com.netflix.astyanax.model
Interface Column<C>

Type Parameters:

C - Column name type

All Known Implementing Classes:

AbstractColumnImpl, EmptyColumn

public interface Column<C>

Common interface for extracting column values after a query.

Method Summary

boolean	getBooleanValue() Get value as a boolean
byte[]	getByteArrayValue() Get the raw byte[] value
java.nio.ByteBuffer	getByteBufferValue() Get the raw ByteBuffer value
byte	getByteValue() Return value as an integer
java.lang.String	getCompressedStringValue() Return a string that was stored as a compressed blob
java.util.Date	getDateValue() Get the value as a date object
double	getDoubleValue() Return value as a double
float	getFloatValue() Return value as a float
int	getIntegerValue() Return value as an integer
long	getLongValue() Return value as a long.
C	getName() Column or super column name
java.nio.ByteBuffer	getRawName() Return the raw byet buffer for the column name
short	getShortValue() Return value as an integer
java.lang.String	getStringValue() Return value as a string
<C2> ColumnList<C2>	getSubColumns(Serializer<C2> ser) Deprecated. Super columns should be replaced with composite columns
long	getTimestamp() Returns the column timestamp.
int	getTtl() Get the TTL for this column.
java.util.UUID	getUUIDValue() Get the value as a UUID
<V> V	getValue(Serializer<V> valSer) Return the value
boolean	hasValue() Determine whether the column has a value.
boolean	isParentColumn() Deprecated. Super columns should be replaced with composite columns

Method Detail

getName

C getName()

Column or super column name

Returns:

getRawName

java.nio.ByteBuffer getRawName()

Return the raw byet buffer for the column name

Returns:

getTimestamp

long getTimestamp()

Returns the column timestamp. Not to be confused with column values that happen to be time values.

Returns:

getValue

<V> V getValue(Serializer<V> valSer)

Return the value

Type Parameters:

V - value type

Returns:

Throws:

NetflixCassandraException

getStringValue

java.lang.String getStringValue()

Return value as a string

Returns:

getCompressedStringValue

java.lang.String getCompressedStringValue()

Return a string that was stored as a compressed blob

Returns:

getByteValue

byte getByteValue()

Return value as an integer

Returns:

getShortValue

short getShortValue()

Return value as an integer

Returns:

getIntegerValue

int getIntegerValue()

Return value as an integer

Returns:

getFloatValue

float getFloatValue()

Return value as a float

Returns:

getDoubleValue

double getDoubleValue()

Return value as a double

Returns:

getLongValue

long getLongValue()

Return value as a long. Use this to get the value of a counter column

Returns:

getByteArrayValue

byte[] getByteArrayValue()

Get the raw byte[] value

Returns:

getBooleanValue

boolean getBooleanValue()

Get value as a boolean

Returns:

getByteBufferValue

java.nio.ByteBuffer getByteBufferValue()

Get the raw ByteBuffer value

Returns:

getDateValue

java.util.Date getDateValue()

Get the value as a date object

Returns:

getUUIDValue

java.util.UUID getUUIDValue()

Get the value as a UUID

Returns:

getSubColumns

@Deprecated
<C2> ColumnList<C2> getSubColumns(Serializer<C2> ser)

Deprecated. Super columns should be replaced with composite columns

Get columns in the case of a super column. Will throw an exception if this is a regular column Valid only if isCompositeColumn returns true

Type Parameters:

C2 - Type of column names for sub columns

Returns:

isParentColumn

@Deprecated
boolean isParentColumn()

Deprecated. Super columns should be replaced with composite columns

Returns true if the column contains a list of child columns, otherwise the column contains a value.

Returns:

getTtl

int getTtl()

Get the TTL for this column.

Returns:

TTL in seconds or 0 if no ttl was set

hasValue

boolean hasValue()

Determine whether the column has a value.

Returns:

True if column has a value or false if value is null or an empty byte array.