51 lines
1.9 KiB
Java
51 lines
1.9 KiB
Java
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package net.minecraft.commands.execution.tasks;
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import java.util.List;
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import net.minecraft.commands.execution.CommandQueueEntry;
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import net.minecraft.commands.execution.EntryAction;
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import net.minecraft.commands.execution.ExecutionContext;
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import net.minecraft.commands.execution.Frame;
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public class ContinuationTask<T, P> implements EntryAction<T> {
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private final ContinuationTask.TaskProvider<T, P> taskFactory;
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private final List<P> arguments;
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private final CommandQueueEntry<T> selfEntry;
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private int index;
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private ContinuationTask(ContinuationTask.TaskProvider<T, P> p_312248_, List<P> p_311891_, Frame p_311182_) {
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this.taskFactory = p_312248_;
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this.arguments = p_311891_;
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this.selfEntry = new CommandQueueEntry<>(p_311182_, this);
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}
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@Override
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public void execute(ExecutionContext<T> p_310507_, Frame p_311035_) {
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P p = this.arguments.get(this.index);
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p_310507_.queueNext(this.taskFactory.create(p_311035_, p));
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if (++this.index < this.arguments.size()) {
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p_310507_.queueNext(this.selfEntry);
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}
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}
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public static <T, P> void schedule(ExecutionContext<T> p_311894_, Frame p_312100_, List<P> p_310159_, ContinuationTask.TaskProvider<T, P> p_309687_) {
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int i = p_310159_.size();
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switch (i) {
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case 0:
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break;
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case 1:
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p_311894_.queueNext(p_309687_.create(p_312100_, p_310159_.get(0)));
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break;
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case 2:
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p_311894_.queueNext(p_309687_.create(p_312100_, p_310159_.get(0)));
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p_311894_.queueNext(p_309687_.create(p_312100_, p_310159_.get(1)));
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break;
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default:
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p_311894_.queueNext((new ContinuationTask<>(p_309687_, p_310159_, p_312100_)).selfEntry);
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}
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}
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@FunctionalInterface
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public interface TaskProvider<T, P> {
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CommandQueueEntry<T> create(Frame p_312749_, P p_312271_);
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}
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}
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