diff options
4 files changed, 162 insertions, 17 deletions
diff --git a/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java b/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java index d239f8dac..25eaa64cf 100644 --- a/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java +++ b/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java @@ -24,8 +24,13 @@ import android.util.SparseArray; import com.android.inputmethod.latin.BinaryDictionary; import com.android.inputmethod.latin.common.CodePointUtils; +import com.android.inputmethod.latin.dicttool.BinaryDictOffdeviceUtils; +import com.android.inputmethod.latin.dicttool.Compress; +import com.android.inputmethod.latin.dicttool.Crypt; +import com.android.inputmethod.latin.dicttool.BinaryDictOffdeviceUtils.DecoderChainSpec; import com.android.inputmethod.latin.makedict.BinaryDictDecoderUtils.CharEncoding; import com.android.inputmethod.latin.makedict.BinaryDictDecoderUtils.DictBuffer; +import com.android.inputmethod.latin.makedict.FormatSpec.DictionaryOptions; import com.android.inputmethod.latin.makedict.FormatSpec.FormatOptions; import com.android.inputmethod.latin.makedict.FusionDictionary.PtNode; import com.android.inputmethod.latin.makedict.FusionDictionary.PtNodeArray; @@ -67,6 +72,8 @@ public class BinaryDictDecoderEncoderTests extends AndroidTestCase { private static final SparseArray<List<Integer>> sChainBigrams = new SparseArray<>(); private static final HashMap<String, List<String>> sShortcuts = new HashMap<>(); + final Random mRandom; + public BinaryDictDecoderEncoderTests() { this(System.currentTimeMillis(), DEFAULT_MAX_UNIGRAMS); } @@ -75,10 +82,10 @@ public class BinaryDictDecoderEncoderTests extends AndroidTestCase { super(); BinaryDictionaryUtils.setCurrentTimeForTest(0); Log.e(TAG, "Testing dictionary: seed is " + seed); - final Random random = new Random(seed); + mRandom = new Random(seed); sWords.clear(); sWordsWithVariousCodePoints.clear(); - generateWords(maxUnigrams, random); + generateWords(maxUnigrams, mRandom); for (int i = 0; i < sWords.size(); ++i) { sChainBigrams.put(i, new ArrayList<Integer>()); @@ -96,10 +103,10 @@ public class BinaryDictDecoderEncoderTests extends AndroidTestCase { sShortcuts.clear(); for (int i = 0; i < NUM_OF_NODES_HAVING_SHORTCUTS; ++i) { - final int from = Math.abs(random.nextInt()) % sWords.size(); + final int from = Math.abs(mRandom.nextInt()) % sWords.size(); sShortcuts.put(sWords.get(from), new ArrayList<String>()); for (int j = 0; j < NUM_OF_SHORTCUTS; ++j) { - final int to = Math.abs(random.nextInt()) % sWords.size(); + final int to = Math.abs(mRandom.nextInt()) % sWords.size(); sShortcuts.get(sWords.get(from)).add(sWords.get(to)); } } @@ -604,11 +611,10 @@ public class BinaryDictDecoderEncoderTests extends AndroidTestCase { + " : " + outputOptions(bufferType, formatOptions)); // Test a word that isn't contained within the dictionary. - final Random random = new Random((int)System.currentTimeMillis()); final int[] codePointSet = CodePointUtils.generateCodePointSet(DEFAULT_CODE_POINT_SET_SIZE, - random); + mRandom); for (int i = 0; i < 1000; ++i) { - final String word = CodePointUtils.generateWord(random, codePointSet); + final String word = CodePointUtils.generateWord(mRandom, codePointSet); if (sWords.indexOf(word) != -1) continue; checkGetTerminalPosition(dictDecoder, word, false); } @@ -731,4 +737,61 @@ public class BinaryDictDecoderEncoderTests extends AndroidTestCase { assertTrue(wordSet.isEmpty()); assertTrue(bigramSet.isEmpty()); } + + public void runTestHeaderReaderProcessorWithOneSpec(final boolean compress, final boolean crypt) + throws IOException { + final String dictName = "testHeaderReaderProcessor"; + final String dictVersion = Long.toString(System.currentTimeMillis()); + final FormatOptions formatOptions = BinaryDictUtils.STATIC_OPTIONS; + final int MAX_NUMBER_OF_OPTIONS_TO_ADD = 5; + final HashMap<String, String> options = new HashMap<>(); + // Required attributes + options.put("dictionary", "main:en_US"); + options.put("locale", "en_US"); + options.put("version", Integer.toString(mRandom.nextInt())); + // Add