Uses of Class
org.apache.hadoop.hbase.KeyValue

Packages that use KeyValue

Package	Description
org.apache.hadoop.hbase
org.apache.hadoop.hbase.client	Provides HBase Client
org.apache.hadoop.hbase.mapreduce	Provides HBase MapReduce Input/OutputFormats, a table indexing MapReduce job, and utility methods.
org.apache.hadoop.hbase.regionserver
org.apache.hadoop.hbase.security.access

Uses of KeyValue in org.apache.hadoop.hbase

Subclasses of KeyValue in org.apache.hadoop.hbase

Modifier and Type	Class and Description
static class	KeyValue.KeyOnlyKeyValue A simple form of KeyValue that creates a keyvalue with only the key part of the byte[] Mainly used in places where we need to compare two cells.
class	NoTagsKeyValue An extension of the KeyValue where the tags length is always 0
class	SizeCachedKeyValue This class is an extension to KeyValue where rowLen and keyLen are cached.
class	SizeCachedNoTagsKeyValue This class is an extension to ContentSizeCachedKeyValue where there are no tags in Cell.

Fields in org.apache.hadoop.hbase declared as KeyValue

Modifier and Type	Field and Description
static KeyValue	KeyValue.LOWESTKEY Lowest possible key.

Methods in org.apache.hadoop.hbase that return KeyValue

Modifier and Type	Method and Description
KeyValue	KeyValue.clone() Clones a KeyValue.
static KeyValue	KeyValueUtil.copyToNewKeyValue(Cell cell) copy the cell to create a new keyvalue
static KeyValue	KeyValueUtil.create(DataInput in) n * Where to read bytes from.
static KeyValue	KeyValue.create(DataInput in) Create a KeyValue reading from in
static KeyValue	KeyValueUtil.create(int length, DataInput in) Create a KeyValue reading length from in nn * @return Created KeyValue OR if we find a length of zero, we will return null which can be useful marking a stream as done.
static KeyValue	KeyValue.create(int length, DataInput in) Create a KeyValue reading length from in
static KeyValue	KeyValueTestUtil.create(String row, String family, String qualifier, long timestamp, KeyValue.Type type, String value)
static KeyValue	KeyValueTestUtil.create(String row, String family, String qualifier, long timestamp, String value)
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] row) Create a KeyValue that is smaller than all other possible KeyValues for the given row.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] row, byte[] family, byte[] qualifier) Create a KeyValue for the specified row, family and qualifier that would be smaller than all other possible KeyValues that have the same row,family,qualifier.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] buffer, byte[] row, byte[] family, byte[] qualifier) Create a KeyValue for the specified row, family and qualifier that would be smaller than all other possible KeyValues that have the same row, family, qualifier.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] row, byte[] f, byte[] q, long ts) Create a KeyValue for the specified row, family and qualifier that would be smaller than all other possible KeyValues that have the same row, family, qualifier.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] buffer, int boffset, byte[] row, int roffset, int rlength, byte[] family, int foffset, int flength, byte[] qualifier, int qoffset, int qlength) Create a KeyValue for the specified row, family and qualifier that would be smaller than all other possible KeyValues that have the same row, family, qualifier.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] row, int roffset, int rlength, byte[] family, int foffset, int flength, byte[] qualifier, int qoffset, int qlength) Create a KeyValue for the specified row, family and qualifier that would be smaller than all other possible KeyValues that have the same row, family, qualifier.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] row, int roffset, short rlength) Create a KeyValue that is smaller than all other possible KeyValues for the given row.
static KeyValue	KeyValueUtil.createFirstOnRow(byte[] row, long ts) Creates a KeyValue that is smaller than all other KeyValues that are older than the passed timestamp.
KeyValue	KeyValue.createKeyOnly(boolean lenAsVal) Creates a new KeyValue that only contains the key portion (the value is set to be null).
static KeyValue	KeyValueUtil.createKeyValueFromInputStream(InputStream in, boolean withTags) Create a KeyValue reading from the raw InputStream.
static KeyValue	KeyValueUtil.createKeyValueFromKey(byte[] b) n * @return A KeyValue made of a byte array that holds the key-only part.
static KeyValue	KeyValueUtil.createKeyValueFromKey(byte[] b, int o, int l) nnn * @return A KeyValue made of a byte array that holds the key-only part.
static KeyValue	KeyValueUtil.createKeyValueFromKey(ByteBuffer bb) n * @return A KeyValue made of a byte buffer that holds the key-only part.
static KeyValue	KeyValueUtil.createLastOnRow(byte[] row) Creates a KeyValue that is last on the specified row id.
static KeyValue	KeyValueUtil.createLastOnRow(byte[] row, int roffset, int rlength, byte[] family, int foffset, int flength, byte[] qualifier, int qoffset, int qlength) Create a KeyValue for the specified row, family and qualifier that would be larger than or equal to all other possible KeyValues that have the same row, family, qualifier.
static KeyValue	KeyValueUtil.ensureKeyValue(Cell cell) Deprecated. without any replacement.
static KeyValue	KeyValueUtil.nextShallowCopy(ByteBuffer bb, boolean includesMvccVersion, boolean includesTags) Creates a new KeyValue object positioned in the supplied ByteBuffer and sets the ByteBuffer's position to the start of the next KeyValue.
static KeyValue	KeyValueUtil.previousKey(KeyValue in) Decrement the timestamp.
KeyValue	KeyValue.shallowCopy() Creates a shallow copy of this KeyValue, reusing the data byte buffer.
static KeyValue	KeyValueUtil.toNewKeyCell(Cell cell) Copies the key to a new KeyValue n * @return the KeyValue that consists only the key part of the incoming cell

