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am 05f5236f: Merge "Make InputMethodSubtype thread safe" into jb-dev

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* commit '05f5236f6093b7f518677289f023f033832218f7':
  Make InputMethodSubtype thread safe
This commit is contained in:
satok
2012-05-09 01:46:13 -07:00
committed by Android Git Automerger
parent 6e8fe1df32 05f5236f60
commit c496652b86
1 changed files with 16 additions and 12 deletions
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28
core/java/android/view/inputmethod/InputMethodSubtype.java
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@@ -58,7 +58,7 @@ public final class InputMethodSubtype implements Parcelable {
private final String mSubtypeLocale;
private final String mSubtypeMode;
private final String mSubtypeExtraValue;
private HashMap<String, String> mExtraValueHashMapCache;
private volatile HashMap<String, String> mExtraValueHashMapCache;
/**
* Constructor.
@@ -237,18 +237,22 @@ public final class InputMethodSubtype implements Parcelable {
private HashMap<String, String> getExtraValueHashMap() {
if (mExtraValueHashMapCache == null) {
mExtraValueHashMapCache = new HashMap<String, String>();
final String[] pairs = mSubtypeExtraValue.split(EXTRA_VALUE_PAIR_SEPARATOR);
final int N = pairs.length;
for (int i = 0; i < N; ++i) {
final String[] pair = pairs[i].split(EXTRA_VALUE_KEY_VALUE_SEPARATOR);
if (pair.length == 1) {
mExtraValueHashMapCache.put(pair[0], null);
} else if (pair.length > 1) {
if (pair.length > 2) {
Slog.w(TAG, "ExtraValue has two or more '='s");
synchronized(this) {
if (mExtraValueHashMapCache == null) {
mExtraValueHashMapCache = new HashMap<String, String>();
final String[] pairs = mSubtypeExtraValue.split(EXTRA_VALUE_PAIR_SEPARATOR);
final int N = pairs.length;
for (int i = 0; i < N; ++i) {
final String[] pair = pairs[i].split(EXTRA_VALUE_KEY_VALUE_SEPARATOR);
if (pair.length == 1) {
mExtraValueHashMapCache.put(pair[0], null);
} else if (pair.length > 1) {
if (pair.length > 2) {
Slog.w(TAG, "ExtraValue has two or more '='s");
}
mExtraValueHashMapCache.put(pair[0], pair[1]);
}
}
mExtraValueHashMapCache.put(pair[0], pair[1]);
}
}
}