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-rw-r--r--java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java79
-rw-r--r--java/src/com/android/inputmethod/latin/utils/ApplicationUtils.java18
-rw-r--r--java/src/com/android/inputmethod/latin/utils/AsyncResultHolder.java12
-rw-r--r--java/src/com/android/inputmethod/latin/utils/FileUtils.java33
-rw-r--r--java/src/com/android/inputmethod/latin/utils/JsonUtils.java103
-rw-r--r--java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java2
-rw-r--r--java/src/com/android/inputmethod/latin/utils/LeakGuardHandlerWrapper.java (renamed from java/src/com/android/inputmethod/latin/utils/StaticInnerHandlerWrapper.java)20
-rw-r--r--java/src/com/android/inputmethod/latin/utils/LocaleUtils.java47
-rw-r--r--java/src/com/android/inputmethod/latin/utils/ResourceUtils.java8
-rw-r--r--java/src/com/android/inputmethod/latin/utils/StringUtils.java100
-rw-r--r--java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java4
-rw-r--r--java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java36
-rw-r--r--java/src/com/android/inputmethod/latin/utils/UnigramProperty.java82
-rw-r--r--java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java11
-rw-r--r--java/src/com/android/inputmethod/latin/utils/UserHistoryForgettingCurveUtils.java9
15 files changed, 378 insertions, 186 deletions
diff --git a/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java b/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java
index d87f6f3c4..ef1d0f42c 100644
--- a/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java
@@ -17,21 +17,25 @@
package com.android.inputmethod.latin.utils;
import static com.android.inputmethod.latin.Constants.Subtype.KEYBOARD_MODE;
+import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.IS_ADDITIONAL_SUBTYPE;
import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME;
import android.os.Build;
import android.text.TextUtils;
+import android.util.Log;
import android.view.inputmethod.InputMethodSubtype;
import com.android.inputmethod.compat.InputMethodSubtypeCompatUtils;
-import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.R;
import java.util.ArrayList;
+import java.util.Arrays;
public final class AdditionalSubtypeUtils {
+ private static final String TAG = AdditionalSubtypeUtils.class.getSimpleName();
+
private static final InputMethodSubtype[] EMPTY_SUBTYPE_ARRAY = new InputMethodSubtype[0];
private AdditionalSubtypeUtils() {
@@ -43,6 +47,11 @@ public final class AdditionalSubtypeUtils {
}
private static final String LOCALE_AND_LAYOUT_SEPARATOR = ":";
+ private static final int INDEX_OF_LOCALE = 0;
+ private static final int INDEX_OF_KEYBOARD_LAYOUT = 1;
+ private static final int INDEX_OF_EXTRA_VALUE = 2;
+ private static final int LENGTH_WITHOUT_EXTRA_VALUE = (INDEX_OF_KEYBOARD_LAYOUT + 1);
+ private static final int LENGTH_WITH_EXTRA_VALUE = (INDEX_OF_EXTRA_VALUE + 1);
private static final String PREF_SUBTYPE_SEPARATOR = ";";
public static InputMethodSubtype createAdditionalSubtype(final String localeString,
@@ -79,17 +88,6 @@ public final class AdditionalSubtypeUtils {
: basePrefSubtype + LOCALE_AND_LAYOUT_SEPARATOR + extraValue;
}
- public static InputMethodSubtype createAdditionalSubtype(final String prefSubtype) {
- final String elems[] = prefSubtype.split(LOCALE_AND_LAYOUT_SEPARATOR);
- if (elems.length < 2 || elems.length > 3) {
- throw new RuntimeException("Unknown additional subtype specified: " + prefSubtype);
- }
- final String localeString = elems[0];
- final String keyboardLayoutSetName = elems[1];
- final String extraValue = (elems.length == 3) ? elems[2] : null;
- return createAdditionalSubtype(localeString, keyboardLayoutSetName, extraValue);
- }
-
public static InputMethodSubtype[] createAdditionalSubtypesArray(final String prefSubtypes) {
if (TextUtils.isEmpty(prefSubtypes)) {
return EMPTY_SUBTYPE_ARRAY;
@@ -98,7 +96,19 @@ public final class AdditionalSubtypeUtils {
final ArrayList<InputMethodSubtype> subtypesList =
CollectionUtils.newArrayList(prefSubtypeArray.length);
for (final String prefSubtype : prefSubtypeArray) {
- final InputMethodSubtype subtype = createAdditionalSubtype(prefSubtype);
+ final String elems[] = prefSubtype.split(LOCALE_AND_LAYOUT_SEPARATOR);
+ if (elems.length != LENGTH_WITHOUT_EXTRA_VALUE
+ && elems.length != LENGTH_WITH_EXTRA_VALUE) {
+ Log.w(TAG, "Unknown additional subtype specified: " + prefSubtype + " in "
+ + prefSubtypes);
+ continue;
+ }
+ final String localeString = elems[INDEX_OF_LOCALE];
+ final String keyboardLayoutSetName = elems[INDEX_OF_KEYBOARD_LAYOUT];
+ final String extraValue = (elems.length == LENGTH_WITH_EXTRA_VALUE)
+ ? elems[INDEX_OF_EXTRA_VALUE] : null;
+ final InputMethodSubtype subtype = createAdditionalSubtype(
+ localeString, keyboardLayoutSetName, extraValue);
if (subtype.getNameResId() == SubtypeLocaleUtils.UNKNOWN_KEYBOARD_LAYOUT) {
// Skip unknown keyboard layout subtype. This may happen when predefined keyboard
// layout has been removed.
