org.apache.cassandra.db.marshal
Class CounterColumnType

java.lang.Object
  extended by org.apache.cassandra.db.marshal.AbstractType<java.lang.Long>
      extended by org.apache.cassandra.db.marshal.AbstractCommutativeType
          extended by org.apache.cassandra.db.marshal.CounterColumnType
All Implemented Interfaces:
java.util.Comparator<java.nio.ByteBuffer>

public class CounterColumnType
extends AbstractCommutativeType


Field Summary
static CounterColumnType instance
           
 
Fields inherited from class org.apache.cassandra.db.marshal.AbstractType
columnComparator, columnReverseComparator, indexComparator, indexReverseComparator, reverseComparator
 
Method Summary
 int compare(java.nio.ByteBuffer o1, java.nio.ByteBuffer o2)
           
 Column createColumn(java.nio.ByteBuffer name, java.nio.ByteBuffer value, long timestamp)
          create commutative column
 java.nio.ByteBuffer fromString(java.lang.String source)
          get a byte representation of the given string.
 java.lang.String getString(java.nio.ByteBuffer bytes)
          get a string representation of the bytes suitable for log messages
 void validate(java.nio.ByteBuffer bytes)
           
 
Methods inherited from class org.apache.cassandra.db.marshal.AbstractCommutativeType
compose, decompose, isCommutative
 
Methods inherited from class org.apache.cassandra.db.marshal.AbstractType
getColumnsString, getReverseComparator, getString, parseDefaultParameters, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface java.util.Comparator
equals
 

Field Detail

instance

public static final CounterColumnType instance
Method Detail

compare

public int compare(java.nio.ByteBuffer o1,
                   java.nio.ByteBuffer o2)

getString

public java.lang.String getString(java.nio.ByteBuffer bytes)
Description copied from class: AbstractType
get a string representation of the bytes suitable for log messages

Specified by:
getString in class AbstractType<java.lang.Long>

createColumn

public Column createColumn(java.nio.ByteBuffer name,
                           java.nio.ByteBuffer value,
                           long timestamp)
create commutative column

Specified by:
createColumn in class AbstractCommutativeType

fromString

public java.nio.ByteBuffer fromString(java.lang.String source)
Description copied from class: AbstractType
get a byte representation of the given string. defaults to unsupportedoperation so people deploying custom Types can update at their leisure.

Overrides:
fromString in class AbstractType<java.lang.Long>

validate

public void validate(java.nio.ByteBuffer bytes)
              throws MarshalException
Specified by:
validate in class AbstractType<java.lang.Long>
Throws:
MarshalException


Copyright © 2012 The Apache Software Foundation