some random options for test + final int numberOfOptionsToAdd = mRandom.nextInt() % (MAX_NUMBER_OF_OPTIONS_TO_ADD + 1); + for (int i = 0; i < numberOfOptionsToAdd; ++i) { + options.put(sWordsWithVariousCodePoints.get(2 * i), + sWordsWithVariousCodePoints.get(2 * 1 + 1)); + } + final FusionDictionary dict = new FusionDictionary(new PtNodeArray(), + new DictionaryOptions(options)); + addUnigrams(sWords.size(), dict, sWords, null); + File file = BinaryDictUtils.getDictFile(dictName, dictVersion, formatOptions, + getContext().getCacheDir()); + timeWritingDictToFile(file, dict, formatOptions); + + if (compress) { + final File rawFile = file; + file = BinaryDictUtils.getDictFile(dictName + "compress", dictVersion, formatOptions, + getContext().getCacheDir()); + final Compress.Compressor compressCommand = new Compress.Compressor(); + compressCommand.setArgs(new String[] { rawFile.getPath(), file.getPath() }); + compressCommand.run(); + } + if (crypt) { + final File rawFile = file; + file = BinaryDictUtils.getDictFile(dictName + "crypt", dictVersion, formatOptions, + getContext().getCacheDir()); + final Crypt.Encrypter cryptCommand = new Crypt.Encrypter(); + cryptCommand.setArgs(new String[] { rawFile.getPath(), file.getPath() }); + cryptCommand.run(); + } + + final DecoderChainSpec<DictionaryHeader> spec = + BinaryDictOffdeviceUtils.decodeDictionaryForProcess(file, + new BinaryDictOffdeviceUtils.HeaderReaderProcessor()); + assertNotNull("Can't decode a dictionary we just wrote : " + file, spec); + final DictionaryHeader header = spec.mResult; + assertEquals("raw" + (crypt ? " > encryption" : "") + (compress ? " > compression" : ""), + spec.describeChain()); + assertEquals(header.mDictionaryOptions.mAttributes, options); + } + + public void testHeaderReaderProcessor() throws IOException { + runTestHeaderReaderProcessorWithOneSpec(false /* compress */, false /* crypt */); + runTestHeaderReaderProcessorWithOneSpec(true /* compress */, false /* crypt */); + runTestHeaderReaderProcessorWithOneSpec(true /* compress */, true /* crypt */); + } } diff --git a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/BinaryDictOffdeviceUtils.java b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/BinaryDictOffdeviceUtils.java index 7894e17c4..3ec28f313 100644 --- a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/BinaryDictOffdeviceUtils.java +++ b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/BinaryDictOffdeviceUtils.java @@ -65,7 +65,7 @@ public final class BinaryDictOffdeviceUtils { }; private final int mDecoderSpecIndex; - T mResult; + public T mResult; public DecoderChainSpec() { mDecoderSpecIndex = 0; @@ -174,12 +174,13 @@ public final class BinaryDictOffdeviceUtils { } final int version = ((tmpBuffer[VERSION_START_OFFSET] & 0xFF) << 8) + (tmpBuffer[VERSION_START_OFFSET + 1] & 0xFF); - if (version != FormatSpec.VERSION2 && version != FormatSpec.VERSION201) { - throw new UnsupportedFormatException("Only versions 2 and 201 are supported"); + if (version != FormatSpec.VERSION2 && version != FormatSpec.VERSION201 + && version != FormatSpec.VERSION202) { + throw new UnsupportedFormatException("Only versions 2, 201, 202 are supported"); } - final int totalHeaderSize = ((tmpBuffer[HEADER_SIZE_OFFSET] & 0xFF) >> 24) - + ((tmpBuffer[HEADER_SIZE_OFFSET + 1] & 0xFF) >> 16) - + ((tmpBuffer[HEADER_SIZE_OFFSET + 2] & 0xFF) >> 8) + final int totalHeaderSize = ((tmpBuffer[HEADER_SIZE_OFFSET] & 0xFF) << 24) + + ((tmpBuffer[HEADER_SIZE_OFFSET + 1] & 0xFF) << 16) + + ((tmpBuffer[HEADER_SIZE_OFFSET + 2] & 0xFF) << 8) + (tmpBuffer[HEADER_SIZE_OFFSET + 3] & 0xFF); if (totalHeaderSize > MAX_HEADER_LENGTH) { throw new UnsupportedFormatException("Header too large"); @@ -215,11 +216,22 @@ public final class BinaryDictOffdeviceUtils { @Nonnull DecoderChainSpec spec = new DecoderChainSpec(); while (null != spec) { try { - try (final InputStream input = spec.getStream(src)) { - spec.mResult = processor.process(input); - return spec; + final InputStream input = spec.getStream(src); + spec.mResult = processor.process(input); + try { + input.close(); + } catch (IOException e) { + // CipherInputStream doesn't like being closed without having read the + // entire stream, for some reason. But we don't want to because it's a waste + // of resources. We really, really don't care about this. + // However on close() CipherInputStream does throw this exception, wrapped + // in an IOException so we need to catch it. + if (!