am f795f2b7: Merge "Add FusionDictionaryBufferFromWritableByteBufferFactory."

* commit 'f795f2b7899fc62d8e96ac064265bf3d44b25704':
  Add FusionDictionaryBufferFromWritableByteBufferFactory.
main
Ken Wakasa 2013-08-14 03:30:51 -07:00 committed by Android Git Automerger
commit 74537adb7d
2 changed files with 43 additions and 2 deletions

View File

@ -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;

View File

@ -18,8 +18,12 @@ package com.android.inputmethod.latin.makedict;
import com.android.inputmethod.latin.makedict.BinaryDictInputOutput.FusionDictionaryBufferInterface;
import com.android.inputmethod.latin.makedict.BinaryDictReader.FusionDictionaryBufferFactory;
import com.android.inputmethod.latin.makedict.BinaryDictReader.FusionDictionaryBufferFromByteArrayFactory;
import com.android.inputmethod.latin.makedict.BinaryDictReader.FusionDictionaryBufferFromByteBufferFactory;
import com.android.inputmethod.latin.makedict.BinaryDictReader.
FusionDictionaryBufferFromByteArrayFactory;
import com.android.inputmethod.latin.makedict.BinaryDictReader.
FusionDictionaryBufferFromByteBufferFactory;
import com.android.inputmethod.latin.makedict.BinaryDictReader.
FusionDictionaryBufferFromWritableByteBufferFactory;
import android.test.AndroidTestCase;
import android.util.Log;
@ -94,6 +98,11 @@ public class BinaryDictReaderTests extends AndroidTestCase {
new FusionDictionaryBufferFromByteArrayFactory());
}
public void testOpenBufferWithWritableByteBuffer() {
runTestOpenBuffer("testOpenBufferWithWritableByteBuffer",
new FusionDictionaryBufferFromWritableByteBufferFactory());
}
@SuppressWarnings("null")
public void runTestGetBuffer(final String testName,
final FusionDictionaryBufferFactory factory) {
@ -135,4 +144,9 @@ public class BinaryDictReaderTests extends AndroidTestCase {
runTestGetBuffer("testGetBufferWithByteArray",
new FusionDictionaryBufferFromByteArrayFactory());
}
public void testGetBufferWithWritableByteBuffer() {
runTestGetBuffer("testGetBufferWithWritableByteBuffer",
new FusionDictionaryBufferFromWritableByteBufferFactory());
}
}