http://git-wip-us.apache.org/repos/asf/hbase-site/blob/fa7d6c0c/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrContext.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrContext.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrContext.html index b407bcf..dcb6354 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrContext.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrContext.html @@ -47,7 +47,7 @@ <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.39"></a> <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos;<a name="line.40"></a> <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALHeader.Builder;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALEdit;<a name="line.42"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey;<a name="line.42"></a> <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALTrailer;<a name="line.43"></a> <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.44"></a> <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.45"></a> @@ -341,7 +341,7 @@ <span class="sourceLineNo">333</span> }<a name="line.333"></a> <span class="sourceLineNo">334</span> return false;<a name="line.334"></a> <span class="sourceLineNo">335</span> }<a name="line.335"></a> -<span class="sourceLineNo">336</span> WALEdit.Builder builder = WALEdit.newBuilder();<a name="line.336"></a> +<span class="sourceLineNo">336</span> WALKey.Builder builder = WALKey.newBuilder();<a name="line.336"></a> <span class="sourceLineNo">337</span> long size = 0;<a name="line.337"></a> <span class="sourceLineNo">338</span> try {<a name="line.338"></a> <span class="sourceLineNo">339</span> long available = -1;<a name="line.339"></a> @@ -371,87 +371,86 @@ <span class="sourceLineNo">363</span> throw new EOFException("Partial PB while reading WAL, " +<a name="line.363"></a> <span class="sourceLineNo">364</span> "probably an unexpected EOF, ignoring. current offset=" + this.inputStream.getPos());<a name="line.364"></a> <span class="sourceLineNo">365</span> }<a name="line.365"></a> -<span class="sourceLineNo">366</span> WALEdit walKey = builder.build();<a name="line.366"></a> +<span class="sourceLineNo">366</span> WALKey walKey = builder.build();<a name="line.366"></a> <span class="sourceLineNo">367</span> entry.getKey().readFieldsFromPb(walKey, this.byteStringUncompressor);<a name="line.367"></a> <span class="sourceLineNo">368</span> if (!walKey.hasFollowingKvCount() || 0 == walKey.getFollowingKvCount()) {<a name="line.368"></a> <span class="sourceLineNo">369</span> if (LOG.isTraceEnabled()) {<a name="line.369"></a> -<span class="sourceLineNo">370</span> LOG.trace("WALKey has no KVs that follow it; trying the next one. current offset=" +<a name="line.370"></a> -<span class="sourceLineNo">371</span> this.inputStream.getPos());<a name="line.371"></a> -<span class="sourceLineNo">372</span> }<a name="line.372"></a> -<span class="sourceLineNo">373</span> continue;<a name="line.373"></a> -<span class="sourceLineNo">374</span> }<a name="line.374"></a> -<span class="sourceLineNo">375</span> int expectedCells = walKey.getFollowingKvCount();<a name="line.375"></a> -<span class="sourceLineNo">376</span> long posBefore = this.inputStream.getPos();<a name="line.376"></a> -<span class="sourceLineNo">377</span> try {<a name="line.377"></a> -<span class="sourceLineNo">378</span> int actualCells = entry.getEdit().readFromCells(cellDecoder, expectedCells);<a name="line.378"></a> -<span class="sourceLineNo">379</span> if (expectedCells != actualCells) {<a name="line.379"></a> -<span class="sourceLineNo">380</span> throw new EOFException("Only read " + actualCells); // other info added in catch<a name="line.380"></a> -<span class="sourceLineNo">381</span> }<a name="line.381"></a> -<span class="sourceLineNo">382</span> } catch (Exception ex) {<a name="line.382"></a> -<span class="sourceLineNo">383</span> String posAfterStr = "<unknown>";<a name="line.383"></a> -<span class="sourceLineNo">384</span> try {<a name="line.384"></a> -<span class="sourceLineNo">385</span> posAfterStr = this.inputStream.getPos() + "";<a name="line.385"></a> -<span class="sourceLineNo">386</span> } catch (Throwable t) {<a name="line.386"></a> -<span class="sourceLineNo">387</span> if (LOG.isTraceEnabled()) {<a name="line.387"></a> -<span class="sourceLineNo">388</span> LOG.trace("Error getting pos for error message - ignoring", t);<a name="line.388"></a> -<span class="sourceLineNo">389</span> }<a name="line.389"></a> -<span class="sourceLineNo">390</span> }<a name="line.390"></a> -<span class="sourceLineNo">391</span> String message = " while reading " + expectedCells + " WAL KVs; started reading at "<a name="line.391"></a> -<span class="sourceLineNo">392</span> + posBefore + " and read up to " + posAfterStr;<a name="line.392"></a> -<span class="sourceLineNo">393</span> IOException realEofEx = extractHiddenEof(ex);<a name="line.393"></a> -<span class="sourceLineNo">394</span> throw (EOFException) new EOFException("EOF " + message).<a name="line.394"></a> -<span class="sourceLineNo">395</span> initCause(realEofEx != null ? realEofEx : ex);<a name="line.395"></a> -<span class="sourceLineNo">396</span> }<a name="line.396"></a> -<span class="sourceLineNo">397</span> if (trailerPresent && this.inputStream.getPos() > this.walEditsStopOffset) {<a name="line.397"></a> -<span class="sourceLineNo">398</span> LOG.error("Read WALTrailer while reading WALEdits. wal: " + this.path<a name="line.398"></a> -<span class="sourceLineNo">399</span> + ", inputStream.getPos(): " + this.inputStream.getPos() + ", walEditsStopOffset: "<a name="line.399"></a> -<span class="sourceLineNo">400</span> + this.walEditsStopOffset);<a name="line.400"></a> -<span class="sourceLineNo">401</span> throw new EOFException("Read WALTrailer while reading WALEdits");<a name="line.401"></a> -<span class="sourceLineNo">402</span> }<a name="line.402"></a> -<span class="sourceLineNo">403</span> } catch (EOFException eof) {<a name="line.403"></a> -<span class="sourceLineNo">404</span> // If originalPosition is < 0, it is rubbish and we cannot use it (probably local fs)<a name="line.404"></a> -<span class="sourceLineNo">405</span> if (originalPosition < 0) {<a name="line.405"></a> -<span class="sourceLineNo">406</span> if (LOG.isTraceEnabled()) {<a name="line.406"></a> -<span class="sourceLineNo">407</span> LOG.trace("Encountered a malformed edit, but can't seek back to last good position because originalPosition is negative. last offset=" + this.inputStream.getPos(), eof);<a name="line.407"></a> -<span class="sourceLineNo">408</span> }<a name="line.408"></a> -<span class="sourceLineNo">409</span> throw eof;<a name="line.409"></a> -<span class="sourceLineNo">410</span> }<a name="line.410"></a> -<span class="sourceLineNo">411</span> // Else restore our position to original location in hope that next time through we will<a name="line.411"></a> -<span class="sourceLineNo">412</span> // read successfully.