diff options
Diffstat (limited to 'mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java')
-rw-r--r-- | mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java new file mode 100644 index 000000000..f5e125309 --- /dev/null +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java @@ -0,0 +1,126 @@ +/* + * ==================================================================== + * 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.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.ObjectOutputStream; +import java.io.OutputStream; +import java.io.Serializable; + +import ch.boye.httpclientandroidlib.annotation.NotThreadSafe; +import ch.boye.httpclientandroidlib.util.Args; + +/** + * A streamed entity that obtains its content from a {@link Serializable}. + * The content obtained from the {@link Serializable} instance can + * optionally be buffered in a byte array in order to make the + * entity self-contained and repeatable. + * + * @since 4.0 + */ +@NotThreadSafe +public class SerializableEntity extends AbstractHttpEntity { + + private byte[] objSer; + + private Serializable objRef; + + /** + * Creates new instance of this class. + * + * @param ser input + * @param bufferize tells whether the content should be + * stored in an internal buffer + * @throws IOException in case of an I/O error + */ + public SerializableEntity(final Serializable ser, final boolean bufferize) throws IOException { + super(); + Args.notNull(ser, "Source object"); + if (bufferize) { + createBytes(ser); + } else { + this.objRef = ser; + } + } + + /** + * @since 4.3 + */ + public SerializableEntity(final Serializable ser) { + super(); + Args.notNull(ser, "Source object"); + this.objRef = ser; + } + + private void createBytes(final Serializable ser) throws IOException { + final ByteArrayOutputStream baos = new ByteArrayOutputStream(); + final ObjectOutputStream out = new ObjectOutputStream(baos); + out.writeObject(ser); + out.flush(); + this.objSer = baos.toByteArray(); + } + + public InputStream getContent() throws IOException, IllegalStateException { + if (this.objSer == null) { + createBytes(this.objRef); + } + return new ByteArrayInputStream(this.objSer); + } + + public long getContentLength() { + if (this.objSer == null) { + return -1; + } else { + return this.objSer.length; + } + } + + public boolean isRepeatable() { + return true; + } + + public boolean isStreaming() { + return this.objSer == null; + } + + public void writeTo(final OutputStream outstream) throws IOException { + Args.notNull(outstream, "Output stream"); + if (this.objSer == null) { + final ObjectOutputStream out = new ObjectOutputStream(outstream); + out.writeObject(this.objRef); + out.flush(); + } else { + outstream.write(this.objSer); + outstream.flush(); + } + } + +} |