php解析mpp文件中的前置任务详解编程语言

java -jar JavaBridge.jar SERVLET_LOCAL:8089

    $file_path = "/new.mpp"; 
    $file_path = getcwd() . $file_path; 
    if (!file_exists($file_path)) { 
        var_dump("文件不存在"); 
        return; 
    } 
    $mppRead = new Java('net.sf.mpxj.mpp.MPPReader'); try { $Filecontent = $mppRead->read($file_path); } catch (Exception $e) { var_dump($e); return; }

$allTasks   = $Filecontent->getChildTasks(); 
$tasks_size = java_values($allTasks->size()); 
if($tasks_size){ 
    getChildren($allTasks[0]); 
}

function getChildren($task) 
{ 
    $child      = $task->getChildTasks(); 
    $tasks_size = java_values($child->size()); 
    $data       = array(); 
    for ($i = 0; $i < $tasks_size; $i++) { 
        $tmp                      = getResource($child[$i]); 
        $items                    = array(); 
        $items['id']              = $child[$i]->getID() . ''; 
        $items['name']            = $child[$i]->getName() . ''; 
        //前置任务 
        $prev_task = getProcessors($child[$i]); 
        if ($prev_task) { 
            $items['prev_task'] = $prev_task; 
        } 
        //获取下一级任务 
        $children = getChildren($child[$i]); 
        if ($children) { 
            $items['children'] = $children; 
        } 
        $data[] = $items; 
    } 
    return $data; 
}

function getProcessors($task) 
{ 
    $items            = array(); 
    $rs               = ''; 
    $predecessorLinks = $task->getPredecessors(); 
    $size             = java_values($predecessorLinks->size()); 
    $data             = array(); 
    for ($i = 0; $i < $size; $i++) { 
        $tmp = $predecessorLinks[$i]->getTargetTask()->getUniqueID() . ''; 
        if ($tmp) { 
            $items[] = $tmp; 
        } 
    } 
    if ($items) { 
        $rs = implode(',', $items); 
    } 
    return $rs; 
 
}