AbstractTDBMObject::disableSmartEagerLoad() - Code Metrics - Inspection of "Smart eager loading" - thecodingmachine/tdbm - Measure and Improve Code Quality continuously with Scrutinizer

Passed
Pull Request — master (#172)

by David
created 2019-09-06 15:15 UTC
AbstractTDBMObject::disableSmartEagerLoad() A

↳ Parent: AbstractTDBMObject
Complexity

Conditions	1
Paths	1
Size

Total Lines	3
Code Lines	1
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
eloc	1
c	0
b	0
f	0
dl	0
loc	3
rs	10
cc	1
nc	1
nop	0
<?php
declare(strict_types=1);

namespace TheCodingMachine\TDBM;

/*
 Copyright (C) 2006-2017 David Négrier - THE CODING MACHINE

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

use JsonSerializable;
use TheCodingMachine\TDBM\QueryFactory\SmartEagerLoad\Query\PartialQuery;
use TheCodingMachine\TDBM\QueryFactory\SmartEagerLoad\StorageNode;
use TheCodingMachine\TDBM\Schema\ForeignKeys;
use TheCodingMachine\TDBM\Utils\ManyToManyRelationshipPathDescriptor;

/**
 * Instances of this class represent a "bean". Usually, a bean is mapped to a row of one table.
 * In some special cases (where inheritance is used), beans can be scattered on several tables.
 * Therefore, a TDBMObject is really a set of DbRow objects that represent one row in a table.
 *
 * @author David Negrier
 */
abstract class AbstractTDBMObject implements JsonSerializable
{
    /**
     * The service this object is bound to.
     *
     * @var TDBMService
     */
    protected $tdbmService;

    /**
     * An array of DbRow, indexed by table name.
     *
     * @var DbRow[]
     */
    protected $dbRows = [];

    /**
     * One of TDBMObjectStateEnum::STATE_NEW, TDBMObjectStateEnum::STATE_NOT_LOADED, TDBMObjectStateEnum::STATE_LOADED, TDBMObjectStateEnum::STATE_DELETED.
     * $status = TDBMObjectStateEnum::STATE_NEW when a new object is created with DBMObject:getNewObject.
     * $status = TDBMObjectStateEnum::STATE_NOT_LOADED when the object has been retrieved with getObject but when no data has been accessed in it yet.
     * $status = TDBMObjectStateEnum::STATE_LOADED when the object is cached in memory.
     *
     * @var string|null
     */
    private $status;

    /**
     * Array storing beans related via many to many relationships (pivot tables).
     *
     * @var \SplObjectStorage[] Key: pivot table name, value: SplObjectStorage
     */
    private $relationships = [];

    /**
     * @var bool[] Key: pivot table name, value: whether a query was performed to load the data
     */
    private $loadedRelationships = [];

    /**
     * Array storing beans related via many to one relationships (this bean is pointed by external beans).
     *
     * @var AlterableResultIterator[] Key: [external_table]___[external_column], value: SplObjectStorage
     */
    private $manyToOneRelationships = [];

    /**
     * If this bean originates from a ResultArray, this points back to the result array to build smart eager load queries.
     *
     * @var PartialQuery|null
     */
    private $partialQuery;

    /**
     * Used with $primaryKeys when we want to retrieve an existing object
     * and $primaryKeys=[] if we want a new object.
     *
     * @param string      $tableName
     * @param mixed[]     $primaryKeys
     * @param TDBMService $tdbmService
     *
     * @throws TDBMException
     * @throws TDBMInvalidOperationException
     */
    public function __construct(?string $tableName = null, array $primaryKeys = [], TDBMService $tdbmService = null)
    {
        // FIXME: lazy loading should be forbidden on tables with inheritance and dynamic type assignation...
        if (!empty($tableName)) {
            $this->dbRows[$tableName] = new DbRow($this, $tableName, static::getForeignKeys($tableName), $primaryKeys, $tdbmService);
        }

        if ($tdbmService === null) {
            $this->_setStatus(TDBMObjectStateEnum::STATE_DETACHED);
        } else {
            $this->_attach($tdbmService);
            if (!empty($primaryKeys)) {
                $this->_setStatus(TDBMObjectStateEnum::STATE_NOT_LOADED);
            } else {
                $this->_setStatus(TDBMObjectStateEnum::STATE_NEW);
            }
        }
    }