<a name="line.412"></a> -<span class="sourceLineNo">413</span> if (LOG.isTraceEnabled()) {<a name="line.413"></a> -<span class="sourceLineNo">414</span> LOG.trace("Encountered a malformed edit, seeking back to last good position in file, from "+ inputStream.getPos()+" to " + originalPosition, eof);<a name="line.414"></a> -<span class="sourceLineNo">415</span> }<a name="line.415"></a> -<span class="sourceLineNo">416</span> seekOnFs(originalPosition);<a name="line.416"></a> -<span class="sourceLineNo">417</span> return false;<a name="line.417"></a> -<span class="sourceLineNo">418</span> }<a name="line.418"></a> -<span class="sourceLineNo">419</span> return true;<a name="line.419"></a> -<span class="sourceLineNo">420</span> }<a name="line.420"></a> -<span class="sourceLineNo">421</span> }<a name="line.421"></a> -<span class="sourceLineNo">422</span><a name="line.422"></a> -<span class="sourceLineNo">423</span> private IOException extractHiddenEof(Exception ex) {<a name="line.423"></a> -<span class="sourceLineNo">424</span> // There are two problems we are dealing with here. Hadoop stream throws generic exception<a name="line.424"></a> -<span class="sourceLineNo">425</span> // for EOF, not EOFException; and scanner further hides it inside RuntimeException.<a name="line.425"></a> -<span class="sourceLineNo">426</span> IOException ioEx = null;<a name="line.426"></a> -<span class="sourceLineNo">427</span> if (ex instanceof EOFException) {<a name="line.427"></a> -<span class="sourceLineNo">428</span> return (EOFException)ex;<a name="line.428"></a> -<span class="sourceLineNo">429</span> } else if (ex instanceof IOException) {<a name="line.429"></a> -<span class="sourceLineNo">430</span> ioEx = (IOException)ex;<a name="line.430"></a> -<span class="sourceLineNo">431</span> } else if (ex instanceof RuntimeException<a name="line.431"></a> -<span class="sourceLineNo">432</span> && ex.getCause() != null && ex.getCause() instanceof IOException) {<a name="line.432"></a> -<span class="sourceLineNo">433</span> ioEx = (IOException)ex.getCause();<a name="line.433"></a> -<span class="sourceLineNo">434</span> }<a name="line.434"></a> -<span class="sourceLineNo">435</span> if (ioEx != null) {<a name="line.435"></a> -<span class="sourceLineNo">436</span> if (ioEx.getMessage().contains("EOF")) return ioEx;<a name="line.436"></a> -<span class="sourceLineNo">437</span> return null;<a name="line.437"></a> -<span class="sourceLineNo">438</span> }<a name="line.438"></a> -<span class="sourceLineNo">439</span> return null;<a name="line.439"></a> -<span class="sourceLineNo">440</span> }<a name="line.440"></a> -<span class="sourceLineNo">441</span><a name="line.441"></a> -<span class="sourceLineNo">442</span> @Override<a name="line.442"></a> -<span class="sourceLineNo">443</span> protected void seekOnFs(long pos) throws IOException {<a name="line.443"></a> -<span class="sourceLineNo">444</span> this.inputStream.seek(pos);<a name="line.444"></a> -<span class="sourceLineNo">445</span> }<a name="line.445"></a> -<span class="sourceLineNo">446</span>}<a name="line.446"></a> +<span class="sourceLineNo">370</span> LOG.trace("WALKey has no KVs that follow it; trying the next one. current offset=" + this.inputStream.getPos());<a name="line.370"></a> +<span class="sourceLineNo">371</span> }<a name="line.371"></a> +<span class="sourceLineNo">372</span> continue;<a name="line.372"></a> +<span class="sourceLineNo">373</span> }<a name="line.373"></a> +<span class="sourceLineNo">374</span> int expectedCells = walKey.getFollowingKvCount();<a name="line.374"></a> +<span class="sourceLineNo">375</span> long posBefore = this.inputStream.getPos();<a name="line.375"></a> +<span class="sourceLineNo">376</span> try {<a name="line.376"></a> +<span class="sourceLineNo">377</span> int actualCells = entry.getEdit().readFromCells(cellDecoder, expectedCells);<a name="line.377"></a> +<span class="sourceLineNo">378</span> if (expectedCells != actualCells) {<a name="line.378"></a> +<span class="sourceLineNo">379</span> throw new EOFException("Only read " + actualCells); // other info added in catch<a name="line.379"></a> +<span class="sourceLineNo">380</span> }<a name="line.380"></a> +<span class="sourceLineNo">381</span> } catch (Exception ex) {<a name="line.381"></a> +<span class="sourceLineNo">382</span> String posAfterStr = "<unknown>";<a name="line.382"></a> +<span class="sourceLineNo">383</span> try {<a name="line.383"></a> +<span class="sourceLineNo">384</span> posAfterStr = this.inputStream.getPos() + "";<a name="line.384"></a> +<span class="sourceLineNo">385</span> } catch (Throwable t) {<a name="line.385"></a> +<span class="sourceLineNo">386</span> if (LOG.isTraceEnabled()) {<a name="line.386"></a> +<span class="sourceLineNo">387</span> LOG.trace("Error getting pos for error message - ignoring", t);<a name="line.387"></a> +<span class="sourceLineNo">388</span> }<a name="line.388"></a> +<span class="sourceLineNo">389</span> }<a name="line.389"></a> +<span class="sourceLineNo">390</span> String message = " while reading " + expectedCells + " WAL KVs; started reading at "<a name="line.390"></a> +<span class="sourceLineNo">391</span> + posBefore + " and read up to " + posAfterStr;<a name="line.391"></a> +<span class="sourceLineNo">392</span> IOException realEofEx = extractHiddenEof(ex);<a name="line.392"></a> +<span class="sourceLineNo">393</span> throw (EOFException) new EOFException("EOF " + message).