Java tutorial
/* * Copyright 2009-2016 Jon Stevens et al. * * 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 com.github.sardine.impl.io; import org.apache.http.HttpResponse; import java.io.FilterInputStream; import java.io.IOException; import java.io.InputStream; public class ContentLengthInputStream extends FilterInputStream { private Long length; public ContentLengthInputStream(final HttpResponse response) throws IOException { super(response.getEntity().getContent()); this.length = response.getEntity().getContentLength(); } public ContentLengthInputStream(final InputStream in, final Long length) { super(in); this.length = length; } public Long getLength() { return length; } @Override public int read() throws IOException { return in.read(); } @Override public int read(byte[] b) throws IOException { return in.read(b); } @Override public int read(byte[] b, int off, int len) throws IOException { return in.read(b, off, len); } }