BinaryFileBuffer

java.lang.Object

com.google.code.externalsorting.BinaryFileBuffer

All Implemented Interfaces:: IOStringStack

public final class BinaryFileBuffer extends Object implements IOStringStack

This is essentially a thin wrapper on top of a BufferedReader... which keeps the last line in memory.

Field Summary

Fields

Modifier and Type

Field

Description

private String

cache

private BufferedReader

fbr
Constructor Summary

Constructors

Constructor

Description

BinaryFileBuffer(BufferedReader r)
Method Summary

Modifier and Type

Method

Description

void

close()

boolean

empty()

String

peek()

String

pop()

private void

reload()

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- fbr
  
  private BufferedReader fbr
- cache
  
  private String cache
Constructor Details
- BinaryFileBuffer
  
  public BinaryFileBuffer(BufferedReader r) throws IOException
  
  Throws:
  
  IOException
Method Details
- close
  
  public void close() throws IOException
  
  Specified by:
  
  close in interface IOStringStack
  
  Throws:
  
  IOException
- empty
  
  public boolean empty()
  
  Specified by:
  
  empty in interface IOStringStack
- peek
  
  public String peek()
  
  Specified by:
  
  peek in interface IOStringStack
- pop
  
  public String pop() throws IOException
  
  Specified by:
  
  pop in interface IOStringStack
  
  Throws:
  
  IOException
- reload
  
  private void reload() throws IOException
  
  Throws:
  
  IOException