Package cc.mallet.pipe.iterator

Class DBInstanceIterator

java.lang.Object

cc.mallet.pipe.iterator.DBInstanceIterator

All Implemented Interfaces:

java.util.Iterator<Instance>

public class DBInstanceIterator
extends java.lang.Object
implements java.util.Iterator<Instance>

Field Summary

Fields

Modifier and Type	Field	Description
static int	EMPTY
static int	FEATURE_SEQUENCE
static int	FEATURE_VECTOR
static int	FEATURE_VECTOR_SEQUENCE
static int	LABEL
static int	STRING

Constructor Summary

Constructors

Constructor	Description
DBInstanceIterator(java.lang.String dbName)

Method Summary

Modifier and Type	Method	Description
static int[]	byteArrayToIntArray(byte[] src)	Convert an array of bytes to an array of integers by copying the bits directly.
void	cleanup()
static InstanceList	getInstances(java.lang.String dbName)
Pipe	getPipe()
boolean	hasNext()
Instance	next()
void	remove()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

EMPTY

public static final int EMPTY

See Also:

Constant Field Values

STRING

public static final int STRING

See Also:

Constant Field Values

FEATURE_VECTOR

public static final int FEATURE_VECTOR

See Also:

Constant Field Values

FEATURE_SEQUENCE

public static final int FEATURE_SEQUENCE

See Also:

Constant Field Values

FEATURE_VECTOR_SEQUENCE

public static final int FEATURE_VECTOR_SEQUENCE

See Also:

Constant Field Values

LABEL

public static final int LABEL

See Also:

Constant Field Values

Constructor Detail

DBInstanceIterator

public DBInstanceIterator(java.lang.String dbName)
                   throws java.lang.Exception

Throws:

java.lang.Exception

Method Detail

byteArrayToIntArray

public static int[] byteArrayToIntArray(byte[] src)

Convert an array of bytes to an array of integers by copying the bits directly. Based on code at java2s.com.

getPipe

public Pipe getPipe()

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<Instance>

next

public Instance next()

Specified by:

next in interface java.util.Iterator<Instance>

getInstances

public static InstanceList getInstances(java.lang.String dbName)
                                 throws java.lang.Exception

Throws:

java.lang.Exception

cleanup

public void cleanup()
             throws java.lang.Exception

Throws:

java.lang.Exception

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<Instance>