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refactor: introduce common storage container network node
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...efinedmods/refinedstorage2/api/network/impl/node/AbstractStorageContainerNetworkNode.java
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| @@ -0,0 +1,119 @@ | ||
| package com.refinedmods.refinedstorage2.api.network.impl.node; | ||
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| import com.refinedmods.refinedstorage2.api.network.impl.storage.AbstractStorageNetworkNode; | ||
| import com.refinedmods.refinedstorage2.api.storage.StateTrackedStorage; | ||
| import com.refinedmods.refinedstorage2.api.storage.Storage; | ||
| import com.refinedmods.refinedstorage2.api.storage.StorageState; | ||
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| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Objects; | ||
| import java.util.Optional; | ||
| import java.util.Set; | ||
| import javax.annotation.Nullable; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| public abstract class AbstractStorageContainerNetworkNode extends AbstractStorageNetworkNode { | ||
| private static final Logger LOGGER = LoggerFactory.getLogger(AbstractStorageContainerNetworkNode.class); | ||
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| protected final StateTrackedStorage[] storages; | ||
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| private final long energyUsage; | ||
| private final long energyUsagePerStorage; | ||
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| @Nullable | ||
| private Provider provider; | ||
| @Nullable | ||
| private StateTrackedStorage.Listener listener; | ||
| private int activeStorages; | ||
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| protected AbstractStorageContainerNetworkNode(final long energyUsage, | ||
| final long energyUsagePerStorage, | ||
| final int size) { | ||
| this.energyUsage = energyUsage; | ||
| this.energyUsagePerStorage = energyUsagePerStorage; | ||
| this.storages = new StateTrackedStorage[size]; | ||
| } | ||
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| public void setListener(final StateTrackedStorage.Listener listener) { | ||
| this.listener = listener; | ||
| } | ||
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| public void setProvider(final Provider provider) { | ||
| this.provider = provider; | ||
| final List<StorageChange> changes = new ArrayList<>(); | ||
| for (int i = 0; i < storages.length; ++i) { | ||
| changes.addAll(initializeStorage(i)); | ||
| } | ||
| // If we are already initialized, update all the storages to keep the exposed storages in sync. | ||
| // If we are not initialized, update nothing as we have to wait for an activeness update. | ||
| if (activeStorages > 0) { | ||
| changes.forEach(this::onStorageChange); | ||
| } | ||
| updateActiveStorageCount(); | ||
| } | ||
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| public void onStorageChanged(final int index) { | ||
| if (index < 0 || index >= storages.length) { | ||
| LOGGER.warn("Invalid index {}", index); | ||
| return; | ||
| } | ||
| initializeStorage(index).forEach(this::onStorageChange); | ||
| updateActiveStorageCount(); | ||
| } | ||
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| protected void onStorageChange(final StorageChange change) { | ||
| // no op | ||
| } | ||
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| private Set<StorageChange> initializeStorage(final int index) { | ||
| final Set<StorageChange> results = new HashSet<>(); | ||
| if (storages[index] != null) { | ||
| results.add(new StorageChange(true, storages[index])); | ||
| } | ||
| if (provider != null) { | ||
| provider.resolve(index).ifPresentOrElse(resolved -> { | ||
| final StateTrackedStorage newStorage = new StateTrackedStorage(resolved, listener); | ||
| storages[index] = newStorage; | ||
| results.add(new StorageChange(false, newStorage)); | ||
| }, () -> storages[index] = null); | ||
| } | ||
| return results; | ||
| } | ||
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| private void updateActiveStorageCount() { | ||
| this.activeStorages = (int) Arrays.stream(storages).filter(Objects::nonNull).count(); | ||
| } | ||
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| @Override | ||
| public long getEnergyUsage() { | ||
| return energyUsage + (energyUsagePerStorage * activeStorages); | ||
| } | ||
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| public int getSize() { | ||
| return storages.length; | ||
| } | ||
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| public StorageState getState(final int index) { | ||
| final var storage = storages[index]; | ||
| if (storage == null) { | ||
| return StorageState.NONE; | ||
| } | ||
| if (!isActive()) { | ||
| return StorageState.INACTIVE; | ||
| } | ||
| return storage.getState(); | ||
| } | ||
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| protected record StorageChange(boolean removed, StateTrackedStorage storage) { | ||
| } | ||
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| @FunctionalInterface | ||
| public interface Provider { | ||
| Optional<Storage> resolve(int index); | ||
| } | ||
| } |
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3 changes: 2 additions & 1 deletion
3
...nedmods/refinedstorage2/api/network/impl/node/storage/StorageNetworkNodeProviderImpl.java
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