org.apache.derbyTesting.functionTests.harness
Class SimpleDiff.DiffBuffer

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractList<E>
          java.util.Vector
              org.apache.derbyTesting.functionTests.harness.SimpleDiff.DiffBuffer

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Iterable, java.util.Collection, java.util.List, java.util.RandomAccess

Enclosing class:

SimpleDiff

 class SimpleDiff.DiffBuffer
extends java.util.Vector

Field Summary

protected int	actualEndOfFile
protected boolean	atEnd
protected int	currentHighWater
protected int	currentLowWater
java.lang.String	EMPTY
protected java.lang.String	myName
private int	oldLow
protected java.io.BufferedReader	readBuffer

Fields inherited from class java.util.Vector

capacityIncrement, elementCount, elementData

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

SimpleDiff.DiffBuffer(java.io.BufferedReader rb)

SimpleDiff.DiffBuffer(java.io.BufferedReader rb, java.lang.String name)

SimpleDiff.DiffBuffer(java.io.BufferedReader rb, java.lang.String name, int size)

Method Summary

boolean	atEOF()
void	close()
boolean	isValidOffset(int lineNumber)
void	iterate(boolean verbose)
java.lang.String	lineAt(int offset)
void	setLowWater(int newLow) Useful to keep memory requirements low

Methods inherited from class java.util.Vector

add, add, addAll, addAll, addElement, capacity, clear, clone, contains, containsAll, copyInto, elementAt, elements, ensureCapacity, equals, firstElement, get, hashCode, indexOf, indexOf, insertElementAt, isEmpty, lastElement, lastIndexOf, lastIndexOf, remove, remove, removeAll, removeAllElements, removeElement, removeElementAt, removeRange, retainAll, set, setElementAt, setSize, size, subList, toArray, toArray, toString, trimToSize

Methods inherited from class java.util.AbstractList

iterator, listIterator, listIterator

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.List

iterator, listIterator, listIterator

Field Detail

EMPTY

public final java.lang.String EMPTY

readBuffer

protected java.io.BufferedReader readBuffer

currentLowWater

protected int currentLowWater

currentHighWater

protected int currentHighWater

oldLow

private int oldLow

myName

protected java.lang.String myName

atEnd

protected boolean atEnd

actualEndOfFile

protected int actualEndOfFile

Constructor Detail

SimpleDiff.DiffBuffer

public SimpleDiff.DiffBuffer(java.io.BufferedReader rb)

SimpleDiff.DiffBuffer

public SimpleDiff.DiffBuffer(java.io.BufferedReader rb,
                             java.lang.String name)

SimpleDiff.DiffBuffer

public SimpleDiff.DiffBuffer(java.io.BufferedReader rb,
                             java.lang.String name,
                             int size)

Method Detail

atEOF

public boolean atEOF()

isValidOffset

public boolean isValidOffset(int lineNumber)
                      throws java.io.IOException

Throws:

java.io.IOException

lineAt

public java.lang.String lineAt(int offset)
                        throws java.io.IOException

Throws:

java.io.IOException

setLowWater

public void setLowWater(int newLow)

Useful to keep memory requirements low

iterate

public void iterate(boolean verbose)

close

public void close()
           throws java.io.IOException

Throws:

java.io.IOException