<a name="line.393"></a> +<span class="sourceLineNo">394</span> initCause(realEofEx != null ? realEofEx : ex);<a name="line.394"></a> +<span class="sourceLineNo">395</span> }<a name="line.395"></a> +<span class="sourceLineNo">396</span> if (trailerPresent && this.inputStream.getPos() > this.walEditsStopOffset) {<a name="line.396"></a> +<span class="sourceLineNo">397</span> LOG.error("Read WALTrailer while reading WALEdits. wal: " + this.path<a name="line.397"></a> +<span class="sourceLineNo">398</span> + ", inputStream.getPos(): " + this.inputStream.getPos() + ", walEditsStopOffset: "<a name="line.398"></a> +<span class="sourceLineNo">399</span> + this.walEditsStopOffset);<a name="line.399"></a> +<span class="sourceLineNo">400</span> throw new EOFException("Read WALTrailer while reading WALEdits");<a name="line.400"></a> +<span class="sourceLineNo">401</span> }<a name="line.401"></a> +<span class="sourceLineNo">402</span> } catch (EOFException eof) {<a name="line.402"></a> +<span class="sourceLineNo">403</span> // If originalPosition is < 0, it is rubbish and we cannot use it (probably local fs)<a name="line.403"></a> +<span class="sourceLineNo">404</span> if (originalPosition < 0) {<a name="line.404"></a> +<span class="sourceLineNo">405</span> if (LOG.isTraceEnabled()) {<a name="line.405"></a> +<span class="sourceLineNo">406</span> LOG.trace("Encountered a malformed edit, but can't seek back to last good position because originalPosition is negative. last offset=" + this.inputStream.getPos(), eof);<a name="line.406"></a> +<span class="sourceLineNo">407</span> }<a name="line.407"></a> +<span class="sourceLineNo">408</span> throw eof;<a name="line.408"></a> +<span class="sourceLineNo">409</span> }<a name="line.409"></a> +<span class="sourceLineNo">410</span> // Else restore our position to original location in hope that next time through we will<a name="line.410"></a> +<span class="sourceLineNo">411</span> // read successfully.<a name="line.411"></a> +<span class="sourceLineNo">412</span> if (LOG.isTraceEnabled()) {<a name="line.412"></a> +<span class="sourceLineNo">413</span> LOG.trace("Encountered a malformed edit, seeking back to last good position in file, from "+ inputStream.getPos()+" to " + originalPosition, eof);<a name="line.413"></a> +<span class="sourceLineNo">414</span> }<a name="line.414"></a> +<span class="sourceLineNo">415</span> seekOnFs(originalPosition);<a name="line.415"></a> +<span class="sourceLineNo">416</span> return false;<a name="line.416"></a> +<span class="sourceLineNo">417</span> }<a name="line.417"></a> +<span class="sourceLineNo">418</span> return true;<a name="line.418"></a> +<span class="sourceLineNo">419</span> }<a name="line.419"></a> +<span class="sourceLineNo">420</span> }<a name="line.420"></a> +<span class="sourceLineNo">421</span><a name="line.421"></a> +<span class="sourceLineNo">422</span> private IOException extractHiddenEof(Exception ex) {<a name="line.422"></a> +<span class="sourceLineNo">423</span> // There are two problems we are dealing with here. Hadoop stream throws generic exception<a name="line.423"></a> +<span class="sourceLineNo">424</span> // for EOF, not EOFException; and scanner further hides it inside RuntimeException.<a name="line.424"></a> +<span class="sourceLineNo">425</span> IOException ioEx = null;<a name="line.425"></a> +<span class="sourceLineNo">426</span> if (ex instanceof EOFException) {<a name="line.426"></a> +<span class="sourceLineNo">427</span> return (EOFException)ex;<a name="line.427"></a> +<span class="sourceLineNo">428</span> } else if (ex instanceof IOException) {<a name="line.428"></a> +<span class="sourceLineNo">429</span> ioEx = (IOException)ex;<a name="line.429"></a> +<span class="sourceLineNo">430</span> } else if (ex instanceof RuntimeException<a name="line.430"></a> +<span class="sourceLineNo">431</span> && ex.getCause() != null && ex.getCause() instanceof IOException) {<a name="line.431"></a> +<span class="sourceLineNo">432</span> ioEx = (IOException)ex.getCause();<a name="line.432"></a> +<span class="sourceLineNo">433</span> }<a name="line.433"></a> +<span class="sourceLineNo">434</span> if (ioEx != null) {<a name="line.434"></a> +<span class="sourceLineNo">435</span> if (ioEx.getMessage().contains("EOF")) return ioEx;<a name="line.435"></a> +<span class="sourceLineNo">436</span> return null;<a name="line.436"></a> +<span class="sourceLineNo">437</span> }<a name="line.437"></a> +<span class="sourceLineNo">438</span> return null;<a name="line.438"></a> +<span class="sourceLineNo">439</span> }<a name="line.439"></a> +<span class="sourceLineNo">440</span><a name="line.440"></a> +<span class="sourceLineNo">441</span> @Override<a name="line.441"></a> +<span class="sourceLineNo">442</span> protected void seekOnFs(long pos) throws IOException {<a name="line.442"></a> +<span class="sourceLineNo">443</span> this.inputStream.seek(pos);<a name="line.443"></a> +<span class="sourceLineNo">444</span> }<a name="line.444"></a> +<span class="sourceLineNo">445</span>}<a name="line.445"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/fa7d6c0c/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrResult.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrResult.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrResult.html index b407bcf..dcb6354 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrResult.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.WALHdrResult.html @@ -47,7 +47,7 @@ <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.39"></a> <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos;<a name="line.40"></a> <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALHeader.Builder;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALEdit;<a name="line.42"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey;<a name="line.42"></a> <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALTrailer;<a name="line.43"></a> <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.44"></a> <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.45"></a> @@ -341,7 +341,7 @@ <span class="sourceLineNo">333</span> }<a name="line.333"></a> <span class="sourceLineNo">334</span> return false;<a name="line.334"></a> <span class="sourceLineNo">335</span> }<a name="line.335"></a> -<span class="sourceLineNo">336</span> WALEdit.Builder builder = WALEdit.newBuilder();<a name="line.336"></a> +<span class="sourceLineNo">336</span> WALKey.Builder builder = WALKey.newBuilder();<a name="line.336"></a> <span class="sourceLineNo">337</span> long size = 0;<a name="line.337"></a> <span class="sourceLineNo">338</span> try {<a name="line.338"></a> <span class="sourceLineNo">339</span> long available = -1;<a