@@ -137,31 +147,36 @@ public final class AdditionalSubtypeUtils {
return sb.toString();
}
- private static InputMethodSubtype buildInputMethodSubtype(int nameId, String localeString,
- String layoutExtraValue, String additionalSubtypeExtraValue) {
- // CAVEAT! If you want to change subtypeId after changing the extra values,
- // you must change "getInputMethodSubtypeId". But it will remove the additional keyboard
- // from the current users. So, you should be really careful to change it.
- final int subtypeId = getInputMethodSubtypeId(nameId, localeString, layoutExtraValue,
- additionalSubtypeExtraValue);
+ private static InputMethodSubtype buildInputMethodSubtype(final int nameId,
+ final String localeString, final String layoutExtraValue,
+ final String additionalSubtypeExtraValue) {
+ // To preserve additional subtype settings and user's selection across OS updates, subtype
+ // id shouldn't be changed. New attributes, such as emojiCapable, are carefully excluded
+ // from the calculation of subtype id.
+ final String compatibleExtraValue = StringUtils.joinCommaSplittableText(
+ layoutExtraValue, additionalSubtypeExtraValue);
+ final int compatibleSubtypeId = getInputMethodSubtypeId(localeString, compatibleExtraValue);
final String extraValue;
- if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
- extraValue = layoutExtraValue + "," + additionalSubtypeExtraValue
- + "," + Constants.Subtype.ExtraValue.ASCII_CAPABLE
- + "," + Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
+ // Color Emoji is supported from KitKat.
+ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+ extraValue = StringUtils.appendToCommaSplittableTextIfNotExists(
+ EMOJI_CAPABLE, compatibleExtraValue);
} else {
- extraValue = layoutExtraValue + "," + additionalSubtypeExtraValue;
+ extraValue = compatibleExtraValue;
}
return InputMethodSubtypeCompatUtils.newInputMethodSubtype(nameId,
R.drawable.ic_ime_switcher_dark, localeString, KEYBOARD_MODE, extraValue,
- false, false, subtypeId);
+ false, false, compatibleSubtypeId);
}
- private static int getInputMethodSubtypeId(int nameId, String localeString,
- String layoutExtraValue, String additionalSubtypeExtraValue) {
- // TODO: Use InputMethodSubtypeBuilder once we use SDK version 19.
- return (new InputMethodSubtype(nameId, R.drawable.ic_ime_switcher_dark,
- localeString, KEYBOARD_MODE, layoutExtraValue + "," + additionalSubtypeExtraValue,
- false, false)).hashCode();
+ private static int getInputMethodSubtypeId(final String localeString, final String extraValue) {
+ // From the compatibility point of view, the calculation of subtype id has been copied from
+ // {@link InputMethodSubtype} of JellyBean MR2.
+ return Arrays.hashCode(new Object[] {
+ localeString,
+ KEYBOARD_MODE,
+ extraValue,
+ false /* isAuxiliary */,
+ false /* overrideImplicitlyEnabledSubtype */ });
}
}
diff --git a/java/src/com/android/inputmethod/latin/utils/ApplicationUtils.java b/java/src/com/android/inputmethod/latin/utils/ApplicationUtils.java
index 08a2a8c5a..e521ec807 100644
--- a/java/src/com/android/inputmethod/latin/utils/ApplicationUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/ApplicationUtils.java
@@ -62,4 +62,22 @@ public final class ApplicationUtils {
}
return "";
}
+
+ /**
+ * A utility method to get the application's PackageInfo.versionCode
+ * @return the application's PackageInfo.versionCode
+ */
+ public static int getVersionCode(final Context context) {
+ try {
+ if (context == null) {
+ return 0;
+ }
+ final String packageName = context.getPackageName();
+ final PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0);
+ return info.versionCode;
+ } catch (final NameNotFoundException e) {
+ Log.e(TAG, "Could not find version info.", e);
+ }
+ return 0;
+ }
}
diff --git a/java/src/com/android/inputmethod/latin/utils/AsyncResultHolder.java b/java/src/com/android/inputmethod/latin/utils/AsyncResultHolder.java
index c2e97a36f..d12aad639 100644
--- a/java/src/com/android/inputmethod/latin/utils/AsyncResultHolder.java
+++ b/java/src/com/android/inputmethod/latin/utils/AsyncResultHolder.java
@@ -20,7 +20,7 @@ import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
/**
- * This class is a holder of a result of asynchronous computation.
+ * This class is a holder of the result of an asynchronous computation.
*
* @param <E> the type of the result.
*/
@@ -36,9 +36,9 @@ public class AsyncResultHolder<E> {
}
/**
- * Sets the result value to this holder.
+ * Sets the result value of this holder.
*
- * @param result the value which is set.
+ * @param result the value to set.
*/
public void set(final E result) {
synchronized(mLock) {
@@ -54,12 +54,12 @@ public class AsyncResultHolder<E> {
* Causes the current thread to wait unless the value is set or the specified time is elapsed.
*
* @param defaultValue the default value.
- * @param timeOut the time to wait.
- * @return if the result is set until the time limit then the result, otherwise defaultValue.
+ * @param timeOut the maximum time to wait.
+ * @return if the result is set before the time limit then the result, otherwise defaultValue.
*/
public E get(final E defaultValue, final long timeOut) {
try {
- if(mLatch.await(timeOut, TimeUnit.MILLISECONDS)) {
+ if (mLatch.await(timeOut, TimeUnit.MILLISECONDS)) {
return mResult;
} else {
return defaultValue;
diff --git a/java/src/com/android/inputmethod/latin/utils/FileUtils.java b/java/src/com/android/inputmethod/latin/utils/FileUtils.java
new file mode 100644
index 000000000..83c1e7c4d
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/utils/FileUtils.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013 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.utils;
+
+import java.io.File;
+
+/**
+ * A simple class to help with removing directories recursively.
+ */
+public class FileUtils {
+ public static boolean deleteRecursively(final File path) {
+ if (path.isDirectory()) {
+ for (final File child : path.listFiles()) {
+ deleteRecursively(child);
+ }
+ }
+ return path.delete();
+ }
+}
diff --git a/java/src/com/android/inputmethod/latin/utils/JsonUtils.java b/java/src/com/android/inputmethod/latin/utils/JsonUtils.java
new file mode 100644
index 000000000..764ef72ce
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/utils/JsonUtils.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2013 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.utils;
+
+import android.util.JsonReader;
+import android.util.JsonWriter;
+import android.util.Log;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.io.StringReader;
+import java.io.StringWriter;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public final class JsonUtils {
+ private static final String TAG = JsonUtils.class.getSimpleName();
+
+ private static final String INTEGER_CLASS_NAME = Integer.class.getSimpleName();
+ private static final String STRING_CLASS_NAME = String.class.getSimpleName();
+
+ private static final String EMPTY_STRING = "";
+
+ public static List<Object> jsonStrToList(final String s) {
+ final ArrayList<Object> list = CollectionUtils.newArrayList();
+ final JsonReader reader = new JsonReader(new StringReader(s));
+ try {
+ reader.beginArray();
+ while (reader.hasNext()) {
+ reader.beginObject();
+ while (reader.hasNext()) {
+ final String name = reader.nextName();
+ if (name.equals(INTEGER_CLASS_NAME)) {
+ list.add(reader.nextInt());
+ } else if (name.equals(STRING_CLASS_NAME)) {
+ list.add(reader.nextString());
+ } else {
+ Log.w(TAG, "Invalid name: " + name);
+ reader.skipValue();
+ }
+ }
+ reader.endObject();
+ }
+ reader.endArray();
+ return list;
+ } catch (final IOException e) {
+ } finally {
+ close(reader);
+ }
+ return Collections.<Object>emptyList();
+ }
+
+ public static String listToJsonStr(final List<Object> list) {
+ if (list == null || list.isEmpty()) {
+ return EMPTY_STRING;
+ }
+ final StringWriter sw = new StringWriter();
+ final JsonWriter writer = new JsonWriter(sw);
+ try {
+ writer.beginArray();
+ for (final Object o : list) {
+ writer.beginObject();
+ if (o instanceof Integer) {
+ writer.name(INTEGER_CLASS_NAME).value((Integer)o);
+ } else if (o instanceof String) {
+ writer.name(STRING_CLASS_NAME).value((String)o);
+ }
+ writer.endObject();
+ }
+ writer.endArray();
+ return sw.toString();
+ } catch (final IOException e) {
+ } finally {
+ close(writer);
+ }
+ return EMPTY_STRING;
+ }
+
+ private static void close(final Closeable closeable) {
+ try {
+ if (closeable != null) {
+ closeable.close();
+ }
+ } catch (final IOException e) {
+ // Ignore
+ }
+ }
+}
diff --git a/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java b/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java
index e958a7e71..d14ba508b 100644
--- a/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java
@@ -35,7 +35,7 @@ public final class LatinImeLoggerUtils {
public static void onSeparator(final int code, final int x, final int y) {
// Helper method to log a single code point separator
// TODO: cache this mapping of a code point to a string in a sparse array in StringUtils
- onSeparator(new String(new int[]{code}, 0, 1), x, y);
+ onSeparator(StringUtils.newSingleCodePointString(code), x, y);
}
public static void onSeparator(final String separator, final int x, final int y) {
diff --git a/java/src/com/android/inputmethod/latin/utils/StaticInnerHandlerWrapper.java b/java/src/com/android/inputmethod/latin/utils/LeakGuardHandlerWrapper.java
index 44e5d17b4..8469c87b0 100644
--- a/java/src/com/android/inputmethod/latin/utils/StaticInnerHandlerWrapper.java
+++ b/java/src/com/android/inputmethod/latin/utils/LeakGuardHandlerWrapper.java
@@ -21,22 +21,22 @@ import android.os.Looper;
import java.lang.ref.WeakReference;
-public class StaticInnerHandlerWrapper<T> extends Handler {
- private final WeakReference<T> mOuterInstanceRef;
+public class LeakGuardHandlerWrapper<T> extends Handler {
+ private final WeakReference<T> mOwnerInstanceRef;
- public StaticInnerHandlerWrapper(final T outerInstance) {
- this(outerInstance, Looper.myLooper());
+ public LeakGuardHandlerWrapper(final T ownerInstance) {
+ this(ownerInstance, Looper.myLooper());
}
- public StaticInnerHandlerWrapper(final T outerInstance, final Looper looper) {
+ public LeakGuardHandlerWrapper(final T ownerInstance, final Looper looper) {
super(looper);
- if (outerInstance == null) {
- throw new NullPointerException("outerInstance is null");
+ if (ownerInstance == null) {
+ throw new NullPointerException("ownerInstance is null");
}
- mOuterInstanceRef = new WeakReference<T>(outerInstance);
+ mOwnerInstanceRef = new WeakReference<T>(ownerInstance);
}
- public T getOuterInstance() {
- return mOuterInstanceRef.get();
+ public T getOwnerInstance() {
+ return mOwnerInstanceRef.get();
}
}
diff --git a/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java b/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java
index 22045aa38..0c55484b4 100644
--- a/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java
@@ -30,9 +30,6 @@ import java.util.Locale;
* dictionary pack.
*/
public final class LocaleUtils {
- private static final HashMap<String, Long> EMPTY_LT_HASH_MAP = CollectionUtils.newHashMap();
- private static final String LOCALE_AND_TIME_STR_SEPARATER = ",";
-
private LocaleUtils() {
// Intentional empty constructor for utility class.
}
@@ -168,12 +165,14 @@ public final class LocaleUtils {
* Creates a locale from a string specification.
*/
public static Locale constructLocaleFromString(final String localeStr) {
- if (localeStr == null)
+ if (localeStr == null) {
return null;
+ }
synchronized (sLocaleCache) {
- if (sLocaleCache.containsKey(localeStr))
- return sLocaleCache.get(localeStr);
- Locale retval = null;
+ Locale retval = sLocaleCache.get(localeStr);
+ if (retval != null) {
+ return retval;
+ }
String[] localeParams = localeStr.split("_", 3);
if (localeParams.length == 1) {
retval = new Locale(localeParams[0]);
@@ -188,38 +187,4 @@ public final class LocaleUtils {
return retval;
}
}
-
- public static HashMap<String, Long> localeAndTimeStrToHashMap(String str) {
- if (TextUtils.isEmpty(str)) {
- return EMPTY_LT_HASH_MAP;
- }
- final String[] ss = str.split(LOCALE_AND_TIME_STR_SEPARATER);
- final int N = ss.length;
- if (N < 2 || N % 2 != 0) {
- return EMPTY_LT_HASH_MAP;
- }
- final HashMap<String, Long> retval = CollectionUtils.newHashMap();
- for (int i = 0; i < N / 2; ++i) {
- final String localeStr = ss[i * 2];
- final long time = Long.valueOf(ss[i * 2 + 1]);
- retval.put(localeStr, time);
- }
- return retval;
- }
-
- public static String localeAndTimeHashMapToStr(HashMap<String, Long> map) {
- if (map == null || map.isEmpty()) {
- return "";
- }
- final StringBuilder builder = new StringBuilder();
- for (String localeStr : map.keySet()) {
- if (builder.length() > 0) {
- builder.append(LOCALE_AND_TIME_STR_SEPARATER);
- }
- final Long time = map.get(localeStr);
- builder.append(localeStr).append(LOCALE_AND_TIME_STR_SEPARATER);
- builder.append(String.valueOf(time));
- }
- return builder.toString();
- }
}
diff --git a/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java b/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java
index 22c92446a..deb28a08d 100644
--- a/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java
@@ -227,19 +227,19 @@ public final class ResourceUtils {
final String keyboardHeightString = getDeviceOverrideValue(res, R.array.keyboard_heights);
final float keyboardHeight;
if (TextUtils.isEmpty(keyboardHeightString)) {
- keyboardHeight = res.getDimension(R.dimen.keyboardHeight);
+ keyboardHeight = res.getDimension(R.dimen.config_default_keyboard_height);
} else {
keyboardHeight = Float.parseFloat(keyboardHeightString) * dm.density;
}
final float maxKeyboardHeight = res.getFraction(
- R.fraction.maxKeyboardHeight, dm.heightPixels, dm.heightPixels);
+ R.fraction.config_max_keyboard_height, dm.heightPixels, dm.heightPixels);
float minKeyboardHeight = res.getFraction(
- R.fraction.minKeyboardHeight, dm.heightPixels, dm.heightPixels);
+ R.fraction.config_min_keyboard_height, dm.heightPixels, dm.heightPixels);
if (minKeyboardHeight < 0.0f) {
// Specified fraction was negative, so it should be calculated against display
// width.
minKeyboardHeight = -res.getFraction(
- R.fraction.minKeyboardHeight, dm.widthPixels, dm.widthPixels);
+ R.fraction.config_min_keyboard_height, dm.widthPixels, dm.widthPixels);
}
// Keyboard height will not exceed maxKeyboardHeight and will not be less than
// minKeyboardHeight.
diff --git a/java/src/com/android/inputmethod/latin/utils/StringUtils.java b/java/src/com/android/inputmethod/latin/utils/StringUtils.java
index a36548392..df420417d 100644
--- a/java/src/com/android/inputmethod/latin/utils/StringUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/StringUtils.java
@@ -16,20 +16,15 @@
package com.android.inputmethod.latin.utils;
+import android.text.TextUtils;
+import android.util.Log;
+
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.settings.SettingsValues;
-import android.text.TextUtils;
-import android.util.JsonReader;
-import android.util.JsonWriter;
-import android.util.Log;
-
import java.io.IOException;
-import java.io.StringReader;
-import java.io.StringWriter;
import java.util.ArrayList;
-import java.util.Collections;
import java.util.List;
import java.util.Locale;
@@ -39,6 +34,8 @@ public final class StringUtils {
public static final int CAPITALIZE_FIRST = 1; // First only
public static final int CAPITALIZE_ALL = 2; // All caps
+ private static final String EMPTY_STRING = "";
+
private StringUtils() {
// This utility class is not publicly instantiable.
}
@@ -80,6 +77,20 @@ public final class StringUtils {
return containsInArray(text, extraValues.split(SEPARATOR_FOR_COMMA_SPLITTABLE_TEXT));
}
+ public static String joinCommaSplittableText(final String head, final String tail) {
+ if (TextUtils.isEmpty(head) && TextUtils.isEmpty(tail)) {
+ return EMPTY_STRING;
+ }
+ // Here either head or tail is not null.
+ if (TextUtils.isEmpty(head)) {
+ return tail;
+ }
+ if (TextUtils.isEmpty(tail)) {
+ return head;
+ }
+ return head + SEPARATOR_FOR_COMMA_SPLITTABLE_TEXT + tail;
+ }
+
public static String appendToCommaSplittableTextIfNotExists(final String text,
final String extraValues) {
if (TextUtils.isEmpty(extraValues)) {
@@ -94,7 +105,7 @@ public final class StringUtils {
public static String removeFromCommaSplittableTextIfExists(final String text,
final String extraValues) {
if (TextUtils.isEmpty(extraValues)) {
- return "";
+ return EMPTY_STRING;
}
final String[] elements = extraValues.split(SEPARATOR_FOR_COMMA_SPLITTABLE_TEXT);
if (!containsInArray(text, elements)) {
@@ -367,7 +378,7 @@ public final class StringUtils {
return false;
}
- public static boolean isEmptyStringOrWhiteSpaces(String s) {
+ public static boolean isEmptyStringOrWhiteSpaces(final String s) {
final int N = codePointCount(s);
for (int i = 0; i < N; ++i) {
if (!Character.isWhitespace(s.codePointAt(i))) {
@@ -378,9 +389,9 @@ public final class StringUtils {
}
@UsedForTesting
- public static String byteArrayToHexString(byte[] bytes) {
+ public static String byteArrayToHexString(final byte[] bytes) {
if (bytes == null || bytes.length == 0) {
- return "";
+ return EMPTY_STRING;
}
final StringBuilder sb = new StringBuilder();
for (byte b : bytes) {
@@ -393,7 +404,7 @@ public final class StringUtils {
* Convert hex string to byte array. The string length must be an even number.
*/
@UsedForTesting
- public static byte[] hexStringToByteArray(String hexString) {
+ public static byte[] hexStringToByteArray(final String hexString) {
if (TextUtils.isEmpty(hexString)) {
return null;
}
@@ -409,67 +420,4 @@ public final class StringUtils {
}
return bytes;
}
-
- public static List<Object> jsonStrToList(String s) {
- final ArrayList<Object> retval = CollectionUtils.newArrayList();
- final JsonReader reader = new JsonReader(new StringReader(s));
- try {
- reader.beginArray();
- while(reader.hasNext()) {
- reader.beginObject();
- while (reader.hasNext()) {
- final String name = reader.nextName();
- if (name.equals(Integer.class.getSimpleName())) {
- retval.add(reader.nextInt());
- } else if (name.equals(String.class.getSimpleName())) {
- retval.add(reader.nextString());
- } else {
- Log.w(TAG, "Invalid name: " + name);
- reader.skipValue();
- }
- }
- reader.endObject();
- }
- reader.endArray();
- return retval;
- } catch (IOException e) {
- } finally {
- try {
- reader.close();
- } catch (IOException e) {
- }
- }
- return Collections.<Object>emptyList();
- }
-
- public static String listToJsonStr(List<Object> list) {
- if (list == null || list.isEmpty()) {
- return "";
- }
- final StringWriter sw = new StringWriter();
- final JsonWriter writer = new JsonWriter(sw);
- try {
- writer.beginArray();
- for (final Object o : list) {
- writer.beginObject();
- if (o instanceof Integer) {
- writer.name(Integer.class.getSimpleName()).value((Integer)o);
- } else if (o instanceof String) {
- writer.name(String.class.getSimpleName()).value((String)o);
- }
- writer.endObject();
- }
- writer.endArray();
- return sw.toString();
- } catch (IOException e) {
- } finally {
- try {
- if (writer != null) {
- writer.close();
- }
- } catch (IOException e) {
- }
- }
- return "";
- }
}
diff --git a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
index 102a41b4e..fdbe81ab6 100644
--- a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
@@ -197,7 +197,9 @@ public final class SubtypeLocaleUtils {
// es_US spanish F Español (EE.UU.) exception
// fr azerty F Français
// fr_CA qwerty F Français (Canada)
+ // fr_CH swiss F Français (Suisse)
// de qwertz F Deutsch
+ // de_CH swiss T Deutsch (Schweiz)
// zz qwerty F No language (QWERTY) in system locale
// fr qwertz T Français (QWERTZ)
// de qwerty T Deutsch (QWERTY)
@@ -298,7 +300,9 @@ public final class SubtypeLocaleUtils {
// es_US spanish F Es Español Español (EE.UU.) exception
// fr azerty F Fr Français Français
// fr_CA qwerty F Fr Français Français (Canada)
+ // fr_CH swiss F Fr Français Français (Suisse)
// de qwertz F De Deutsch Deutsch
+ // de_CH swiss T De Deutsch Deutsch (Schweiz)
// zz qwerty F QWERTY QWERTY
// fr qwertz T Fr Français Français
// de qwerty T De Deutsch Deutsch
diff --git a/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java b/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java
index 47ea1ea75..087a7f255 100644
--- a/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java
@@ -22,6 +22,9 @@ import android.graphics.Typeface;
import android.util.SparseArray;
public final class TypefaceUtils {
+ private static final char[] KEY_LABEL_REFERENCE_CHAR = { 'M' };
+ private static final char[] KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR = { '8' };
+
private TypefaceUtils() {
// This utility class is not publicly instantiable.
}
@@ -31,7 +34,7 @@ public final class TypefaceUtils {
// Working variable for the following method.
private static final Rect sTextHeightBounds = new Rect();
- public static float getCharHeight(final char[] referenceChar, final Paint paint) {
+ private static float getCharHeight(final char[] referenceChar, final Paint paint) {
final int key = getCharGeometryCacheKey(referenceChar[0], paint);
synchronized (sTextHeightCache) {
final Float cachedValue = sTextHeightCache.get(key);
@@ -51,7 +54,7 @@ public final class TypefaceUtils {
// Working variable for the following method.
private static final Rect sTextWidthBounds = new Rect();
- public static float getCharWidth(final char[] referenceChar, final Paint paint) {
+ private static float getCharWidth(final char[] referenceChar, final Paint paint) {
final int key = getCharGeometryCacheKey(referenceChar[0], paint);
synchronized (sTextWidthCache) {
final Float cachedValue = sTextWidthCache.get(key);
@@ -66,11 +69,6 @@ public final class TypefaceUtils {
}
}
- public static float getStringWidth(final String string, final Paint paint) {
- paint.getTextBounds(string, 0, string.length(), sTextWidthBounds);
- return sTextWidthBounds.width();
- }
-
private static int getCharGeometryCacheKey(final char referenceChar, final Paint paint) {
final int labelSize = (int)paint.getTextSize();
final Typeface face = paint.getTypeface();
@@ -86,9 +84,25 @@ public final class TypefaceUtils {
}
}
- public static float getLabelWidth(final String label, final Paint paint) {
- final Rect textBounds = new Rect();
- paint.getTextBounds(label, 0, label.length(), textBounds);
- return textBounds.width();
+ public static float getReferenceCharHeight(final Paint paint) {
+ return getCharHeight(KEY_LABEL_REFERENCE_CHAR, paint);
+ }
+
+ public static float getReferenceCharWidth(final Paint paint) {
+ return getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint);
+ }
+
+ public static float getReferenceDigitWidth(final Paint paint) {
+ return getCharWidth(KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR, paint);
+ }
+
+ // Working variable for the following method.
+ private static final Rect sStringWidthBounds = new Rect();
+
+ public static float getStringWidth(final String string, final Paint paint) {
+ synchronized (sStringWidthBounds) {
+ paint.getTextBounds(string, 0, string.length(), sStringWidthBounds);
+ return sStringWidthBounds.width();
+ }
}
}
diff --git a/java/src/com/android/inputmethod/latin/utils/UnigramProperty.java b/java/src/com/android/inputmethod/latin/utils/UnigramProperty.java
new file mode 100644
index 000000000..4feee4393
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/utils/UnigramProperty.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2013 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.utils;
+
+import com.android.inputmethod.annotations.UsedForTesting;
+import com.android.inputmethod.latin.BinaryDictionary;
+import com.android.inputmethod.latin.makedict.FusionDictionary.WeightedString;
+
+import java.util.ArrayList;
+
+// This has information that belong to a unigram. This class has some detailed attributes such as
+// historical information but they have to be checked only for testing purpose.
+@UsedForTesting
+public class UnigramProperty {
+ public final String mCodePoints;
+ public final boolean mIsNotAWord;
+ public final boolean mIsBlacklisted;
+ public final boolean mHasBigrams;
+ public final boolean mHasShortcuts;
+ public final int mProbability;
+ // mTimestamp, mLevel and mCount are historical info. These values are depend on the
+ // implementation in native code; thus, we must not use them and have any assumptions about
+ // them except for tests.
+ public final int mTimestamp;
+ public final int mLevel;
+ public final int mCount;
+ public final ArrayList<WeightedString> mShortcutTargets = CollectionUtils.newArrayList();
+
+ private static int getCodePointCount(final int[] codePoints) {
+ for (int i = 0; i < codePoints.length; i++) {
+ if (codePoints[i] == 0) {
+ return i;
+ }
+ }
+ return codePoints.length;
+ }
+
+ // This represents invalid unigram when the probability is BinaryDictionary.NOT_A_PROBABILITY.
