HBASE-24115 Relocate test-only REST "client" from src/ to test/ and mark Private (#1434)
Signed-off-by: Sean Busbey <busbey@apache.org> Signed-off-by: Zach York <zyork@apache.org> Signed-off-by: Reid Chan <reidchan@apache.org> Signed-off-by: Viraj Jasani <vjasani@apache.org> Signed-off-by: Josh Elser <elserj@apache.org>
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Andrew Purtell
GitHub
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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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*/
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package org.apache.hadoop.hbase.rest;
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import java.security.PrivilegedExceptionAction;
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import javax.security.auth.Subject;
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import javax.security.auth.login.LoginContext;
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import org.apache.hadoop.hbase.Cell;
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import org.apache.hadoop.hbase.CellUtil;
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import org.apache.hadoop.hbase.HBaseConfiguration;
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import org.apache.hadoop.hbase.client.Get;
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import org.apache.hadoop.hbase.client.Put;
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import org.apache.hadoop.hbase.client.Result;
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import org.apache.hadoop.hbase.rest.client.Client;
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import org.apache.hadoop.hbase.rest.client.Cluster;
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import org.apache.hadoop.hbase.rest.client.RemoteHTable;
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import org.apache.hadoop.hbase.util.Bytes;
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import org.apache.hadoop.hbase.util.ClientUtils;
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import org.apache.yetus.audience.InterfaceAudience;
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import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;
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@InterfaceAudience.Private
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public class RESTDemoClient {
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private static String host = "localhost";
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private static int port = 9090;
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private static boolean secure = false;
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private static org.apache.hadoop.conf.Configuration conf = null;
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public static void main(String[] args) throws Exception {
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System.out.println("REST Demo");
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System.out.println("Usage: RESTDemoClient [host=localhost] [port=9090] [secure=false]");
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System.out.println("This demo assumes you have a table called \"example\""
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+ " with a column family called \"family1\"");
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// use passed in arguments instead of defaults
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if (args.length >= 1) {
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host = args[0];
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}
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if (args.length >= 2) {
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port = Integer.parseInt(args[1]);
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}
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conf = HBaseConfiguration.create();
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String principal = conf.get(Constants.REST_KERBEROS_PRINCIPAL);
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if (principal != null) {
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secure = true;
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}
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if (args.length >= 3) {
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secure = Boolean.parseBoolean(args[2]);
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}
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final RESTDemoClient client = new RESTDemoClient();
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Subject.doAs(getSubject(), new PrivilegedExceptionAction<Void>() {
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@Override
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public Void run() throws Exception {
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client.run();
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return null;
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}
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});
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}
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public void run() throws Exception {
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Cluster cluster = new Cluster();
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cluster.add(host, port);
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Client restClient = new Client(cluster, conf.getBoolean(Constants.REST_SSL_ENABLED, false));
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try (RemoteHTable remoteTable = new RemoteHTable(restClient, conf, "example")) {
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// Write data to the table
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String rowKey = "row1";
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Put p = new Put(Bytes.toBytes(rowKey));
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p.addColumn(Bytes.toBytes("family1"), Bytes.toBytes("qualifier1"), Bytes.toBytes("value1"));
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remoteTable.put(p);
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// Get the data from the table
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Get g = new Get(Bytes.toBytes(rowKey));
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Result result = remoteTable.get(g);
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Preconditions.checkArgument(result != null,
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Bytes.toString(remoteTable.getTableName()) + " should have a row with key as " + rowKey);
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System.out.println("row = " + new String(result.getRow()));
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for (Cell cell : result.rawCells()) {
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System.out.print("family = " + Bytes.toString(CellUtil.cloneFamily(cell)) + "\t");
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System.out.print("qualifier = " + Bytes.toString(CellUtil.cloneQualifier(cell)) + "\t");
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System.out.print("value = " + Bytes.toString(CellUtil.cloneValue(cell)) + "\t");
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System.out.println("timestamp = " + Long.toString(cell.getTimestamp()));
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}
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}
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}
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static Subject getSubject() throws Exception {
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if (!secure) {
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return new Subject();
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}
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LoginContext context = ClientUtils.getLoginContext();
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context.login();
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return context.getSubject();
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}
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}
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@ -42,7 +42,7 @@ import org.apache.hadoop.hbase.rest.model.TableSchemaModel;
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import org.apache.hadoop.hbase.rest.model.VersionModel;
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import org.apache.hadoop.hbase.util.Bytes;
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@InterfaceAudience.Public
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@InterfaceAudience.Private
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public class RemoteAdmin {
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final Client client;
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@ -81,7 +81,7 @@ import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;
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/**
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* HTable interface to remote tables accessed via REST gateway
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*/
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@InterfaceAudience.Public
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@InterfaceAudience.Private
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public class RemoteHTable implements Table {
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private static final Logger LOG = LoggerFactory.getLogger(RemoteHTable.class);
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