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Add support for attaching to a running workflow (#2424)
Add support for attaching to a running workflow
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temporal-sdk/src/main/java/io/temporal/client/OnConflictOptions.java
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| @@ -0,0 +1,143 @@ | ||
| /* | ||
| * Copyright (C) 2022 Temporal Technologies, Inc. All Rights Reserved. | ||
| * | ||
| * Copyright (C) 2012-2016 Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| * | ||
| * Modifications copyright (C) 2017 Uber Technologies, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this material 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 io.temporal.client; | ||
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| import com.google.common.base.Preconditions; | ||
| import io.temporal.common.Experimental; | ||
| import java.util.Objects; | ||
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| /** | ||
| * OnConflictOptions specifies the actions to be taken when using the {@link | ||
| * io.temporal.api.enums.v1.WorkflowIdConflictPolicy#WORKFLOW_ID_CONFLICT_POLICY_USE_EXISTING} | ||
| */ | ||
| @Experimental | ||
| public class OnConflictOptions { | ||
| public static OnConflictOptions.Builder newBuilder() { | ||
| return new OnConflictOptions.Builder(); | ||
| } | ||
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| public static OnConflictOptions.Builder newBuilder(OnConflictOptions options) { | ||
| return new OnConflictOptions.Builder(options); | ||
| } | ||
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| public static OnConflictOptions getDefaultInstance() { | ||
| return DEFAULT_INSTANCE; | ||
| } | ||
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| private static final OnConflictOptions DEFAULT_INSTANCE; | ||
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| static { | ||
| DEFAULT_INSTANCE = OnConflictOptions.newBuilder().build(); | ||
| } | ||
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| private final boolean attachRequestId; | ||
| private final boolean attachCompletionCallbacks; | ||
| private final boolean attachLinks; | ||
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| private OnConflictOptions( | ||
| boolean attachRequestId, boolean attachCompletionCallbacks, boolean attachLinks) { | ||
| this.attachRequestId = attachRequestId; | ||
| this.attachCompletionCallbacks = attachCompletionCallbacks; | ||
| this.attachLinks = attachLinks; | ||
| } | ||
|
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| public boolean isAttachRequestId() { | ||
| return attachRequestId; | ||
| } | ||
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| public boolean isAttachCompletionCallbacks() { | ||
| return attachCompletionCallbacks; | ||
| } | ||
|
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| public boolean isAttachLinks() { | ||
| return attachLinks; | ||
| } | ||
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) return true; | ||
| if (o == null || getClass() != o.getClass()) return false; | ||
| OnConflictOptions that = (OnConflictOptions) o; | ||
| return attachRequestId == that.attachRequestId | ||
| && attachCompletionCallbacks == that.attachCompletionCallbacks | ||
| && attachLinks == that.attachLinks; | ||
| } | ||
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(attachRequestId, attachCompletionCallbacks, attachLinks); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "OnConflictOptions{" | ||
| + "attachRequestId=" | ||
| + attachRequestId | ||
| + ", attachCompletionCallbacks=" | ||
| + attachCompletionCallbacks | ||
| + ", attachLinks=" | ||
| + attachLinks | ||
| + '}'; | ||
| } | ||
|
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| public static final class Builder { | ||
| private boolean attachRequestId; | ||
| private boolean attachCompletionCallbacks; | ||
| private boolean attachLinks; | ||
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| public Builder(OnConflictOptions options) { | ||
| this.attachRequestId = options.attachRequestId; | ||
| this.attachCompletionCallbacks = options.attachCompletionCallbacks; | ||
| this.attachLinks = options.attachLinks; | ||
| } | ||
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| public Builder() {} | ||
|
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| /** Attaches the request ID to the running workflow. */ | ||
| public Builder setAttachRequestId(boolean attachRequestId) { | ||
| this.attachRequestId = attachRequestId; | ||
| return this; | ||
| } | ||
|
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| /** | ||
| * Attaches the completion callbacks to the running workflow. If true, AttachRequestId must be | ||
| * true. | ||
| */ | ||
| public Builder setAttachCompletionCallbacks(boolean attachCompletionCallbacks) { | ||
| this.attachCompletionCallbacks = attachCompletionCallbacks; | ||
| return this; | ||
| } | ||
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| /** Attaches the links to the WorkflowExecutionOptionsUpdatedEvent history event. */ | ||
| public Builder setAttachLinks(boolean attachLinks) { | ||
| this.attachLinks = attachLinks; | ||
| return this; | ||
| } | ||
|
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| public OnConflictOptions build() { | ||
| if (attachCompletionCallbacks) { | ||
| Preconditions.checkState( | ||
| attachRequestId, "AttachRequestId must be true if AttachCompletionCallbacks is true"); | ||
| } | ||
| return new OnConflictOptions(attachRequestId, attachCompletionCallbacks, attachLinks); | ||
| } | ||
| } | ||
| } |
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