Subversion Repositories SmartDukaan

/**
 * 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.
 *
 * Contains some contributions under the Thrift Software License.
 * Please see doc/old-thrift-license.txt in the Thrift distribution for
 * details.
 */

using System;

namespace Thrift.Transport
{
        public abstract class TTransport
        {
                public abstract bool IsOpen
                {
                        get;
                }

                public bool Peek()
                {
                        return IsOpen;
                }

                public abstract void Open();

                public abstract void Close();

                public abstract int Read(byte[] buf, int off, int len);

                public int ReadAll(byte[] buf, int off, int len)
                {
                        int got = 0;
                        int ret = 0;

                        while (got < len)
                        {
                                ret = Read(buf, off + got, len - got);
                                if (ret <= 0)
                                {
                                        throw new TTransportException("Cannot read, Remote side has closed");
                                }
                                got += ret;
                        }

                        return got;
                }

                public abstract void Write(byte[] buf, int off, int len);

                public virtual void Flush()
                {
                }
        }
}