1 <?php

     2 

     3 /*

     4  * Copyright 2011 Johannes M. Schmitt <schmittjoh@gmail.com>

     5  *

     6  * Licensed under the Apache License, Version 2.0 (the "License");

     7  * you may not use this file except in compliance with the License.

     8  * You may obtain a copy of the License at

     9  *

    10  * http://www.apache.org/licenses/LICENSE-2.0

    11  *

    12  * Unless required by applicable law or agreed to in writing, software

    13  * distributed under the License is distributed on an "AS IS" BASIS,

    14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    15  * See the License for the specific language governing permissions and

    16  * limitations under the License.

    17  */

    18 

    19 namespace Metadata;

    20 

    21 /**

    22  * Represents the metadata for the entire class hierarchy.

    23  *

    24  * @author Johannes M. Schmitt <schmittjoh@gmail.com>

    25  */

    26 class ClassHierarchyMetadata

    27 {

    28     public $classMetadata = array();

    29 

    30     public function addClassMetadata(ClassMetadata $metadata)

    31     {

    32         $this->classMetadata[$metadata->name] = $metadata;

    33     }

    34 

    35     public function getRootClassMetadata()

    36     {

    37         return reset($this->classMetadata);

    38     }

    39 

    40     public function getOutsideClassMetadata()

    41     {

    42         return end($this->classMetadata);

    43     }

    44 

    45     public function isFresh($timestamp)

    46     {

    47         foreach ($this->classMetadata as $metadata) {

    48             if (!$metadata->isFresh($timestamp)) {

    49                 return false;

    50             }

    51         }

    52 

    53         return true;

    54     }

    55 }