| /* |
| * ==================================================================== |
| * 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.io.OutputStream; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.hc.core5.function.Supplier; |
| import org.apache.hc.core5.http.ContentType; |
| import org.apache.hc.core5.http.Header; |
| import org.apache.hc.core5.http.HttpEntity; |
| import org.apache.hc.core5.util.Args; |
| |
| /** |
| * Abstract base class for mutable entities. Provides the commonly used attributes for streamed and |
| * self-contained implementations. |
| * |
| * @since 4.0 |
| */ |
| public abstract class AbstractHttpEntity implements HttpEntity { |
| |
| static final int OUTPUT_BUFFER_SIZE = 4096; |
| |
| private final String contentType; |
| private final String contentEncoding; |
| private final boolean chunked; |
| |
| protected AbstractHttpEntity(final String contentType, final String contentEncoding, final boolean chunked) { |
| this.contentType = contentType; |
| this.contentEncoding = contentEncoding; |
| this.chunked = chunked; |
| } |
| |
| protected AbstractHttpEntity(final ContentType contentType, final String contentEncoding, final boolean chunked) { |
| this.contentType = contentType != null ? contentType.toString() : null; |
| this.contentEncoding = contentEncoding; |
| this.chunked = chunked; |
| } |
| |
| protected AbstractHttpEntity(final String contentType, final String contentEncoding) { |
| this(contentType, contentEncoding, false); |
| } |
| |
| protected AbstractHttpEntity(final ContentType contentType, final String contentEncoding) { |
| this(contentType, contentEncoding, false); |
| } |
| |
| public static void writeTo(final HttpEntity entity, final OutputStream outStream) throws IOException { |
| Args.notNull(entity, "Entity"); |
| Args.notNull(outStream, "Output stream"); |
| try (final InputStream inStream = entity.getContent()) { |
| if (inStream != null) { |
| int count; |
| final byte[] tmp = new byte[OUTPUT_BUFFER_SIZE]; |
| while ((count = inStream.read(tmp)) != -1) { |
| outStream.write(tmp, 0, count); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public void writeTo(final OutputStream outStream) throws IOException { |
| writeTo(this, outStream); |
| } |
| |
| @Override |
| public final String getContentType() { |
| return contentType; |
| } |
| |
| @Override |
| public final String getContentEncoding() { |
| return contentEncoding; |
| } |
| |
| @Override |
| public final boolean isChunked() { |
| return chunked; |
| } |
| |
| @Override |
| public boolean isRepeatable() { |
| return false; |
| } |
| |
| @Override |
| public Supplier<List<? extends Header>> getTrailers() { |
| return null; |
| } |
| |
| @Override |
| public Set<String> getTrailerNames() { |
| return Collections.emptySet(); |
| } |
| |
| @Override |
| public String toString() { |
| final StringBuilder sb = new StringBuilder(); |
| sb.append("[Entity-Class: "); |
| sb.append(getClass().getSimpleName()); |
| sb.append(", Content-Type: "); |
| sb.append(contentType); |
| sb.append(", Content-Encoding: "); |
| sb.append(contentEncoding); |
| sb.append(", chunked: "); |
| sb.append(chunked); |
| sb.append(']'); |
| return sb.toString(); |
| } |
| |
| } |