1<?php 2/* 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 * @package thrift 21 */ 22 23namespace Thrift\Type; 24 25/** 26 * Base class for constant Management 27 */ 28abstract class TConstant 29{ 30 /** 31 * Don't instanciate this class 32 */ 33 protected function __construct() 34 { 35 } 36 37 /** 38 * Get a constant value 39 * @param string $constant 40 * @return mixed 41 */ 42 public static function get($constant) 43 { 44 if (is_null(static::$$constant)) { 45 static::$$constant = call_user_func( 46 sprintf('static::init_%s', $constant) 47 ); 48 } 49 50 return static::$$constant; 51 } 52} 53