01: /*
02: ******************************************************************
03: Copyright (c) 2001, Jeff Martin, Tim Bacon
04: All rights reserved.
05:
06: Redistribution and use in source and binary forms, with or without
07: modification, are permitted provided that the following conditions
08: are met:
09:
10: * Redistributions of source code must retain the above copyright
11: notice, this list of conditions and the following disclaimer.
12: * Redistributions in binary form must reproduce the above
13: copyright notice, this list of conditions and the following
14: disclaimer in the documentation and/or other materials provided
15: with the distribution.
16: * Neither the name of the xmlunit.sourceforge.net nor the names
17: of its contributors may be used to endorse or promote products
18: derived from this software without specific prior written
19: permission.
20:
21: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24: FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25: COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26: INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
27: BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28: LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29: CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31: ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32: POSSIBILITY OF SUCH DAMAGE.
33:
34: ******************************************************************
35: */
36:
37: package org.custommonkey.xmlunit;
38:
39: import java.util.Iterator;
40:
41: /**
42: * Interface used by XpathEngine in order to map prefixes to namespace URIs.
43: *
44: * <p>This is modelled after javax.xml.namespace.NamespaceContext but
45: * reduced to our needs.</p>
46: */
47: public interface NamespaceContext {
48: /**
49: * Obtain the URI for a given prefix.
50: *
51: * <p>Unlike the method in javax.xml.namespace.NamespaceContext
52: * doesn't have to implement any special handling for predefined
53: * prefix values.</p>
54: *
55: * @return null if the prefix is unknown.
56: */
57: String getNamespaceURI(String prefix);
58:
59: /**
60: * Get all prefixes of this context.
61: */
62: Iterator getPrefixes();
63: }
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