(e.getCause() instanceof javax.crypto.BadPaddingException)) { + throw e; + } } - } catch (IOException | UnsupportedFormatException e) { + return spec; + } catch (IOException | UnsupportedFormatException | ArrayIndexOutOfBoundsException e) { // If the format is not the right one for this file, the processor will throw one // of these exceptions. In our case, that means we should try the next spec, // since it may still be at another format we haven't tried yet. diff --git a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/CommandList.java b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/CommandList.java index 07450ca51..8fdf7633f 100644 --- a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/CommandList.java +++ b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/CommandList.java @@ -20,6 +20,7 @@ public class CommandList { public static void populate() { // TODO: Move some commands to native code. Dicttool.addCommand("info", Info.class); + Dicttool.addCommand("header", Header.class); Dicttool.addCommand("diff", Diff.class); Dicttool.addCommand("compress", Compress.Compressor.class); Dicttool.addCommand("uncompress", Compress.Uncompressor.class); diff --git a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Header.java b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Header.java new file mode 100644 index 000000000..51efdec33 --- /dev/null +++ b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Header.java @@ -0,0 +1,69 @@ +/** + * Copyright (C) 2014 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not + * use this file except in compliance with the License. You may obtain a copy of + * the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations under + * the License. + */ + +package com.android.inputmethod.latin.dicttool; + +import com.android.inputmethod.latin.BinaryDictionary; +import com.android.inputmethod.latin.dicttool.BinaryDictOffdeviceUtils.DecoderChainSpec; +import com.android.inputmethod.latin.makedict.DictionaryHeader; +import com.android.inputmethod.latin.makedict.UnsupportedFormatException; + +import java.io.File; +import java.util.Arrays; +import java.util.Locale; + +public class Header extends Dicttool.Command { + public static final String COMMAND = "header"; + + public Header() { + } + + @Override + public String getHelp() { + return COMMAND + " <filename>: prints the header contents of a dictionary file"; + } + + @Override + public void run() throws UnsupportedFormatException { + final boolean plumbing; + if (mArgs.length > 0 && "-p".equals(mArgs[0])) { + plumbing = true; + mArgs = Arrays.copyOfRange(mArgs, 1, mArgs.length); + } else { + plumbing = false; + } + if (mArgs.length < 1) { + throw new RuntimeException("Not enough arguments for command " + COMMAND); + } + final String filename = mArgs[0]; + final File dictFile = new File(filename); + final DecoderChainSpec<DictionaryHeader> spec = + BinaryDictOffdeviceUtils.decodeDictionaryForProcess(dictFile, + new BinaryDictOffdeviceUtils.HeaderReaderProcessor()); + if (null == spec) { + throw new UnsupportedFormatException(filename + + " doesn't seem to be a valid version 2 dictionary file"); + } + + final DictionaryHeader header = spec.mResult; + System.out.println("Dictionary : " + dictFile.getAbsolutePath()); + System.out.println("Size : " + dictFile.length() + " bytes"); + System.out.println("Format : Binary dictionary format"); + System.out.println("Packaging : " + spec.describeChain()); + System.out.println("Header attributes :"); + System.out.print(header.mDictionaryOptions.toString(2 /* indentCount */, plumbing)); + } +} |