| /* |
| * 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. |
| */ |
| |
| #include "ServerSocket.h" |
| |
| #include <decaf/net/SocketImpl.h> |
| #include <decaf/net/Socket.h> |
| #include <decaf/net/SocketOptions.h> |
| |
| #include <decaf/internal/net/tcp/TcpSocket.h> |
| |
| #include <memory> |
| |
| using namespace decaf; |
| using namespace decaf::io; |
| using namespace decaf::net; |
| using namespace decaf::lang; |
| using namespace decaf::lang::exceptions; |
| using namespace decaf::internal; |
| using namespace decaf::internal::net; |
| using namespace decaf::internal::net::tcp; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| SocketImplFactory* ServerSocket::factory = NULL; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| ServerSocket::ServerSocket() : impl(NULL), created(false), closed(false), bound(false), backlog(0), port(0) { |
| |
| this->impl = this->factory != NULL ? factory->createSocketImpl() : new TcpSocket(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| ServerSocket::ServerSocket( int port ) : |
| impl(NULL), created(false), closed(false), bound(false), backlog(0), port(0) { |
| |
| if( port < 0 ) { |
| throw IllegalArgumentException( |
| __FILE__, __LINE__, "Port value was invalid: %d", port ); |
| } |
| |
| this->impl = this->factory != NULL ? factory->createSocketImpl() : new TcpSocket(); |
| |
| this->setupSocketImpl( port, getDefaultBacklog(), NULL ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| ServerSocket::ServerSocket( int port, int backlog ) : |
| impl(NULL), created(false), closed(false), bound(false), backlog(0), port(0) { |
| |
| if( port < 0 ) { |
| throw IllegalArgumentException( |
| __FILE__, __LINE__, "Port value was invalid: %d", port ); |
| } |
| |
| this->impl = this->factory != NULL ? factory->createSocketImpl() : new TcpSocket(); |
| |
| this->setupSocketImpl( port, backlog, NULL ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| ServerSocket::ServerSocket( int port, int backlog, const InetAddress* ifAddress ) : |
| impl(NULL), created(false), closed(false), bound(false), backlog(0), port(0) { |
| |
| if( port < 0 ) { |
| throw IllegalArgumentException( |
| __FILE__, __LINE__, "Port value was invalid: %d", port ); |
| } |
| |
| this->impl = this->factory != NULL ? factory->createSocketImpl() : new TcpSocket(); |
| |
| this->setupSocketImpl( port, backlog, ifAddress ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| ServerSocket::~ServerSocket() { |
| try{ |
| close(); |
| delete this->impl; |
| } |
| DECAF_CATCH_NOTHROW( Exception ) |
| DECAF_CATCHALL_NOTHROW() |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::setupSocketImpl( int port, int backlog, const InetAddress* ifAddress ) { |
| |
| try{ |
| |
| this->impl->create(); |
| this->created = true; |
| |
| std::string bindAddr = "0.0.0.0"; |
| |
| if( ifAddress != NULL ) { |
| bindAddr = ifAddress->getHostAddress(); |
| } |
| |
| try { |
| this->impl->bind( bindAddr, port ); |
| this->bound = true; |
| this->impl->listen( backlog > 0 ? backlog : getDefaultBacklog() ); |
| } catch( IOException& ex ) { |
| close(); |
| delete this->impl; |
| this->impl = NULL; |
| throw ex; |
| } |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_RETHROW( IllegalArgumentException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, IOException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::bind( const std::string& host, int port ) { |
| |
| try{ |
| this->bind( host, port, getDefaultBacklog() ); |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_RETHROW( IllegalArgumentException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::bind( const std::string& address, int port, int backlog ) { |
| |
| checkClosed(); |
| |
| if( port < 0 || port > 65535 ) { |
| throw IllegalArgumentException( |
| __FILE__, __LINE__, "Specified port value is out of range: %d", port ); |
| } |
| |
| if( isBound() ) { |
| throw IOException( |
| __FILE__, __LINE__, "ServerSocket is already bound." ); |
| } |
| |
| try{ |
| |
| ensureCreated(); |
| |
| try { |
| this->impl->bind( address, port ); |
| this->bound = true; |
| this->impl->listen( backlog > 0 ? backlog : getDefaultBacklog() ); |
| } catch( IOException& ex ) { |
| close(); |
| throw ex; |
| } |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_RETHROW( IllegalArgumentException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, IOException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::close() { |
| |
| try{ |
| if( !this->closed ) { |
| this->closed = true; |
| this->impl->close(); |
| } |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, IOException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| bool ServerSocket::isBound() const { |
| return this->bound; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| bool ServerSocket::isClosed() const { |
