Package org.apache.cayenne.access.types

Class ObjectType

java.lang.Object

org.apache.cayenne.access.types.ObjectType

All Implemented Interfaces:

ExtendedType<Object>

public class ObjectType
extends Object
implements ExtendedType<Object>

This is a default ExtendedType that relies on JDBC driver to determine the result type.

Since:

3.0

Field Summary

Fields inherited from interface org.apache.cayenne.access.types.ExtendedType

TRIM_VALUES_THRESHOLD

Constructor Summary

Constructors

Constructor	Description
ObjectType()

Method Summary

Modifier and Type	Method	Description
String	getClassName()	Returns a full name of Java class that this ExtendedType supports.
Object	materializeObject(CallableStatement rs, int index, int type)	Reads an object from a stored procedure OUT parameter, converting it to class returned by 'getClassName' method.
Object	materializeObject(ResultSet rs, int index, int type)	Reads an object from JDBC ResultSet column, converting it to class returned by 'getClassName' method.
void	setJdbcObject(PreparedStatement statement, Object value, int pos, int type, int scale)	Initializes a single parameter of a PreparedStatement with object value.
String	toString(Object value)	Converts value of the supported type to a human-readable String representation.

Methods inherited from class java.lang.Object

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

Constructor Details

ObjectType

public ObjectType()

Method Details

getClassName

public String getClassName()

Description copied from interface: ExtendedType

Returns a full name of Java class that this ExtendedType supports.

Specified by:

getClassName in interface ExtendedType<Object>

materializeObject

public Object materializeObject(CallableStatement rs,
 int index,
 int type)
                         throws Exception

Description copied from interface: ExtendedType

Reads an object from a stored procedure OUT parameter, converting it to class returned by 'getClassName' method.

Specified by:

materializeObject in interface ExtendedType<Object>

Throws:

Exception - if read error occurred, or an object can't be converted to a target Java class.

materializeObject

public Object materializeObject(ResultSet rs,
 int index,
 int type)
                         throws Exception

Description copied from interface: ExtendedType

Reads an object from JDBC ResultSet column, converting it to class returned by 'getClassName' method.

Specified by:

materializeObject in interface ExtendedType<Object>

Throws:

Exception - if read error occurred, or an object can't be converted to a target Java class.

setJdbcObject

public void setJdbcObject(PreparedStatement statement,
 Object value,
 int pos,
 int type,
 int scale)
                   throws Exception

Description copied from interface: ExtendedType

Initializes a single parameter of a PreparedStatement with object value.

Specified by:

setJdbcObject in interface ExtendedType<Object>

Throws:

Exception

toString

public String toString(Object value)

Description copied from interface: ExtendedType

Converts value of the supported type to a human-readable String representation.

Specified by:

toString in interface ExtendedType<Object>

Parameters:

value - a value to convert to String.