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Posted to oak-commits@jackrabbit.apache.org by re...@apache.org on 2019/03/20 12:04:19 UTC

svn commit: r1855897 - in /jackrabbit/oak/branches/1.8: ./ oak-commons/src/main/java/org/apache/jackrabbit/oak/commons/sort/StringSort.java

Author: reschke
Date: Wed Mar 20 12:04:19 2019
New Revision: 1855897

URL: http://svn.apache.org/viewvc?rev=1855897&view=rev
Log:
OAK-7547: commons: avoid use of Guava beta APIs in StringSort (ported to 1.8)

Modified:
    jackrabbit/oak/branches/1.8/   (props changed)
    jackrabbit/oak/branches/1.8/oak-commons/src/main/java/org/apache/jackrabbit/oak/commons/sort/StringSort.java

Propchange: jackrabbit/oak/branches/1.8/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Mar 20 12:04:19 2019
@@ -1,3 +1,3 @@
 /jackrabbit/oak/branches/1.0:1665962
-/jackrabbit/oak/trunk:1820660-1820661,1820729,1820734,1820859,1820861,1820878,1820888,1820947,1821027,1821130,1821140-1821141,1821178,1821237,1821240,1821249,1821258,1821325,1821358,1821361-1821362,1821370,1821375,1821393,1821477,1821487,1821516,1821617,1821663,1821665,1821668,1821681,1821847,1821975-1821983,1822121,1822182,1822201,1822207,1822527,1822642,1822723,1822808,1822850,1822934,1823135,1823163,1823169,1823172,1823655,1823669,1824196,1824198,1824253,1824255,1824896,1824962,1825065,1825362,1825381,1825442,1825448,1825466,1825470-1825471,1825475,1825523,1825525,1825561,1825619-1825621,1825651,1825654,1825992,1826079,1826090,1826096,1826216,1826237,1826338,1826516,1826532,1826551,1826560,1826638,1826640,1826730,1826833,1826932,1826957,1827423,1827472,1827486,1827816,1827977,1828349,1828439,1828502,1828529,1828827,1828868,1828948,1829527,1829534,1829546,1829569,1829587,1829665,1829854,1829864,1829978,1829985,1829987,1829998,1830019,1830048,1830160,1830171,1830197,1830209,1830239
 ,1830347,1830748,1830911,1830923,1831157-1831158,1831163,1831190,1831374,1831560,1831689,1832258,1832376,1832379,1832535,1833308,1833347,1833833,1834112,1834117,1834287,1834291,1834302,1834326,1834328,1834336,1834428,1834468,1834483,1834610,1834648-1834649,1834681,1834823,1834857-1834858,1835060,1835518,1835521,1835635,1835642,1835780,1835819,1836082,1836121,1836167-1836168,1836170-1836187,1836189-1836196,1836206,1836487,1836493,1836548,1837057,1837274,1837296,1837326,1837475,1837503,1837547,1837569,1837600,1837657,1837718,1837998,1838076,1838637,1839549,1839570,1839637,1839746,1840019,1840024,1840031,1840226,1840455,1840462,1840574,1840769,1841314,1841352,1842089,1842677,1843175,1843222,1843231,1843398,1843618,1843621,1843637,1843652,1843669,1843911,1844070,1844325,1844549,1844625,1844627,1844642,1844728,1844775,1844932,1845135,1845336,1845405,1845415,1845730-1845731,1845863,1845865,1846057,1846396,1846429,1846581,1846617,1847096,1848073,1848181-1848182,1848191,1848217,1848822-1848
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+/jackrabbit/oak/trunk:1820660-1820661,1820729,1820734,1820859,1820861,1820878,1820888,1820947,1821027,1821130,1821140-1821141,1821178,1821237,1821240,1821249,1821258,1821325,1821358,1821361-1821362,1821370,1821375,1821393,1821477,1821487,1821516,1821617,1821663,1821665,1821668,1821681,1821847,1821975-1821983,1822121,1822182,1822201,1822207,1822527,1822642,1822723,1822808,1822850,1822934,1823135,1823163,1823169,1823172,1823655,1823669,1824196,1824198,1824253,1824255,1824896,1824962,1825065,1825362,1825381,1825442,1825448,1825466,1825470-1825471,1825475,1825523,1825525,1825561,1825619-1825621,1825651,1825654,1825992,1826079,1826090,1826096,1826216,1826237,1826338,1826516,1826532,1826551,1826560,1826638,1826640,1826730,1826833,1826932,1826957,1827423,1827472,1827486,1827816,1827977,1828349,1828439,1828502,1828529,1828827,1828868,1828948,1829527,1829534,1829546,1829569,1829587,1829665,1829854,1829864,1829978,1829985,1829987,1829998,1830019,1830048,1830160,1830171,1830197,1830209,1830239
 ,1830347,1830748,1830911,1830923,1831157-1831158,1831163,1831190,1831374,1831560,1831689,1832258,1832376,1832379,1832535,1833308,1833347,1833702,1833833,1834112,1834117,1834287,1834291,1834302,1834326,1834328,1834336,1834428,1834468,1834483,1834610,1834648-1834649,1834681,1834823,1834857-1834858,1835060,1835518,1835521,1835635,1835642,1835780,1835819,1836082,1836121,1836167-1836168,1836170-1836187,1836189-1836196,1836206,1836487,1836493,1836548,1837057,1837274,1837296,1837326,1837475,1837503,1837547,1837569,1837600,1837657,1837718,1837998,1838076,1838637,1839549,1839570,1839637,1839746,1840019,1840024,1840031,1840226,1840455,1840462,1840574,1840769,1841314,1841352,1842089,1842677,1843175,1843222,1843231,1843398,1843618,1843621,1843637,1843652,1843669,1843911,1844070,1844325,1844549,1844625,1844627,1844642,1844728,1844775,1844932,1845135,1845336,1845405,1845415,1845730-1845731,1845863,1845865,1846057,1846396,1846429,1846581,1846617,1847096,1848073,1848181-1848182,1848191,1848217,1848
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 /jackrabbit/trunk:1345480

