forked from googleapis/java-spanner
/
ListDatabasesSample.java
54 lines (45 loc) · 2.1 KB
/
ListDatabasesSample.java
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/*
* Copyright 2021 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.generated;
//[START spanner_list_databases]
import com.google.cloud.spanner.admin.database.v1.DatabaseAdminClient;
import com.google.cloud.spanner.admin.database.v1.DatabaseAdminClient.ListDatabasesPage;
import com.google.cloud.spanner.admin.database.v1.DatabaseAdminClient.ListDatabasesPagedResponse;
import com.google.spanner.admin.database.v1.Database;
import com.google.spanner.admin.database.v1.InstanceName;
import java.io.IOException;
public class ListDatabasesSample {
static void listDatabases() throws IOException {
// TODO(developer): Replace these variables before running the sample.
final String projectId = "my-project";
final String instanceId = "my-instance";
listDatabases(projectId, instanceId);
}
static void listDatabases(String projectId, String instanceId) throws IOException {
final DatabaseAdminClient databaseAdminClient = DatabaseAdminClient.create();
ListDatabasesPagedResponse response =
databaseAdminClient.listDatabases(InstanceName.of(projectId, instanceId));
System.out.println("Databases for projects/" + projectId + "/instances/" + instanceId);
for (ListDatabasesPage page : response.iteratePages()) {
for (Database database : page.iterateAll()) {
final String defaultLeader = database.getDefaultLeader().equals("")
? "" : "(default leader = " + database.getDefaultLeader() + ")";
System.out.println("\t" + database.getName() + " " + defaultLeader);
}
}
}
}
//[END spanner_list_databases]