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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
FunctionsHandler.java | 50% | 42.9% | 25% | 40.7% |
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1 | package org.drools.io; | |
2 | ||
3 | /* | |
4 | * $Id: FunctionsHandler.java,v 1.1 2004/12/14 21:00:28 mproctor Exp $ | |
5 | * | |
6 | * Copyright 2001-2003 (C) The Werken Company. All Rights Reserved. | |
7 | * | |
8 | * Redistribution and use of this software and associated documentation | |
9 | * ("Software"), with or without modification, are permitted provided that the | |
10 | * following conditions are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain copyright statements and | |
13 | * notices. Redistributions must also contain a copy of this document. | |
14 | * | |
15 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
16 | * this list of conditions and the following disclaimer in the documentation | |
17 | * and/or other materials provided with the distribution. | |
18 | * | |
19 | * 3. The name "drools" must not be used to endorse or promote products derived | |
20 | * from this Software without prior written permission of The Werken Company. | |
21 | * For written permission, please contact bob@werken.com. | |
22 | * | |
23 | * 4. Products derived from this Software may not be called "drools" nor may | |
24 | * "drools" appear in their names without prior written permission of The Werken | |
25 | * Company. "drools" is a trademark of The Werken Company. | |
26 | * | |
27 | * 5. Due credit should be given to The Werken Company. (http://werken.com/) | |
28 | * | |
29 | * THIS SOFTWARE IS PROVIDED BY THE WERKEN COMPANY AND CONTRIBUTORS ``AS IS'' | |
30 | * AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
31 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
32 | * ARE DISCLAIMED. IN NO EVENT SHALL THE WERKEN COMPANY OR ITS CONTRIBUTORS BE | |
33 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
34 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
35 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
36 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
37 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
38 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
39 | * POSSIBILITY OF SUCH DAMAGE. | |
40 | * | |
41 | */ | |
42 | import java.util.HashSet; | |
43 | ||
44 | import org.drools.rule.ApplicationData; | |
45 | import org.drools.rule.RuleSet; | |
46 | import org.drools.smf.Configuration; | |
47 | import org.drools.smf.FactoryException; | |
48 | import org.drools.smf.FunctionsFactory; | |
49 | import org.drools.smf.SemanticModule; | |
50 | import org.drools.spi.Functions; | |
51 | import org.drools.spi.ImportEntry; | |
52 | import org.xml.sax.Attributes; | |
53 | import org.xml.sax.SAXException; | |
54 | import org.xml.sax.SAXParseException; | |
55 | ||
56 | /** | |
57 | * @author mproctor | |
58 | * | |
59 | * TODO To change the template for this generated type comment go to Window - | |
60 | * Preferences - Java - Code Style - Code Templates | |
61 | */ | |
62 | class FunctionsHandler extends BaseAbstractHandler | |
63 | implements | |
64 | Handler | |
65 | { | |
66 | 66 | FunctionsHandler(RuleSetReader ruleSetReader) |
67 | { | |
68 | 66 | this.ruleSetReader = ruleSetReader; |
69 | ||
70 | 66 | if ( (this.validParents == null) && (this.validPeers == null) ) |
71 | { | |
72 | 66 | this.validParents = new HashSet( ); |
73 | 66 | this.validParents.add( RuleSet.class ); |
74 | ||
75 | 66 | this.validPeers = new HashSet( ); |
76 | 66 | this.validPeers.add( null ); |
77 | 66 | this.validPeers.add( ApplicationData.class ); |
78 | 66 | this.validPeers.add( ImportEntry.class ); |
79 | ||
80 | 66 | this.allowNesting = false; |
81 | } | |
82 | } | |
83 | ||
84 | 0 | public Object start(String uri, |
85 | String localName, | |
86 | Attributes attrs) throws SAXException | |
87 | { | |
88 | 0 | this.ruleSetReader.startConfiguration( localName, |
89 | attrs ); | |
90 | 0 | return null; |
91 | } | |
92 | ||
93 | 0 | public Object end(String uri, |
94 | String localName) throws SAXException | |
95 | { | |
96 | 0 | SemanticModule module = this.ruleSetReader.lookupSemanticModule( uri, |
97 | localName ); | |
98 | ||
99 | 0 | FunctionsFactory factory = module.getFunctionsFactory( localName ); |
100 | ||
101 | 0 | Configuration config = this.ruleSetReader.endConfiguration( ); |
102 | 0 | Functions functions; |
103 | 0 | try |
104 | { | |
105 | 0 | functions = factory.newFunctions( this.ruleSetReader.getRuleSet( ), |
106 | this.ruleSetReader.getFactoryContext( ), | |
107 | config ); | |
108 | 0 | this.ruleSetReader.getRuleSet( ).addFunctions( functions ); |
109 | } | |
110 | catch ( FactoryException e ) | |
111 | { | |
112 | 0 | throw new SAXParseException( "error constructing import", |
113 | this.ruleSetReader.getLocator( ), | |
114 | e ); | |
115 | } | |
116 | 0 | return functions; |
117 | } | |
118 | ||
119 | 0 | public Class generateNodeFor() |
120 | { | |
121 | 0 | return Functions.class; |
122 | } | |
123 | } |
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