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c458c05801
The dark lord Gosling designed the Java package naming system so that ownership flows from the DNS system. Since we own the domain name registry.google, it seems only appropriate that we should use google.registry as our package name.
55 lines
2.1 KiB
Java
55 lines
2.1 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.tools;
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import com.google.common.util.concurrent.ListenableFuture;
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import google.registry.bigquery.BigqueryConnection.DestinationTable;
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import java.util.concurrent.ExecutionException;
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/** Container class for static utility methods for Bigquery commands. */
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final class BigqueryCommandUtilities {
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/**
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* Handler that takes a DestinationTable future and waits on its completion, printing generic
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* success/failure messages and wrapping any exception thrown in a TableCreationException.
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*/
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static void handleTableCreation(
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String tableDescription,
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ListenableFuture<DestinationTable> tableFuture) throws TableCreationException {
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System.err.printf("Creating %s...\n", tableDescription);
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try {
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DestinationTable table = tableFuture.get();
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System.err.printf(" - Success: created %s.\n", table.getStringReference());
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} catch (Exception e) {
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Throwable error = e;
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if (e instanceof ExecutionException) {
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error = e.getCause();
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}
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String errorMessage =
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String.format("Failed to create %s: %s", tableDescription, error.getMessage());
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System.err.printf(" - %s\n", errorMessage);
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throw new TableCreationException(errorMessage, error);
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}
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}
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/** Exception thrown if any error occurs during a table creation stage. */
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static class TableCreationException extends Exception {
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TableCreationException(String message, Throwable cause) {
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super(message, cause);
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}
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}
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}
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