http://git-wip-us.apache.org/repos/asf/hbase-site/blob/45a663dd/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.DiffSeekerState.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.DiffSeekerState.html b/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.DiffSeekerState.html index 54788f6..e372d03 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.DiffSeekerState.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.DiffSeekerState.html @@ -375,167 +375,169 @@ <span class="sourceLineNo">367</span> private int rowLengthWithSize;<a name="line.367"></a> <span class="sourceLineNo">368</span> private long timestamp;<a name="line.368"></a> <span class="sourceLineNo">369</span><a name="line.369"></a> -<span class="sourceLineNo">370</span> public 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class="sourceLineNo">452</span> int timestampFitInBytes = 1 +<a name="line.452"></a> +<span class="sourceLineNo">453</span> ((flag & MASK_TIMESTAMP_LENGTH) >>> SHIFT_TIMESTAMP_LENGTH);<a name="line.453"></a> +<span class="sourceLineNo">454</span> long timestampOrDiff = ByteBuff.readLong(currentBuffer, timestampFitInBytes);<a name="line.454"></a> +<span class="sourceLineNo">455</span> if ((flag & FLAG_TIMESTAMP_SIGN) != 0) {<a name="line.455"></a> +<span class="sourceLineNo">456</span> timestampOrDiff = -timestampOrDiff;<a name="line.456"></a> +<span class="sourceLineNo">457</span> }<a name="line.457"></a> +<span class="sourceLineNo">458</span> if ((flag & FLAG_TIMESTAMP_IS_DIFF) == 0) { // it is timestamp<a name="line.458"></a> +<span class="sourceLineNo">459</span> current.timestamp = timestampOrDiff;<a name="line.459"></a> +<span class="sourceLineNo">460</span> } else { // it is diff<a name="line.460"></a> +<span class="sourceLineNo">461</span> current.timestamp = current.timestamp - timestampOrDiff;<a name="line.461"></a> +<span class="sourceLineNo">462</span> }<a name="line.462"></a> +<span class="sourceLineNo">463</span> Bytes.putLong(current.keyBuffer, pos, current.timestamp);<a name="line.463"></a> +<span class="sourceLineNo">464</span> pos += Bytes.SIZEOF_LONG;<a name="line.464"></a> +<span class="sourceLineNo">465</span><a name="line.465"></a> +<span class="sourceLineNo">466</span> // type<a name="line.466"></a> +<span class="sourceLineNo">467</span> if ((flag & FLAG_SAME_TYPE) == 0) {<a name="line.467"></a> +<span class="sourceLineNo">468</span> currentBuffer.get(current.keyBuffer, pos, Bytes.SIZEOF_BYTE);<a name="line.468"></a> +<span class="sourceLineNo">469</span> } else if ((flag & FLAG_SAME_KEY_LENGTH) == 0) {<a name="line.469"></a> +<span class="sourceLineNo">470</span> current.keyBuffer[pos] = type;<a name="line.470"></a> +<span class="sourceLineNo">471</span> }<a name="line.471"></a> +<span class="sourceLineNo">472</span><a name="line.472"></a> +<span class="sourceLineNo">473</span> current.valueOffset = currentBuffer.position();<a name="line.473"></a> +<span class="sourceLineNo">474</span> currentBuffer.skip(current.valueLength);<a name="line.474"></a> +<span class="sourceLineNo">475</span><a name="line.475"></a> +<span class="sourceLineNo">476</span> if (includesTags()) {<a name="line.476"></a> +<span class="sourceLineNo">477</span> decodeTags();<a name="line.477"></a> +<span class="sourceLineNo">478</span> }<a name="line.478"></a> +<span class="sourceLineNo">479</span> if (includesMvcc()) {<a name="line.479"></a> +<span class="sourceLineNo">480</span> current.memstoreTS = ByteBuff.readVLong(currentBuffer);<a name="line.480"></a> +<span class="sourceLineNo">481</span> } else {<a name="line.481"></a> +<span class="sourceLineNo">482</span> current.memstoreTS = 0;<a name="line.482"></a> +<span class="sourceLineNo">483</span> }<a name="line.483"></a> +<span class="sourceLineNo">484</span> current.nextKvOffset = currentBuffer.position();<a name="line.484"></a> +<span class="sourceLineNo">485</span> }<a name="line.485"></a> +<span class="sourceLineNo">486</span><a name="line.486"></a> +<span