001    package com.thaiopensource.relaxng.impl;
002    
003    class RecoverAfterFunction extends AbstractPatternFunction {
004      private final ValidatorPatternBuilder builder;
005    
006      RecoverAfterFunction(ValidatorPatternBuilder builder) {
007        this.builder = builder;
008      }
009    
010      public Object caseOther(Pattern p) {
011        throw new RuntimeException("recover after botch");
012      }
013    
014      public Object caseChoice(ChoicePattern p) {
015        return builder.makeChoice(p.getOperand1().applyForPattern(this),
016                                  p.getOperand2().applyForPattern(this));
017      }
018    
019      public Object caseAfter(AfterPattern p) {
020        return p.getOperand2();
021      }
022    }