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@ -24,8 +24,6 @@ import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.Optional; |
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import org.apache.tuweni.bytes.Bytes; |
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/** |
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* An object that buffers updates made over a particular {@link WorldView}. |
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* |
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@ -75,29 +73,8 @@ public interface WorldUpdater extends MutableWorldView { |
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* #createAccount(Address)} (and thus all his fields will be zero/empty). |
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*/ |
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default MutableAccount getOrCreate(final Address address) { |
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MutableAccount account = getAccount(address); |
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if (account == null) { |
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account = createAccount(address); |
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if (parentUpdater().isPresent() && parentUpdater().get().isDeleted(address)) { |
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account.clearStorage(); |
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account.setCode(Bytes.EMPTY); |
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} |
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} |
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return account; |
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} |
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/** |
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* Check this and parent updaters to see if an address has been deleted since the last persist |
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* |
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* @param address address to check |
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* @return true if any updaters have marked the address as deleted. |
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*/ |
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default boolean isDeleted(final Address address) { |
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if (getDeletedAccountAddresses().contains(address)) { |
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return true; |
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} else { |
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return parentUpdater().map(wu -> wu.isDeleted(address)).orElse(false); |
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} |
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final MutableAccount account = getAccount(address); |
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return account == null ? createAccount(address) : account; |
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} |
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/** |
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