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CreateInstanceConfigSample.java
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CreateInstanceConfigSample.java
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/*
* Copyright 2022 Google LLC
*
* Licensed 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 com.example.spanner.admin.archived;
// [START spanner_create_instance_config]
import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.spanner.InstanceAdminClient;
import com.google.cloud.spanner.InstanceConfig;
import com.google.cloud.spanner.InstanceConfigId;
import com.google.cloud.spanner.InstanceConfigInfo;
import com.google.cloud.spanner.ReplicaInfo;
import com.google.cloud.spanner.Spanner;
import com.google.cloud.spanner.SpannerOptions;
import com.google.common.collect.ImmutableList;
import com.google.spanner.admin.instance.v1.CreateInstanceConfigMetadata;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
class CreateInstanceConfigSample {
static void createInstanceConfig() {
// TODO(developer): Replace these variables before running the sample.
String projectId = "my-project";
String baseInstanceConfig = "my-base-instance-config";
String instanceConfigId = "custom-instance-config4";
createInstanceConfig(projectId, baseInstanceConfig, instanceConfigId);
}
static void createInstanceConfig(
String projectId, String baseInstanceConfig, String instanceConfigId) {
try (Spanner spanner =
SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) {
final InstanceAdminClient instanceAdminClient = spanner.getInstanceAdminClient();
final InstanceConfig baseConfig = instanceAdminClient.getInstanceConfig(baseInstanceConfig);
List<ReplicaInfo> readOnlyReplicas =
ImmutableList.of(baseConfig.getOptionalReplicas().get(0));
InstanceConfigInfo instanceConfigInfo =
InstanceConfig.newBuilder(InstanceConfigId.of(projectId, instanceConfigId), baseConfig)
.setDisplayName(instanceConfigId)
.addReadOnlyReplicas(readOnlyReplicas)
.build();
final OperationFuture<InstanceConfig, CreateInstanceConfigMetadata> operation =
instanceAdminClient.createInstanceConfig(instanceConfigInfo);
try {
System.out.printf("Waiting for create operation for %s to complete...\n", instanceConfigId);
InstanceConfig instanceConfig = operation.get(5, TimeUnit.MINUTES);
System.out.printf("Created instance configuration %s\n", instanceConfig.getId());
} catch (ExecutionException | TimeoutException e) {
System.out.printf(
"Error: Creating instance configuration %s failed with error message %s\n",
instanceConfigInfo.getId(), e.getMessage());
} catch (InterruptedException e) {
System.out.println(
"Error: Waiting for createInstanceConfig operation to finish was interrupted");
}
}
}
}
// [END spanner_create_instance_config]