| /* |
| * ==================================================================== |
| * 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 |
| * <http://www.apache.org/>. |
| * |
| */ |
| |
| package org.apache.hc.core5.http.io.entity; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.nio.ByteBuffer; |
| |
| import org.apache.hc.core5.http.ContentType; |
| import org.apache.hc.core5.util.Args; |
| |
| /** |
| * An entity that delivers the contents of a {@link ByteBuffer}. |
| */ |
| public class ByteBufferEntity extends AbstractHttpEntity { |
| |
| private final ByteBuffer buffer; |
| private final long length; |
| |
| public ByteBufferEntity(final ByteBuffer buffer, final ContentType contentType, final String contentEncoding) { |
| super(contentType, contentEncoding); |
| Args.notNull(buffer, "Source byte buffer"); |
| this.buffer = buffer; |
| this.length = buffer.remaining(); |
| } |
| |
| public ByteBufferEntity(final ByteBuffer buffer, final ContentType contentType) { |
| this(buffer, contentType, null); |
| } |
| |
| @Override |
| public final boolean isRepeatable() { |
| return false; |
| } |
| |
| @Override |
| public final long getContentLength() { |
| return length; |
| } |
| |
| @Override |
| public final InputStream getContent() throws IOException, UnsupportedOperationException { |
| return new InputStream() { |
| |
| @Override |
| public int read() throws IOException { |
| if (!buffer.hasRemaining()) { |
| return -1; |
| } |
| return buffer.get() & 0xFF; |
| } |
| |
| @Override |
| public int read(final byte[] bytes, final int off, final int len) throws IOException { |
| if (!buffer.hasRemaining()) { |
| return -1; |
| } |
| final int chunk = Math.min(len, buffer.remaining()); |
| buffer.get(bytes, off, chunk); |
| return chunk; |
| } |
| }; |
| } |
| |
| @Override |
| public final boolean isStreaming() { |
| return false; |
| } |
| |
| @Override |
| public final void close() throws IOException { |
| } |
| |
| } |