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Merge "Add FusionDictionaryBufferFromWritableByteBufferFactory."

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This commit is contained in:
Ken Wakasa 2013-08-14 10:26:20 +00:00 committed by Android (Google) Code Review
commit f795f2b789
2 changed files with 43 additions and 2 deletions
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27
java/src/com/android/inputmethod/latin/makedict/BinaryDictReader.java
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@ -24,6 +24,7 @@ import java.io.File;
import java.io.FileInputStream; import java.io.FileInputStream;
import java.io.FileNotFoundException; import java.io.FileNotFoundException;
import java.io.IOException; import java.io.IOException;
import java.io.RandomAccessFile;
import java.nio.ByteBuffer; import java.nio.ByteBuffer;
import java.nio.channels.FileChannel; 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 final File mDictionaryBinaryFile;
private FusionDictionaryBufferInterface mFusionDictionaryBuffer; private FusionDictionaryBufferInterface mFusionDictionaryBuffer;

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