    /**
     * Alternative constructor called when data is fetched from database via a SELECT.
     *
     * @param array[]     $beanData    array<table, array<column, value>>
     * @param TDBMService $tdbmService
     */
    public function _constructFromData(array $beanData, TDBMService $tdbmService, ?PartialQuery $partialQuery): void
    {
        $this->tdbmService = $tdbmService;
        $this->partialQuery = $partialQuery;

        foreach ($beanData as $table => $columns) {
            $this->dbRows[$table] = new DbRow($this, $table, static::getForeignKeys($table), $tdbmService->_getPrimaryKeysFromObjectData($table, $columns), $tdbmService, $columns, $partialQuery);
        }

        $this->status = TDBMObjectStateEnum::STATE_LOADED;
    }

    /**
     * Alternative constructor called when bean is lazily loaded.
     *
     * @param string      $tableName
     * @param mixed[]     $primaryKeys
     * @param TDBMService $tdbmService
     */
    public function _constructLazy(string $tableName, array $primaryKeys, TDBMService $tdbmService, ?PartialQuery $partialQuery): void
    {
        $this->tdbmService = $tdbmService;
        $this->partialQuery = $partialQuery;

        $this->dbRows[$tableName] = new DbRow($this, $tableName, static::getForeignKeys($tableName), $primaryKeys, $tdbmService, [], $partialQuery);

        $this->status = TDBMObjectStateEnum::STATE_NOT_LOADED;
    }

    public function _attach(TDBMService $tdbmService): void
    {
        if ($this->status !== TDBMObjectStateEnum::STATE_DETACHED) {
            throw new TDBMInvalidOperationException('Cannot attach an object that is already attached to TDBM.');
        }
        $this->tdbmService = $tdbmService;

        // If we attach this object, we must work to make sure the tables are in ascending order (from low level to top level)
        $tableNames = $this->getUsedTables();

        $newDbRows = [];

        foreach ($tableNames as $table) {
            if (!isset($this->dbRows[$table])) {
                $this->registerTable($table);
            }
            $newDbRows[$table] = $this->dbRows[$table];
        }
        $this->dbRows = $newDbRows;

        $this->status = TDBMObjectStateEnum::STATE_NEW;
        foreach ($this->dbRows as $dbRow) {
            $dbRow->_attach($tdbmService);
        }
    }

    /**
     * Sets the state of the TDBM Object
     * One of TDBMObjectStateEnum::STATE_NEW, TDBMObjectStateEnum::STATE_NOT_LOADED, TDBMObjectStateEnum::STATE_LOADED, TDBMObjectStateEnum::STATE_DELETED.
     * $status = TDBMObjectStateEnum::STATE_NEW when a new object is created with DBMObject:getNewObject.
     * $status = TDBMObjectStateEnum::STATE_NOT_LOADED when the object has been retrieved with getObject but when no data has been accessed in it yet.
     * $status = TDBMObjectStateEnum::STATE_LOADED when the object is cached in memory.
     *
     * @param string $state
     */
    public function _setStatus(string $state): void
    {
        $this->status = $state;

        // The dirty state comes from the db_row itself so there is no need to set it from the called.
        if ($state !== TDBMObjectStateEnum::STATE_DIRTY) {
            foreach ($this->dbRows as $dbRow) {
                $dbRow->_setStatus($state);
            }
        }

        if ($state === TDBMObjectStateEnum::STATE_DELETED) {
            $this->onDelete();
        }
    }

    /**
     * Checks that $tableName is ok, or returns the only possible table name if "$tableName = null"
     * or throws an error.
     *
     * @param string|null $tableName
     *
     * @return string
     */
    private function checkTableName(?string $tableName = null): string
    {
        if ($tableName === null) {
            if (count($this->dbRows) > 1) {
                throw new TDBMException('This object is based on several tables. You must specify which table you are retrieving data from.');
            } elseif (count($this->dbRows) === 1) {
                $tableName = array_keys($this->dbRows)[0];
            }
        }

        return (string) $tableName;
    }

    /**
     * @return mixed
     */
    protected function get(string $var, string $tableName = null)
    {
        $tableName = $this->checkTableName($tableName);