Modified: jackrabbit/oak/branches/1.8/oak-commons/src/main/java/org/apache/jackrabbit/oak/commons/sort/StringSort.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.8/oak-commons/src/main/java/org/apache/jackrabbit/oak/commons/sort/StringSort.java?rev=1855897&r1=1855896&r2=1855897&view=diff
==============================================================================
--- jackrabbit/oak/branches/1.8/oak-commons/src/main/java/org/apache/jackrabbit/oak/commons/sort/StringSort.java (original)
+++ jackrabbit/oak/branches/1.8/oak-commons/src/main/java/org/apache/jackrabbit/oak/commons/sort/StringSort.java Wed Mar 20 12:04:19 2019
@@ -19,13 +19,19 @@
 
 package org.apache.jackrabbit.oak.commons.sort;
 
+import java.io.BufferedReader;
 import java.io.BufferedWriter;
 import java.io.Closeable;
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
 import java.io.Reader;
 import java.nio.charset.Charset;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.Iterator;
@@ -33,8 +39,6 @@ import java.util.List;
 
 import com.google.common.base.Charsets;
 import com.google.common.collect.Lists;
-import com.google.common.io.Closer;
-import com.google.common.io.Files;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.LineIterator;
@@ -184,7 +188,7 @@ public class StringSort implements Itera
             if (idFile == null) {
                 idFile = new File(workDir, "strings.txt");
                 sortedFile = new File(workDir, "strings-sorted.txt");
-                writer = Files.newWriter(idFile, charset);
+                writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(idFile), charset));
             }
             return writer;
         }
@@ -210,7 +214,8 @@ public class StringSort implements Itera
         }
 
         public Iterator<String> getIterator() throws IOException {
-            CloseableIterator itr = new CloseableIterator(Files.newReader(sortedFile, charset));
+            CloseableIterator itr = new CloseableIterator(
+                    new BufferedReader(new InputStreamReader(new FileInputStream(sortedFile), charset)));
             openedIterators.add(itr);
             return itr;
         }
@@ -222,21 +227,21 @@ public class StringSort implements Itera
 
         @Override
         public void close() throws IOException {
-            Closer closer = Closer.create();
+            List<Closeable> closer = new ArrayList<Closeable>();
             try {
-                //Closing is done in LIFO manner!
-                closer.register(new Closeable() {
+                // Closing is done in LIFO manner!
+                closer.add(0, new Closeable() {
                     @Override
                     public void close() throws IOException {
                         FileUtils.deleteDirectory(workDir);
                     }
                 });
-                closer.register(writer);
+                closer.add(0, writer);
                 for (CloseableIterator citr : openedIterators) {
-                    closer.register(citr);
+                    closer.add(0, citr);
                 }
             } finally {
-                closer.close();
+                closeAll(closer);
             }
         }
 
@@ -262,6 +267,25 @@ public class StringSort implements Itera
                     + TEMP_DIR_ATTEMPTS + " attempts (tried "
                     + baseName + "0 to " + baseName + (TEMP_DIR_ATTEMPTS - 1) + ')');
         }
+
+        // inspired by Guava Closer, see
+        // https://google.github.io/guava/releases/19.0/api/docs/com/google/common/io/Closer.html
+        private static void closeAll(List<Closeable> closer) throws IOException {
+            IOException ioex = null;
+            for (Closeable c : closer) {
+                try {
+                    c.close();
+                } catch (IOException mostlyIgnored) {
+                    if (ioex == null) {
+                        ioex = mostlyIgnored;
+                    }
+                }
+
+                if (ioex != null) {
+                    throw ioex;
+                }
+            }
+        }
     }
 
     private static class CloseableIterator extends LineIterator implements Closeable {