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// Copyright 2017 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespaget;
import com.yahoo.documentapi.messagebus.loadtypes.LoadTypeSet;
import com.yahoo.vespaclient.ClusterList;
/**
* The vespa-get tool retrieves documents from a Vespa Document Storage cluster, and prints them to stdout as XML.
*
* @author bjorncs
*/
public class Main {
public static void main(String[] args) {
try {
CommandLineOptions options = new CommandLineOptions();
ClientParameters params = options.parseCommandLineArguments(args);
if (params.help) {
options.printHelp();
} else {
DocumentRetriever documentRetriever = createDocumentRetriever(params);
addShutdownHook(documentRetriever);
documentRetriever.retrieveDocuments();
}
} catch (IllegalArgumentException e) {
System.err.printf("Failed to parse command line arguments: %s.\n", e.getMessage());
} catch (DocumentRetrieverException e) {
System.err.printf("Failed to retrieve documents: %s\n", e.getMessage());
}
}
private static void addShutdownHook(DocumentRetriever documentRetriever) {
Runtime.getRuntime().addShutdownHook(new Thread(documentRetriever::shutdown));
}
private static DocumentRetriever createDocumentRetriever(ClientParameters params) {
return new DocumentRetriever(
new ClusterList("client"),
new DocumentAccessFactory(),
new LoadTypeSet(params.configId),
params
);
}
}
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