com.hazelcast.internal.plugin.multicast.MulticastProperties Maven / Gradle / Ivy

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/*
 * Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed 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 com.hazelcast.internal.plugin.multicast;

import com.hazelcast.config.properties.PropertyDefinition;
import com.hazelcast.config.properties.PropertyTypeConverter;
import com.hazelcast.config.properties.SimplePropertyDefinition;
import com.hazelcast.config.properties.ValidationException;
import com.hazelcast.config.properties.ValueValidator;

import static com.hazelcast.config.properties.PropertyTypeConverter.STRING;

/**
 * Defines the name and default value for Multicast Plugin properties
 */
public final class MulticastProperties {


    public static final PropertyDefinition PORT = property("port", STRING);
    /**
     * Property used to define zones for node filtering
     */
    public static final PropertyDefinition GROUP = property("group", STRING);


    private static final int MIN_PORT = 0;
    private static final int MAX_PORT = 65535;

    private MulticastProperties() {
    }

    private static PropertyDefinition property(String key, PropertyTypeConverter typeConverter) {
        return property(key, typeConverter, null);
    }

    private static PropertyDefinition property(String key, PropertyTypeConverter typeConverter,
                                               ValueValidator valueValidator) {
        return new SimplePropertyDefinition(key, true, typeConverter, valueValidator);
    }

    /**
     * Validator for valid network ports
     */
    protected static class PortValueValidator implements ValueValidator {

        public void validate(Integer value) throws ValidationException {
            if (value < MIN_PORT) {
                throw new ValidationException("hz-port number must be greater 0");
            }
            if (value > MAX_PORT) {
                throw new ValidationException("hz-port number must be less or equal to 65535");
            }
        }
    }

}