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Java > Open Source Codes > bsh > BSHImportDeclaration


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3  * This file is part of the BeanShell Java Scripting distribution. *
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12  * The Original Code is BeanShell. The Initial Developer of the Original *
13  * Code is Pat Niemeyer. Portions created by Pat Niemeyer are Copyright *
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28  * Patrick Niemeyer (pat@pat.net) *
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32  *****************************************************************************/
33
34
35 package bsh;
36
37 class BSHImportDeclaration extends SimpleNode
38 {
39     public boolean importPackage;
40     public boolean staticImport;
41     public boolean superImport;
42
43     BSHImportDeclaration(int id) { super(id); }
44
45     public Object JavaDoc eval( CallStack callstack, Interpreter interpreter)
46         throws EvalError
47     {
48         NameSpace namespace = callstack.top();
49         if ( superImport )
50             try {
51                 namespace.doSuperImport();
52             } catch ( UtilEvalError e ) {
53                 throw e.toEvalError( this, callstack );
54             }
55         else
56         {
57             if ( staticImport )
58             {
59                 if ( importPackage )
60                 {
61                     Class JavaDoc clas = ((BSHAmbiguousName)jjtGetChild(0)).toClass(
62                         callstack, interpreter );
63                     namespace.importStatic( clas );
64                 } else
65                     throw new EvalError(
66                         "static field imports not supported yet",
67                         this, callstack );
68             } else
69             {
70                 String JavaDoc name = ((BSHAmbiguousName)jjtGetChild(0)).text;
71                 if ( importPackage )
72                     namespace.importPackage(name);
73                 else
74                     namespace.importClass(name);
75             }
76         }
77
78         return Primitive.VOID;
79     }
80 }
81
82
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