Improvements to array library and conversion

marginalia_nu/src/main/java/nu/marginalia/util/RandomWriteFunnel.java

@@ -108,7 +108,6 @@ public class RandomWriteFunnel implements AutoCloseable {
 
         private void eval(ByteBuffer dest) throws IOException {
             flushBuffer();
-            channel.force(false);
 
             channel.position(0);
             buffer.clear();

marginalia_nu/src/main/java/nu/marginalia/util/array/delegate/ShiftedIntArray.java

@@ -62,6 +62,16 @@ public class ShiftedIntArray implements IntArray {
         delegate.get(shift+start, shift+end, buffer);
     }
 
+    @Override
+    public int getAndIncrement(long pos) {
+        return delegate.getAndIncrement(shift + pos);
+    }
+
+    @Override
+    public void fill(long start, long end, int val) {
+        delegate.fill(start + shift, end + shift, val);
+    }
+
     @Override
     public long size() {
         return size;

marginalia_nu/src/main/java/nu/marginalia/util/array/delegate/ShiftedLongArray.java

@@ -63,6 +63,16 @@ public class ShiftedLongArray implements LongArray {
         delegate.get(shift+start, shift+end, buffer);
     }
 
+    @Override
+    public long getAndIncrement(long pos) {
+        return delegate.getAndIncrement(shift + pos);
+    }
+
+    @Override
+    public void fill(long start, long end, long val) {
+        delegate.fill(start + shift, end + shift, val);
+    }
+
     @Override
     public long size() {
         return size;

marginalia_nu/src/main/java/nu/marginalia/wmsa/edge/index/postings/reverse/ReverseIndexConverter.java

@@ -34,7 +34,7 @@ public class ReverseIndexConverter {
     private final SearchIndexJournalReaderSingleFile journalReader;
     private final Path outputFileWords;
     private final Path outputFileDocs;
-
+    private final SortingContext sortingContext;
 
     public ReverseIndexConverter(Path tmpFileDir,
                                  SearchIndexJournalReaderSingleFile journalReader,
@@ -44,6 +44,7 @@ public class ReverseIndexConverter {
         this.journalReader = journalReader;
         this.outputFileWords = outputFileWords;
         this.outputFileDocs = outputFileDocs;
+        this.sortingContext = new SortingContext(tmpFileDir, 64_000);
     }
 
     public void convert() throws IOException {
@@ -56,7 +57,7 @@ public class ReverseIndexConverter {
         final SearchIndexJournalStatistics statistics = journalReader.getStatistics();
 
         final Path intermediateUrlsFile = Files.createTempFile(tmpFileDir, "urls-sorted", ".dat");
-        SortingContext sortingContext = new SortingContext(tmpFileDir, 64_000);
+
 
         try {
             final long wordsFileSize = statistics.highestWord() + 1;