        if (!isset($this->dbRows[$tableName])) {
            return null;
        }

        return $this->dbRows[$tableName]->get($var);
    }

    /**
     * @param mixed $value
     */
    protected function set(string $var, $value, ?string $tableName = null): void
    {
        if ($tableName === null) {
            if (count($this->dbRows) > 1) {
                throw new TDBMException('This object is based on several tables. You must specify which table you are retrieving data from.');
            } elseif (count($this->dbRows) === 1) {
                $tableName = (string) array_keys($this->dbRows)[0];
            } else {
                throw new TDBMException('Please specify a table for this object.');
            }
        }

        if (!isset($this->dbRows[$tableName])) {
            $this->registerTable($tableName);
        }

        $this->dbRows[$tableName]->set($var, $value);
        if ($this->dbRows[$tableName]->_getStatus() === TDBMObjectStateEnum::STATE_DIRTY) {
            $this->status = TDBMObjectStateEnum::STATE_DIRTY;
        }
    }

    /**
     * @param string             $foreignKeyName
     * @param AbstractTDBMObject $bean
     */
    protected function setRef(string $foreignKeyName, AbstractTDBMObject $bean = null, string $tableName = null): void
    {
        if ($tableName === null) {
            if (count($this->dbRows) > 1) {
                throw new TDBMException('This object is based on several tables. You must specify which table you are retrieving data from.');
            } elseif (count($this->dbRows) === 1) {
                $tableName = (string) array_keys($this->dbRows)[0];
            } else {
                throw new TDBMException('Please specify a table for this object.');
            }
        }

        if (!isset($this->dbRows[$tableName])) {
            $this->registerTable($tableName);
        }

        $oldLinkedBean = $this->dbRows[$tableName]->getRef($foreignKeyName);
        if ($oldLinkedBean !== null) {
            $oldLinkedBean->removeManyToOneRelationship($tableName, $foreignKeyName, $this);
        }

        $this->dbRows[$tableName]->setRef($foreignKeyName, $bean);
        if ($this->dbRows[$tableName]->_getStatus() === TDBMObjectStateEnum::STATE_DIRTY) {
            $this->status = TDBMObjectStateEnum::STATE_DIRTY;
        }

        if ($bean !== null) {
            $bean->setManyToOneRelationship($tableName, $foreignKeyName, $this);
        }
    }

    /**
     * @param string $foreignKeyName A unique name for this reference
     *
     * @return AbstractTDBMObject|null
     */
    protected function getRef(string $foreignKeyName, ?string $tableName = null) : ?AbstractTDBMObject
    {
        $tableName = $this->checkTableName($tableName);

        if (!isset($this->dbRows[$tableName])) {
            return null;
        }

        return $this->dbRows[$tableName]->getRef($foreignKeyName);
    }

    /**
     * Adds a many to many relationship to this bean.
     *
     * @param string             $pivotTableName
     * @param AbstractTDBMObject $remoteBean
     */
    protected function addRelationship(string $pivotTableName, AbstractTDBMObject $remoteBean): void
    {
        $this->setRelationship($pivotTableName, $remoteBean, 'new');
    }

    /**
     * Returns true if there is a relationship to this bean.
     *
     * @return bool
     */
    protected function hasRelationship(string $pathKey, AbstractTDBMObject $remoteBean): bool
    {
        $pathModel = $this->_getManyToManyRelationshipDescriptor($pathKey);
        $storage = $this->retrieveRelationshipsStorage($pathModel);

        if ($storage->contains($remoteBean)) {
            if ($storage[$remoteBean]['status'] !== 'delete') {
                return true;
            }
        }

        return false;
    }

    /**
     * Internal TDBM method. Removes a many to many relationship from this bean.
     *
     * @param string             $pivotTableName
     * @param AbstractTDBMObject $remoteBean
     */
    public function _removeRelationship(string $pivotTableName, AbstractTDBMObject $remoteBean): void
    {
        if (isset($this->relationships[$pivotTableName][$remoteBean]) && $this->relationships[$pivotTableName][$remoteBean]['status'] === 'new') {
            unset($this->relationships[$pivotTableName][$remoteBean]);
            unset($remoteBean->relationships[$pivotTableName][$this]);
        } else {
            $this->setRelationship($pivotTableName, $remoteBean, 'delete');
        }
    }