name="line.339"></a> @@ -371,87 +371,86 @@ <span class="sourceLineNo">363</span> throw new EOFException("Partial PB while reading WAL, " +<a name="line.363"></a> <span class="sourceLineNo">364</span> "probably an unexpected EOF, ignoring. current offset=" + this.inputStream.getPos());<a name="line.364"></a> <span class="sourceLineNo">365</span> }<a name="line.365"></a> -<span class="sourceLineNo">366</span> WALEdit walKey = builder.build();<a name="line.366"></a> +<span class="sourceLineNo">366</span> WALKey walKey = builder.build();<a name="line.366"></a> <span class="sourceLineNo">367</span> entry.getKey().readFieldsFromPb(walKey, this.byteStringUncompressor);<a name="line.367"></a> <span class="sourceLineNo">368</span> if (!walKey.hasFollowingKvCount() || 0 == walKey.getFollowingKvCount()) {<a name="line.368"></a> <span class="sourceLineNo">369</span> if (LOG.isTraceEnabled()) {<a name="line.369"></a> -<span class="sourceLineNo">370</span> LOG.trace("WALKey has no KVs that follow it; trying the next one. current offset=" +<a name="line.370"></a> -<span class="sourceLineNo">371</span> this.inputStream.getPos());<a name="line.371"></a> -<span class="sourceLineNo">372</span> }<a name="line.372"></a> -<span class="sourceLineNo">373</span> continue;<a name="line.373"></a> -<span class="sourceLineNo">374</span> }<a name="line.374"></a> -<span class="sourceLineNo">375</span> int expectedCells = walKey.getFollowingKvCount();<a name="line.375"></a> -<span class="sourceLineNo">376</span> long posBefore = this.inputStream.getPos();<a name="line.376"></a> -<span class="sourceLineNo">377</span> try {<a name="line.377"></a> -<span class="sourceLineNo">378</span> int actualCells = entry.getEdit().readFromCells(cellDecoder, expectedCells);<a name="line.378"></a> -<span class="sourceLineNo">379</span> if (expectedCells != actualCells) {<a name="line.379"></a> -<span class="sourceLineNo">380</span> throw new EOFException("Only read " + actualCells); // other info added in catch<a name="line.380"></a> -<span class="sourceLineNo">381</span> }<a name="line.381"></a> -<span class="sourceLineNo">382</span> } catch (Exception ex) {<a name="line.382"></a> -<span class="sourceLineNo">383</span> String posAfterStr = "<unknown>";<a name="line.383"></a> -<span class="sourceLineNo">384</span> try {<a name="line.384"></a> -<span class="sourceLineNo">385</span> posAfterStr = this.inputStream.getPos() + "";<a name="line.385"></a> -<span class="sourceLineNo">386</span> } catch (Throwable t) {<a name="line.386"></a> -<span class="sourceLineNo">387</span> if (LOG.isTraceEnabled()) {<a name="line.387"></a> -<span class="sourceLineNo">388</span> LOG.trace("Error getting pos for error message - ignoring", t);<a name="line.388"></a> -<span class="sourceLineNo">389</span> }<a name="line.389"></a> -<span class="sourceLineNo">390</span> }<a name="line.390"></a> -<span class="sourceLineNo">391</span> String message = " while reading " + expectedCells + " WAL KVs; started reading at "<a name="line.391"></a> -<span class="sourceLineNo">392</span> + posBefore + " and read up to " + posAfterStr;<a name="line.392"></a> -<span class="sourceLineNo">393</span> IOException realEofEx = extractHiddenEof(ex);<a name="line.393"></a> -<span class="sourceLineNo">394</span> throw (EOFException) new EOFException("EOF " + message).<a name="line.394"></a> -<span class="sourceLineNo">395</span> initCause(realEofEx != null ? realEofEx : ex);<a name="line.395"></a> -<span class="sourceLineNo">396</span> }<a name="line.396"></a> -<span class="sourceLineNo">397</span> if (trailerPresent && this.inputStream.getPos() > this.walEditsStopOffset) {<a name="line.397"></a> -<span class="sourceLineNo">398</span> LOG.error("Read WALTrailer while reading WALEdits. wal: " + this.path<a name="line.398"></a> -<span class="sourceLineNo">399</span> + ", inputStream.getPos(): " + this.inputStream.getPos() + ", walEditsStopOffset: "<a name="line.399"></a> -<span class="sourceLineNo">400</span> + this.walEditsStopOffset);<a name="line.400"></a> -<span class="sourceLineNo">401</span> throw new EOFException("Read WALTrailer while reading WALEdits");<a name="line.401"></a> -<span class="sourceLineNo">402</span> }<a name="line.402"></a> -<span class="sourceLineNo">403</span> } catch (EOFException eof) {<a name="line.403"></a> -<span class="sourceLineNo">404</span> // If originalPosition is < 0, it is rubbish and we cannot use it (probably local fs)<a name="line.404"></a> -<span class="sourceLineNo">405</span> if (originalPosition < 0) {<a name="line.405"></a> -<span class="sourceLineNo">406</span> if (LOG.isTraceEnabled()) {<a name="line.406"></a> -<span class="sourceLineNo">407</span> LOG.trace("Encountered a malformed edit, but can't seek back to last good position because originalPosition is negative. last offset=" + this.inputStream.getPos(), eof);<a name="line.407"></a> -<span class="sourceLineNo">408</span> }<a name="line.408"></a> -<span class="sourceLineNo">409</span> throw eof;<a name="line.409"></a> -<span class="sourceLineNo">410</span> }<a name="line.410"></a> -<span class="sourceLineNo">411</span> // Else restore our position to original location in hope that next time through we will<a name="line.411"></a> -<span class="sourceLineNo">412</span> // read successfully.<a name="line.412"></a> -<span class="sourceLineNo">413</span> if (LOG.isTraceEnabled()) {<a name="line.413"></a> -<span class="sourceLineNo">414</span> LOG.trace("Encountered a malformed edit, seeking back to last good position in file, from "+ inputStream.getPos()+" to " + originalPosition, eof);<a name="line.414"></a> -<span class="sourceLineNo">415</span> }<a name="line.415"></a> -<span class="sourceLineNo">416</span> seekOnFs(originalPosition);<a name="line.416"></a> -<span class="sourceLineNo">417</span> return false;<a name="line.417"></a> -<span class="sourceLineNo">418</span> }<a name="line.418"></a> -<span class="sourceLineNo">419</span> return true;<a name="line.419"></a> -<span class="sourceLineNo">420</span> }<a name="line.420"></a> -<span class="sourceLineNo">421</span> }<a name="line.421"></a> -<span class="sourceLineNo">422</span><a name="line.422"></a> -<span class="sourceLineNo">423</span> private IOException extractHiddenEof(Exception ex) {<a name="line.423"></a> -<span class="sourceLineNo">424</span> // There are two problems we are dealing with here. Hadoop stream throws generic exception<a name="line.424"></a> -<span class="sourceLineNo">425</span> // for EOF, not EOFException; and scanner further hides it inside RuntimeException.