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<?php
// Protocol Buffers - Google's data interchange format
// Copyright 2017 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
namespace Google\Protobuf;
use Google\Protobuf\Internal\GetPublicDescriptorTrait;
use Google\Protobuf\Internal\GPBType;
class FieldDescriptor
{
use GetPublicDescriptorTrait;
private $internal_desc;
/**
* @internal
*/
public function __construct($internal_desc)
{
$this->internal_desc = $internal_desc;
}
/**
* @return string Field name
*/
public function getName()
{
return $this->internal_desc->getName();
}
/**
* @return int Protobuf field number
*/
public function getNumber()
{
return $this->internal_desc->getNumber();
}
/**
* @return int
*/
public function getLabel()
{
return $this->internal_desc->getLabel();
}
/**
* @return int
*/
public function getType()
{
return $this->internal_desc->getType();
}
/**
* @return Descriptor Returns a descriptor for the field type if the field type is a message, otherwise throws \Exception
* @throws \Exception
*/
public function getMessageType()
{
if ($this->getType() == GPBType::MESSAGE) {
return $this->getPublicDescriptor($this->internal_desc->getMessageType());
} else {
throw new \Exception("Cannot get message type for non-message field '" . $this->getName() . "'");
}
}
/**
* @return EnumDescriptor Returns an enum descriptor if the field type is an enum, otherwise throws \Exception
* @throws \Exception
*/
public function getEnumType()
{
if ($this->getType() == GPBType::ENUM) {
return $this->getPublicDescriptor($this->internal_desc->getEnumType());
} else {
throw new \Exception("Cannot get enum type for non-enum field '" . $this->getName() . "'");
}
}
/**
* @return boolean
*/
public function isMap()
{
return $this->internal_desc->isMap();
}
}
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