Package com.thoughtworks.xstream.converters

Examples of com.thoughtworks.xstream.converters.SingleValueConverter

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    }

    @Override
    public SingleValueConverter getConverterFromItemType(String fieldName, Class type,
        Class definedIn) {
        SingleValueConverter converter = getLocalConverter(fieldName, type, definedIn);
        return converter == null
            ? super.getConverterFromItemType(fieldName, type, definedIn)
            : converter;
    }
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    }

    @Override
    public SingleValueConverter getConverterFromAttribute(Class definedIn, String attribute,
        Class type) {
        SingleValueConverter converter = getLocalConverter(attribute, type, definedIn);
        return converter == null
            ? super.getConverterFromAttribute(definedIn, attribute, type)
            : converter;
    }
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    private SingleValueConverter getLocalConverter(String fieldName, Class type, Class definedIn) {
        if (attributeMapper != null
            && Enum.class.isAssignableFrom(type)
            && attributeMapper.shouldLookForSingleValueConverter(fieldName, type, definedIn)) {
            synchronized (enumConverterMap) {
                SingleValueConverter singleValueConverter = enumConverterMap.get(type);
                if (singleValueConverter == null) {
                    singleValueConverter = super.getConverterFromItemType(fieldName, type, definedIn);
                    if (singleValueConverter == null) {
                        @SuppressWarnings("unchecked")
                        Class<? extends Enum> enumType = type;
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            final BitSet usedArgs = new BitSet();
            final Converter converter;
            try {
                if (SingleValueConverter.class.isAssignableFrom(converterType)
                    && !Converter.class.isAssignableFrom(converterType)) {
                    final SingleValueConverter svc = (SingleValueConverter)DependencyInjectionFactory
                        .newInstance(converterType, args, usedArgs);
                    converter = new SingleValueConverterWrapper(svc);
                } else {
                    converter = (Converter)DependencyInjectionFactory.newInstance(
                        converterType, args, usedArgs);
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            return null;
        }
    }

    public SingleValueConverter getConverterFromAttribute(String attributeName) {
        SingleValueConverter converter = null;
        Class type = (Class)fieldNameToTypeMap.get(attributeName);
        if (type != null) {
            converter = getLocalConverterFromItemType(type);
        }
        return converter;
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* @author Paul Hammant
*/
public class ToStringConverterTest extends TestCase {

    public void testClaimsCanConvertRightType() throws NoSuchMethodException {
        SingleValueConverter converter = new ToStringConverter(Foo.class);
        assertTrue(converter.canConvert(Foo.class));
    }
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        SingleValueConverter converter = new ToStringConverter(Foo.class);
        assertTrue(converter.canConvert(Foo.class));
    }

    public void testClaimsCantConvertWrongType() throws NoSuchMethodException {
        SingleValueConverter converter = new ToStringConverter(Foo.class);
        assertFalse(converter.canConvert(Map.class));
    }
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            // expected.
        }
    }

    public void testCanConvertRightType() throws NoSuchMethodException {
        SingleValueConverter converter = new ToStringConverter(Foo.class);
        assertTrue(converter.fromString("hello") instanceof Foo);
        assertEquals("hello", ((Foo) converter.fromString("hello")).foo);
    }
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        assertTrue(converter.fromString("hello") instanceof Foo);
        assertEquals("hello", ((Foo) converter.fromString("hello")).foo);
    }

    public void testCanInnocentlyConvertWrongTypeToString() throws NoSuchMethodException {
        SingleValueConverter converter = new ToStringConverter(Foo.class);
        assertEquals("whoa", converter.toString("whoa"));
    }
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        SingleValueConverter converter = new ToStringConverter(Foo.class);
        assertEquals("whoa", converter.toString("whoa"));
    }

    public void testCantConvertWrongType() throws NoSuchMethodException {
        SingleValueConverter converter = new ToStringConverter(BadFoo1.class);
        try {
            converter.fromString("whoa");
            fail("shoulda barfed");
        } catch (ConversionException e) {
            assertTrue(e.getMessage().startsWith("Unable to target single String param constructor"));
            assertTrue(e.getCause() instanceof NullPointerException);
        }
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Related Classes of com.thoughtworks.xstream.converters.SingleValueConverter

  • com.thoughtworks.xstream.annotations.AnnotationReflectionConverter
  • com.thoughtworks.xstream.converters.extended.DurationConverterTest
  • com.thoughtworks.xstream.converters.extended.NamedMapConverter
  • com.thoughtworks.xstream.converters.extended.PropertyEditorCapableConverterTest
  • com.thoughtworks.xstream.converters.extended.ToStringConverterTest
  • com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter
  • com.thoughtworks.xstream.mapper.AnnotationMapper
  • com.thoughtworks.xstream.mapper.AttributeMapper
  • com.thoughtworks.xstream.mapper.EnumMapper
  • com.thoughtworks.xstream.mapper.LocalConversionMapper
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