diff options
Diffstat (limited to 'mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/BasicHttpEntity.java')
-rw-r--r-- | mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/BasicHttpEntity.java | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/BasicHttpEntity.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/BasicHttpEntity.java new file mode 100644 index 000000000..74a281b2a --- /dev/null +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/BasicHttpEntity.java @@ -0,0 +1,125 @@ +/* + * ==================================================================== + * 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 ch.boye.httpclientandroidlib.entity; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +import ch.boye.httpclientandroidlib.annotation.NotThreadSafe; +import ch.boye.httpclientandroidlib.util.Args; +import ch.boye.httpclientandroidlib.util.Asserts; + +/** + * A generic streamed, non-repeatable entity that obtains its content + * from an {@link InputStream}. + * + * @since 4.0 + */ +@NotThreadSafe +public class BasicHttpEntity extends AbstractHttpEntity { + + private InputStream content; + private long length; + + /** + * Creates a new basic entity. + * The content is initially missing, the content length + * is set to a negative number. + */ + public BasicHttpEntity() { + super(); + this.length = -1; + } + + public long getContentLength() { + return this.length; + } + + /** + * Obtains the content, once only. + * + * @return the content, if this is the first call to this method + * since {@link #setContent setContent} has been called + * + * @throws IllegalStateException + * if the content has not been provided + */ + public InputStream getContent() throws IllegalStateException { + Asserts.check(this.content != null, "Content has not been provided"); + return this.content; + } + + /** + * Tells that this entity is not repeatable. + * + * @return <code>false</code> + */ + public boolean isRepeatable() { + return false; + } + + /** + * Specifies the length of the content. + * + * @param len the number of bytes in the content, or + * a negative number to indicate an unknown length + */ + public void setContentLength(final long len) { + this.length = len; + } + + /** + * Specifies the content. + * + * @param instream the stream to return with the next call to + * {@link #getContent getContent} + */ + public void setContent(final InputStream instream) { + this.content = instream; + } + + public void writeTo(final OutputStream outstream) throws IOException { + Args.notNull(outstream, "Output stream"); + final InputStream instream = getContent(); + try { + int l; + final byte[] tmp = new byte[OUTPUT_BUFFER_SIZE]; + while ((l = instream.read(tmp)) != -1) { + outstream.write(tmp, 0, l); + } + } finally { + instream.close(); + } + } + + public boolean isStreaming() { + return this.content != null; + } + +} |