Package de.uni_trier.wi2.procake.data.model.base.impl

Class AttributePathImpl

java.lang.Object

de.uni_trier.wi2.procake.data.model.base.impl.AttributePathImpl

All Implemented Interfaces:

AttributePath

public class AttributePathImpl
extends Object
implements AttributePath

Implementation of AttributePath.

Author:

Rainer Maximini

Field Summary

Fields inherited from interface de.uni_trier.wi2.procake.data.model.base.AttributePath

DELIMITER

Constructor Summary

Constructors

Constructor	Description
AttributePathImpl()	Constructor for AttributePathImpl.

Method Summary

Modifier and Type	Method	Description
String	attributeAt(int index)	attributeAt.
AttributePath	deepCopy()	deepCopy.
void	fromString(String attributePath)	Converts the given attribute path as string into this attribute path.
int	hashCode()	hashCode that combines all attributes
boolean	hasSameValueAsIn(Object other)	Compares the complete attribute path to another one and checks, if they have the same attributes
boolean	isEmpty()	isEmpty.
String	peek()	Looks at the attribute name at the end of this path without removing it from the path.
String	peekFirst()	Looks at the first attribute name of this path without removing it from the path.
String	pop()	Removes the attribute at the end of this path and returns that attribute name as the value of this function.
String	popFirst()	Removes the first attribute of this path and returns that attribute name as the value of this function.
void	push(String attributeName)	Pushes an attribute name onto the top of this path.
int	size()	size.
String	toString()	Converts the attribute path into a string.

Methods inherited from class java.lang.Object

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

Constructor Detail

AttributePathImpl

public AttributePathImpl()

Constructor for AttributePathImpl.

Method Detail

attributeAt

public String attributeAt(int index)

attributeAt.

Specified by:

attributeAt in interface AttributePath

Parameters:

index - a int

Returns:

Attribute name at the specified index or null if the index not exists.

deepCopy

public AttributePath deepCopy()

deepCopy.

Specified by:

deepCopy in interface AttributePath

Returns:

a new AttributePath with the same attribute names.

hasSameValueAsIn

public boolean hasSameValueAsIn(Object other)

Compares the complete attribute path to another one and checks, if they have the same attributes

Specified by:

hasSameValueAsIn in interface AttributePath

Parameters:

other - an other attribute path

Returns:

true, if both attribute paths have the same attributes

fromString

public void fromString(String attributePath)

Converts the given attribute path as string into this attribute path. Existing attributes are removed first.

Specified by:

fromString in interface AttributePath

Parameters:

attributePath - The attribute path as string thats overwrite this attribute path object.

hashCode

public int hashCode()

hashCode that combines all attributes

Overrides:

hashCode in class Object

isEmpty

public boolean isEmpty()

isEmpty.

Specified by:

isEmpty in interface AttributePath

Returns:

true if the attribute path is empty

peek

public String peek()

Looks at the attribute name at the end of this path without removing it from the path.

Specified by:

peek in interface AttributePath

Returns:

the attribute name at the end of this path

peekFirst

public String peekFirst()

Looks at the first attribute name of this path without removing it from the path.

Specified by:

peekFirst in interface AttributePath

Returns:

the attribute name at the end of this path

pop

public String pop()

Removes the attribute at the end of this path and returns that attribute name as the value of this function.

Specified by:

pop in interface AttributePath

Returns:

The attribute name at the end of this path.

popFirst

public String popFirst()

Removes the first attribute of this path and returns that attribute name as the value of this function.

Specified by:

popFirst in interface AttributePath

Returns:

The attribute name at the end of this path.

push

public void push(String attributeName)

Pushes an attribute name onto the top of this path.

Specified by:

push in interface AttributePath

Parameters:

attributeName - the attribute name to be pushed at the end of the path.

size

public int size()

size.

Specified by:

size in interface AttributePath

Returns:

the number of attributes in this attribute path

toString

public String toString()

Converts the attribute path into a string. The inverse method is AttributePath.fromString().

Specified by:

toString in interface AttributePath

Overrides:

toString in class Object