##### Coverage Report - org.jaxen.expr.DefaultFunctionCallExpr

Classes in this File | Line Coverage | Branch Coverage | Complexity
DefaultFunctionCallExpr |
82% |
83% |
| 1.6363636363636365;1.636

1 |  |
     /*
2 |  |
      * $Header: /home/projects/jaxen/scm/jaxen/src/java/main/org/jaxen/expr/DefaultFunctionCallExpr.java,v 1.14 2005/09/06 13:41:01 elharo Exp $
3 |  |
      * $Revision: 1.14 $
4 |  |
      * $Date: 2005/09/06 13:41:01 $
5 |  |
      *
6 |  |
      * ====================================================================
7 |  |
      *
8 |  |
      * Copyright (C) 2000-2004 bob mcwhirter & James Strachan.
9 |  |
      * All rights reserved.
10 |  |
      *
11 |  |
      * Redistribution and use in source and binary forms, with or without
12 |  |
      * modification, are permitted provided that the following conditions
13 |  |
      * are met:
14 |  |
      *
15 |  |
      * 1. Redistributions of source code must retain the above copyright
16 |  |
      *    notice, this list of conditions, and the following disclaimer.
17 |  |
      *
18 |  |
      * 2. Redistributions in binary form must reproduce the above copyright
19 |  |
      *    notice, this list of conditions, and the disclaimer that follows
20 |  |
      *    these conditions in the documentation and/or other materials
21 |  |
      *    provided with the distribution.
22 |  |
      *
23 |  |
      * 3. The name "Jaxen" must not be used to endorse or promote products
24 |  |
      *    derived from this software without prior written permission.  For
25 |  |
      *    written permission, please contact license@jaxen.org.
26 |  |
      *
27 |  |
      * 4. Products derived from this software may not be called "Jaxen", nor
28 |  |
      *    may "Jaxen" appear in their name, without prior written permission
29 |  |
      *    from the Jaxen Project Management (pm@jaxen.org).
30 |  |
      *
31 |  |
      * In addition, we request (but do not require) that you include in the
32 |  |
      * end-user documentation provided with the redistribution and/or in the
33 |  |
      * software itself an acknowledgement equivalent to the following:
34 |  |
      *     "This product includes software developed by the
35 |  |
      *      Jaxen Project <http://www.jaxen.org/>."
36 |  |
      * Alternatively, the acknowledgment may be graphical using the logos
37 |  |
      * available at http://www.jaxen.org/
38 |  |
      *
39 |  |
      * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
40 |  |
      * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
41 |  |
      * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
42 |  |
      * DISCLAIMED.  IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT
43 |  |
      * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 |  |
      * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
45 |  |
      * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
46 |  |
      * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
47 |  |
      * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
48 |  |
      * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
49 |  |
      * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 |  |
      * SUCH DAMAGE.
51 |  |
      *
52 |  |
      * ====================================================================
53 |  |
      * This software consists of voluntary contributions made by many
54 |  |
      * individuals on behalf of the Jaxen Project and was originally
55 |  |
      * created by bob mcwhirter <bob@werken.com> and
56 |  |
      * James Strachan <jstrachan@apache.org>.  For more information on the
57 |  |
      * Jaxen Project, please see <http://www.jaxen.org/>.
