Method Summary

Modifier and Type	Method and Description
void	generateMetadataFromPrepareResultSet(ServerPrepareResult serverPrepareResult)
String	getDatabase()
String	getName(int param)
com.oceanbase.jdbc.CallParameter	getParam(int index)
com.oceanbase.jdbc.CallParameter	getParamByName(String name)
String	getParameterClassName(int param)
int	getParameterCount()
int	getParameterMode(int param) Get mode info.
int	getParameterType(int param)
String	getParameterTypeName(int param)
int	getPrecision(int param)
String	getProName()
int	getScale(int param)
int	isNullable(int param)
boolean	isSigned(int param)
boolean	isWrapperFor(Class<?> iface)
protected int	mapMariaDbTypeToJdbc(String str)
void	readMetadataFromDbIfRequired() Search metaData if not already loaded.
void	readMetadataFromDbIfRequired(String query, String arguments, Boolean isObFunction)
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Field Detail

PARAMETER_PATTERN

protected static final Pattern PARAMETER_PATTERN

RETURN_PATTERN

protected static final Pattern RETURN_PATTERN

con

protected final OceanBaseConnection con

name

protected final String name

params

protected List<com.oceanbase.jdbc.CallParameter> params

obOraclePackageName

protected String obOraclePackageName

obOracleSchema

protected String obOracleSchema

database

protected String database

valid

protected boolean valid

isFunction

protected boolean isFunction

query

protected String query

Constructor Detail

CallableParameterMetaData

public CallableParameterMetaData(OceanBaseConnection con,
                                 String database,
                                 String name,
                                 boolean isFunction)

Retrieve Callable metaData.

Parameters:

con - connection

database - database name

name - procedure/function name

isFunction - is it a function

Method Detail

getProName

public String getProName()

getDatabase

public String getDatabase()

readMetadataFromDbIfRequired

public void readMetadataFromDbIfRequired()
                                  throws SQLException

Search metaData if not already loaded.

Throws:

SQLException - if error append during loading metaData

generateMetadataFromPrepareResultSet

public void generateMetadataFromPrepareResultSet(ServerPrepareResult serverPrepareResult)
                                          throws SQLException

Throws:

SQLException

readMetadataFromDbIfRequired

public void readMetadataFromDbIfRequired(String query,
                                         String arguments,
                                         Boolean isObFunction)
                                  throws SQLException

Throws:

SQLException

mapMariaDbTypeToJdbc

protected int mapMariaDbTypeToJdbc(String str)

getParameterCount

public int getParameterCount()

Specified by:

getParameterCount in interface ParameterMetaData

getParamByName

public com.oceanbase.jdbc.CallParameter getParamByName(String name)

getParam

public com.oceanbase.jdbc.CallParameter getParam(int index)
                                          throws SQLException

Throws:

SQLException

isNullable

public int isNullable(int param)
               throws SQLException

Specified by:

isNullable in interface ParameterMetaData

Throws:

SQLException

isSigned

public boolean isSigned(int param)
                 throws SQLException

Specified by:

isSigned in interface ParameterMetaData

Throws:

SQLException

getPrecision

public int getPrecision(int param)
                 throws SQLException

Specified by:

getPrecision in interface ParameterMetaData

Throws:

SQLException

getScale

public int getScale(int param)
             throws SQLException

Specified by:

getScale in interface ParameterMetaData

Throws:

SQLException

getParameterType

public int getParameterType(int param)
                     throws SQLException

Specified by:

getParameterType in interface ParameterMetaData

Throws:

SQLException

getParameterTypeName

public String getParameterTypeName(int param)
                            throws SQLException

Specified by:

getParameterTypeName in interface ParameterMetaData

Throws:

SQLException

getParameterClassName

public String getParameterClassName(int param)
                             throws SQLException

Specified by:

getParameterClassName in interface ParameterMetaData

Throws:

SQLException

getParameterMode

public int getParameterMode(int param)
                     throws SQLException

Get mode info.

• 0 : unknown
• 1 : IN
• 2 : INOUT
• 4 : OUT

Specified by:

getParameterMode in interface ParameterMetaData

Parameters:

param - parameter index

Returns:

mode information

Throws:

SQLException - if index is wrong

getName

public String getName(int param)
               throws SQLException

Throws:

SQLException

unwrap

public <T> T unwrap(Class<T> iface)

Specified by:

unwrap in interface Wrapper

isWrapperFor

public boolean isWrapperFor(Class<?> iface)

Specified by:

isWrapperFor in interface Wrapper