Examples of com.google.inject.internal.MatcherAndConverter

com.google.inject.internal.MatcherAndConverter
@author crazybob@google.com (Bob Lee)

  }


  private void internalConvertToTypes(Matcher<? super TypeLiteral<?>> typeMatcher,
      TypeConverter converter) {
    injector.state.addConverter(
        new MatcherAndConverter(typeMatcher, converter, SourceProvider.UNKNOWN_SOURCE));
  }

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    injector.state.addConverter(
        new MatcherAndConverter(typeMatcher, converter, SourceProvider.UNKNOWN_SOURCE));
  }


  @Override public Boolean visitTypeConverterBinding(TypeConverterBinding command) {
    injector.state.addConverter(new MatcherAndConverter(
        command.getTypeMatcher(), command.getTypeConverter(), command.getSource()));
    return true;
  }

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    converters.add(matcherAndConverter);
  }


  public MatcherAndConverter getConverter(
      String stringValue, TypeLiteral<?> type, Errors errors, Object source) {
    MatcherAndConverter matchingConverter = null;
    for (State s = this; s != State.NONE; s = s.parent()) {
      for (MatcherAndConverter converter : s.getConvertersThisLevel()) {
        if (converter.getTypeMatcher().matches(type)) {
          if (matchingConverter != null) {
            errors.ambiguousTypeConversion(stringValue, source, type, matchingConverter, converter);

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    String stringValue = stringBinding.getProvider().get();
    Object source = stringBinding.getSource();


    // Find a matching type converter.
    TypeLiteral<T> type = key.getTypeLiteral();
    MatcherAndConverter matchingConverter = state.getConverter(stringValue, type, errors, source);


    if (matchingConverter == null) {
      // No converter can handle the given type.
      return null;
    }


    // Try to convert the string. A failed conversion results in an error.
    try {
      @SuppressWarnings("unchecked") // This cast is safe because we double check below.
      T converted = (T) matchingConverter.getTypeConverter().convert(stringValue, type);


      if (converted == null) {
        throw errors.converterReturnedNull(stringValue, source, type, matchingConverter)
            .toException();
      }

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Related Classes of com.google.inject.internal.MatcherAndConverter

com.google.inject.InheritingState

com.google.inject.InjectorImpl

com.google.inject.TypeConverterBindingProcessor

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