Package net.ontopia.persistence.query.jdo

Class JDOField

java.lang.Object

net.ontopia.persistence.query.jdo.JDOField

All Implemented Interfaces:

JDOValueIF

public class JDOField
extends Object
implements JDOValueIF

INTERNAL: JDOQL value: instance field. Represents the traversal from a value instance to the value of one of its fields. Syntax: 'A.field'.

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	evaluatable
protected String[]	path
protected JDOValueIF	root

Fields inherited from interface net.ontopia.persistence.query.jdo.JDOValueIF

COLLECTION, FIELD, FUNCTION, NATIVE_VALUE, NULL, OBJECT, PARAMETER, PRIMITIVE, STRING, VARIABLE

Constructor Summary

Constructors

Constructor	Description
JDOField(JDOValueIF root, String name)
JDOField(JDOValueIF root, String[] path)
JDOField(JDOValueIF root, String[] path, boolean evaluatable)
JDOField(JDOValueIF root, String name, boolean evaluatable)
JDOField(JDOValueIF root, String name1, String name2)
JDOField(JDOValueIF root, String name1, String name2, boolean evaluatable)
JDOField(JDOValueIF root, String name1, String name2, String name3)
JDOField(JDOValueIF root, String name1, String name2, String name3, boolean evaluatable)
JDOField(JDOValueIF root, String name1, String name2, String name3, String name4)
JDOField(JDOValueIF root, String name1, String name2, String name3, String name4, boolean evaluatable)
JDOField(JDOValueIF root, String name1, String name2, String name3, String name4, String name5)
JDOField(JDOValueIF root, String name1, String name2, String name3, String name4, String name5, boolean evaluatable)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
boolean	getEvaluatable()
String[]	getPath()
JDOValueIF	getRoot()
int	getType()	INTERNAL: Returns the type of JDO value indicated by one of the constants in the JDOValueIF interface.
int	hashCode()
String	toString()
void	visit(JDOVisitorIF visitor)	INTERNAL: Allows the value to be visited.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

root

protected JDOValueIF root

path

protected String[] path

evaluatable

protected boolean evaluatable

Constructor Details

JDOField

public JDOField(JDOValueIF root,
 String name)

JDOField

public JDOField(JDOValueIF root,
 String name,
 boolean evaluatable)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 boolean evaluatable)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 String name3)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 String name3,
 boolean evaluatable)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 String name3,
 String name4)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 String name3,
 String name4,
 boolean evaluatable)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 String name3,
 String name4,
 String name5)

JDOField

public JDOField(JDOValueIF root,
 String name1,
 String name2,
 String name3,
 String name4,
 String name5,
 boolean evaluatable)

JDOField

public JDOField(JDOValueIF root,
 String[] path)

JDOField

public JDOField(JDOValueIF root,
 String[] path,
 boolean evaluatable)

Method Details

getType

public int getType()

Description copied from interface: JDOValueIF

INTERNAL: Returns the type of JDO value indicated by one of the constants in the JDOValueIF interface.

Specified by:

getType in interface JDOValueIF

getRoot

public JDOValueIF getRoot()

getPath

public String[] getPath()

getEvaluatable

public boolean getEvaluatable()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

visit

public void visit(JDOVisitorIF visitor)

Description copied from interface: JDOValueIF

INTERNAL: Allows the value to be visited. This method is used for retrieval of nested data in expressions.

Specified by:

visit in interface JDOValueIF