pulsar-testclient/src/main/java/org/apache/pulsar/testclient/PositiveNumberParameterValidator.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.pulsar.testclient;

import com.beust.jcommander.IParameterValidator;
import com.beust.jcommander.ParameterException;

public class PositiveNumberParameterValidator implements IParameterValidator {

    @Override
    public void validate(String name, String value) throws ParameterException {
        if (Integer.parseInt(value) <= 0) {
            throw new ParameterException("Parameter " + name + " should be > 0 (found " + value + ")");
        }
    }
}