58 |  |
      *
59 |  |
      * $Id: DefaultFunctionCallExpr.java,v 1.14 2005/09/06 13:41:01 elharo Exp $
60 |  |
      */
61 |  |
62 |  |
     package org.jaxen.expr;
63 |  |
64 |  |
     import java.util.ArrayList;
65 |  |
     import java.util.Iterator;
66 |  |
     import java.util.List;
67 |  |
68 |  |
     import org.jaxen.Context;
69 |  |
     import org.jaxen.Function;
70 |  |
     import org.jaxen.JaxenException;
71 |  |
72 |  |
     /**
73 |  |
      * @deprecated this class will become non-public in the future;
74 |  |
      *     use the interface instead
75 |  |
      */
76 |  |
     public class DefaultFunctionCallExpr extends DefaultExpr implements FunctionCallExpr
77 |  |
     {
78 |  |
         private String prefix;
79 |  |
         private String functionName;
80 |  |
         private List parameters;
81 |  |
82 |  |
         public DefaultFunctionCallExpr(String prefix, String functionName)
83 | 4632 |
         {
84 | 4632 |
             this.prefix = prefix;
85 | 4632 |
             this.functionName = functionName;
86 | 4632 |
             this.parameters = new ArrayList();
87 | 4632 |
         }
88 |  |
89 |  |
         public void addParameter(Expr parameter)
90 |  |
         {
91 | 5472 |
             this.parameters.add(parameter);
92 | 5472 |
         }
93 |  |
94 |  |
95 |  |
         public List getParameters()
96 |  |
         {
97 | 17178 |
             return this.parameters;
98 |  |
         }
99 |  |
100 |  |
         public String getPrefix()
101 |  |
         {
102 | 25206 |
             return this.prefix;
103 |  |
         }
104 |  |
105 |  |
         public String getFunctionName()
106 |  |
         {
107 | 12612 |
             return this.functionName;
108 |  |
         }
109 |  |
110 |  |
111 |  |
         public String getText()
112 |  |
         {
113 | 18 |
             StringBuffer buf = new StringBuffer();
114 | 18 |
             String prefix = getPrefix();
115 |  |
116 | 18 |
             if (prefix != null &&
117 |  |
                     prefix.length() > 0)
118 |  |
             {
119 | 0 |
                 buf.append(prefix);
120 | 0 |
                 buf.append(":");
121 |  |
             }
122 |  |
123 | 18 |
             buf.append(getFunctionName());
124 | 18 |
             buf.append("(");
125 |  |
126 | 18 |
             Iterator paramIter = getParameters().iterator();
127 |  |
128 | 36 |
             while (paramIter.hasNext()) {
129 | 18 |
                 Expr eachParam = (Expr) paramIter.next();
130 |  |
131 | 18 |
                 buf.append(eachParam.getText());
132 |  |
133 | 18 |
                 if (paramIter.hasNext())
134 |  |
                 {
135 | 0 |
                     buf.append(", ");
136 |  |
                 }
137 |  |
             }
138 |  |
139 | 18 |
             buf.append(")");
140 |  |
141 | 18 |
             return buf.toString();
142 |  |
         }
143 |  |
144 |  |
         public Expr simplify()
145 |  |
         {
146 | 4584 |
             List paramExprs = getParameters();
147 | 4584 |
             int paramSize = paramExprs.size();
148 |  |
149 | 4584 |
             List newParams = new ArrayList(paramSize);
150 |  |
151 | 10032 |
             for (int i = 0; i < paramSize; ++i)
152 |  |
             {
153 | 5448 |
                 Expr eachParam = (Expr) paramExprs.get(i);
154 |  |
155 | 5448 |
                 newParams.add(eachParam.simplify());
156 |  |
             }
157 |  |
158 | 4584 |
             this.parameters = newParams;
159 |  |
160 | 4584 |
             return this;
161 |  |
         }
162 |  |
163 |  |
164 |  |
         public String toString()
165 |  |
         {
166 | 0 |
             String prefix = getPrefix();
167 |  |
168 | 0 |
             if (prefix == null)
169 |  |
             {
170 | 0 |
                 return "[(DefaultFunctionCallExpr): " + getFunctionName() + "(" + getParameters() + ") ]";
171 |  |
             }
172 |  |
173 | 0 |
             return "[(DefaultFunctionCallExpr): " + getPrefix() + ":" + getFunctionName() + "(" + getParameters() + ") ]";
174 |  |
         }
175 |  |
176 |  |
         public Object evaluate(Context context) throws JaxenException
177 |  |
         {
178 | 12594 |
             String namespaceURI =
179 |  |
                     context.translateNamespacePrefixToUri(getPrefix());
180 |  |
181 | 12594 |
             Function func = context.getFunction(namespaceURI,
182 |  |
                     getPrefix(),
183 |  |
                     getFunctionName());
184 | 12576 |
             List paramValues = evaluateParams(context);
185 |  |
186 | 12576 |
             return func.call(context, paramValues);
187 |  |
         }
188 |  |
189 |  |
         public List evaluateParams(Context context) throws JaxenException
190 |  |
         {
191 | 12576 |
             List paramExprs = getParameters();
192 | 12576 |
             int paramSize = paramExprs.size();
193 |  |
194 | 12576 |
             List paramValues = new ArrayList(paramSize);
195 |  |
196 | 19878 |
             for (int i = 0; i < paramSize; ++i)
197 |  |
             {
198 | 7302 |
                 Expr eachParam = (Expr) paramExprs.get(i);
199 |  |
200 | 7302 |
                 Object eachValue = eachParam.evaluate(context);
201 |  |
202 | 7302 |
                 paramValues.add(eachValue);
203 |  |
             }
204 | 12576 |
             return paramValues;
205 |  |
         }
206 |  |
207 |  |
         public void accept(Visitor visitor)
208 |  |
         {
209 | 0 |
             visitor.visit(this);
210 | 0 |
         }
211 |  |
     }
212 |  |