class="sourceLineNo">487</span> @Override<a name="line.487"></a> +<span class="sourceLineNo">488</span> protected void decodeFirst() {<a name="line.488"></a> +<span class="sourceLineNo">489</span> currentBuffer.skip(Bytes.SIZEOF_INT);<a name="line.489"></a> +<span class="sourceLineNo">490</span><a name="line.490"></a> +<span class="sourceLineNo">491</span> // read column family<a name="line.491"></a> +<span class="sourceLineNo">492</span> byte familyNameLength = currentBuffer.get();<a name="line.492"></a> +<span class="sourceLineNo">493</span> familyNameWithSize = new byte[familyNameLength + Bytes.SIZEOF_BYTE];<a name="line.493"></a> +<span class="sourceLineNo">494</span> familyNameWithSize[0] = familyNameLength;<a name="line.494"></a> +<span class="sourceLineNo">495</span> currentBuffer.get(familyNameWithSize, Bytes.SIZEOF_BYTE,<a name="line.495"></a> +<span class="sourceLineNo">496</span> familyNameLength);<a name="line.496"></a> +<span class="sourceLineNo">497</span> decode(true);<a name="line.497"></a> +<span class="sourceLineNo">498</span> }<a name="line.498"></a> +<span class="sourceLineNo">499</span><a name="line.499"></a> +<span class="sourceLineNo">500</span> @Override<a name="line.500"></a> +<span class="sourceLineNo">501</span> protected void decodeNext() {<a name="line.501"></a> +<span class="sourceLineNo">502</span> decode(false);<a name="line.502"></a> +<span class="sourceLineNo">503</span> }<a name="line.503"></a> +<span class="sourceLineNo">504</span><a name="line.504"></a> +<span class="sourceLineNo">505</span> @Override<a name="line.505"></a> +<span class="sourceLineNo">506</span> protected DiffSeekerState createSeekerState() {<a name="line.506"></a> +<span class="sourceLineNo">507</span> return new DiffSeekerState(this.tmpPair, this.includesTags(),<a name="line.507"></a> +<span class="sourceLineNo">508</span> this.tagsCompressed());<a name="line.508"></a> +<span class="sourceLineNo">509</span> }<a name="line.509"></a> +<span class="sourceLineNo">510</span> };<a name="line.510"></a> +<span class="sourceLineNo">511</span> }<a name="line.511"></a> +<span class="sourceLineNo">512</span><a name="line.512"></a> +<span class="sourceLineNo">513</span> @Override<a name="line.513"></a> +<span class="sourceLineNo">514</span> protected ByteBuffer internalDecodeKeyValues(DataInputStream source, int allocateHeaderLength,<a name="line.514"></a> +<span class="sourceLineNo">515</span> int skipLastBytes, HFileBlockDefaultDecodingContext decodingCtx) throws IOException {<a name="line.515"></a> +<span class="sourceLineNo">516</span> int decompressedSize = source.readInt();<a name="line.516"></a> +<span class="sourceLineNo">517</span> ByteBuffer buffer = ByteBuffer.allocate(decompressedSize +<a name="line.517"></a> +<span class="sourceLineNo">518</span> allocateHeaderLength);<a name="line.518"></a> +<span class="sourceLineNo">519</span> buffer.position(allocateHeaderLength);<a name="line.519"></a> +<span class="sourceLineNo">520</span> DiffCompressionState state = new DiffCompressionState();<a name="line.520"></a> +<span class="sourceLineNo">521</span> while (source.available() > skipLastBytes) {<a name="line.521"></a> +<span class="sourceLineNo">522</span> uncompressSingleKeyValue(source, buffer, state);<a name="line.522"></a> +<span class="sourceLineNo">523</span> afterDecodingKeyValue(source, buffer, decodingCtx);<a name="line.523"></a> +<span class="sourceLineNo">524</span> }<a name="line.524"></a> +<span class="sourceLineNo">525</span><a name="line.525"></a> +<span class="sourceLineNo">526</span> if (source.available() != skipLastBytes) {<a name="line.526"></a> +<span class="sourceLineNo">527</span> throw new IllegalStateException("Read too much bytes.");<a name="line.527"></a> +<span class="sourceLineNo">528</span> }<a name="line.528"></a> +<span class="sourceLineNo">529</span><a name="line.529"></a> +<span class="sourceLineNo">530</span> return buffer;<a name="line.530"></a> +<span class="sourceLineNo">531</span> }<a