ZOOKEEPER-3600:[WIP]support the complete Linearizability Read #1137
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.apache.zookeeper.client; | ||
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| import org.apache.yetus.audience.InterfaceAudience; | ||
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| /** | ||
| * TODO | ||
| * @since 3.7.0 | ||
| */ | ||
| @InterfaceAudience.Public | ||
| public enum ReadConsistencyMode { | ||
| SEQUENTIAL_READ("Sequential Read"), | ||
| ORDERED_SEQUENTIAL_READ("Ordered Sequential Read"), | ||
| LINEARIZABLE_READ("Linearizable Read"), | ||
| LEASE_READ("Lease Read"), | ||
| DUMMY_READ("Dummy Read Used For Testing"); | ||
|
Contributor
There was a problem hiding this comment. we should remove this DUMMY_READ mode |
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| public static final ReadConsistencyMode DEFAULT_READ_MODE = SEQUENTIAL_READ; | ||
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| private String name; | ||
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| ReadConsistencyMode(String name) { | ||
| this.name = name; | ||
| } | ||
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| public String getName() { | ||
| return name; | ||
| } | ||
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| public static ReadConsistencyMode fromString(String name) { | ||
| for (ReadConsistencyMode c : values()) { | ||
| if (c.getName().compareToIgnoreCase(name) == 0) { | ||
| return c; | ||
| } | ||
| } | ||
| return DEFAULT_READ_MODE; | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.apache.zookeeper.client; | ||
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| import java.util.Arrays; | ||
| import edu.umd.cs.findbugs.annotations.SuppressFBWarnings; | ||
| import org.apache.yetus.audience.InterfaceAudience; | ||
| import org.apache.zookeeper.data.Stat; | ||
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| /** | ||
| * TODO | ||
| * @since 3.7.0 | ||
| * | ||
| */ | ||
| @InterfaceAudience.Public | ||
| @SuppressFBWarnings(value = {"EI_EXPOSE_REP", "EI_EXPOSE_REP2"}, justification = "The field:data is mutable object, " + | ||
| "but a clone of it may have performance issue") | ||
| public class ZNode { | ||
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| private final String path; | ||
| private final byte[] data; | ||
| private final Stat stat; | ||
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| public ZNode(String path, byte[] data, Stat stat) { | ||
| this.path = path; | ||
| this.data = data;//.clone() | ||
| this.stat = stat; | ||
| } | ||
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| public String getPath() { | ||
| return path; | ||
| } | ||
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| public byte[] getData() { | ||
| return data;//.clone() | ||
| } | ||
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| public Stat getStat() { | ||
| return stat; | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "ZNode{" + | ||
| "path='" + path + '\'' + | ||
| ", data=" + Arrays.toString(data) + | ||
| ", stat=" + stat + | ||
| '}'; | ||
| } | ||
| } |
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why using 10 ? isn't it better to use 109 ?