<a name="line.425"></a> -<span class="sourceLineNo">426</span> IOException ioEx = null;<a name="line.426"></a> -<span class="sourceLineNo">427</span> if (ex instanceof EOFException) {<a name="line.427"></a> -<span class="sourceLineNo">428</span> return (EOFException)ex;<a name="line.428"></a> -<span class="sourceLineNo">429</span> } else if (ex instanceof IOException) {<a name="line.429"></a> -<span class="sourceLineNo">430</span> ioEx = (IOException)ex;<a name="line.430"></a> -<span class="sourceLineNo">431</span> } else if (ex instanceof RuntimeException<a name="line.431"></a> -<span class="sourceLineNo">432</span> && ex.getCause() != null && ex.getCause() instanceof IOException) {<a name="line.432"></a> -<span class="sourceLineNo">433</span> ioEx = (IOException)ex.getCause();<a name="line.433"></a> -<span class="sourceLineNo">434</span> }<a name="line.434"></a> -<span class="sourceLineNo">435</span> if (ioEx != null) {<a name="line.435"></a> -<span class="sourceLineNo">436</span> if (ioEx.getMessage().contains("EOF")) return ioEx;<a name="line.436"></a> -<span class="sourceLineNo">437</span> return null;<a name="line.437"></a> -<span class="sourceLineNo">438</span> }<a name="line.438"></a> -<span class="sourceLineNo">439</span> return null;<a name="line.439"></a> -<span class="sourceLineNo">440</span> }<a name="line.440"></a> -<span class="sourceLineNo">441</span><a name="line.441"></a> -<span class="sourceLineNo">442</span> @Override<a name="line.442"></a> -<span class="sourceLineNo">443</span> protected void seekOnFs(long pos) throws IOException {<a name="line.443"></a> -<span class="sourceLineNo">444</span> this.inputStream.seek(pos);<a name="line.444"></a> -<span class="sourceLineNo">445</span> }<a name="line.445"></a> -<span class="sourceLineNo">446</span>}<a name="line.446"></a> +<span class="sourceLineNo">370</span> LOG.trace("WALKey has no KVs that follow it; trying the next one. current offset=" + this.inputStream.getPos());<a name="line.370"></a> +<span class="sourceLineNo">371</span> }<a name="line.371"></a> +<span class="sourceLineNo">372</span> continue;<a name="line.372"></a> +<span class="sourceLineNo">373</span> }<a name="line.373"></a> +<span class="sourceLineNo">374</span> int expectedCells = walKey.getFollowingKvCount();<a name="line.374"></a> +<span class="sourceLineNo">375</span> long posBefore = this.inputStream.getPos();<a name="line.375"></a> +<span class="sourceLineNo">376</span> try {<a name="line.376"></a> +<span class="sourceLineNo">377</span> int actualCells = entry.getEdit().readFromCells(cellDecoder, expectedCells);<a name="line.377"></a> +<span class="sourceLineNo">378</span> if (expectedCells != actualCells) {<a name="line.378"></a> +<span class="sourceLineNo">379</span> throw new EOFException("Only read " + actualCells); // other info added in catch<a name="line.379"></a> +<span class="sourceLineNo">380</span> }<a name="line.380"></a> +<span class="sourceLineNo">381</span> } catch (Exception ex) {<a name="line.381"></a> +<span class="sourceLineNo">382</span> String posAfterStr = "<unknown>";<a name="line.382"></a> +<span class="sourceLineNo">383</span> try {<a name="line.383"></a> +<span class="sourceLineNo">384</span> posAfterStr = this.inputStream.getPos() + "";<a name="line.384"></a> +<span class="sourceLineNo">385</span> } catch (Throwable t) {<a name="line.385"></a> +<span class="sourceLineNo">386</span> if (LOG.isTraceEnabled()) {<a name="line.386"></a> +<span class="sourceLineNo">387</span> LOG.trace("Error getting pos for error message - ignoring", t);<a name="line.387"></a> +<span class="sourceLineNo">388</span> }<a name="line.388"></a> +<span class="sourceLineNo">389</span> }<a name="line.389"></a> +<span class="sourceLineNo">390</span> String message = " while reading " + expectedCells + " WAL KVs; started reading at "<a name="line.390"></a> +<span class="sourceLineNo">391</span> + posBefore + " and read up to " + posAfterStr;<a name="line.391"></a> +<span class="sourceLineNo">392</span> IOException realEofEx = extractHiddenEof(ex);<a name="line.392"></a> +<span class="sourceLineNo">393</span> throw (EOFException) new EOFException("EOF " + message).<a name="line.393"></a> +<span class="sourceLineNo">394</span> initCause(realEofEx != null ? realEofEx : ex);<a name="line.394"></a> +<span class="sourceLineNo">395</span> }<a name="line.395"></a> +<span class="sourceLineNo">396</span> if (trailerPresent && this.inputStream.getPos() > this.walEditsStopOffset) {<a name="line.396"></a> +<span class="sourceLineNo">397</span> LOG.error("Read WALTrailer while reading WALEdits. wal: " + this.path<a name="line.397"></a> +<span class="sourceLineNo">398</span> + ", inputStream.getPos(): " + this.inputStream.getPos() + ", walEditsStopOffset: "<a name="line.398"></a> +<span class="sourceLineNo">399</span> + this.walEditsStopOffset);<a name="line.399"></a> +<span class="sourceLineNo">400</span> throw new EOFException("Read WALTrailer while reading WALEdits");<a name="line.400"></a> +<span class="sourceLineNo">401</span> }<a name="line.401"></a> +<span class="sourceLineNo">402</span> } catch (EOFException eof) {<a name="line.402"></a> +<span class="sourceLineNo">403</span> // If originalPosition is < 0, it is rubbish and we cannot use it (probably local fs)<a name="line.403"></a> +<span class="sourceLineNo">404</span> if (originalPosition < 0) {<a name="line.404"></a> +<span class="sourceLineNo">405</span> if (LOG.isTraceEnabled()) {<a name="line.405"></a> +<span class="sourceLineNo">406</span> LOG.trace("Encountered a malformed edit, but can't seek back to last good position because originalPosition is negative. last offset=" + this.inputStream.getPos(), eof);<a name="line.406"></a> +<span class="sourceLineNo">407</span> }<a name="line.407"></a> +<span class="sourceLineNo">408</span> throw eof;<a name="line.408"></a> +<span class="sourceLineNo">409</span> }<a name="line.409"></a> +<span class="sourceLineNo">410</span> // Else restore our position to original location in hope that next time through we will<a name="line.410"></a> +<span class="sourceLineNo">411</span> // read successfully.