name="line.531"></a> +<span class="sourceLineNo">532</span>}<a name="line.532"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/45a663dd/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.html b/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.html index 54788f6..e372d03 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.html @@ -375,167 +375,169 @@ <span class="sourceLineNo">367</span> private int rowLengthWithSize;<a name="line.367"></a> <span class="sourceLineNo">368</span> private long timestamp;<a name="line.368"></a> <span class="sourceLineNo">369</span><a name="line.369"></a> -<span class="sourceLineNo">370</span> public DiffSeekerState(ObjectIntPair<ByteBuffer> tmpPair, boolean includeTags) {<a 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name="line.382"></a> -<span class="sourceLineNo">383</span> @Override<a name="line.383"></a> -<span class="sourceLineNo">384</span> public EncodedSeeker createSeeker(CellComparator comparator,<a name="line.384"></a> -<span class="sourceLineNo">385</span> HFileBlockDecodingContext decodingCtx) {<a name="line.385"></a> -<span class="sourceLineNo">386</span> return new BufferedEncodedSeeker<DiffSeekerState>(comparator, decodingCtx) {<a name="line.386"></a> -<span class="sourceLineNo">387</span> private byte[] familyNameWithSize;<a name="line.387"></a> -<span class="sourceLineNo">388</span> private static final int TIMESTAMP_WITH_TYPE_LENGTH =<a name="line.388"></a> -<span class="sourceLineNo">389</span> Bytes.SIZEOF_LONG + Bytes.SIZEOF_BYTE;<a name="line.389"></a> -<span class="sourceLineNo">390</span><a name="line.390"></a> -<span class="sourceLineNo">391</span> private void decode(boolean isFirst) {<a name="line.391"></a> -<span class="sourceLineNo">392</span> byte flag = 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DiffSeekerState(ObjectIntPair<ByteBuffer> tmpPair,<a name="line.370"></a> +<span class="sourceLineNo">371</span> boolean includeTags, boolean tagsCompressed) {<a name="line.371"></a> +<span class="sourceLineNo">372</span> super(tmpPair, includeTags, tagsCompressed);<a name="line.372"></a> +<span class="sourceLineNo">373</span> }<a name="line.373"></a> +<span class="sourceLineNo">374</span><a name="line.374"></a> +<span class="sourceLineNo">375</span> @Override<a name="line.375"></a> +<span class="sourceLineNo">376</span> protected void copyFromNext(SeekerState that) {<a name="line.376"></a> +<span class="sourceLineNo">377</span> super.copyFromNext(that);<a name="line.377"></a> +<span class="sourceLineNo">378</span> DiffSeekerState other = (DiffSeekerState) that;<a name="line.378"></a> +<span class="sourceLineNo">379</span> rowLengthWithSize = other.rowLengthWithSize;<a name="line.379"></a> +<span class="sourceLineNo">380</span> timestamp = other.timestamp;<a name="line.380"></a> +<span 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+<span class="sourceLineNo">392</span> private void decode(boolean isFirst) {<a name="line.392"></a> +<span class="sourceLineNo">393</span> byte flag = currentBuffer.get();<a name="line.393"></a> +<span class="sourceLineNo">394</span> byte type = 0;<a name="line.394"></a> +<span class="sourceLineNo">395</span> if ((flag & FLAG_SAME_KEY_LENGTH) == 0) {<a name="line.395"></a> +<span class="sourceLineNo">396</span> if (!isFirst) {<a name="line.396"></a> +<span class="sourceLineNo">397</span> type = current.keyBuffer[current.keyLength - Bytes.SIZEOF_BYTE];<a name="line.397"></a> +<span class="sourceLineNo">398</span> }<a name="line.398"></a> +<span class="sourceLineNo">399</span> current.keyLength = ByteBuff.readCompressedInt(currentBuffer);<a name="line.399"></a> +<span class="sourceLineNo">400</span> }<a name="line.400"></a> +<span class="sourceLineNo">401</span> if ((flag & FLAG_SAME_VALUE_LENGTH) == 0) {<a name="line.401"></a> +<span class="sourceLineNo">402</span> current.valueLength = ByteBuff.readCompressedInt(currentBuffer);<a name="line.402"></a> +<span class="sourceLineNo">403</span> }<a