CountEmitter

java.lang.Object

jflex.generator.PackEmitter

jflex.generator.CountEmitter

public class CountEmitter extends PackEmitter

An emitter for an array encoded as count/value pairs in a string.

Version:: JFlex 1.8.2

Field Summary

Fields

Modifier and Type

Field

Description

private int

numEntries

number of entries in expanded array

private int

translate

translate all values by this amount

Fields inherited from class jflex.generator.PackEmitter
chunks, name, out
Constructor Summary

Constructors

Modifier

Constructor

Description

protected

CountEmitter(String name)

Create a count/value emitter for a specific field.
Method Summary

Modifier and Type

Method

Description

void

emit(int count, int value)

Emit one count/value pair.

void

emitCountValueString(int[] a)

Emits a plain int array as a count/value string.

void

emitUnpack()

Emits count/value unpacking code for the generated array.

void

setValTranslation(int i)

Translate all values by given amount.

Methods inherited from class jflex.generator.PackEmitter
breaks, constName, emitInit, emitUC, nl, println, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details
- numEntries
  
  private int numEntries
  
  number of entries in expanded array
- translate
  
  private int translate
  
  translate all values by this amount
Constructor Details
- CountEmitter
  
  protected CountEmitter(String name)
  
  Create a count/value emitter for a specific field.
  
  Parameters:
  
  name - name of the generated array
Method Details
- emitUnpack
  
  public void emitUnpack()
  
  Emits count/value unpacking code for the generated array.
  Specified by:
  
  emitUnpack in class PackEmitter
  
  See Also:
  
  PackEmitter.emitUnpack()
- setValTranslation
  
  public void setValTranslation(int i)
  
  Translate all values by given amount.
  Use to move value interval from [0, 0xFFFF] to something different.
  
  Parameters:
  
  i - amount the value will be translated by. Example: i = 1 allows values in [-1, 0xFFFE].
- emit
  
  public void emit(int count, int value)
  
  Emit one count/value pair.
  Automatically translates value by the translate value.
  Parameters:
  
  count - a int.
  
  value - a int.
  
  See Also:
  
  setValTranslation(int)
- emitCountValueString
  
  public void emitCountValueString(int[] a)
  
  Emits a plain int array as a count/value string. Expects the preamble code (declaration, javadoc) to already be emitted. Values in the array must be no larger than 0xFFFF (encoded as char), array must have at least one element.