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-rw-r--r--java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java268
1 files changed, 145 insertions, 123 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java b/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java
index 2df7e5cf5..6bc6acc0f 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java
@@ -34,175 +34,197 @@ public final class PointerTrackerQueue {
}
private static final int INITIAL_CAPACITY = 10;
+ // Note: {@link #mExpandableArrayOfActivePointers} and {@link #mArraySize} are synchronized by
+ // {@link #mExpandableArrayOfActivePointers}
private final ArrayList<Element> mExpandableArrayOfActivePointers =
CollectionUtils.newArrayList(INITIAL_CAPACITY);
private int mArraySize = 0;
- public synchronized int size() {
- return mArraySize;
+ public int size() {
+ synchronized (mExpandableArrayOfActivePointers) {
+ return mArraySize;
+ }
}
- public synchronized void add(final Element pointer) {
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- if (arraySize < expandableArray.size()) {
- expandableArray.set(arraySize, pointer);
- } else {
- expandableArray.add(pointer);
+ public void add(final Element pointer) {
+ synchronized (mExpandableArrayOfActivePointers) {
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ if (arraySize < expandableArray.size()) {
+ expandableArray.set(arraySize, pointer);
+ } else {
+ expandableArray.add(pointer);
+ }
+ mArraySize = arraySize + 1;
}
- mArraySize = arraySize + 1;
}
- public synchronized void remove(final Element pointer) {
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- int newSize = 0;
- for (int index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (element == pointer) {
+ public void remove(final Element pointer) {
+ synchronized (mExpandableArrayOfActivePointers) {
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ int newSize = 0;
+ for (int index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (element == pointer) {
+ if (newSize != index) {
+ Log.w(TAG, "Found duplicated element in remove: " + pointer);
+ }
+ continue; // Remove this element from the expandableArray.
+ }
if (newSize != index) {
- Log.w(TAG, "Found duplicated element in remove: " + pointer);
+ // Shift this element toward the beginning of the expandableArray.
+ expandableArray.set(newSize, element);
}
- continue; // Remove this element from the expandableArray.
- }
- if (newSize != index) {
- // Shift this element toward the beginning of the expandableArray.
- expandableArray.set(newSize, element);
+ newSize++;
}
- newSize++;
+ mArraySize = newSize;
}
- mArraySize = newSize;
}
- public synchronized Element getOldestElement() {
- return (mArraySize == 0) ? null : mExpandableArrayOfActivePointers.get(0);
+ public Element getOldestElement() {
+ synchronized (mExpandableArrayOfActivePointers) {
+ return (mArraySize == 0) ? null : mExpandableArrayOfActivePointers.get(0);
+ }
}
- public synchronized void releaseAllPointersOlderThan(final Element pointer,
- final long eventTime) {
- if (DEBUG) {
- Log.d(TAG, "releaseAllPoniterOlderThan: " + pointer + " " + this);
- }
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- int newSize, index;
- for (newSize = index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (element == pointer) {
- break; // Stop releasing elements.
- }
- if (!element.isModifier()) {
- element.onPhantomUpEvent(eventTime);
- continue; // Remove this element from the expandableArray.
+ public void releaseAllPointersOlderThan(final Element pointer, final long eventTime) {
+ synchronized (mExpandableArrayOfActivePointers) {
+ if (DEBUG) {
+ Log.d(TAG, "releaseAllPoniterOlderThan: " + pointer + " " + this);
}
- if (newSize != index) {
- // Shift this element toward the beginning of the expandableArray.
- expandableArray.set(newSize, element);
- }
- newSize++;
- }
- // Shift rest of the expandableArray.
- int count = 0;
- for (; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (element == pointer) {
- if (count > 0) {
- Log.w(TAG, "Found duplicated element in releaseAllPointersOlderThan: "
- + pointer);
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ int newSize, index;
+ for (newSize = index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (element == pointer) {
+ break; // Stop releasing elements.
+ }
+ if (!element.isModifier()) {
+ element.onPhantomUpEvent(eventTime);
+ continue; // Remove this element from the expandableArray.
+ }
+ if (newSize != index) {
+ // Shift this element toward the beginning of the expandableArray.
+ expandableArray.set(newSize, element);
}
- count++;
- }
- if (newSize != index) {
- expandableArray.set(newSize, expandableArray.get(index));
newSize++;
}
+ // Shift rest of the expandableArray.