Methods in org.apache.hadoop.hbase that return types with arguments of type KeyValue

Modifier and Type	Method and Description
static List<KeyValue>	KeyValueUtil.ensureKeyValues(List<Cell> cells) Deprecated.
static List<KeyValue>	KeyValueTestUtil.rewindThenToList(ByteBuffer bb, boolean includesMemstoreTS, boolean useTags)

Methods in org.apache.hadoop.hbase with parameters of type KeyValue

Modifier and Type	Method and Description
static void	KeyValueUtil.appendToByteBuffer(ByteBuffer bb, KeyValue kv, boolean includeMvccVersion)
private static int	CellComparatorImpl.compareKeyValues(KeyValue left, KeyValue right)
private static int	CellComparatorImpl.compareKVVsBBKV(KeyValue left, ByteBufferKeyValue right)
(package private) static int	CellComparatorImpl.compareQualifiers(ByteBufferKeyValue left, KeyValue right)
(package private) static int	CellComparatorImpl.compareQualifiers(KeyValue left, ByteBufferKeyValue right)
(package private) static int	CellComparatorImpl.compareQualifiers(KeyValue left, KeyValue right)
protected static String	KeyValueTestUtil.getFamilyString(KeyValue kv)
protected static String	KeyValueTestUtil.getQualifierString(KeyValue kv)
protected static String	KeyValueTestUtil.getRowString(KeyValue kv)
protected static String	KeyValueTestUtil.getTimestampString(KeyValue kv)
protected static String	KeyValueTestUtil.getTypeString(KeyValue kv)
protected static String	KeyValueTestUtil.getValueString(KeyValue kv)
static int	KeyValueUtil.lengthWithMvccVersion(KeyValue kv, boolean includeMvccVersion)
static long	KeyValue.oswrite(KeyValue kv, OutputStream out, boolean withTags) Deprecated. As of release 2.0.0, this will be removed in HBase 3.0.0. Instead use write(OutputStream, boolean)
static KeyValue	KeyValueUtil.previousKey(KeyValue in) Decrement the timestamp.
protected static String	KeyValueTestUtil.toStringWithPadding(KeyValue kv, int maxRowLength, int maxFamilyLength, int maxQualifierLength, int maxTimestampLength, boolean includeMeta)
static long	KeyValueUtil.write(KeyValue kv, DataOutput out) Write out a KeyValue in the manner in which we used to when KeyValue was a Writable.
static long	KeyValue.write(KeyValue kv, DataOutput out) Write out a KeyValue in the manner in which we used to when KeyValue was a Writable.

Method parameters in org.apache.hadoop.hbase with type arguments of type KeyValue

Modifier and Type	Method and Description
static ByteBuffer	KeyValueTestUtil.toByteBufferAndRewind(Iterable<? extends KeyValue> kvs, boolean includeMemstoreTS)
static String	KeyValueTestUtil.toStringWithPadding(Collection<? extends KeyValue> kvs, boolean includeMeta) toString
static int	KeyValueUtil.totalLengthWithMvccVersion(Iterable<? extends KeyValue> kvs, boolean includeMvccVersion)

Uses of KeyValue in org.apache.hadoop.hbase.client

Methods in org.apache.hadoop.hbase.client that return KeyValue

Modifier and Type	Method and Description
(package private) KeyValue	Mutation.createPutKeyValue(byte[] family, byte[] qualifier, long ts, byte[] value) Create a KeyValue with this objects row key and the Put identifier.
(package private) KeyValue	Mutation.createPutKeyValue(byte[] family, byte[] qualifier, long ts, byte[] value, Tag[] tags) Create a KeyValue with this objects row key and the Put identifier.
(package private) KeyValue	Mutation.createPutKeyValue(byte[] family, ByteBuffer qualifier, long ts, ByteBuffer value, Tag[] tags) Create a KeyValue with this objects row key and the Put identifier.

