Aktualisierung des Frameworks
* find, store und delete beziehen sich auf den aktuellen Datensatz
* namespaces werden effizienter genutzt
<?php
/**
* 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 log4php
*/
/**
* Provides methods for reflective use on php objects
* @package log4php
*/
class LoggerReflectionUtils {
/** the target object */
private $obj;
/**
* Create a new LoggerReflectionUtils for the specified Object.
* This is done in prepartion for invoking {@link setProperty()}
* one or more times.
* @param object &$obj the object for which to set properties
*/
public function __construct($obj) {
$this->obj = $obj;
}
/**
* Set the properties of an object passed as a parameter in one
* go. The <code>properties</code> are parsed relative to a
* <code>prefix</code>.
*
* @param object $obj The object to configure.
* @param array $properties An array containing keys and values.
* @param string $prefix Only keys having the specified prefix will be set.
*/
// TODO: check, if this is really useful
public static function setPropertiesByObject($obj, $properties, $prefix) {
$pSetter = new LoggerReflectionUtils($obj);
return $pSetter->setProperties($properties, $prefix);
}
/**
* Set the properites for the object that match the
* <code>prefix</code> passed as parameter.
*
* Example:
*
* $arr['xxxname'] = 'Joe';
* $arr['xxxmale'] = true;
* and prefix xxx causes setName and setMale.
*
* @param array $properties An array containing keys and values.
* @param string $prefix Only keys having the specified prefix will be set.
*/
public function setProperties($properties, $prefix) {
$len = strlen($prefix);
reset($properties);
while (list($key,) = each($properties)) {
if (strpos($key, $prefix) === 0) {
if (strpos($key, '.', ($len + 1)) > 0) {
continue;
}
$value = $properties[$key];
$key = substr($key, $len);
if ($key == 'layout' and ($this->obj instanceof LoggerAppender)) {
continue;
}
$this->setProperty($key, $value);
}
}
$this->activate();
}
/**
* Set a property on this PropertySetter's Object. If successful, this
* method will invoke a setter method on the underlying Object. The
* setter is the one for the specified property name and the value is
* determined partly from the setter argument type and partly from the
* value specified in the call to this method.
*
* <p>If the setter expects a String no conversion is necessary.
* If it expects an int, then an attempt is made to convert 'value'
* to an int using new Integer(value). If the setter expects a boolean,
* the conversion is by new Boolean(value).
*
* @param string $name name of the property
* @param string $value String value of the property
*/
public function setProperty($name, $value) {
if ($value === null) {
return;
}
$method = "set" . ucfirst($name);
if (!method_exists($this->obj, $method)) {
throw new Exception("Error setting log4php property $name to $value: no method $method in class " . get_class($this->obj) . "!");
} else {
return call_user_func(array($this->obj, $method), $value);
}
}
public function activate() {
if (method_exists($this->obj, 'activateoptions')) {
return call_user_func(array($this->obj, 'activateoptions'));
}
}
/**
* Creates an instances from the given class name.
*
* @param string $classname
* @return an object from the class with the given classname
*/
public static function createObject($class) {
if (!empty($class)) {
return new $class();
}
return null;
}
/**
* @param object $object
* @param string $name
* @param mixed $value
*/
public static function setter($object, $name, $value) {
if (empty($name)) {
return false;
}
$methodName = 'set' . ucfirst($name);
if (method_exists($object, $methodName)) {
return call_user_func(array($object, $methodName), $value);
} else {
return false;
}
}
}