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  1. Tapestry 5
  2. TAP5-905

Tapestry should support the full range of Unicode characters acceptible by Java as property names

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 5.2.0
    • Component/s: tapestry-core
    • Labels:
      None

      Description

      Valid java identifiers allows some special characters. So, a valid classes in java with properties such as número cannot be referenced from tapestry templates using the notation ${número}. The following patch fixes the problem:

          • ./tapestry-core/src/main/antlr/org/apache/tapestry5/internal/antlr/PropertyExpressionLexer.g~ 2009-10-22 18:48:23.000000000 -0500
          • ./tapestry-core/src/main/antlr/org/apache/tapestry5/internal/antlr/PropertyExpressionLexer.g 2009-10-22 17:13:19.000000000 -0500
            ***************
          • 91,97 ****
            THIS : T H I S;

      IDENTIFIER
      ! : LETTER (LETTER | DIGIT | '_')*;

      // The Safe Dereference operator understands not to de-reference through
      // a null.
      — 91,122 ----
      THIS : T H I S;

      IDENTIFIER
      ! : JAVA_ID_START (JAVA_ID_PART)*
      ! ;
      !
      ! fragment
      ! JAVA_ID_START
      ! : '\u0024'
      ! | '\u0041'..'\u005a'
      ! | '\u005f'
      ! | '\u0061'..'\u007a'
      ! | '\u00c0'..'\u00d6'
      ! | '\u00d8'..'\u00f6'
      ! | '\u00f8'..'\u00ff'
      ! | '\u0100'..'\u1fff'
      ! | '\u3040'..'\u318f'
      ! | '\u3300'..'\u337f'
      ! | '\u3400'..'\u3d2d'
      ! | '\u4e00'..'\u9fff'
      ! | '\uf900'..'\ufaff'
      ! ;
      !
      ! fragment
      ! JAVA_ID_PART
      ! : JAVA_ID_START
      ! | '\u0030'..'\u0039'
      ! ;
      !

      // The Safe Dereference operator understands not to de-reference through
      // a null.

        Attachments

        1. patch0.txt
          3 kB
          Manuel Sugawara

          Activity

            People

            • Assignee:
              hlship Howard M. Lewis Ship
              Reporter:
              masm Manuel Sugawara
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              Dates

              • Created:
                Updated:
                Resolved: