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Support multiple condition for getDeviceOverrideValue 

Bug: 8556975
Change-Id: I29d3a305b6ac3d8e3620c6d8592d85047d62bf48
main
Tadashi G. Takaoka 2013-05-13 10:25:42 +09:00
parent 7d72ca0b20
commit d69fa0a09a
9 changed files with 259 additions and 96 deletions
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2
java/res/values/keyboard-heights.xml
View File

@ -34,6 +34,6 @@
<!-- Xoom -->
<item>HARDWARE=stingray,283.1337</item>
<!-- Default value for unknown device: empty string -->
<item>DEFAULT,</item>
<item>,</item>
</string-array>
</resources>

2
java/res/values/keypress-vibration-durations.xml
View File

@ -29,6 +29,6 @@
<!-- Nexus 10 -->
<item>HARDWARE=manta,16</item>
<!-- Default value for unknown device -->
<item>DEFAULT,20</item>
<item>,20</item>
</string-array>
</resources>

2
java/res/values/keypress-volumes.xml
View File

@ -27,6 +27,6 @@
<item>HARDWARE=mako,0.3f</item>
<item>HARDWARE=manta,0.2f</item>
<!-- Default value for unknown device -->
<item>DEFAULT,0.2f</item>
<item>,0.2f</item>
</string-array>
</resources>

2
java/res/values/phantom-sudden-move-event-device-list.xml
View File

@ -24,6 +24,6 @@
<!-- Xoom -->
<item>HARDWARE=stingray,true</item>
<!-- Default value for unknown device -->
<item>DEFAULT,false</item>
<item>,false</item>
</string-array>
</resources>

2
java/res/values/sudden-jumping-touch-event-device-list.xml
View File

@ -26,6 +26,6 @@
<!-- Droid -->
<item>HARDWARE=sholes,true</item>
<!-- Default value for unknown device -->
<item>DEFAULT,false</item>
<item>,false</item>
</string-array>
</resources>

120
java/src/com/android/inputmethod/latin/ResourceUtils.java
View File

@ -19,9 +19,13 @@ package com.android.inputmethod.latin;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.os.Build;
import android.text.TextUtils;
import android.util.Log;
import android.util.TypedValue;
import com.android.inputmethod.annotations.UsedForTesting;
import java.util.ArrayList;
import java.util.HashMap;
public final class ResourceUtils {
@ -35,10 +39,31 @@ public final class ResourceUtils {
// This utility class is not publicly instantiable.
}
private static final String DEFAULT_KEY = "DEFAULT";
private static final HashMap<String, String> sDeviceOverrideValueMap =
CollectionUtils.newHashMap();
private static final String[] BUILD_KEYS_AND_VALUES = {
"HARDWARE", Build.HARDWARE,
"MODEL", Build.MODEL,
"MANUFACTURER", Build.MANUFACTURER
};
private static final HashMap<String, String> sBuildKeyValues;
private static final String sBuildKeyValuesDebugString;
static {
sBuildKeyValues = CollectionUtils.newHashMap();
final ArrayList<String> keyValuePairs = CollectionUtils.newArrayList();
final int keyCount = BUILD_KEYS_AND_VALUES.length / 2;
for (int i = 0; i < keyCount; i++) {
final int index = i * 2;
final String key = BUILD_KEYS_AND_VALUES[index];
final String value = BUILD_KEYS_AND_VALUES[index + 1];
sBuildKeyValues.put(key, value);
keyValuePairs.add(key + '=' + value);
}
sBuildKeyValuesDebugString = "[" + TextUtils.join(" ", keyValuePairs) + "]";
}
public static String getDeviceOverrideValue(final Resources res, final int overrideResId) {
final int orientation = res.getConfiguration().orientation;
final String key = overrideResId + "-" + orientation;
@ -47,34 +72,115 @@ public final class ResourceUtils {
}
final String[] overrideArray = res.getStringArray(overrideResId);
final String hardwareKey = "HARDWARE=" + Build.HARDWARE;
final String overrideValue = StringUtils.findValueOfKey(hardwareKey, overrideArray);
final String overrideValue = findConstantForKeyValuePairs(sBuildKeyValues, overrideArray);
// The overrideValue might be an empty string.
if (overrideValue != null) {
if (DEBUG) {
Log.d(TAG, "Find override value:"
+ " resource="+ res.getResourceEntryName(overrideResId)
+ " " + hardwareKey + " override=" + overrideValue);
+ " build=" + sBuildKeyValuesDebugString
+ " override=" + overrideValue);
}
sDeviceOverrideValueMap.put(key, overrideValue);
return overrideValue;
}
final String defaultValue = StringUtils.findValueOfKey(DEFAULT_KEY, overrideArray);
final String defaultValue = findDefaultConstant(overrideArray);
// The defaultValue might be an empty string.
if (defaultValue == null) {
Log.w(TAG, "Couldn't find override value nor default value:"
+ " resource="+ res.getResourceEntryName(overrideResId)
+ " " + hardwareKey);
+ " build=" + sBuildKeyValuesDebugString);
} else if (DEBUG) {
Log.d(TAG, "Found default value:"
+ " resource="+ res.getResourceEntryName(overrideResId)
+ " " + hardwareKey + " " + DEFAULT_KEY + "=" + defaultValue);
+ " build=" + sBuildKeyValuesDebugString + " default=" + defaultValue);
}
sDeviceOverrideValueMap.put(key, defaultValue);
return defaultValue;
}
/**
* Find the condition that fulfills specified key value pairs from an array of
* "condition,constant", and return the corresponding string constant. A condition is
* "pattern1[:pattern2...] (or an empty string for the default). A pattern is "key=value"
* string. The condition matches only if all patterns of the condition are true for the
* specified key value pairs.
*
* For example, "condition,constant" has the following format.
* (See {@link ResourceUtilsTests#testFindConstantForKeyValuePairsCombined()})
* - HARDWARE=mako,constantForNexus4
* - MODEL=Nexus 4:MANUFACTURER=LGE,constantForNexus4
* - ,defaultConstant
*
* @param keyValuePairs attributes to be used to look for a matched condition.
* @param conditionConstantArray an array of "condition,constant" elements to be searched.
* @return the constant part of the matched "condition,constant" element. Returns null if no
* condition matches.
*/
@UsedForTesting
static String findConstantForKeyValuePairs(final HashMap<String, String> keyValuePairs,
final String[] conditionConstantArray) {
if (conditionConstantArray == null || keyValuePairs == null) {
return null;
}
for (final String conditionConstant : conditionConstantArray) {
final int posComma = conditionConstant.indexOf(',');
if (posComma < 0) {
throw new RuntimeException("Array element has no comma: " + conditionConstant);
}
final String condition = conditionConstant.substring(0, posComma);
if (condition.isEmpty()) {
// Default condition. The default condition should be searched by
// {@link #findConstantForDefault(String[])}.
continue;
}
if (fulfillsCondition(keyValuePairs, condition)) {
return conditionConstant.substring(posComma + 1);
}
}
return null;
}
private static boolean fulfillsCondition(final HashMap<String,String> keyValuePairs,
final String condition) {
final String[] patterns = condition.split(":");
// Check all patterns in a condition are true
for (final String pattern : patterns) {
final int posEqual = pattern.indexOf('=');
if (posEqual < 0) {
throw new RuntimeException("Pattern has no '=': " + condition);
}
final String key = pattern.substring(0, posEqual);
final String value = keyValuePairs.get(key);
if (value == null) {
throw new RuntimeException("Found unknown key: " + condition);
}
final String patternValue = pattern.substring(posEqual + 1);
if (!value.equals(patternValue)) {
return false;
}
}
return true;
}
@UsedForTesting
static String findDefaultConstant(final String[] conditionConstantArray) {
if (conditionConstantArray == null) {
return null;
}
for (final String condition : conditionConstantArray) {
final int posComma = condition.indexOf(',');
if (posComma < 0) {
throw new RuntimeException("Array element has no comma: " + condition);
}
if (posComma == 0) { // condition is empty.
return condition.substring(posComma + 1);
}
}
return null;
}
public static boolean isValidFraction(final float fraction) {
return fraction >= 0.0f;
}

24
java/src/com/android/inputmethod/latin/StringUtils.java
View File

@ -64,30 +64,6 @@ public final class StringUtils {
return TextUtils.join(",", result);
}
/**
* Find a value that has a specified key from an array of key-comma-value.
*
* @param key a key string to find.
* @param array an array of key-comma-value string to be searched.
* @return the value part of the first string that has a specified key.
* Returns null if it couldn't be found.
*/
public static String findValueOfKey(final String key, final String[] array) {
if (array == null) {
return null;
}
for (final String element : array) {
final int posComma = element.indexOf(',');
if (posComma < 0) {
throw new RuntimeException("Element has no comma: " + element);
}
if (element.substring(0, posComma).equals(key)) {
return element.substring(posComma + 1);
}
}
return null;
}
/**
* Remove duplicates from an array of strings.
*

140
tests/src/com/android/inputmethod/latin/ResourceUtilsTests.java Normal file
View File

@ -0,0 +1,140 @@
/*
* 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;
import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.SmallTest;
import java.util.HashMap;
@SmallTest
public class ResourceUtilsTests extends AndroidTestCase {
public void testFindDefaultConstant() {
final String[] nullArray = null;
assertNull(ResourceUtils.findDefaultConstant(nullArray));
final String[] emptyArray = {};
assertNull(ResourceUtils.findDefaultConstant(emptyArray));
final String[] array = {
"HARDWARE=grouper,0.3",
"HARDWARE=mako,0.4",
",defaultValue1",
"HARDWARE=manta,0.2",
",defaultValue2",
};
assertEquals(ResourceUtils.findDefaultConstant(array), "defaultValue1");
}
public void testFindConstantForKeyValuePairsSimple() {
final HashMap<String,String> anyKeyValue = CollectionUtils.newHashMap();
anyKeyValue.put("anyKey", "anyValue");
final HashMap<String,String> nullKeyValue = null;
final HashMap<String,String> emptyKeyValue = CollectionUtils.newHashMap();
final String[] nullArray = null;
assertNull(ResourceUtils.findConstantForKeyValuePairs(anyKeyValue, nullArray));
assertNull(ResourceUtils.findConstantForKeyValuePairs(emptyKeyValue, nullArray));
assertNull(ResourceUtils.findConstantForKeyValuePairs(nullKeyValue, nullArray));
final String[] emptyArray = {};
assertNull(ResourceUtils.findConstantForKeyValuePairs(anyKeyValue, emptyArray));
assertNull(ResourceUtils.findConstantForKeyValuePairs(emptyKeyValue, emptyArray));
assertNull(ResourceUtils.findConstantForKeyValuePairs(nullKeyValue, emptyArray));
final String HARDWARE_KEY = "HARDWARE";
final String[] array = {
",defaultValue",
"HARDWARE=grouper,0.3",
"HARDWARE=mako,0.4",
"HARDWARE=manta,0.2",
"HARDWARE=mako,0.5",
};
final HashMap<String,String> keyValues = CollectionUtils.newHashMap();
keyValues.put(HARDWARE_KEY, "grouper");
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, array), "0.3");
keyValues.put(HARDWARE_KEY, "mako");
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, array), "0.4");
keyValues.put(HARDWARE_KEY, "manta");
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, array), "0.2");
try {
keyValues.clear();
keyValues.put("hardware", "grouper");
final String constant = ResourceUtils.findConstantForKeyValuePairs(keyValues, array);
fail("condition without HARDWARE must fail: constant=" + constant);
} catch (final RuntimeException e) {
assertEquals(e.getMessage(), "Found unknown key: HARDWARE=grouper");
}
keyValues.clear();
keyValues.put(HARDWARE_KEY, "MAKO");
assertNull(ResourceUtils.findConstantForKeyValuePairs(keyValues, array));
keyValues.put(HARDWARE_KEY, "mantaray");
assertNull(ResourceUtils.findConstantForKeyValuePairs(keyValues, array));
try {
final String constant = ResourceUtils.findConstantForKeyValuePairs(
emptyKeyValue, array);
fail("emptyCondition shouldn't match: constant=" + constant);
} catch (final RuntimeException e) {
assertEquals(e.getMessage(), "Found unknown key: HARDWARE=grouper");
}
}
public void testFindConstantForKeyValuePairsCombined() {
final String HARDWARE_KEY = "HARDWARE";
final String MODEL_KEY = "MODEL";
final String MANUFACTURER_KEY = "MANUFACTURER";
final String[] array = {
",defaultValue",
"HARDWARE=grouper:MANUFACTURER=asus,0.3",
"HARDWARE=mako:MODEL=Nexus 4,0.4",
"HARDWARE=manta:MODEL=Nexus 10:MANUFACTURER=samsung,0.2"
};
final String[] failArray = {
",defaultValue",
"HARDWARE=grouper:MANUFACTURER=ASUS,0.3",
"HARDWARE=mako:MODEL=Nexus_4,0.4",
"HARDWARE=mantaray:MODEL=Nexus 10:MANUFACTURER=samsung,0.2"
};
final HashMap<String,String> keyValues = CollectionUtils.newHashMap();
keyValues.put(HARDWARE_KEY, "grouper");
keyValues.put(MODEL_KEY, "Nexus 7");
keyValues.put(MANUFACTURER_KEY, "asus");
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, array), "0.3");
assertNull(ResourceUtils.findConstantForKeyValuePairs(keyValues, failArray));
keyValues.clear();
keyValues.put(HARDWARE_KEY, "mako");
keyValues.put(MODEL_KEY, "Nexus 4");
keyValues.put(MANUFACTURER_KEY, "LGE");
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, array), "0.4");
assertNull(ResourceUtils.findConstantForKeyValuePairs(keyValues, failArray));
keyValues.clear();
keyValues.put(HARDWARE_KEY, "manta");
keyValues.put(MODEL_KEY, "Nexus 10");
keyValues.put(MANUFACTURER_KEY, "samsung");
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, array), "0.2");
assertNull(ResourceUtils.findConstantForKeyValuePairs(keyValues, failArray));
keyValues.put(HARDWARE_KEY, "mantaray");
assertNull(ResourceUtils.findConstantForKeyValuePairs(keyValues, array));
assertEquals(ResourceUtils.findConstantForKeyValuePairs(keyValues, failArray), "0.2");
}
}

61
tests/src/com/android/inputmethod/latin/StringUtilsTests.java
View File

@ -178,7 +178,7 @@ public class StringUtilsTests extends AndroidTestCase {
assertTrue(StringUtils.isIdenticalAfterDowncase(""));
}
private void checkCapitalize(final String src, final String dst, final String separators,
private static void checkCapitalize(final String src, final String dst, final String separators,
final Locale locale) {
assertEquals(dst, StringUtils.capitalizeEachWord(src, separators, locale));
assert(src.equals(dst)
@ -237,63 +237,4 @@ public class StringUtilsTests extends AndroidTestCase {
// code for now True is acceptable.
assertTrue(StringUtils.lastPartLooksLikeURL(".abc/def"));
}
public void testFindValueOfKey() {
final String nullKey = null;
final String emptyKey = "";
final String[] nullArray = null;
assertNull(StringUtils.findValueOfKey("anyKey", nullArray));
assertNull(StringUtils.findValueOfKey(emptyKey, nullArray));
assertNull(StringUtils.findValueOfKey(nullKey, nullArray));
final String[] emptyArray = {};
assertNull(StringUtils.findValueOfKey("anyKey", emptyArray));
assertNull(StringUtils.findValueOfKey(emptyKey, emptyArray));
assertNull(StringUtils.findValueOfKey(nullKey, emptyArray));
final String[] array = {
"DEFAULT,defaultValue",
"HARDWARE=grouper,0.3",
"HARDWARE=mako,0.4",
"HARDWARE=manta,0.2"
};
assertEquals(StringUtils.findValueOfKey("HARDWARE=grouper", array), "0.3");
assertEquals(StringUtils.findValueOfKey("HARDWARE=mako", array), "0.4");
assertEquals(StringUtils.findValueOfKey("HARDWARE=manta", array), "0.2");
assertEquals(StringUtils.findValueOfKey("DEFAULT", array), "defaultValue");
assertNull(StringUtils.findValueOfKey("hardware=grouper", array));
assertNull(StringUtils.findValueOfKey("HARDWARE=MAKO", array));
assertNull(StringUtils.findValueOfKey("HARDWARE=mantaray", array));
assertNull(StringUtils.findValueOfKey(emptyKey, array));
assertNull(StringUtils.findValueOfKey(nullKey, array));
final String[] containsNullKey = {
"DEFAULT,defaultValue",
",emptyValue"
};
assertEquals(StringUtils.findValueOfKey(emptyKey, containsNullKey), "emptyValue");
final String[] containsMultipleSameKeys = {
"key1,value1",
"key2,value2",
"key3,value3",
"key2,value4"
};
assertEquals(StringUtils.findValueOfKey("key2", containsMultipleSameKeys), "value2");
final String[] containNoCommaElement = {
"key1,value1",
"key2-and-value2",
"key3,value3"
};
assertEquals(StringUtils.findValueOfKey("key1", containNoCommaElement), "value1");
try {
final String valueOfKey3 = StringUtils.findValueOfKey("key3", containNoCommaElement);
fail("finding valueOfKey3=" + valueOfKey3 + " must fail");
} catch (final RuntimeException e) {
assertEquals(e.getMessage(), "Element has no comma: key2-and-value2");
}
}
}