<a name="line.411"></a> +<span class="sourceLineNo">412</span> if (LOG.isTraceEnabled()) {<a name="line.412"></a> +<span class="sourceLineNo">413</span> LOG.trace("Encountered a malformed edit, seeking back to last good position in file, from "+ inputStream.getPos()+" to " + originalPosition, eof);<a name="line.413"></a> +<span class="sourceLineNo">414</span> }<a name="line.414"></a> +<span class="sourceLineNo">415</span> seekOnFs(originalPosition);<a name="line.415"></a> +<span class="sourceLineNo">416</span> return false;<a name="line.416"></a> +<span class="sourceLineNo">417</span> }<a name="line.417"></a> +<span class="sourceLineNo">418</span> return true;<a name="line.418"></a> +<span class="sourceLineNo">419</span> }<a name="line.419"></a> +<span class="sourceLineNo">420</span> }<a name="line.420"></a> +<span class="sourceLineNo">421</span><a name="line.421"></a> +<span class="sourceLineNo">422</span> private IOException extractHiddenEof(Exception ex) {<a name="line.422"></a> +<span class="sourceLineNo">423</span> // There are two problems we are dealing with here. Hadoop stream throws generic exception<a name="line.423"></a> +<span class="sourceLineNo">424</span> // for EOF, not EOFException; and scanner further hides it inside RuntimeException.<a name="line.424"></a> +<span class="sourceLineNo">425</span> IOException ioEx = null;<a name="line.425"></a> +<span class="sourceLineNo">426</span> if (ex instanceof EOFException) {<a name="line.426"></a> +<span class="sourceLineNo">427</span> return (EOFException)ex;<a name="line.427"></a> +<span class="sourceLineNo">428</span> } else if (ex instanceof IOException) {<a name="line.428"></a> +<span class="sourceLineNo">429</span> ioEx = (IOException)ex;<a name="line.429"></a> +<span class="sourceLineNo">430</span> } else if (ex instanceof RuntimeException<a name="line.430"></a> +<span class="sourceLineNo">431</span> && ex.getCause() != null && ex.getCause() instanceof IOException) {<a name="line.431"></a> +<span class="sourceLineNo">432</span> ioEx = (IOException)ex.getCause();<a name="line.432"></a> +<span class="sourceLineNo">433</span> }<a name="line.433"></a> +<span class="sourceLineNo">434</span> if (ioEx != null) {<a name="line.434"></a> +<span class="sourceLineNo">435</span> if (ioEx.getMessage().contains("EOF")) return ioEx;<a name="line.435"></a> +<span class="sourceLineNo">436</span> return null;<a name="line.436"></a> +<span class="sourceLineNo">437</span> }<a name="line.437"></a> +<span class="sourceLineNo">438</span> return null;<a name="line.438"></a> +<span class="sourceLineNo">439</span> }<a name="line.439"></a> +<span class="sourceLineNo">440</span><a name="line.440"></a> +<span class="sourceLineNo">441</span> @Override<a name="line.441"></a> +<span class="sourceLineNo">442</span> protected void seekOnFs(long pos) throws IOException {<a name="line.442"></a> +<span class="sourceLineNo">443</span> this.inputStream.seek(pos);<a name="line.443"></a> +<span class="sourceLineNo">444</span> }<a name="line.444"></a> +<span class="sourceLineNo">445</span>}<a name="line.445"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/fa7d6c0c/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.html index b407bcf..dcb6354 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.html @@ -47,7 +47,7 @@ <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.39"></a> <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos;<a name="line.40"></a> <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALHeader.Builder;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALEdit;<a name="line.42"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey;<a name="line.42"></a> <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALTrailer;<a name="line.43"></a> <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.44"></a> <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.45"></a> @@ -341,7 +341,7 @@ <span class="sourceLineNo">333</span> }<a name="line.333"></a> <span class="sourceLineNo">334</span> return false;<a name="line.334"></a> <span class="sourceLineNo">335</span> }<a name="line.335"></a> -<span class="sourceLineNo">336</span> WALEdit.Builder builder = WALEdit.newBuilder();<a name="line.336"></a> +<span class="sourceLineNo">336</span> WALKey.Builder builder = WALKey.newBuilder();<a name="line.336"></a> <span class="sourceLineNo">337</span> long size = 0;<a name="line.337"></a> <span class="sourceLineNo">338</span> try {<a name="line.338"></a> <span class="sourceLineNo">339</span> long available = -1;<a name="line.339"></a> @@ -371,87 +371,86 @@ <span class="sourceLineNo">363</span> throw new EOFException("Partial PB while reading WAL, " +<a name="line.363"></a> <span class="sourceLineNo">364</span> "probably an unexpected EOF, ignoring. current offset=" + this.inputStream.getPos());<a name="line.364"></a> <span class="sourceLineNo">365</span> }<a name="line.365"></a> -<span class="sourceLineNo">366</span> WALEdit walKey = builder.build();<a name="line.366"></a> +<span class="sourceLineNo">366</span> WALKey walKey = builder.build();<a name="line.366"></a> <span class="sourceLineNo">367</span> entry.getKey().readFieldsFromPb(walKey, this.byteStringUncompressor);<a name="line.367"></a> <span class="sourceLineNo">368</span> if (!walKey.hasFollowingKvCount() || 0 == walKey.getFollowingKvCount()) {<a name="line.368"></a> <span class="sourceLineNo">369</span> if (LOG.isTraceEnabled()) {<a name="line.369"></a> -<span class="sourceLineNo">370</span> LOG.trace("WALKey has no KVs that follow it; trying the next one. current offset=" +<a name="line.370"></a> -<span class="sourceLineNo">371</span> this.inputStream.getPos());<a name="line.371"></a> -<span class="sourceLineNo">372</span> }<a name="line.372"></a> -<span class="sourceLineNo">373</span> continue;<a name="line.373"></a> -<span class="sourceLineNo">374</span> }<a name="line.374"></a> -<span class="sourceLineNo">375</span> int expectedCells = walKey.getFollowingKvCount();<a name="line.375"></a> -<span class="sourceLineNo">376</span> long posBefore = this.inputStream.getPos();<a name="line.376"></a> -<span class="sourceLineNo">377</span> try {<a name="line.377"></a> -<span class="sourceLineNo">378</span> int actualCells = entry.getEdit().readFromCells(cellDecoder, expectedCells);<a name="line.378"></a> -<span class="sourceLineNo">379</span> if (expectedCells != actualCells) {<a