01: /*
02: * @(#)ExtensionInstallationProvider.java 1.11 06/10/10
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: *
26: */
27:
28: package sun.misc;
29:
30: /**
31: * This interface defines the contract a extension installation capable
32: * provided to the extension installation dependency mechanism to
33: * install new extensions on the user's disk
34: *
35: * @author Jerome Dochez
36: * @version 1.5, 02/02/00
37: */
38: public interface ExtensionInstallationProvider {
39:
40: /*
41: * <p>
42: * Request the installation of an extension in the extension directory
43: * </p>
44: *
45: * @param requestExtInfo information on the extension that need to be
46: * installed
47: * @param installedExtInfo information on the current compatible installed
48: * extension. Can be null if no current installation has been found.
49: * @return true if the installation is successful, false if the
50: * installation could not be attempted.
51: * @exception ExtensionInstallationException if an installation was
52: * attempted but did not succeed.
53: */
54: boolean installExtension(ExtensionInfo requestExtInfo,
55: ExtensionInfo installedExtInfo)
56: throws ExtensionInstallationException;
57: }
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