From bbc8a930f706d16e45dce2376ea388a0fd74bb7a Mon Sep 17 00:00:00 2001 From: Yuichiro Hanada Date: Wed, 14 Aug 2013 12:26:06 +0900 Subject: Add FusionDictionaryBufferFromWritableByteBufferFactory. Change-Id: I23de0a178e7f11f2cf301fd433cde60c6152055b --- .../latin/makedict/BinaryDictReader.java | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'java/src') diff --git a/java/src/com/android/inputmethod/latin/makedict/BinaryDictReader.java b/java/src/com/android/inputmethod/latin/makedict/BinaryDictReader.java index 57a583228..a4a7ce458 100644 --- a/java/src/com/android/inputmethod/latin/makedict/BinaryDictReader.java +++ b/java/src/com/android/inputmethod/latin/makedict/BinaryDictReader.java @@ -24,6 +24,7 @@ import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; +import java.io.RandomAccessFile; import java.nio.ByteBuffer; import java.nio.channels.FileChannel; @@ -82,6 +83,32 @@ public class BinaryDictReader { } } + /** + * Creates FusionDictionaryBuffer from a RandomAccessFile. + */ + @UsedForTesting + public static final class FusionDictionaryBufferFromWritableByteBufferFactory + implements FusionDictionaryBufferFactory { + @Override + public FusionDictionaryBufferInterface getFusionDictionaryBuffer(final File file) + throws FileNotFoundException, IOException { + RandomAccessFile raFile = null; + ByteBuffer buffer = null; + try { + raFile = new RandomAccessFile(file, "rw"); + buffer = raFile.getChannel().map(FileChannel.MapMode.READ_WRITE, 0, file.length()); + } finally { + if (raFile != null) { + raFile.close(); + } + } + if (buffer != null) { + return new BinaryDictInputOutput.ByteBufferWrapper(buffer); + } + return null; + } + } + private final File mDictionaryBinaryFile; private FusionDictionaryBufferInterface mFusionDictionaryBuffer; -- cgit v1.2.3-83-g751a