mirror of
https://github.com/chrislusf/seaweedfs
synced 2024-05-19 01:40:15 +02:00
88 lines
2.1 KiB
Java
88 lines
2.1 KiB
Java
/*
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* Copyright 2009 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package seaweedfs.client.btree;
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public class StateCheckBlockStore implements BlockStore {
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private final BlockStore blockStore;
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private boolean open;
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public StateCheckBlockStore(BlockStore blockStore) {
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this.blockStore = blockStore;
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}
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@Override
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public void open(Runnable initAction, Factory factory) {
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assert !open;
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open = true;
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blockStore.open(initAction, factory);
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}
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public boolean isOpen() {
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return open;
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}
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@Override
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public void close() {
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if (!open) {
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return;
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}
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open = false;
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blockStore.close();
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}
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@Override
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public void clear() {
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assert open;
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blockStore.clear();
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}
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@Override
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public void remove(BlockPayload block) {
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assert open;
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blockStore.remove(block);
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}
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@Override
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public <T extends BlockPayload> T readFirst(Class<T> payloadType) {
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assert open;
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return blockStore.readFirst(payloadType);
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}
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@Override
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public <T extends BlockPayload> T read(BlockPointer pos, Class<T> payloadType) {
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assert open;
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return blockStore.read(pos, payloadType);
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}
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@Override
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public void write(BlockPayload block) {
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assert open;
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blockStore.write(block);
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}
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@Override
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public void attach(BlockPayload block) {
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assert open;
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blockStore.attach(block);
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}
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@Override
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public void flush() {
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assert open;
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blockStore.flush();
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}
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}
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