name="line.379"></a> -<span class="sourceLineNo">380</span> throw new EOFException("Only read " + actualCells); // other info added in catch<a name="line.380"></a> -<span class="sourceLineNo">381</span> }<a name="line.381"></a> -<span class="sourceLineNo">382</span> } catch (Exception ex) {<a name="line.382"></a> -<span class="sourceLineNo">383</span> String posAfterStr = "<unknown>";<a name="line.383"></a> -<span class="sourceLineNo">384</span> try {<a name="line.384"></a> -<span class="sourceLineNo">385</span> posAfterStr = this.inputStream.getPos() + "";<a name="line.385"></a> -<span class="sourceLineNo">386</span> } catch (Throwable t) {<a name="line.386"></a> -<span class="sourceLineNo">387</span> if (LOG.isTraceEnabled()) {<a name="line.387"></a> -<span class="sourceLineNo">388</span> LOG.trace("Error getting pos for error message - ignoring", t);<a name="line.388"></a> -<span class="sourceLineNo">389</span> }<a name="line.389"></a> -<span class="sourceLineNo">390</span> }<a name="line.390"></a> -<span class="sourceLineNo">391</span> String message = " while reading " + expectedCells + " WAL KVs; started reading at "<a name="line.391"></a> -<span class="sourceLineNo">392</span> + posBefore + " and read up to " + posAfterStr;<a name="line.392"></a> -<span class="sourceLineNo">393</span> IOException realEofEx = extractHiddenEof(ex);<a name="line.393"></a> -<span class="sourceLineNo">394</span> throw (EOFException) new EOFException("EOF " + message).<a name="line.394"></a> -<span class="sourceLineNo">395</span> initCause(realEofEx != null ? realEofEx : ex);<a name="line.395"></a> -<span class="sourceLineNo">396</span> }<a name="line.396"></a> -<span class="sourceLineNo">397</span> if (trailerPresent && this.inputStream.getPos() > this.walEditsStopOffset) {<a name="line.397"></a> -<span class="sourceLineNo">398</span> LOG.error("Read WALTrailer while reading WALEdits. wal: " + this.path<a name="line.398"></a> -<span class="sourceLineNo">399</span> + ", inputStream.getPos(): " + this.inputStream.getPos() + ", walEditsStopOffset: "<a name="line.399"></a> -<span class="sourceLineNo">400</span> + this.walEditsStopOffset);<a name="line.400"></a> -<span class="sourceLineNo">401</span> throw new EOFException("Read WALTrailer while reading WALEdits");<a name="line.401"></a> -<span class="sourceLineNo">402</span> }<a name="line.402"></a> -<span class="sourceLineNo">403</span> } catch (EOFException eof) {<a name="line.403"></a> -<span class="sourceLineNo">404</span> // If originalPosition is < 0, it is rubbish and we cannot use it (probably local fs)<a name="line.404"></a> -<span class="sourceLineNo">405</span> if (originalPosition < 0) {<a name="line.405"></a> -<span class="sourceLineNo">406</span> if (LOG.isTraceEnabled()) {<a name="line.406"></a> -<span class="sourceLineNo">407</span> LOG.trace("Encountered a malformed edit, but can't seek back to last good position because originalPosition is negative. last offset=" + this.inputStream.getPos(), eof);<a name="line.407"></a> -<span class="sourceLineNo">408</span> }<a name="line.408"></a> -<span class="sourceLineNo">409</span> throw eof;<a name="line.409"></a> -<span class="sourceLineNo">410</span> }<a name="line.410"></a> -<span class="sourceLineNo">411</span> // Else restore our position to original location in hope that next time through we will<a name="line.411"></a> -<span class="sourceLineNo">412</span> // read successfully.<a name="line.412"></a> -<span class="sourceLineNo">413</span> if (LOG.isTraceEnabled()) {<a name="line.413"></a> -<span class="sourceLineNo">414</span> LOG.trace("Encountered a malformed edit, seeking back to last good position in file, from "+ inputStream.getPos()+" to " + originalPosition, eof);<a name="line.414"></a> -<span class="sourceLineNo">415</span> }<a name="line.415"></a> -<span class="sourceLineNo">416</span> seekOnFs(originalPosition);<a name="line.416"></a> -<span class="sourceLineNo">417</span> return false;<a name="line.417"></a> -<span class="sourceLineNo">418</span> }<a name="line.418"></a> -<span class="sourceLineNo">419</span> return true;<a name="line.419"></a> -<span class="sourceLineNo">420</span> }<a name="line.420"></a> -<span class="sourceLineNo">421</span> }<a name="line.421"></a> -<span class="sourceLineNo">422</span><a name="line.422"></a> -<span class="sourceLineNo">423</span> private IOException extractHiddenEof(Exception ex) {<a name="line.423"></a> -<span class="sourceLineNo">424</span> // There are two problems we are dealing with here. 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realEofEx : ex);<a name="line.394"></a> +<span class="sourceLineNo">395</span> }<a name="line.395"></a> +<span class="sourceLineNo">396</span> if (trailerPresent && this.inputStream.getPos() > this.walEditsStopOffset) {<a name="line.396"></a> +<span class="sourceLineNo">397</span> LOG.error("Read WALTrailer while reading WALEdits. wal: " + this.path<a name="line.397"></a> +<span class="sourceLineNo">398</span> + ", inputStream.getPos(): " + this.inputStream.getPos() + ", walEditsStopOffset: "<a name="line.398"></a> +<span class="sourceLineNo">399</span> + this.walEditsStopOffset);<a name="line.399"></a> +<span class="sourceLineNo">400</span> throw new EOFException("Read WALTrailer while reading WALEdits");<a name="line.400"></a> +<span class="sourceLineNo">401</span> }<a name="line.401"></a> +<span class="sourceLineNo">402</span> } catch (EOFException eof) {<a name="line.402"></a> +<span class="sourceLineNo">403</span> // If originalPosition is < 0, it is rubbish and we cannot use it (probably local fs)<a name="line.403"></a> +<span class="sourceLineNo">404</span> if (originalPosition < 0) {<a name="line.404"></a> +<span class="sourceLineNo">405</span> if (LOG.isTraceEnabled()) {<a name="line.405"></a> +<span class="sourceLineNo">406</span> LOG.trace("Encountered a malformed edit, but can't seek back to last good position because originalPosition is negative. last offset=" + this.inputStream.getPos(), eof);<a name="line.406"></a> +<span class="sourceLineNo">407</span> }<a name="line.407"></a> +<span class="sourceLineNo">408</span> throw eof;<a name="line.408"></a> +<span class="sourceLineNo">409</span> }<a name="line.409"></a> +<span class="sourceLineNo">410</span> // Else restore our position to original location in hope that next time through we will<a name="line.410"></a> +<span class="sourceLineNo">411</span> // read successfully.