    /**
     * Sets many to many relationships for this bean.
     * Adds new relationships and removes unused ones.
     *
     * @param AbstractTDBMObject[] $remoteBeans
     */
    protected function setRelationships(string $pathKey, array $remoteBeans): void
    {
        $pathModel = $this->_getManyToManyRelationshipDescriptor($pathKey);
        $pivotTableName = $pathModel->getPivotName();
        $storage = $this->retrieveRelationshipsStorage($pathModel);

        foreach ($storage as $oldRemoteBean) {
            /* @var $oldRemoteBean AbstractTDBMObject */
            if (!in_array($oldRemoteBean, $remoteBeans, true)) {
                // $oldRemoteBean must be removed
                $this->_removeRelationship($pivotTableName, $oldRemoteBean);
            }
        }

        foreach ($remoteBeans as $remoteBean) {
            if (!$storage->contains($remoteBean) || $storage[$remoteBean]['status'] === 'delete') {
                // $remoteBean must be added
                $this->addRelationship($pivotTableName, $remoteBean);
            }
        }
    }

    /**
     * Returns the list of objects linked to this bean via $pivotTableName.
     *
     * @return \SplObjectStorage
     */
    private function retrieveRelationshipsStorage(ManyToManyRelationshipPathDescriptor $pathModel): \SplObjectStorage
    {
        $pivotTableName = $pathModel->getPivotName();

        $storage = $this->getRelationshipStorage($pathModel->getPivotName());
        if ($this->status === TDBMObjectStateEnum::STATE_DETACHED || $this->status === TDBMObjectStateEnum::STATE_NEW || (isset($this->loadedRelationships[$pivotTableName]) && $this->loadedRelationships[$pivotTableName])) {
            return $storage;
        }

        $beans = $this->tdbmService->_getRelatedBeans($pathModel, $this);
        $this->loadedRelationships[$pivotTableName] = true;

        foreach ($beans as $bean) {
            if (isset($storage[$bean])) {
                $oldStatus = $storage[$bean]['status'];
                if ($oldStatus === 'delete') {
                    // Keep deleted things deleted
                    continue;
                }
            }
            $this->setRelationship($pivotTableName, $bean, 'loaded');
        }

        return $storage;
    }

    /**
     * Internal TDBM method. Returns the list of objects linked to this bean via $pivotTableName.
     *
     * @return AbstractTDBMObject[]
     */
    public function _getRelationships(string $pathKey): array
    {
        $pathModel = $this->_getManyToManyRelationshipDescriptor($pathKey);
        return $this->_getRelationshipsFromModel($pathModel);
    }

    /**
     * @return AbstractTDBMObject[]
     */
    public function _getRelationshipsFromModel(ManyToManyRelationshipPathDescriptor $pathModel): array
    {
        return $this->relationshipStorageToArray($this->retrieveRelationshipsStorage($pathModel));
    }

    /**
     * @param \SplObjectStorage $storage
     * @return AbstractTDBMObject[]
     */
    private function relationshipStorageToArray(\SplObjectStorage $storage): array
    {
        $beans = [];
        foreach ($storage as $bean) {
            $statusArr = $storage[$bean];
            if ($statusArr['status'] !== 'delete') {
                $beans[] = $bean;
            }
        }

        return $beans;
    }

    /**
     * Declares a relationship between.
     *
     * @param string             $pivotTableName
     * @param AbstractTDBMObject $remoteBean
     * @param string             $status
     */
    private function setRelationship(string $pivotTableName, AbstractTDBMObject $remoteBean, string $status): void
    {
        $storage = $this->getRelationshipStorage($pivotTableName);
        $storage->attach($remoteBean, ['status' => $status, 'reverse' => false]);
        if ($this->status === TDBMObjectStateEnum::STATE_LOADED) {
            $this->_setStatus(TDBMObjectStateEnum::STATE_DIRTY);
        }

        $remoteStorage = $remoteBean->getRelationshipStorage($pivotTableName);
        $remoteStorage->attach($this, ['status' => $status, 'reverse' => true]);
    }

