| <?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 thrift.transport |
| */ |
| |
| namespace Thrift\Transport; |
| |
| use Thrift\Transport\TTransport; |
| use Thrift\Exception\TTransportException; |
| use Thrift\Factory\TStringFuncFactory; |
| |
| /** |
| * A memory buffer is a tranpsort that simply reads from and writes to an |
| * in-memory string buffer. Anytime you call write on it, the data is simply |
| * placed into a buffer, and anytime you call read, data is read from that |
| * buffer. |
| * |
| * @package thrift.transport |
| */ |
| class TMemoryBuffer extends TTransport { |
| |
| /** |
| * Constructor. Optionally pass an initial value |
| * for the buffer. |
| */ |
| public function __construct($buf = '') { |
| $this->buf_ = $buf; |
| } |
| |
| protected $buf_ = ''; |
| |
| public function isOpen() { |
| return true; |
| } |
| |
| public function open() {} |
| |
| public function close() {} |
| |
| public function write($buf) { |
| $this->buf_ .= $buf; |
| } |
| |
| public function read($len) { |
| $bufLength = TStringFuncFactory::create()->strlen($this->buf_); |
| |
| if ($bufLength === 0) { |
| throw new TTransportException('TMemoryBuffer: Could not read ' . |
| $len . ' bytes from buffer.', |
| TTransportException::UNKNOWN); |
| } |
| |
| if ($bufLength <= $len) { |
| $ret = $this->buf_; |
| $this->buf_ = ''; |
| return $ret; |
| } |
| |
| $ret = TStringFuncFactory::create()->substr($this->buf_, 0, $len); |
| $this->buf_ = TStringFuncFactory::create()->substr($this->buf_, $len); |
| |
| return $ret; |
| } |
| |
| function getBuffer() { |
| return $this->buf_; |
| } |
| |
| public function available() { |
| return TStringFuncFactory::create()->strlen($this->buf_); |
| } |
| } |