Uses of KeyValue in org.apache.hadoop.hbase.mapreduce

Fields in org.apache.hadoop.hbase.mapreduce declared as KeyValue

Modifier and Type	Field and Description
private KeyValue	Import.KeyValueWritableComparable.kv

Methods in org.apache.hadoop.hbase.mapreduce that return KeyValue

Modifier and Type	Method and Description
KeyValue	CellSerialization.CellDeserializer.deserialize(Cell ignore)
KeyValue	KeyValueSerialization.KeyValueDeserializer.deserialize(KeyValue ignore)

Methods in org.apache.hadoop.hbase.mapreduce with parameters of type KeyValue

Modifier and Type	Method and Description
KeyValue	KeyValueSerialization.KeyValueDeserializer.deserialize(KeyValue ignore)
int	Import.KeyValueWritableComparablePartitioner.getPartition(Import.KeyValueWritableComparable key, KeyValue value, int numPartitions) Deprecated.
void	KeyValueSerialization.KeyValueSerializer.serialize(KeyValue kv)

Method parameters in org.apache.hadoop.hbase.mapreduce with type arguments of type KeyValue

Modifier and Type	Method and Description
KeyValueSerialization.KeyValueDeserializer	KeyValueSerialization.getDeserializer(Class<KeyValue> t) Deprecated.
KeyValueSerialization.KeyValueSerializer	KeyValueSerialization.getSerializer(Class<KeyValue> c) Deprecated.
protected void	KeyValueSortReducer.reduce(ImmutableBytesWritable row, Iterable<KeyValue> kvs, org.apache.hadoop.mapreduce.Reducer.Context context) Deprecated.
protected void	Import.KeyValueReducer.reduce(Import.KeyValueWritableComparable row, Iterable<KeyValue> kvs, org.apache.hadoop.mapreduce.Reducer.Context context) Deprecated.

Constructors in org.apache.hadoop.hbase.mapreduce with parameters of type KeyValue

Constructor and Description
KeyValueWritableComparable(KeyValue kv)

Uses of KeyValue in org.apache.hadoop.hbase.regionserver

Methods in org.apache.hadoop.hbase.regionserver that return KeyValue

Modifier and Type	Method and Description
KeyValue	StoreScanner.next()

Methods in org.apache.hadoop.hbase.regionserver with parameters of type KeyValue

Modifier and Type	Method and Description
Iterator<HStoreFile>	StoreFileManager.getCandidateFilesForRowKeyBefore(KeyValue targetKey) Gets initial, full list of candidate store files to check for row-key-before.
Iterator<HStoreFile>	DefaultStoreFileManager.getCandidateFilesForRowKeyBefore(KeyValue targetKey)
Iterator<HStoreFile>	StripeStoreFileManager.getCandidateFilesForRowKeyBefore(KeyValue targetKey) See StoreFileManager.getCandidateFilesForRowKeyBefore(KeyValue) for details on this methods.
Iterator<HStoreFile>	StoreFileManager.updateCandidateFilesForRowKeyBefore(Iterator<HStoreFile> candidateFiles, KeyValue targetKey, Cell candidate) Updates the candidate list for finding row key before.
Iterator<HStoreFile>	DefaultStoreFileManager.updateCandidateFilesForRowKeyBefore(Iterator<HStoreFile> candidateFiles, KeyValue targetKey, Cell candidate)
Iterator<HStoreFile>	StripeStoreFileManager.updateCandidateFilesForRowKeyBefore(Iterator<HStoreFile> candidateFiles, KeyValue targetKey, Cell candidate) See StoreFileManager.getCandidateFilesForRowKeyBefore(KeyValue) and StoreFileManager.updateCandidateFilesForRowKeyBefore(Iterator, KeyValue, Cell) for details on this methods.

Uses of KeyValue in org.apache.hadoop.hbase.security.access

Methods in org.apache.hadoop.hbase.security.access with parameters of type KeyValue

Modifier and Type	Method and Description
boolean	TablePermission.implies(TableName table, KeyValue kv, Permission.Action action) Checks if this permission grants access to perform the given action on the given table and key value.