diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/InputStreamEntity.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/InputStreamEntity.java Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,112 @@ +/* + * ==================================================================== + * 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. + * ==================================================================== + * + * This software consists of voluntary contributions made by many + * individuals on behalf of the Apache Software Foundation. For more + * information on the Apache Software Foundation, please see + * . + * + */ + +package ch.boye.httpclientandroidlib.entity; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +/** + * A streamed, non-repeatable entity that obtains its content from + * an {@link InputStream}. + * + * @since 4.0 + */ +public class InputStreamEntity extends AbstractHttpEntity { + + private final static int BUFFER_SIZE = 2048; + + private final InputStream content; + private final long length; + + public InputStreamEntity(final InputStream instream, long length) { + super(); + if (instream == null) { + throw new IllegalArgumentException("Source input stream may not be null"); + } + this.content = instream; + this.length = length; + } + + public boolean isRepeatable() { + return false; + } + + public long getContentLength() { + return this.length; + } + + public InputStream getContent() throws IOException { + return this.content; + } + + public void writeTo(final OutputStream outstream) throws IOException { + if (outstream == null) { + throw new IllegalArgumentException("Output stream may not be null"); + } + InputStream instream = this.content; + try { + byte[] buffer = new byte[BUFFER_SIZE]; + int l; + if (this.length < 0) { + // consume until EOF + while ((l = instream.read(buffer)) != -1) { + outstream.write(buffer, 0, l); + } + } else { + // consume no more than length + long remaining = this.length; + while (remaining > 0) { + l = instream.read(buffer, 0, (int)Math.min(BUFFER_SIZE, remaining)); + if (l == -1) { + break; + } + outstream.write(buffer, 0, l); + remaining -= l; + } + } + } finally { + instream.close(); + } + } + + public boolean isStreaming() { + return true; + } + + /** + * @deprecated Either use {@link #getContent()} and call {@link java.io.InputStream#close()} on that; + * otherwise call {@link #writeTo(OutputStream)} which is required to free the resources. + */ + public void consumeContent() throws IOException { + // If the input stream is from a connection, closing it will read to + // the end of the content. Otherwise, we don't care what it does. + this.content.close(); + } + +}