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A module that is everything required to understands Druid Segments
/*
* 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.druid.common.config;
/**
* Utility class for common config operations.
*/
public class Configs
{
/**
* Returns the given {@code value} if it is not null, otherwise returns the
* {@code defaultValue}.
*/
public static long valueOrDefault(Long value, long defaultValue)
{
return value == null ? defaultValue : value;
}
/**
* Returns the given {@code value} if it is not null, otherwise returns the
* {@code defaultValue}.
*/
public static int valueOrDefault(Integer value, int defaultValue)
{
return value == null ? defaultValue : value;
}
/**
* Returns the given {@code value} if it is not null, otherwise returns the
* {@code defaultValue}.
*/
public static boolean valueOrDefault(Boolean value, boolean defaultValue)
{
return value == null ? defaultValue : value;
}
/**
* Returns the given {@code value} if it is not null, otherwise returns the
* {@code defaultValue}.
*/
public static T valueOrDefault(T value, T defaultValue)
{
return value == null ? defaultValue : value;
}
}