01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.server.dispatch;
30:
31: import com.caucho.util.L10N;
32:
33: import javax.servlet.Filter;
34: import javax.servlet.FilterChain;
35:
36: /**
37: * A filter chain factory which adds a filter.
38: */
39: public class FilterChainFilterBuilder extends FilterChainBuilder {
40: private static L10N L = new L10N(FilterChainFilterBuilder.class);
41:
42: private Filter _filter;
43:
44: /**
45: * Adds a filter to the chain.
46: */
47: public FilterChainFilterBuilder() {
48: }
49:
50: /**
51: * Adds a filter to the chain.
52: */
53: public FilterChainFilterBuilder(Filter filter) {
54: _filter = filter;
55: }
56:
57: /**
58: * Returns the filter.
59: */
60: public Filter getFilter() {
61: return _filter;
62: }
63:
64: /**
65: * Sets the filter.
66: */
67: public void setFilter(Filter filter) {
68: _filter = filter;
69: }
70:
71: /**
72: * Builds a filter chain dynamically based on the invocation.
73: *
74: * @param next the next filter in the chain.
75: * @param invocation the request's invocation.
76: */
77: public FilterChain build(FilterChain next, Invocation invocation) {
78: return new FilterFilterChain(next, _filter);
79: }
80: }
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