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Diffstat (limited to 'libjava/java/net/ContentHandler.java')
-rw-r--r-- | libjava/java/net/ContentHandler.java | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/libjava/java/net/ContentHandler.java b/libjava/java/net/ContentHandler.java deleted file mode 100644 index 7f63e740229..00000000000 --- a/libjava/java/net/ContentHandler.java +++ /dev/null @@ -1,126 +0,0 @@ -/* ContentHandler.java -- Abstract class for handling content from URL's - Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - -package java.net; - -import java.io.IOException; - -/** - * Written using on-line Java Platform 1.2 API Specification, as well - * as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998). - * Status: Believed complete and correct. - */ - -/** - * This is an abstract class that is the superclass for classes that read - * objects from URL's. Calling the <code>getContent()</code> method in the - * <code>URL</code> class or the <code>URLConnection</code> class will cause - * an instance of a subclass of <code>ContentHandler</code> to be created for - * the MIME type of the object being downloaded from the URL. Thus, this - * class is seldom needed by applications/applets directly, but only - * indirectly through methods in other classes. - * - * @author Aaron M. Renn (arenn@urbanophile.com) - * @author Warren Levy (warrenl@cygnus.com) - */ -public abstract class ContentHandler -{ - /* - * Constructors - */ - - /** - * Default, no-argument constructor. - */ - public ContentHandler() - { - } - - /* - * Instance Methods - */ - - /** - * This method reads from the <code>InputStream</code> of the passed in URL - * connection and uses the data downloaded to create an <code>Object</code> - * represening the content. For example, if the URL is pointing to a GIF - * file, this method might return an <code>Image</code> object. This method - * must be implemented by subclasses. - * - * @param urlc A <code>URLConnection</code> object to read data from. - * - * @return An object representing the data read - * - * @exception IOException If an error occurs - */ - public abstract Object getContent(URLConnection urlc) - throws IOException; - - /** - * This method reads from the <code>InputStream</code> of the passed in URL - * connection and uses the data downloaded to create an <code>Object</code> - * represening the content. For example, if the URL is pointing to a GIF - * file, this method might return an <code>Image</code> object. This method - * must be implemented by subclasses. This method uses the list of - * supplied classes as candidate types. If the data read doesn't match - * any of the supplied type, <code>null</code> is returned. - * - * @param urlc A <code>URLConnection</code> object to read data from. - * @param classes An array of types of objects that are candidate types - * for the data to be read. - * - * @return An object representing the data read, or <code>null</code> - * if the data does not match any of the candidate types. - * - * @exception IOException If an error occurs - * - * @since 1.3 - */ - public Object getContent(URLConnection urlc, Class[] classes) - throws IOException - { - Object obj = getContent(urlc); - - for (int i = 0; i < classes.length; i++) - { - if (classes[i].isInstance(obj)) - return obj; - } - - return null; - } -} // class ContentHandler |