+ public UnigramProperty(final int[] codePoints, final boolean isNotAWord,
+ final boolean isBlacklisted, final boolean hasBigram,
+ final boolean hasShortcuts, final int probability, final int timestamp,
+ final int level, final int count, final ArrayList<int[]> shortcutTargets,
+ final ArrayList<Integer> shortcutProbabilities) {
+ mCodePoints = new String(codePoints, 0 /* offset */, getCodePointCount(codePoints));
+ mIsNotAWord = isNotAWord;
+ mIsBlacklisted = isBlacklisted;
+ mHasBigrams = hasBigram;
+ mHasShortcuts = hasShortcuts;
+ mProbability = probability;
+ mTimestamp = timestamp;
+ mLevel = level;
+ mCount = count;
+ final int shortcutTargetCount = shortcutTargets.size();
+ for (int i = 0; i < shortcutTargetCount; i++) {
+ final int[] shortcutTargetCodePointArray = shortcutTargets.get(i);
+ final String shortcutTargetString = new String(shortcutTargetCodePointArray,
+ 0 /* offset */, getCodePointCount(shortcutTargetCodePointArray));
+ mShortcutTargets.add(
+ new WeightedString(shortcutTargetString, shortcutProbabilities.get(i)));
+ }
+ }
+
+ @UsedForTesting
+ public boolean isValid() {
+ return mProbability != BinaryDictionary.NOT_A_PROBABILITY;
+ }
+} \ No newline at end of file
diff --git a/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java b/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
index 635afe7cc..a2c3ed44d 100644
--- a/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
@@ -70,10 +70,11 @@ public final class UserHistoryDictIOUtils {
/**
* Writes dictionary to file.
*/
+ @UsedForTesting
public static void writeDictionary(final DictEncoder dictEncoder,
final BigramDictionaryInterface dict, final UserHistoryDictionaryBigramList bigrams,
- final FormatOptions formatOptions) {
- final FusionDictionary fusionDict = constructFusionDictionary(dict, bigrams);
+ final FormatOptions formatOptions, final HashMap<String, String> options) {
+ final FusionDictionary fusionDict = constructFusionDictionary(dict, bigrams, options);
fusionDict.addOptionAttribute(USES_FORGETTING_CURVE_KEY, USES_FORGETTING_CURVE_VALUE);
fusionDict.addOptionAttribute(LAST_UPDATED_TIME_KEY,
String.valueOf(TimeUnit.MILLISECONDS.toSeconds(System.currentTimeMillis())));
@@ -91,10 +92,10 @@ public final class UserHistoryDictIOUtils {
* Constructs a new FusionDictionary from BigramDictionaryInterface.
*/
@UsedForTesting
- static FusionDictionary constructFusionDictionary(
- final BigramDictionaryInterface dict, final UserHistoryDictionaryBigramList bigrams) {
+ static FusionDictionary constructFusionDictionary(final BigramDictionaryInterface dict,
+ final UserHistoryDictionaryBigramList bigrams, final HashMap<String, String> options) {
final FusionDictionary fusionDict = new FusionDictionary(new PtNodeArray(),
- new FusionDictionary.DictionaryOptions(new HashMap<String, String>(), false,
+ new FusionDictionary.DictionaryOptions(options, false,
false));
int profTotal = 0;
for (final String word1 : bigrams.keySet()) {
diff --git a/java/src/com/android/inputmethod/latin/utils/UserHistoryForgettingCurveUtils.java b/java/src/com/android/inputmethod/latin/utils/UserHistoryForgettingCurveUtils.java
index 1992b2f5d..677035ed6 100644
--- a/java/src/com/android/inputmethod/latin/utils/UserHistoryForgettingCurveUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/UserHistoryForgettingCurveUtils.java
@@ -20,6 +20,9 @@ import android.util.Log;
import java.util.concurrent.TimeUnit;
+import com.android.inputmethod.annotations.UsedForTesting;
+
+@UsedForTesting
public final class UserHistoryForgettingCurveUtils {
private static final String TAG = UserHistoryForgettingCurveUtils.class.getSimpleName();
private static final boolean DEBUG = false;
@@ -118,18 +121,22 @@ public final class UserHistoryForgettingCurveUtils {
}
}
+ @UsedForTesting
/* package */ static int fcToElapsedTime(byte fc) {
return fc & 0x0F;
}
+ @UsedForTesting
/* package */ static int fcToCount(byte fc) {
return (fc >> 4) & 0x03;
}
+ @UsedForTesting
/* package */ static int fcToLevel(byte fc) {
return (fc >> 6) & 0x03;
}
+ @UsedForTesting
private static int calcFreq(int elapsedTime, int count, int level) {
if (level <= 0) {
// Reserved words, just return -1
@@ -158,6 +165,7 @@ public final class UserHistoryForgettingCurveUtils {
return calcFreq(elapsedTime, count, level);
}
+ @UsedForTesting
public static byte pushElapsedTime(byte fc) {
int elapsedTime = fcToElapsedTime(fc);
int count = fcToCount(fc);
@@ -173,6 +181,7 @@ public final class UserHistoryForgettingCurveUtils {
return calcFc(elapsedTime, count, level);
}
+ @UsedForTesting
public static byte pushCount(byte fc, boolean isValid) {
final int elapsedTime = fcToElapsedTime(fc);
int count = fcToCount(fc);