/* * Copyright 1999-2006 University of Chicago * * Licensed 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 org.globus.ftp.dc; import java.io.InputStream; import java.io.IOException; import org.globus.ftp.Buffer; public interface DataChannelReader { public void setDataStream(InputStream in); // looks like DataSource interface /** @return Buffer of read data or null if end of data **/ public Buffer read() throws IOException; public void close() throws IOException; }