Apache ZooKeeper Server Source Code

Apache ZooKeeper is an open-source server which enables highly reliable distributed coordination.

Apache ZooKeeper Server Source Code files are provided in the source package file, apache-zookeeper-3.8.0.tar.gz.

You can download apache-zookeeper-3.8.0.tar.gz as described in the previous tutorial and go to the "zookeeper-server" sub-folder to view Apache ZooKeeper Server Source Code files.

You can also browse Apache ZooKeeper Server Source Code below:

✍: FYIcenter.com

org/apache/zookeeper/cli/SetAclCommand.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.zookeeper.cli;

import java.util.List;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.DefaultParser;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.apache.zookeeper.KeeperException;
import org.apache.zookeeper.ZKUtil;
import org.apache.zookeeper.data.ACL;
import org.apache.zookeeper.data.Stat;

/**
 * setAcl command for cli.
 * Available options are s for printing znode's stats, v for set version of znode(s), R for
 * recursive setting. User can combine v and R options together, but not s and R considering the
 * number of znodes could be large.
 */
public class SetAclCommand extends CliCommand {

    private static Options options = new Options();
    private String[] args;
    private CommandLine cl;

    static {
        options.addOption("s", false, "stats");
        options.addOption("v", true, "version");
        options.addOption("R", false, "recursive");
    }

    public SetAclCommand() {
        super("setAcl", "[-s] [-v version] [-R] path acl");
    }

    @Override
    public CliCommand parse(String[] cmdArgs) throws CliParseException {
        DefaultParser parser = new DefaultParser();
        try {
            cl = parser.parse(options, cmdArgs);
        } catch (ParseException ex) {
            throw new CliParseException(ex);
        }
        args = cl.getArgs();
        if (args.length < 3) {
            throw new CliParseException(getUsageStr());
        }

        return this;
    }

    @Override
    public boolean exec() throws CliException {
        String path = args[1];
        String aclStr = args[2];
        List<ACL> acl = AclParser.parse(aclStr);
        int version;
        if (cl.hasOption("v")) {
            version = Integer.parseInt(cl.getOptionValue("v"));
        } else {
            version = -1;
        }
        try {
            if (cl.hasOption("R")) {
                ZKUtil.visitSubTreeDFS(zk, path, false, (rc, p, ctx, name) -> {
                    try {
                        zk.setACL(p, acl, version);
                    } catch (KeeperException | InterruptedException e) {
                        out.print(e.getMessage());
                    }
                });
            } else {
                Stat stat = zk.setACL(path, acl, version);
                if (cl.hasOption("s")) {
                    new StatPrinter(out).print(stat);
                }
            }
        } catch (IllegalArgumentException ex) {
            throw new MalformedPathException(ex.getMessage());
        } catch (KeeperException | InterruptedException ex) {
            throw new CliWrapperException(ex);
        }

        return false;

    }

}

org/apache/zookeeper/cli/SetAclCommand.java

 

Or download all of them as a single archive file:

File name: zookeeper-server-3.8.0-fyi.zip
File size: 885581 bytes
Release date: 2022-02-25
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Apache ZooKeeper Jute Source Code

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