| /* |
| * ==================================================================== |
| * 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.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.nio.charset.Charset; |
| import java.nio.charset.StandardCharsets; |
| |
| import org.apache.hc.core5.annotation.Contract; |
| import org.apache.hc.core5.annotation.ThreadingBehavior; |
| import org.apache.hc.core5.http.ContentType; |
| import org.apache.hc.core5.util.Args; |
| |
| /** |
| * A self contained, repeatable entity that obtains its content from a {@link String}. |
| * |
| * @since 4.0 |
| */ |
| @Contract(threading = ThreadingBehavior.IMMUTABLE) |
| public class StringEntity extends AbstractHttpEntity { |
| |
| private final byte[] content; |
| |
| /** |
| * Creates a StringEntity with the specified content and content type. |
| * |
| * @param string content to be used. Not {@code null}. |
| * @param contentType content type to be used. May be {@code null}, in which case the default |
| * MIME type {@link ContentType#TEXT_PLAIN} is assumed. |
| * |
| * @since 5.0 |
| */ |
| public StringEntity( |
| final String string, final ContentType contentType, final String contentEncoding, final boolean chunked) { |
| super(contentType, contentEncoding, chunked); |
| Args.notNull(string, "Source string"); |
| Charset charset = contentType != null ? contentType.getCharset() : null; |
| if (charset == null) { |
| charset = StandardCharsets.ISO_8859_1; |
| } |
| this.content = string.getBytes(charset); |
| } |
| |
| public StringEntity(final String string, final ContentType contentType, final boolean chunked) { |
| this(string, contentType, null, chunked); |
| } |
| |
| public StringEntity(final String string, final ContentType contentType) { |
| this(string, contentType, null, false); |
| } |
| |
| /** |
| * Creates a StringEntity with the specified content and charset. The MIME type defaults |
| * to "text/plain". |
| * |
| * @param string content to be used. Not {@code null}. |
| * @param charset character set to be used. May be {@code null}, in which case the default |
| * is {@link StandardCharsets#ISO_8859_1} is assumed |
| * |
| * @since 4.2 |
| */ |
| public StringEntity(final String string, final Charset charset) { |
| this(string, ContentType.TEXT_PLAIN.withCharset(charset)); |
| } |
| |
| public StringEntity(final String string, final Charset charset, final boolean chunked) { |
| this(string, ContentType.TEXT_PLAIN.withCharset(charset), chunked); |
| } |
| |
| /** |
| * Creates a StringEntity with the specified content. The content type defaults to |
| * {@link ContentType#TEXT_PLAIN}. |
| * |
| * @param string content to be used. Not {@code null}. |
| * |
| * @throws IllegalArgumentException if the string parameter is null |
| */ |
| public StringEntity(final String string) { |
| this(string, ContentType.DEFAULT_TEXT); |
| } |
| |
| @Override |
| public final boolean isRepeatable() { |
| return true; |
| } |
| |
| @Override |
| public final long getContentLength() { |
| return this.content.length; |
| } |
| |
| @Override |
| public final InputStream getContent() throws IOException { |
| return new ByteArrayInputStream(this.content); |
| } |
| |
| @Override |
| public final void writeTo(final OutputStream outStream) throws IOException { |
| Args.notNull(outStream, "Output stream"); |
| outStream.write(this.content); |
| outStream.flush(); |
| } |
| |
| @Override |
| public final boolean isStreaming() { |
| return false; |
| } |
| |
| @Override |
| public final void close() throws IOException { |
| // nothing to do |
| } |
| |
| } |