| return this->closed; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| Socket* ServerSocket::accept() { |
| |
| checkClosed(); |
| |
| if( !isBound() ) { |
| throw IOException( |
| __FILE__, __LINE__, "The ServerSocket has not yet been bound." ); |
| } |
| |
| try{ |
| ensureCreated(); |
| std::auto_ptr<Socket> newSocket( new Socket() ); |
| this->implAccept( newSocket.get() ); |
| return newSocket.release(); |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, IOException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::implAccept( Socket* socket ) { |
| |
| try{ |
| this->impl->accept( socket->impl ); |
| socket->accepted(); |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, IOException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| int ServerSocket::getReceiveBufferSize() const { |
| |
| checkClosed(); |
| |
| try{ |
| ensureCreated(); |
| return this->impl->getOption( SocketOptions::SOCKET_OPTION_RCVBUF ); |
| } |
| DECAF_CATCH_RETHROW( SocketException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, SocketException ) |
| DECAF_CATCHALL_THROW( SocketException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::setReceiveBufferSize( int size ) { |
| |
| checkClosed(); |
| |
| if( size <= 0 ) { |
| throw IllegalArgumentException( |
| __FILE__, __LINE__, "Buffer size given was invalid: %d", size ); |
| } |
| |
| try{ |
| ensureCreated(); |
| this->impl->setOption( SocketOptions::SOCKET_OPTION_RCVBUF, size ); |
| } |
| DECAF_CATCH_RETHROW( SocketException ) |
| DECAF_CATCH_RETHROW( IllegalArgumentException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, SocketException ) |
| DECAF_CATCHALL_THROW( SocketException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| bool ServerSocket::getReuseAddress() const { |
| |
| checkClosed(); |
| |
| try{ |
| ensureCreated(); |
| return this->impl->getOption( SocketOptions::SOCKET_OPTION_REUSEADDR ) == 0 ? false : true; |
| } |
| DECAF_CATCH_RETHROW( SocketException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, SocketException ) |
| DECAF_CATCHALL_THROW( SocketException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::setReuseAddress( bool reuse ) { |
| |
| checkClosed(); |
| |
| try{ |
| ensureCreated(); |
| this->impl->setOption( SocketOptions::SOCKET_OPTION_REUSEADDR, reuse ? 1 : 0 ); |
| } |
| DECAF_CATCH_RETHROW( SocketException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, SocketException ) |
| DECAF_CATCHALL_THROW( SocketException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| int ServerSocket::getSoTimeout() const { |
| |
| checkClosed(); |
| |
| try{ |
| ensureCreated(); |
| return this->impl->getOption( SocketOptions::SOCKET_OPTION_TIMEOUT ); |
| } |
| DECAF_CATCH_RETHROW( SocketException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, SocketException ) |
| DECAF_CATCHALL_THROW( SocketException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::setSoTimeout( int timeout ) { |
| |
| checkClosed(); |
| |
| if( timeout < 0 ) { |
| throw IllegalArgumentException( |
| __FILE__, __LINE__, "Socket timeout given was invalid: %d", timeout ); |
| } |
| |
| try{ |
| ensureCreated(); |
| this->impl->setOption( SocketOptions::SOCKET_OPTION_TIMEOUT, timeout ); |
| } |
| DECAF_CATCH_RETHROW( SocketException ) |
| DECAF_CATCH_RETHROW( IllegalArgumentException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, SocketException ) |
| DECAF_CATCHALL_THROW( SocketException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| int ServerSocket::getLocalPort() const { |
| |
| if( this->impl == NULL ) { |
| return -1; |
| } |
| |
| return this->impl->getLocalPort(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::setSocketImplFactory( SocketImplFactory* factory ) { |
| |
| if( Socket::factory != NULL ) { |
| throw SocketException( |
| __FILE__, __LINE__, "A SocketInplFactory was already set." ); |
| } |
| |
| Socket::factory = factory; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| std::string ServerSocket::toString() const { |
| |
| std::ostringstream str; |
| |
| str << "ServerSocket["; |
| |
| if( !isBound() ) { |
| str << "unbound]"; |
| } else { |
| |
| } |
| |
| return str.str(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::checkClosed() const { |
| if( this->closed ) { |
| throw IOException( __FILE__, __LINE__, "ServerSocket already closed." ); |
| } |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void ServerSocket::ensureCreated() const { |
| |
| try{ |
| if( !this->created ) { |
| this->impl->create(); |
| this->created = true; |
| } |
| } |
| DECAF_CATCH_RETHROW( IOException ) |
| DECAF_CATCH_EXCEPTION_CONVERT( Exception, IOException ) |
| DECAF_CATCHALL_THROW( IOException ) |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| int ServerSocket::getDefaultBacklog() { |
| return 50; |
| } |