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Class JObserve.FieldLink 

java.lang.Object
   |
   +----JObserve.FieldLink
public class FieldLink
extends Object
Link class for scan fields Provides a base class for singly linked lists of fields. A null Next value indicates the end of the list.

See Also:
FieldList

Variable Index

o ComputedValue
o ExplicitValue
o Failed
Symbolic values for present member Failed, NotPresent, ComputedValue, ExplicitValue
o myName
Name of the class
o Next
Link to next field, null terminates.
o NotPresent

Constructor Index

o FieldLink()
Constructor

Method Index

o Delete(Scan)
Delete current value and replace with default
o Display(Scan)
Display current value
o Edit(Scan)
Edit current value
o GiveValue()
Write value to string(s) Virtual version.
o Name()
Class name
o ParseValue(String, int, boolean)
Read value from string Virtual version.
o Postprocess(Scan)
Postprocess Usually nothing need be done.
o Preprocess(Scan)
Preprocess Fill in defaults if not present.
o SetDefault(Scan, Scan)
Set defaults Fill in defaults if not explicit in Current but is in Default.

Variables

o Failed 
 public static final int Failed
Symbolic values for present member Failed, NotPresent, ComputedValue, ExplicitValue

o NotPresent 
 public static final int NotPresent
o ComputedValue 
 public static final int ComputedValue
o ExplicitValue 
 public static final int ExplicitValue
o Next 
 public FieldLink Next
Link to next field, null terminates.

o myName 
 public String myName
Name of the class

Constructors

o FieldLink 
 public FieldLink()
Constructor

Methods

o Name 
 public String Name()
Class name

Returns:
String Name of the class
o SetDefault 
 public void SetDefault(Scan Current,
                        Scan Default)
Set defaults Fill in defaults if not explicit in Current but is in Default.

Parameters:
Scan - of which this field is a member.
Scan - to get defaults from
o Preprocess 
 public void Preprocess(Scan Current)
Preprocess Fill in defaults if not present.

Parameters:
Scan - of which this field is a member.
o Postprocess 
 public void Postprocess(Scan Current)
Postprocess Usually nothing need be done.

Parameters:
Scan - of which this field is a member.
o Delete 
 public void Delete(Scan Current)
Delete current value and replace with default

Parameters:
Scan - of which this field is a member.
o Display 
 public void Display(Scan Current)
Display current value

Parameters:
Scan - of which this field is a member. this one needs alot more thought about the signature
o Edit 
 public void Edit(Scan Current)
Edit current value

Parameters:
Scan - of which this field is a member. this one needs alot more thought about the signature
o ParseValue 
 public void ParseValue(String Value,
                        int Index,
                        boolean Constant)
Read value from string Virtual version. Set value to input string.

Parameters:
String - Value string
index - Index (not used)
boolean - true if a constant value
o GiveValue 
 public String[] GiveValue()
Write value to string(s) Virtual version. Only returns a value if an Explicit value is present. Format: Name(index)* Value<\br> Where (index) is present if the value is an array (not the case for Field), and the "*" indicates a constant (not editable) value

Returns:
String one entry per Value array element; null if no explicit value. 
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