<a name="line.411"></a> +<span class="sourceLineNo">412</span> if (LOG.isTraceEnabled()) {<a name="line.412"></a> +<span class="sourceLineNo">413</span> LOG.trace("Encountered a malformed edit, seeking back to last good position in file, from "+ inputStream.getPos()+" to " + originalPosition, eof);<a name="line.413"></a> +<span class="sourceLineNo">414</span> }<a name="line.414"></a> +<span class="sourceLineNo">415</span> seekOnFs(originalPosition);<a name="line.415"></a> +<span class="sourceLineNo">416</span> return false;<a name="line.416"></a> +<span class="sourceLineNo">417</span> }<a name="line.417"></a> +<span class="sourceLineNo">418</span> return true;<a name="line.418"></a> +<span class="sourceLineNo">419</span> }<a name="line.419"></a> +<span class="sourceLineNo">420</span> }<a name="line.420"></a> +<span class="sourceLineNo">421</span><a name="line.421"></a> +<span class="sourceLineNo">422</span> private IOException extractHiddenEof(Exception ex) {<a name="line.422"></a> +<span class="sourceLineNo">423</span> // There are two problems we are dealing with here. Hadoop stream throws generic exception<a name="line.423"></a> +<span class="sourceLineNo">424</span> // for EOF, not EOFException; and scanner further hides it inside RuntimeException.<a name="line.424"></a> +<span class="sourceLineNo">425</span> IOException ioEx = null;<a name="line.425"></a> +<span class="sourceLineNo">426</span> if (ex instanceof EOFException) {<a name="line.426"></a> +<span class="sourceLineNo">427</span> return (EOFException)ex;<a name="line.427"></a> +<span class="sourceLineNo">428</span> } else if (ex instanceof IOException) {<a name="line.428"></a> +<span class="sourceLineNo">429</span> ioEx = (IOException)ex;<a name="line.429"></a> +<span class="sourceLineNo">430</span> } else if (ex instanceof RuntimeException<a name="line.430"></a> +<span class="sourceLineNo">431</span> && ex.getCause() != null && ex.getCause() instanceof IOException) {<a name="line.431"></a> +<span class="sourceLineNo">432</span> ioEx = (IOException)ex.getCause();<a name="line.432"></a> +<span class="sourceLineNo">433</span> }<a name="line.433"></a> +<span class="sourceLineNo">434</span> if (ioEx != null) {<a name="line.434"></a> +<span class="sourceLineNo">435</span> if (ioEx.getMessage().contains("EOF")) return ioEx;<a name="line.435"></a> +<span class="sourceLineNo">436</span> return null;<a name="line.436"></a> +<span class="sourceLineNo">437</span> }<a name="line.437"></a> +<span class="sourceLineNo">438</span> return null;<a name="line.438"></a> +<span class="sourceLineNo">439</span> }<a name="line.439"></a> +<span class="sourceLineNo">440</span><a name="line.440"></a> +<span class="sourceLineNo">441</span> @Override<a name="line.441"></a> +<span class="sourceLineNo">442</span> protected void seekOnFs(long pos) throws IOException {<a name="line.442"></a> +<span class="sourceLineNo">443</span> this.inputStream.seek(pos);<a name="line.443"></a> +<span class="sourceLineNo">444</span> }<a name="line.444"></a> +<span class="sourceLineNo">445</span>}<a name="line.445"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/fa7d6c0c/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSink.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSink.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSink.html index 9fae518..113aba0 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSink.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSink.html @@ -167,7 +167,7 @@ <span class="sourceLineNo">159</span><a name="line.159"></a> <span class="sourceLineNo">160</span> for (WALEntry entry : entries) {<a name="line.160"></a> <span class="sourceLineNo">161</span> TableName table =<a name="line.161"></a> -<span class="sourceLineNo">162</span> TableName.valueOf(entry.getEdit().getTableName().toByteArray());<a name="line.162"></a> +<span class="sourceLineNo">162</span> TableName.valueOf(entry.getKey().getTableName().toByteArray());<a name="line.162"></a> <span class="sourceLineNo">163</span> Cell previousCell = null;<a name="line.163"></a> <span class="sourceLineNo">164</span> Mutation m = null;<a name="line.164"></a> <span class="sourceLineNo">165</span> int count = entry.getAssociatedCellCount();<a name="line.165"></a> @@ -191,8 +191,8 @@ <span class="sourceLineNo">183</span> CellUtil.isDelete(cell) ? new Delete(cell.getRowArray(), cell.getRowOffset(),<a name="line.183"></a> <span class="sourceLineNo">184</span> cell.getRowLength()) : new Put(cell.getRowArray(), cell.getRowOffset(),<a name="line.184"></a> <span class="sourceLineNo">185</span> cell.getRowLength());<a name="line.185"></a> -<span class="sourceLineNo">186</span> List<UUID> clusterIds = new ArrayList<>(entry.getEdit().getClusterIdsList().size());<a name="line.186"></a> -<span class="sourceLineNo">187</span> for (HBaseProtos.UUID clusterId : entry.getEdit().getClusterIdsList()) {<a name="line.187"></a> +<span class="sourceLineNo">186</span> List<UUID> clusterIds = new ArrayList<>(entry.getKey().getClusterIdsList().size());<a name="line.186"></a> +<span class="sourceLineNo">187</span> for (HBaseProtos.UUID clusterId : entry.getKey().getClusterIdsList()) {<a name="line.187"></a> <span class="sourceLineNo">188</span> clusterIds.add(toUUID(clusterId));<a name="line.188"></a> <span class="sourceLineNo">189</span> }<a name="line.189"></a> <span class="sourceLineNo">190</span> m.setClusterIds(clusterIds);<a name="line.190"></a> @@ -229,7 +229,7 @@ <span class="sourceLineNo">221</span> }<a name="line.221"></a> <span class="sourceLineNo">222</span><a name="line.222"></a> <span class="sourceLineNo">223</span> int size = entries.size();<a name="line.223"></a> -<span class="sourceLineNo">224</span> this.metrics.setAgeOfLastAppliedOp(entries.get(size - 1).getEdit().getWriteTime());<a name="line.224"></a> +<span class="sourceLineNo">224</span> this.metrics.setAgeOfLastAppliedOp(entries.get(size - 1).getKey().getWriteTime());<a name="line.224"></a> <span class="sourceLineNo">225</span> this.metrics.applyBatch(size + hfilesReplicated, hfilesReplicated);<a name="line.225"></a> <span class="sourceLineNo">226</span> this.totalReplicatedEdits.addAndGet(totalReplicated);<a name="line.226"></a> <span class="sourceLineNo">227</span> } catch (IOException ex) {<a name="line.227"></a>