    /**
     * Returns the SplObjectStorage associated to this relationship (creates it if it does not exists).
     *
     * @param string $pivotTableName
     *
     * @return \SplObjectStorage
     */
    private function getRelationshipStorage(string $pivotTableName) : \SplObjectStorage
    {
        return $this->relationships[$pivotTableName] ?? $this->relationships[$pivotTableName] = new \SplObjectStorage();
    }

    /**
     * Returns the SplObjectStorage associated to this relationship (creates it if it does not exists).
     *
     * @param string $tableName
     * @param string $foreignKeyName
     *
     * @return AlterableResultIterator
     */
    private function getManyToOneAlterableResultIterator(string $tableName, string $foreignKeyName) : AlterableResultIterator
    {
        $key = $tableName.'___'.$foreignKeyName;

        return $this->manyToOneRelationships[$key] ?? $this->manyToOneRelationships[$key] = new AlterableResultIterator();
    }

    /**
     * Declares a relationship between this bean and the bean pointing to it.
     *
     * @param string             $tableName
     * @param string             $foreignKeyName
     * @param AbstractTDBMObject $remoteBean
     */
    private function setManyToOneRelationship(string $tableName, string $foreignKeyName, AbstractTDBMObject $remoteBean): void
    {
        $alterableResultIterator = $this->getManyToOneAlterableResultIterator($tableName, $foreignKeyName);
        $alterableResultIterator->add($remoteBean);
    }

    /**
     * Declares a relationship between this bean and the bean pointing to it.
     *
     * @param string             $tableName
     * @param string             $foreignKeyName
     * @param AbstractTDBMObject $remoteBean
     */
    private function removeManyToOneRelationship(string $tableName, string $foreignKeyName, AbstractTDBMObject $remoteBean): void
    {
        $alterableResultIterator = $this->getManyToOneAlterableResultIterator($tableName, $foreignKeyName);
        $alterableResultIterator->remove($remoteBean);
    }

    /**
     * Returns the list of objects linked to this bean via a given foreign key.
     *
     * @param string $tableName
     * @param string $foreignKeyName
     * @param mixed[] $searchFilter
     * @param string $orderString     The ORDER BY part of the query. All columns must be prefixed by the table name (in the form: table.column). WARNING : This parameter is not kept when there is an additionnal or removal object !
     *
     * @return AlterableResultIterator
     */
    protected function retrieveManyToOneRelationshipsStorage(string $tableName, string $foreignKeyName, array $searchFilter, string $orderString = null) : AlterableResultIterator
    {
        $key = $tableName.'___'.$foreignKeyName;
        $alterableResultIterator = $this->getManyToOneAlterableResultIterator($tableName, $foreignKeyName);
        if ($this->status === TDBMObjectStateEnum::STATE_DETACHED || $this->status === TDBMObjectStateEnum::STATE_NEW || (isset($this->manyToOneRelationships[$key]) && $this->manyToOneRelationships[$key]->getUnderlyingResultIterator() !== null)) {
            return $alterableResultIterator;
        }

        $unalteredResultIterator = $this->tdbmService->findObjects($tableName, $searchFilter, [], $orderString);

        $alterableResultIterator->setResultIterator($unalteredResultIterator->getIterator());

        return $alterableResultIterator;
    }

    /**
     * Reverts any changes made to the object and resumes it to its DB state.
     * This can only be called on objects that come from database and that have not been deleted.
     * Otherwise, this will throw an exception.
     *
     * @throws TDBMException
     */
    public function discardChanges(): void
    {
        if ($this->status === TDBMObjectStateEnum::STATE_NEW || $this->status === TDBMObjectStateEnum::STATE_DETACHED) {
            throw new TDBMException("You cannot call discardChanges() on an object that has been created with the 'new' keyword and that has not yet been saved.");
        }

        if ($this->status === TDBMObjectStateEnum::STATE_DELETED) {
            throw new TDBMException('You cannot call discardChanges() on an object that has been deleted.');
        }

        $this->_setStatus(TDBMObjectStateEnum::STATE_NOT_LOADED);
        foreach ($this->dbRows as $row) {
            $row->disableSmartEagerLoad();
        }
        $this->partialQuery = null;
    }

