algoanim.variables
Class VariableContext

java.lang.Object
  algoanim.variables.VariableContext

public class VariableContext
extends java.lang.Object

Field Summary

protected VariableContext	father father and son are references to other contexts
protected VariableContext	son

Constructor Summary

VariableContext()
constructor

VariableContext(VariableContext myFather)
constructor which references an existing context as a father

Method Summary

VariableContext	contextClose() closes given contact and returns to father context
VariableContext	contextOpen() opens a new context (e.g.
void	defineKey(java.lang.String type, java.lang.String key) defines a variable for this context
void	defineKey(java.lang.String type, java.lang.String key, java.lang.String value)
void	deleteKey(java.lang.String key) deletes a key
VariableContext	dropSon()
java.lang.Boolean	getBool(java.lang.String key)
VariableContext	getContext()
java.lang.Float	getFloat(java.lang.String key)
java.lang.Integer	getInt(java.lang.String key)
java.lang.String	getString(java.lang.String key)
Variable	getVariable(java.lang.String key) returns the variable for a given key.
java.util.HashMap<java.lang.String,java.lang.String>	listAll() gets a list of all current variables specific to this context
java.util.HashMap<java.lang.String,java.lang.String>	listContext() gets a list of all current variables specific to this context
java.util.HashMap<java.lang.String,java.lang.String>	listGlobal()
static void	main(java.lang.String[] args)
void	setGlobal(java.lang.String key)
void	setRole(java.lang.String key, java.lang.String value) sets the value for a given variable.
void	setValue(java.lang.String key, java.lang.String value) sets the value for a given variable.

Methods inherited from class java.lang.Object

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

Field Detail

father

protected VariableContext father

father and son are references to other contexts

son

protected VariableContext son

Constructor Detail

VariableContext

public VariableContext()

constructor

VariableContext

public VariableContext(VariableContext myFather)

constructor which references an existing context as a father

Parameters:

myFather -

Method Detail

dropSon

public VariableContext dropSon()

defineKey

public void defineKey(java.lang.String type,
                      java.lang.String key)

defines a variable for this context

Parameters:

key - name for the variable to define

defineKey

public void defineKey(java.lang.String type,
                      java.lang.String key,
                      java.lang.String value)

deleteKey

public void deleteKey(java.lang.String key)

deletes a key

getVariable

public Variable getVariable(java.lang.String key)

returns the variable for a given key. if the variable is not found in the actual context, search is continued in fathers context

Parameters:

key - name of the variable

Returns:

variable

getInt

public java.lang.Integer getInt(java.lang.String key)

getFloat

public java.lang.Float getFloat(java.lang.String key)

getBool

public java.lang.Boolean getBool(java.lang.String key)

getString

public java.lang.String getString(java.lang.String key)

listContext

public java.util.HashMap<java.lang.String,java.lang.String> listContext()

gets a list of all current variables specific to this context

Returns:

list of all variables

listGlobal

public java.util.HashMap<java.lang.String,java.lang.String> listGlobal()

listAll

public java.util.HashMap<java.lang.String,java.lang.String> listAll()

gets a list of all current variables specific to this context

Returns:

list of all variables

setValue

public void setValue(java.lang.String key,
                     java.lang.String value)

sets the value for a given variable. if the variable is not found in the actual context, search is continued in fathers context

Parameters:

key - name of the variable

value - the value to be set for the key

setRole

public void setRole(java.lang.String key,
                    java.lang.String value)

sets the value for a given variable. if the variable is not found in the actual context, search is continued in fathers context

Parameters:

key - name of the variable

value - the value to be set for the key

setGlobal

public void setGlobal(java.lang.String key)

contextOpen

public VariableContext contextOpen()

opens a new context (e.g. a function, loop, etc.) and references to it as son

Returns:

the new context

contextClose

public VariableContext contextClose()

closes given contact and returns to father context

Returns:

father conext

getContext

public VariableContext getContext()

Returns:

the actual top-context

main

public static void main(java.lang.String[] args)