name="line.403"></a> +<span class="sourceLineNo">404</span> current.lastCommonPrefix = ByteBuff.readCompressedInt(currentBuffer);<a name="line.404"></a> +<span class="sourceLineNo">405</span><a name="line.405"></a> +<span class="sourceLineNo">406</span> current.ensureSpaceForKey();<a name="line.406"></a> +<span class="sourceLineNo">407</span><a name="line.407"></a> +<span class="sourceLineNo">408</span> if (current.lastCommonPrefix < Bytes.SIZEOF_SHORT) {<a name="line.408"></a> +<span class="sourceLineNo">409</span> // length of row is different, copy everything except family<a name="line.409"></a> +<span class="sourceLineNo">410</span><a name="line.410"></a> +<span class="sourceLineNo">411</span> // copy the row size<a name="line.411"></a> +<span class="sourceLineNo">412</span> currentBuffer.get(current.keyBuffer, current.lastCommonPrefix,<a name="line.412"></a> +<span class="sourceLineNo">413</span> Bytes.SIZEOF_SHORT - current.lastCommonPrefix);<a name="line.413"></a> +<span class="sourceLineNo">414</span> current.rowLengthWithSize = Bytes.toShort(current.keyBuffer, 0) +<a name="line.414"></a> +<span class="sourceLineNo">415</span> Bytes.SIZEOF_SHORT;<a name="line.415"></a> +<span class="sourceLineNo">416</span><a name="line.416"></a> +<span class="sourceLineNo">417</span> // copy the rest of row<a name="line.417"></a> +<span class="sourceLineNo">418</span> currentBuffer.get(current.keyBuffer, Bytes.SIZEOF_SHORT,<a name="line.418"></a> +<span class="sourceLineNo">419</span> current.rowLengthWithSize - Bytes.SIZEOF_SHORT);<a name="line.419"></a> +<span class="sourceLineNo">420</span><a name="line.420"></a> +<span class="sourceLineNo">421</span> // copy the column family<a name="line.421"></a> +<span class="sourceLineNo">422</span> System.arraycopy(familyNameWithSize, 0, current.keyBuffer,<a name="line.422"></a> +<span class="sourceLineNo">423</span> current.rowLengthWithSize, familyNameWithSize.length);<a name="line.423"></a> +<span class="sourceLineNo">424</span><a name="line.424"></a> +<span class="sourceLineNo">425</span> // copy the qualifier<a name="line.425"></a> +<span class="sourceLineNo">426</span> currentBuffer.get(current.keyBuffer,<a name="line.426"></a> +<span class="sourceLineNo">427</span> current.rowLengthWithSize + familyNameWithSize.length,<a name="line.427"></a> +<span class="sourceLineNo">428</span> current.keyLength - current.rowLengthWithSize -<a name="line.428"></a> +<span class="sourceLineNo">429</span> familyNameWithSize.length - TIMESTAMP_WITH_TYPE_LENGTH);<a name="line.429"></a> +<span class="sourceLineNo">430</span> } else if (current.lastCommonPrefix < current.rowLengthWithSize) {<a name="line.430"></a> +<span class="sourceLineNo">431</span> // we have to copy part of row and qualifier,<a name="line.431"></a> +<span class="sourceLineNo">432</span> // but column family is in right place<a name="line.432"></a> +<span class="sourceLineNo">433</span><a name="line.433"></a> +<span class="sourceLineNo">434</span> // before column family (rest of row)<a name="line.434"></a> +<span class="sourceLineNo">435</span> currentBuffer.get(current.keyBuffer, current.lastCommonPrefix,<a name="line.435"></a> +<span class="sourceLineNo">436</span> current.rowLengthWithSize - current.lastCommonPrefix);<a name="line.436"></a> +<span class="sourceLineNo">437</span><a name="line.437"></a> +<span class="sourceLineNo">438</span> // after column family (qualifier)<a name="line.438"></a> +<span class="sourceLineNo">439</span> currentBuffer.get(current.keyBuffer,<a name="line.439"></a> +<span class="sourceLineNo">440</span> current.rowLengthWithSize + familyNameWithSize.length,<a name="line.440"></a> +<span class="sourceLineNo">441</span> current.keyLength - current.rowLengthWithSize -<a name="line.441"></a> +<span class="sourceLineNo">442</span> familyNameWithSize.length - TIMESTAMP_WITH_TYPE_LENGTH);<a name="line.442"></a> +<span class="sourceLineNo">443</span> } else {<a name="line.443"></a> +<span