diff options
Diffstat (limited to 'src/org/apache/http/impl/io/ContentLengthOutputStream.java')
-rw-r--r-- | src/org/apache/http/impl/io/ContentLengthOutputStream.java | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/src/org/apache/http/impl/io/ContentLengthOutputStream.java b/src/org/apache/http/impl/io/ContentLengthOutputStream.java deleted file mode 100644 index afcb883..0000000 --- a/src/org/apache/http/impl/io/ContentLengthOutputStream.java +++ /dev/null @@ -1,132 +0,0 @@ -/* - * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/impl/io/ContentLengthOutputStream.java $ - * $Revision: 560343 $ - * $Date: 2007-07-27 11:18:19 -0700 (Fri, 27 Jul 2007) $ - * - * ==================================================================== - * 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.http.impl.io; - -import java.io.IOException; -import java.io.OutputStream; - -import org.apache.http.io.SessionOutputBuffer; - -/** - * A stream wrapper that closes itself after a defined number of bytes. - * - * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> - * - * @version $Revision: 560343 $ - * - * @since 4.0 - */ -public class ContentLengthOutputStream extends OutputStream { - - /** - * Wrapped session outbut buffer. - */ - private final SessionOutputBuffer out; - - /** - * The maximum number of bytes that can be written the stream. Subsequent - * write operations will be ignored. - */ - private final long contentLength; - - /** Total bytes written */ - private long total = 0; - - /** True if the stream is closed. */ - private boolean closed = false; - - /** - * Creates a new length limited stream - * - * @param out The data transmitter to wrap - * @param contentLength The maximum number of bytes that can be written to - * the stream. Subsequent write operations will be ignored. - * - * @since 4.0 - */ - public ContentLengthOutputStream(final SessionOutputBuffer out, long contentLength) { - super(); - if (out == null) { - throw new IllegalArgumentException("Session output buffer may not be null"); - } - if (contentLength < 0) { - throw new IllegalArgumentException("Content length may not be negative"); - } - this.out = out; - this.contentLength = contentLength; - } - - /** - * <p>Does not close the underlying socket output.</p> - * - * @throws IOException If an I/O problem occurs. - */ - public void close() throws IOException { - if (!this.closed) { - this.closed = true; - this.out.flush(); - } - } - - public void flush() throws IOException { - this.out.flush(); - } - - public void write(byte[] b, int off, int len) throws IOException { - if (this.closed) { - throw new IOException("Attempted write to closed stream."); - } - if (this.total < this.contentLength) { - long max = this.contentLength - this.total; - if (len > max) { - len = (int) max; - } - this.out.write(b, off, len); - this.total += len; - } - } - - public void write(byte[] b) throws IOException { - write(b, 0, b.length); - } - - public void write(int b) throws IOException { - if (this.closed) { - throw new IOException("Attempted write to closed stream."); - } - if (this.total < this.contentLength) { - this.out.write(b); - this.total++; - } - } - -} |