org.apache.pulsar.common.naming.NamedEntity Maven / Gradle / Ivy
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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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.pulsar.common.naming;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import lombok.experimental.UtilityClass;
/**
*/
@UtilityClass
public class NamedEntity {
// allowed characters for property, namespace, cluster and topic names are
// alphanumeric (a-zA-Z_0-9) and these special chars -=:.
// % is allowed as part of valid URL encoding
public static final Pattern NAMED_ENTITY_PATTERN = Pattern.compile("^[-=:.\\w]*$");
public static void checkName(String name) throws IllegalArgumentException {
Matcher m = NAMED_ENTITY_PATTERN.matcher(name);
if (!m.matches()) {
throw new IllegalArgumentException("Invalid named entity: " + name);
}
}
}