class="sourceLineNo">444</span> // copy just the ending<a name="line.444"></a> +<span class="sourceLineNo">445</span> currentBuffer.get(current.keyBuffer, current.lastCommonPrefix,<a name="line.445"></a> +<span class="sourceLineNo">446</span> current.keyLength - TIMESTAMP_WITH_TYPE_LENGTH -<a name="line.446"></a> +<span class="sourceLineNo">447</span> current.lastCommonPrefix);<a name="line.447"></a> +<span class="sourceLineNo">448</span> }<a name="line.448"></a> +<span class="sourceLineNo">449</span><a name="line.449"></a> +<span class="sourceLineNo">450</span> // timestamp<a name="line.450"></a> +<span class="sourceLineNo">451</span> int pos = current.keyLength - TIMESTAMP_WITH_TYPE_LENGTH;<a name="line.451"></a> +<span class="sourceLineNo">452</span> int timestampFitInBytes = 1 +<a name="line.452"></a> +<span class="sourceLineNo">453</span> ((flag & MASK_TIMESTAMP_LENGTH) >>> SHIFT_TIMESTAMP_LENGTH);<a name="line.453"></a> +<span class="sourceLineNo">454</span> long timestampOrDiff = ByteBuff.readLong(currentBuffer, timestampFitInBytes);<a name="line.454"></a> +<span class="sourceLineNo">455</span> if ((flag & FLAG_TIMESTAMP_SIGN) != 0) {<a name="line.455"></a> +<span class="sourceLineNo">456</span> timestampOrDiff = -timestampOrDiff;<a name="line.456"></a> +<span class="sourceLineNo">457</span> }<a name="line.457"></a> +<span class="sourceLineNo">458</span> if ((flag & FLAG_TIMESTAMP_IS_DIFF) == 0) { // it is timestamp<a name="line.458"></a> +<span class="sourceLineNo">459</span> current.timestamp = timestampOrDiff;<a name="line.459"></a> +<span class="sourceLineNo">460</span> } else { // it is diff<a name="line.460"></a> +<span class="sourceLineNo">461</span> current.timestamp = current.timestamp - timestampOrDiff;<a name="line.461"></a> +<span class="sourceLineNo">462</span> }<a name="line.462"></a> +<span class="sourceLineNo">463</span> Bytes.putLong(current.keyBuffer, pos, current.timestamp);<a name="line.463"></a> +<span class="sourceLineNo">464</span> pos += Bytes.SIZEOF_LONG;<a name="line.464"></a> +<span class="sourceLineNo">465</span><a name="line.465"></a> +<span class="sourceLineNo">466</span> // type<a name="line.466"></a> +<span class="sourceLineNo">467</span> if ((flag & FLAG_SAME_TYPE) == 0) {<a name="line.467"></a> +<span class="sourceLineNo">468</span> currentBuffer.get(current.keyBuffer, pos, Bytes.SIZEOF_BYTE);<a name="line.468"></a> +<span class="sourceLineNo">469</span> } else if ((flag & FLAG_SAME_KEY_LENGTH) == 0) {<a name="line.469"></a> +<span class="sourceLineNo">470</span> current.keyBuffer[pos] = type;<a name="line.470"></a> +<span class="sourceLineNo">471</span> }<a name="line.471"></a> +<span class="sourceLineNo">472</span><a name="line.472"></a> +<span class="sourceLineNo">473</span> current.valueOffset = currentBuffer.position();<a name="line.473"></a> +<span class="sourceLineNo">474</span> currentBuffer.skip(current.valueLength);<a name="line.474"></a> +<span class="sourceLineNo">475</span><a name="line.475"></a> +<span class="sourceLineNo">476</span> if (includesTags()) {<a name="line.476"></a> +<span class="sourceLineNo">477</span> decodeTags();<a name="line.477"></a> +<span class="sourceLineNo">478</span> }<a name="line.478"></a> +<span class="sourceLineNo">479</span> if (includesMvcc()) {<a name="line.479"></a> +<span class="sourceLineNo">480</span> current.memstoreTS = ByteBuff.readVLong(currentBuffer);<a name="line.480"></a> +<span class="sourceLineNo">481</span> } else {<a name="line.481"></a> +<span class="sourceLineNo">482</span> current.memstoreTS = 0;<a name="line.482"></a> +<span class="sourceLineNo">483</span> }<a name="line.483"></a> +<span class="sourceLineNo">484</span> current.nextKvOffset = currentBuffer.position();<a name="line.484"></a> +<span class="sourceLineNo">485</span> }<a name="line.485"></a> +<span class="sourceLineNo">486</span><a name="line.486"></a> +<span class="sourceLineNo">487</span> @Override<a name="line.487"></a> +<span class="sourceLineNo">488</span> protected