Rabbit-R1/original r1/java/sources/androidx/media3/exoplayer/source/SpannedData.java
2024-05-21 17:08:36 -04:00

107 lines
3.4 KiB
Java

package androidx.media3.exoplayer.source;
import android.util.SparseArray;
import androidx.media3.common.util.Assertions;
import androidx.media3.common.util.Consumer;
/* loaded from: classes2.dex */
final class SpannedData<V> {
private int memoizedReadIndex;
private final Consumer<V> removeCallback;
private final SparseArray<V> spans;
/* JADX INFO: Access modifiers changed from: package-private */
public static /* synthetic */ void lambda$new$0(Object obj) {
}
public SpannedData() {
this(new Consumer() { // from class: androidx.media3.exoplayer.source.SpannedData$$ExternalSyntheticLambda0
@Override // androidx.media3.common.util.Consumer
public final void accept(Object obj) {
SpannedData.lambda$new$0(obj);
}
});
}
public SpannedData(Consumer<V> consumer) {
this.spans = new SparseArray<>();
this.removeCallback = consumer;
this.memoizedReadIndex = -1;
}
public V get(int i) {
if (this.memoizedReadIndex == -1) {
this.memoizedReadIndex = 0;
}
while (true) {
int i2 = this.memoizedReadIndex;
if (i2 <= 0 || i >= this.spans.keyAt(i2)) {
break;
}
this.memoizedReadIndex--;
}
while (this.memoizedReadIndex < this.spans.size() - 1 && i >= this.spans.keyAt(this.memoizedReadIndex + 1)) {
this.memoizedReadIndex++;
}
return this.spans.valueAt(this.memoizedReadIndex);
}
public void appendSpan(int i, V v) {
if (this.memoizedReadIndex == -1) {
Assertions.checkState(this.spans.size() == 0);
this.memoizedReadIndex = 0;
}
if (this.spans.size() > 0) {
SparseArray<V> sparseArray = this.spans;
int keyAt = sparseArray.keyAt(sparseArray.size() - 1);
Assertions.checkArgument(i >= keyAt);
if (keyAt == i) {
Consumer<V> consumer = this.removeCallback;
SparseArray<V> sparseArray2 = this.spans;
consumer.accept(sparseArray2.valueAt(sparseArray2.size() - 1));
}
}
this.spans.append(i, v);
}
public V getEndValue() {
return this.spans.valueAt(r1.size() - 1);
}
public void discardTo(int i) {
int i2 = 0;
while (i2 < this.spans.size() - 1) {
int i3 = i2 + 1;
if (i < this.spans.keyAt(i3)) {
return;
}
this.removeCallback.accept(this.spans.valueAt(i2));
this.spans.removeAt(i2);
int i4 = this.memoizedReadIndex;
if (i4 > 0) {
this.memoizedReadIndex = i4 - 1;
}
i2 = i3;
}
}
public void discardFrom(int i) {
for (int size = this.spans.size() - 1; size >= 0 && i < this.spans.keyAt(size); size--) {
this.removeCallback.accept(this.spans.valueAt(size));
this.spans.removeAt(size);
}
this.memoizedReadIndex = this.spans.size() > 0 ? Math.min(this.memoizedReadIndex, this.spans.size() - 1) : -1;
}
public void clear() {
for (int i = 0; i < this.spans.size(); i++) {
this.removeCallback.accept(this.spans.valueAt(i));
}
this.memoizedReadIndex = -1;
this.spans.clear();
}
public boolean isEmpty() {
return this.spans.size() == 0;
}
}