* $anObject->setName("Joe");
* $anObject->setAge(32);
* $anObject->setMale(true)
*
* if such methods exist.
*
* @author Marco Vassura
* @version $Revision: 635069 $
* @package log4php
* @subpackage config
* @since 0.5
*/
class LoggerPropertySetter {
/**
* @var object the target object
* @access private
*/
var $obj;
/**
* Create a new LoggerPropertySetter for the specified Object.
* This is done in prepartion for invoking {@link setProperty()}
* one or more times.
* @param object &$obj the object for which to set properties
*/
function LoggerPropertySetter(&$obj)
{
$this->obj =& $obj;
}
/**
* Set the properties of an object passed as a parameter in one
* go. The properties are parsed relative to a
* prefix.
*
* @param object &$obj The object to configure.
* @param array $properties An array containing keys and values.
* @param string $prefix Only keys having the specified prefix will be set.
* @static
*/
public static
function setPropertiesByObject(&$obj, $properties, $prefix)
{
$pSetter = new LoggerPropertySetter($obj);
return $pSetter->setProperties($properties, $prefix);
}
/**
* Set the properites for the object that match the
* prefix passed as parameter.
*
* @param array $properties An array containing keys and values.
* @param string $prefix Only keys having the specified prefix will be set.
*/
function setProperties($properties, $prefix)
{
LoggerLog::debug("LoggerOptionConverter::setProperties():prefix=[{$prefix}]");
$len = strlen($prefix);
while (list($key,) = each($properties)) {
if (strpos($key, $prefix) === 0) {
if (strpos($key, '.', ($len + 1)) > 0)
continue;
$value = LoggerOptionConverter::findAndSubst($key, $properties);
$key = substr($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.
*
* 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 $value String value of the property */ function setProperty($name, $value) { LoggerLog::debug("LoggerOptionConverter::setProperty():name=[{$name}]:value=[{$value}]"); if ($value === null) return; $method = "set" . ucfirst($name); if (!method_exists($this->obj, $method)) { LoggerLog::warn( "LoggerOptionConverter::setProperty() No such setter method for [{$name}] property in " . get_class($this->obj) . "." ); } else { return call_user_func(array(&$this->obj, $method), $value); } } function activate() { LoggerLog::debug("LoggerOptionConverter::activate()"); if (method_exists($this->obj, 'activateoptions')) { return call_user_func(array(&$this->obj, 'activateoptions')); } else { LoggerLog::debug("LoggerOptionConverter::activate() Nothing to activate."); } } }