void decodeFirst() {<a name="line.488"></a> +<span class="sourceLineNo">489</span> currentBuffer.skip(Bytes.SIZEOF_INT);<a name="line.489"></a> +<span class="sourceLineNo">490</span><a name="line.490"></a> +<span class="sourceLineNo">491</span> // read column family<a name="line.491"></a> +<span class="sourceLineNo">492</span> byte familyNameLength = currentBuffer.get();<a name="line.492"></a> +<span class="sourceLineNo">493</span> familyNameWithSize = new byte[familyNameLength + Bytes.SIZEOF_BYTE];<a name="line.493"></a> +<span class="sourceLineNo">494</span> familyNameWithSize[0] = familyNameLength;<a name="line.494"></a> +<span class="sourceLineNo">495</span> currentBuffer.get(familyNameWithSize, Bytes.SIZEOF_BYTE,<a name="line.495"></a> +<span class="sourceLineNo">496</span> familyNameLength);<a name="line.496"></a> +<span class="sourceLineNo">497</span> decode(true);<a name="line.497"></a> +<span class="sourceLineNo">498</span> }<a name="line.498"></a> +<span class="sourceLineNo">499</span><a name="line.499"></a> +<span class="sourceLineNo">500</span> @Override<a name="line.500"></a> +<span class="sourceLineNo">501</span> protected void decodeNext() {<a name="line.501"></a> +<span class="sourceLineNo">502</span> decode(false);<a name="line.502"></a> +<span class="sourceLineNo">503</span> }<a name="line.503"></a> +<span class="sourceLineNo">504</span><a name="line.504"></a> +<span class="sourceLineNo">505</span> @Override<a name="line.505"></a> +<span class="sourceLineNo">506</span> protected DiffSeekerState createSeekerState() {<a name="line.506"></a> +<span class="sourceLineNo">507</span> return new DiffSeekerState(this.tmpPair, this.includesTags(),<a name="line.507"></a> +<span class="sourceLineNo">508</span> this.tagsCompressed());<a name="line.508"></a> +<span class="sourceLineNo">509</span> }<a name="line.509"></a> +<span class="sourceLineNo">510</span> };<a name="line.510"></a> +<span class="sourceLineNo">511</span> }<a name="line.511"></a> +<span class="sourceLineNo">512</span><a name="line.512"></a> +<span class="sourceLineNo">513</span> @Override<a name="line.513"></a> +<span class="sourceLineNo">514</span> protected ByteBuffer internalDecodeKeyValues(DataInputStream source, int allocateHeaderLength,<a name="line.514"></a> +<span class="sourceLineNo">515</span> int skipLastBytes, HFileBlockDefaultDecodingContext decodingCtx) throws IOException {<a name="line.515"></a> +<span class="sourceLineNo">516</span> int decompressedSize = source.readInt();<a name="line.516"></a> +<span class="sourceLineNo">517</span> ByteBuffer buffer = ByteBuffer.allocate(decompressedSize +<a name="line.517"></a> +<span class="sourceLineNo">518</span> allocateHeaderLength);<a name="line.518"></a> +<span class="sourceLineNo">519</span> buffer.position(allocateHeaderLength);<a name="line.519"></a> +<span class="sourceLineNo">520</span> DiffCompressionState state = new DiffCompressionState();<a name="line.520"></a> +<span class="sourceLineNo">521</span> while (source.available() > skipLastBytes) {<a name="line.521"></a> +<span class="sourceLineNo">522</span> uncompressSingleKeyValue(source, buffer, state);<a name="line.522"></a> +<span class="sourceLineNo">523</span> afterDecodingKeyValue(source, buffer, decodingCtx);<a name="line.523"></a> +<span class="sourceLineNo">524</span> }<a name="line.524"></a> +<span class="sourceLineNo">525</span><a name="line.525"></a> +<span class="sourceLineNo">526</span> if (source.available() != skipLastBytes) {<a name="line.526"></a> +<span class="sourceLineNo">527</span> throw new IllegalStateException("Read too much bytes.");<a name="line.527"></a> +<span class="sourceLineNo">528</span> }<a name="line.528"></a> +<span class="sourceLineNo">529</span><a name="line.529"></a> +<span class="sourceLineNo">530</span> return buffer;<a name="line.530"></a> +<span class="sourceLineNo">531</span> }<a name="line.531"></a> +<span class="sourceLineNo">532</span>}<a name="line.532"></a>