+ int count = 0;
+ for (; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (element == pointer) {
+ if (count > 0) {
+ Log.w(TAG, "Found duplicated element in releaseAllPointersOlderThan: "
+ + pointer);
+ }
+ count++;
+ }
+ if (newSize != index) {
+ expandableArray.set(newSize, expandableArray.get(index));
+ newSize++;
+ }
+ }
+ mArraySize = newSize;
}
- mArraySize = newSize;
}
public void releaseAllPointers(final long eventTime) {
releaseAllPointersExcept(null, eventTime);
}
- public synchronized void releaseAllPointersExcept(final Element pointer,
- final long eventTime) {
- if (DEBUG) {
- if (pointer == null) {
- Log.d(TAG, "releaseAllPoniters: " + this);
- } else {
- Log.d(TAG, "releaseAllPoniterExcept: " + pointer + " " + this);
- }
- }
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- int newSize = 0, count = 0;
- for (int index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (element == pointer) {
- if (count > 0) {
- Log.w(TAG, "Found duplicated element in releaseAllPointersExcept: " + pointer);
+ public void releaseAllPointersExcept(final Element pointer, final long eventTime) {
+ synchronized (mExpandableArrayOfActivePointers) {
+ if (DEBUG) {
+ if (pointer == null) {
+ Log.d(TAG, "releaseAllPoniters: " + this);
+ } else {
+ Log.d(TAG, "releaseAllPoniterExcept: " + pointer + " " + this);
}
- count++;
- } else {
- element.onPhantomUpEvent(eventTime);
- continue; // Remove this element from the expandableArray.
}
- if (newSize != index) {
- // Shift this element toward the beginning of the expandableArray.
- expandableArray.set(newSize, element);
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ int newSize = 0, count = 0;
+ for (int index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (element == pointer) {
+ if (count > 0) {
+ Log.w(TAG, "Found duplicated element in releaseAllPointersExcept: "
+ + pointer);
+ }
+ count++;
+ } else {
+ element.onPhantomUpEvent(eventTime);
+ continue; // Remove this element from the expandableArray.
+ }
+ if (newSize != index) {
+ // Shift this element toward the beginning of the expandableArray.
+ expandableArray.set(newSize, element);
+ }
+ newSize++;
}
- newSize++;
+ mArraySize = newSize;
}
- mArraySize = newSize;
}
- public synchronized boolean hasModifierKeyOlderThan(final Element pointer) {
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- for (int index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (element == pointer) {
- return false; // Stop searching modifier key.
- }
- if (element.isModifier()) {
- return true;
+ public boolean hasModifierKeyOlderThan(final Element pointer) {
+ synchronized (mExpandableArrayOfActivePointers) {
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ for (int index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (element == pointer) {
+ return false; // Stop searching modifier key.
+ }
+ if (element.isModifier()) {
+ return true;
+ }
}
+ return false;
}
- return false;
}
- public synchronized boolean isAnyInSlidingKeyInput() {
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- for (int index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (element.isInSlidingKeyInput()) {
- return true;
+ public boolean isAnyInSlidingKeyInput() {
+ synchronized (mExpandableArrayOfActivePointers) {
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ for (int index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (element.isInSlidingKeyInput()) {
+ return true;
+ }
}
+ return false;
}
- return false;
}
- public synchronized void cancelAllPointerTracker() {
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- for (int index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- element.cancelTracking();
+ public void cancelAllPointerTracker() {
+ synchronized (mExpandableArrayOfActivePointers) {
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ for (int index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ element.cancelTracking();
+ }
}
}
@Override
- public synchronized String toString() {
- final StringBuilder sb = new StringBuilder();
- final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
- final int arraySize = mArraySize;
- for (int index = 0; index < arraySize; index++) {
- final Element element = expandableArray.get(index);
- if (sb.length() > 0)
- sb.append(" ");
- sb.append(element.toString());
+ public String toString() {
+ synchronized (mExpandableArrayOfActivePointers) {
+ final StringBuilder sb = new StringBuilder();
+ final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers;
+ final int arraySize = mArraySize;
+ for (int index = 0; index < arraySize; index++) {
+ final Element element = expandableArray.get(index);
+ if (sb.length() > 0) {
+ sb.append(" ");
+ }
+ sb.append(element.toString());
+ }
+ return "[" + sb.toString() + "]";
}
- return "[" + sb.toString() + "]";
}
}
generated by cgit v1.2.3-83-g751a (git 2.47.1) at 2025-05-05 22:04:48 +0000