01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU General
07: * Public License Version 2 only ("GPL") or the Common Development and Distribution
08: * License("CDDL") (collectively, the "License"). You may not use this file except in
09: * compliance with the License. You can obtain a copy of the License at
10: * http://www.netbeans.org/cddl-gplv2.html or nbbuild/licenses/CDDL-GPL-2-CP. See the
11: * License for the specific language governing permissions and limitations under the
12: * License. When distributing the software, include this License Header Notice in
13: * each file and include the License file at nbbuild/licenses/CDDL-GPL-2-CP. Sun
14: * designates this particular file as subject to the "Classpath" exception as
15: * provided by Sun in the GPL Version 2 section of the License file that
16: * accompanied this code. If applicable, add the following below the License Header,
17: * with the fields enclosed by brackets [] replaced by your own identifying
18: * information: "Portions Copyrighted [year] [name of copyright owner]"
19: *
20: * Contributor(s):
21: *
22: * The Original Software is NetBeans. The Initial Developer of the Original Software
23: * is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun Microsystems, Inc. All
24: * Rights Reserved.
25: *
26: * If you wish your version of this file to be governed by only the CDDL or only the
27: * GPL Version 2, indicate your decision by adding "[Contributor] elects to include
28: * this software in this distribution under the [CDDL or GPL Version 2] license." If
29: * you do not indicate a single choice of license, a recipient has the option to
30: * distribute your version of this file under either the CDDL, the GPL Version 2 or
31: * to extend the choice of license to its licensees as provided above. However, if
32: * you add GPL Version 2 code and therefore, elected the GPL Version 2 license, then
33: * the option applies only if the new code is made subject to such option by the
34: * copyright holder.
35: */
36:
37: package org.netbeans.installer.downloader;
38:
39: /**
40: *
41: * @author Danila_Dugurov
42: */
43:
44: /**
45: * be aware of: If listener contract will be changed - analize carefully all fired events
46: * Some pices of code based on reflection and invocation, so
47: * NoSuchMethodException may occures.(It's implementation pitfalls)
48: */
49: public interface DownloadListener {
50:
51: /**
52: * notification that pumping was update means that some pice of bytes downloaded
53: * or some meta data such as real url, output file name obtain from server.
54: */
55: void pumpingUpdate(String id);
56:
57: /**
58: * This property was separate from pumping update because it's describe pumping as process
59: * and in pumping update - notify that pumping was changed as entity.
60: */
61: void pumpingStateChange(String id);
62:
63: void pumpingAdd(String id);
64:
65: void pumpingDelete(String id);
66:
67: void queueReset();
68:
69: /**
70: * notification that downloader invoked work.
71: */
72: void pumpsInvoke();
73:
74: /**
75: * notification that downloader stoped work.
76: */
77: void pumpsTerminate();
78: }
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