CompactDataOutput

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.DataOutputStream

org.jacoco.core.internal.data.CompactDataOutput

All Implemented Interfaces:: Closeable, DataOutput, Flushable, AutoCloseable

public class CompactDataOutput extends DataOutputStream

Additional data output methods for compact storage of data structures.

See Also:

Field Summary

Fields inherited from class java.io.DataOutputStream
written

Fields inherited from class java.io.FilterOutputStream
out
Constructor Summary

Constructors

Constructor

Description

CompactDataOutput(OutputStream out)

Creates a new CompactDataOutput instance that writes data to the specified underlying output stream
Method Summary

Modifier and Type

Method

Description

void

writeBooleanArray(boolean[] value)

Writes a boolean array.

void

writeVarInt(int value)

Writes a variable length representation of an integer value that reduces the number of written bytes for small positive values.

Methods inherited from class java.io.DataOutputStream
flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

Methods inherited from class java.io.FilterOutputStream
close, write

Methods inherited from class java.io.OutputStream
nullOutputStream

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

Methods inherited from interface java.io.DataOutput
write

Constructor Details
- CompactDataOutput
  
  public CompactDataOutput(OutputStream out)
  
  Creates a new CompactDataOutput instance that writes data to the specified underlying output stream
  
  Parameters:
  
  out - underlying output stream
Method Details
- writeVarInt
  
  public void writeVarInt(int value) throws IOException
  
  Writes a variable length representation of an integer value that reduces the number of written bytes for small positive values. Depending on the given value 1 to 5 bytes will be written to the underlying stream.
  
  Parameters:
  
  value - value to write
  
  Throws:
  
  IOException - if thrown by the underlying stream
- writeBooleanArray
  
  public void writeBooleanArray(boolean[] value) throws IOException
  
  Writes a boolean array. Internally a sequence of boolean values is packed into single bits.
  
  Parameters:
  
  value - boolean array
  
  Throws:
  
  IOException - if thrown by the underlying stream