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Branch allows for setting expiration times. apache#4274
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161 changes: 161 additions & 0 deletions
161
paimon-core/src/main/java/org/apache/paimon/branch/Branch.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
|
||
| package org.apache.paimon.branch; | ||
|
|
||
| import org.apache.paimon.Snapshot; | ||
| import org.apache.paimon.fs.FileIO; | ||
| import org.apache.paimon.fs.Path; | ||
| import org.apache.paimon.utils.JsonSerdeUtil; | ||
|
|
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| import org.apache.paimon.shade.jackson2.com.fasterxml.jackson.annotation.JsonGetter; | ||
| import org.apache.paimon.shade.jackson2.com.fasterxml.jackson.annotation.JsonProperty; | ||
|
|
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| import javax.annotation.Nullable; | ||
|
|
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| import java.io.FileNotFoundException; | ||
| import java.io.IOException; | ||
| import java.time.Duration; | ||
| import java.time.LocalDateTime; | ||
| import java.util.Objects; | ||
|
|
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| public class Branch { | ||
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| private static final String FIELD_BRANCH_NAME = "branchName"; | ||
| private static final String FIELD_FROM_SNAPSHOT_ID = "fromSnapshotId"; | ||
| private static final String FIELD_FROM_TAG_NAME = "fromTagName"; | ||
| private static final String FIELD_BRANCH_CREATE_TIME = "branchCreateTime"; | ||
| private static final String FIELD_BRANCH_TIME_RETAINED = "branchTimeRetained"; | ||
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| @JsonProperty(FIELD_BRANCH_NAME) | ||
| @Nullable | ||
| private final String branchName; | ||
|
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| @JsonProperty(FIELD_FROM_SNAPSHOT_ID) | ||
| @Nullable | ||
| private final Long fromSnapshotId; | ||
|
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| @JsonProperty(FIELD_FROM_TAG_NAME) | ||
| @Nullable | ||
| private final String fromTagName; | ||
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| @JsonProperty(FIELD_BRANCH_CREATE_TIME) | ||
| @Nullable | ||
| private final LocalDateTime branchCreateTime; | ||
|
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| @JsonProperty(FIELD_BRANCH_TIME_RETAINED) | ||
| @Nullable | ||
| private final Duration branchTimeRetained; | ||
|
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| public Branch( | ||
| @JsonProperty(FIELD_BRANCH_NAME) String branchName, | ||
| @JsonProperty(FIELD_FROM_SNAPSHOT_ID) Long fromSnapshotId, | ||
| @JsonProperty(FIELD_FROM_TAG_NAME) String fromTagName, | ||
| @JsonProperty(FIELD_BRANCH_CREATE_TIME) LocalDateTime branchCreateTime, | ||
| @JsonProperty(FIELD_BRANCH_TIME_RETAINED) Duration branchTimeRetained) { | ||
| this.branchName = branchName; | ||
| this.fromSnapshotId = fromSnapshotId; | ||
| this.fromTagName = fromTagName; | ||
| this.branchCreateTime = branchCreateTime; | ||
| this.branchTimeRetained = branchTimeRetained; | ||
| } | ||
|
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| @JsonGetter(FIELD_BRANCH_NAME) | ||
| @Nullable | ||
| public String getBranchName() { | ||
| return branchName; | ||
| } | ||
|
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| @JsonGetter(FIELD_FROM_SNAPSHOT_ID) | ||
| @Nullable | ||
| public Long getFromSnapshotId() { | ||
| return fromSnapshotId; | ||
| } | ||
|
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| @JsonGetter(FIELD_FROM_TAG_NAME) | ||
| @Nullable | ||
| public String getFromTagName() { | ||
| return fromTagName; | ||
| } | ||
|
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| @JsonGetter(FIELD_BRANCH_CREATE_TIME) | ||
| @Nullable | ||
| public LocalDateTime getBranchCreateTime() { | ||
| return branchCreateTime; | ||
| } | ||
|
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| @JsonGetter(FIELD_BRANCH_TIME_RETAINED) | ||
| @Nullable | ||
| public Duration getBranchTimeRetained() { | ||
| return branchTimeRetained; | ||
| } | ||
|
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| public static Branch fromTagAndBranchTtl( | ||
| String branchName, | ||
| String tagName, | ||
| Snapshot snapshot, | ||
| LocalDateTime branchCreateTime, | ||
| Duration branchTimeRetained) { | ||
| return new Branch( | ||
| branchName, | ||
| snapshot == null ? null : snapshot.id(), | ||
| tagName, | ||
| branchCreateTime, | ||
| branchTimeRetained); | ||
| } | ||
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| public String toJson() { | ||
| return JsonSerdeUtil.toJson(this); | ||
| } | ||
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| public static Branch fromJson(String json) { | ||
| return JsonSerdeUtil.fromJson(json, Branch.class); | ||
| } | ||
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| @Nullable | ||
| public static Branch safelyFromPath(FileIO fileIO, Path path) throws IOException { | ||
| try { | ||
| if (!fileIO.exists(path)) { | ||
| // Compatible with older versions | ||
| return null; | ||
| } | ||
| String json = fileIO.readFileUtf8(path); | ||
| return Branch.fromJson(json); | ||
| } catch (FileNotFoundException e) { | ||
| return null; | ||
| } | ||
| } | ||
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) return true; | ||
| if (o == null || getClass() != o.getClass()) return false; | ||
| Branch branch = (Branch) o; | ||
| return Objects.equals(branchName, branch.branchName) | ||
| && Objects.equals(fromSnapshotId, branch.fromSnapshotId) | ||
| && Objects.equals(fromTagName, branch.fromTagName) | ||
| && Objects.equals(branchCreateTime, branch.branchCreateTime) | ||
| && Objects.equals(branchTimeRetained, branch.branchTimeRetained); | ||
| } | ||
|
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash( | ||
| branchName, fromSnapshotId, fromTagName, branchCreateTime, branchTimeRetained); | ||
| } | ||
| } |
41 changes: 41 additions & 0 deletions
41
paimon-core/src/main/java/org/apache/paimon/branch/BranchAutoManager.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| /* | ||
| * 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.paimon.branch; | ||
|
|
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| import org.apache.paimon.utils.BranchManager; | ||
|
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| /** A manager to create and expire branches. */ | ||
| public class BranchAutoManager { | ||
|
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| private final BranchManager branchManager; | ||
|
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| private BranchAutoManager(BranchManager branchManager) { | ||
| this.branchManager = branchManager; | ||
| } | ||
|
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| public void run() { | ||
| if (branchManager != null) { | ||
| branchManager.expireBranches(); | ||
| } | ||
| } | ||
|
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| public static BranchAutoManager create(BranchManager branchManager) { | ||
| return new BranchAutoManager(branchManager); | ||
| } | ||
| } |
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