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/*
* 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.server.admin;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public abstract class CommandBase implements Command {
private final String primaryName;
private final Set<String> names;
private final String doc;
private final boolean serverRequired;
/**
* @param names The possible names of this command, with the primary name first.
*/
protected CommandBase(List<String> names) {
this(names, true, null);
}
protected CommandBase(List<String> names, boolean serverRequired) {
this(names, serverRequired, null);
}
protected CommandBase(List<String> names, boolean serverRequired, String doc) {
this.primaryName = names.get(0);
this.names = new HashSet<>(names);
this.doc = doc;
this.serverRequired = serverRequired;
}
@Override
public String getPrimaryName() {
return primaryName;
}
@Override
public Set<String> getNames() {
return names;
}
@Override
public String getDoc() {
return doc;
}
@Override
public boolean isServerRequired() {
return serverRequired;
}
/**
* @return A response with the command set to the primary name and the
* error set to null (these are the two entries that all command
* responses are required to include).
*/
protected CommandResponse initializeResponse() {
return new CommandResponse(primaryName);
}
}
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