Author: reschke
Date: Thu Jul 11 13:22:49 2019
New Revision: 1862925
URL: http://svn.apache.org/viewvc?rev=1862925&view=rev
Log:
OAK-8016: RDBDocumentStore: minor improvements to GZIP compression of BLOB
contents (merged r1852601 into 1.6)
Modified:
jackrabbit/oak/branches/1.6/oak-core/ (props changed)
jackrabbit/oak/branches/1.6/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java
Propchange: jackrabbit/oak/branches/1.6/oak-core/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Thu Jul 11 13:22:49 2019
@@ -3,5 +3,5 @@
/jackrabbit/oak/trunk:1834823
/jackrabbit/oak/trunk/oak-blob-plugins:1819950
/jackrabbit/oak/trunk/oak-core:1781068,1781075,1781248,1781386,1781846,1781907,1782000,1782029,1782196,1782447,1782476,1782770,1782945,1782966,1782973,1782990,1783061,1783066,1783089,1783104-1783105,1783110,1783619,1783720,1783731,1783733,1783738,1783742,1783773,1783855,1783891,1784023,1784034,1784130,1784162,1784251,1784401,1784551,1784574,1784689,1785095,1785108,1785283,1785652,1785838,1785917,1785919,1785946,1786122,1787074,1787145,1787151,1787217,1787425,1788056,1788378,1788387-1788389,1788463,1788476,1788850,1789056,1789441,1789534,1789925,1789940,1789987,1790006,1790013,1790069,1790077,1790079,1790382,1792049,1792463,1792742,1792746,1793013,1793088,1793618,1793627,1793644,1794393,1794417,1794683,1795138,1795314,1795330,1795475,1795488,1795491,1795502,1795594,1795613,1795618,1796144,1796230,1796239,1796274,1796278,1796988,1797378,1798035,1798832,1798834,1799219,1799389,1799393,1799861,1799924,1800269,1800606,1800613,1800974,1801011,1801013,1801118-1801119,1801675,1802260,180226
2,1802286,1802548,1802905,1802934,1802938,1802973,1803026,1803247-1803249,1803951,1803953-1803955,1804437,1805851-1805852,1806668,1807308,1807688,1808125,1808128,1808142,1808240,1808246,1809024,1809026,1809131,1809163,1809178-1809179,1809253,1809255-1809256,1810084,1811380,1811952,1811963,1811986,1814332,1818645,1821325,1821358,1821516,1830160,1840226,1846057,1846162
-/jackrabbit/oak/trunk/oak-store-document:1809866,1811575,1811702,1811709,1811823,1811835,1811931,1812739,1812750,1812753,1814407,1814499,1814579,1815450,1815466,1815940,1816436,1817379,1817772,1818301,1818303,1818903,1818906,1819421,1820199,1820661,1821130,1821178,1821477,1821487,1821617,1821663,1823163,1823169,1824962,1825065,1825442,1825470,1826560,1826833,1828349,1828868,1830048,1830209,1834610,1834823,1838076,1840455,1842089,1848073,1852451,1852492-1852493,1854034,1854455,1854701,1854827,1854930,1859020,1860202
+/jackrabbit/oak/trunk/oak-store-document:1809866,1811575,1811702,1811709,1811823,1811835,1811931,1812739,1812750,1812753,1814407,1814499,1814579,1815450,1815466,1815940,1816436,1817379,1817772,1818301,1818303,1818903,1818906,1819421,1820199,1820661,1821130,1821178,1821477,1821487,1821617,1821663,1823163,1823169,1824962,1825065,1825442,1825470,1826560,1826833,1828349,1828868,1830048,1830209,1834610,1834823,1838076,1840455,1842089,1848073,1852451,1852492-1852493,1852601,1854034,1854455,1854701,1854827,1854930,1859020,1860202
/jackrabbit/trunk/oak-core:1345480
Modified:
jackrabbit/oak/branches/1.6/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java
URL:
http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.6/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java?rev=1862925&r1=1862924&r2=1862925&view=diff
==============================================================================
---
jackrabbit/oak/branches/1.6/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java
(original)
+++
jackrabbit/oak/branches/1.6/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java
Thu Jul 11 13:22:49 2019
@@ -27,6 +27,7 @@ import static org.apache.jackrabbit.oak.
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.IOException;
+import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
@@ -1824,17 +1825,16 @@ public class RDBDocumentStore implements
if (NOGZIP) {
return bytes;
} else {
- try {
- ByteArrayOutputStream bos = new
ByteArrayOutputStream(data.length());
- GZIPOutputStream gos = new GZIPOutputStream(bos) {
- {
- // TODO: make this configurable
- this.def.setLevel(Deflater.BEST_SPEED);
- }
- };
+ ByteArrayOutputStream bos = new ByteArrayOutputStream(bytes.length
/ 2);
+ try (GZIPOutputStream gos = asGZIPOutputStream(bos,
Deflater.BEST_SPEED)) {
gos.write(bytes);
gos.close();
- return bos.toByteArray();
+ byte[] compressedBytes = bos.toByteArray();
+ if (LOG.isTraceEnabled()) {
+ long ratio = (100L * compressedBytes.length) /
bytes.length;
+ LOG.trace("Gzipped {} bytes to {} ({}%)", bytes.length,
compressedBytes.length, ratio);
+ }
+ return compressedBytes;
} catch (IOException ex) {
LOG.error("Error while gzipping contents", ex);
throw new DocumentStoreException(ex);
@@ -1842,6 +1842,13 @@ public class RDBDocumentStore implements
}
}
+ private static GZIPOutputStream asGZIPOutputStream(OutputStream os, final
int level) throws IOException {
+ return new GZIPOutputStream(os) {
+ {
+ this.def.setLevel(level);
+ }
+ };
+ }
@Override
public void setReadWriteMode(String readWriteMode) {