    /**
     * Prevents smart eager loading of related entities.
     * If this bean was loaded through a result iterator, smart eager loading loads all entities of related beans at once.
     * You can disable it with this function.
     */
    public function disableSmartEagerLoad(): void
    {
        $this->partialQuery = null;
    }

    /**
     * Method used internally by TDBM. You should not use it directly.
     * This method returns the status of the TDBMObject.
     * This is one of TDBMObjectStateEnum::STATE_NEW, TDBMObjectStateEnum::STATE_NOT_LOADED, TDBMObjectStateEnum::STATE_LOADED, TDBMObjectStateEnum::STATE_DELETED.
     * $status = TDBMObjectStateEnum::STATE_NEW when a new object is created with DBMObject:getNewObject.
     * $status = TDBMObjectStateEnum::STATE_NOT_LOADED when the object has been retrieved with getObject but when no data has been accessed in it yet.
     * $status = TDBMObjectStateEnum::STATE_LOADED when the object is cached in memory.
     *
     * @return string
     */
    public function _getStatus() : string
    {
        if ($this->status === null) {
            throw new TDBMException(sprintf('Your bean for class %s has no status. It is likely that you overloaded the __construct method and forgot to call parent::__construct.', get_class($this)));
        }

        return $this->status;
    }

    /**
     * Override the native php clone function for TDBMObjects.
     */
    public function __clone()
    {
        // Let's clone each row
        foreach ($this->dbRows as $key => &$dbRow) {
            $dbRow = clone $dbRow;
            $dbRow->setTDBMObject($this);
        }

        $this->manyToOneRelationships = [];

        // Let's set the status to new (to enter the save function)
        $this->status = TDBMObjectStateEnum::STATE_DETACHED;
    }

    /**
     * Returns raw database rows.
     *
     * @return DbRow[] Key: table name, Value: DbRow object
     */
    public function _getDbRows(): array
    {
        return $this->dbRows;
    }

    private function registerTable(string $tableName): void
    {
        $dbRow = new DbRow($this, $tableName, static::getForeignKeys($tableName));

        if (in_array($this->status, [TDBMObjectStateEnum::STATE_NOT_LOADED, TDBMObjectStateEnum::STATE_LOADED, TDBMObjectStateEnum::STATE_DIRTY], true)) {
            // Let's get the primary key for the new table
            $anotherDbRow = array_values($this->dbRows)[0];
            /* @var $anotherDbRow DbRow */
            $indexedPrimaryKeys = array_values($anotherDbRow->_getPrimaryKeys());
            $primaryKeys = $this->tdbmService->_getPrimaryKeysFromIndexedPrimaryKeys($tableName, $indexedPrimaryKeys);
            $dbRow->_setPrimaryKeys($primaryKeys);
        }

        if ($this->status === null) {
            throw new TDBMException(sprintf('Your bean for class %s has no status. It is likely that you overloaded the __construct method and forgot to call parent::__construct.', get_class($this)));
        }

        $dbRow->_setStatus($this->status);

        $this->dbRows[$tableName] = $dbRow;
        // TODO: look at status (if not new)=> get primary key from tdbmservice
    }

    /**
     * Internal function: return the list of relationships.
     *
     * @return \SplObjectStorage[]
     */
    public function _getCachedRelationships(): array
    {
        return $this->relationships;
    }

    /**
     * Returns an array of used tables by this bean (from parent to child relationship).
     *
     * @return string[]
     */
    abstract protected function getUsedTables() : array;

    /**
     * Method called when the bean is removed from database.
     */
    protected function onDelete() : void
    {
    }

    /**
     * Returns the foreign keys used by this bean.
     */
    protected static function getForeignKeys(string $tableName): ForeignKeys
    protected static function getForeignKeys(/** @scrutinizer ignore-unused */ string $tableName): ForeignKeys
    {
        return new ForeignKeys([]);
    }

    public function _getManyToManyRelationshipDescriptor(string $pathKey): ManyToManyRelationshipPathDescriptor
    {
        throw new TDBMException('Could not find many to many relationship descriptor key for "'.$pathKey.'"');
    }

    /**
     * @return string[]
     */
    public function _getManyToManyRelationshipDescriptorKeys(): array
    {
        return [];
    }
}

thecodingmachine / tdbm

Pull Request — master (#172)

AbstractTDBMObject::disableSmartEagerLoad() A

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