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How to use validateFields method of com.tngtech.jgiven.impl.inject.ValueInjector class

Best JGiven code snippet using com.tngtech.jgiven.impl.inject.ValueInjector.validateFields

Source:ValueInjector.java

...30    /**31     * @throws AmbiguousResolutionException when multiple fields with the same resolution exist in the given object32     */33    @SuppressWarnings("unchecked")34    public void validateFields(Object object) {35        if (validatedClasses.get(object.getClass()) == Boolean.TRUE) {36            return;37        }38        Map<Object, Field> resolvedFields = Maps.newHashMap();39        for (ScenarioStateField field : getScenarioFields(object)) {40            field.getField().setAccessible(true);41            Resolution resolution = field.getResolution();42            Object key = null;43            if (resolution == Resolution.NAME) {44                key = field.getField().getName();45            } else {46                key = field.getField().getType();47            }48            if (resolvedFields.containsKey(key)) {49                Field existingField = resolvedFields.get(key);50                throw new AmbiguousResolutionException("Ambiguous fields with same " + resolution + " detected. Field 1: "51                        + existingField + ", field 2: " + field.getField());52            }53            resolvedFields.put(key, field.getField());54        }55        validatedClasses.put(object.getClass(), Boolean.TRUE);56    }57    private List<ScenarioStateField> getScenarioFields(Object object) {58        @SuppressWarnings("unchecked")59        List<Field> scenarioFields = FieldCache60                .get(object.getClass())61                .getFieldsWithAnnotation(ScenarioState.class, ProvidedScenarioState.class, ExpectedScenarioState.class);62        return scenarioFields.stream()63                .map(ScenarioStateField.fromField)64                .collect(toList());65    }66    /**67     * @throws JGivenMissingGuaranteedScenarioStateException in case a field is guaranteed68     *                                                     and is not initialized by the finishing stage69     */70    @SuppressWarnings("unchecked")71    public void readValues(Object object) {72        validateFields(object);73        checkGuaranteedStatesAreInitialized(object);74        for (ScenarioStateField field : getScenarioFields(object)) {75            try {76                Object value = field.getField().get(object);77                updateValue(field, value);78                log.debug("Reading value {} from field {}", value, field.getField());79            } catch (IllegalAccessException e) {80                throw new RuntimeException("Error while reading field " + field.getField(), e);81            }82        }83    }84    /**85     * @throws JGivenMissingRequiredScenarioStateException in case a field requires86     *                                                     a value and the value is not present87     */88    @SuppressWarnings("unchecked")89    public void updateValues(Object object) {90        validateFields(object);91        for (ScenarioStateField field : getScenarioFields(object)) {92            Object value = getValue(field);93            if (value != null) {94                try {95                    field.getField().set(object, value);96                } catch (IllegalAccessException e) {97                    throw new RuntimeException("Error while updating field " + field.getField(), e);98                }99                log.debug("Setting field {} to value {}", field.getField(), value);100            } else if (field.isRequired()) {101                throw new JGivenMissingRequiredScenarioStateException(field.getField());102            }103        }104    }...

validateFields

Using AI Code Generation

1    String[] lines = new String[] {2        "import com.tngtech.jgiven.impl.inject.ValueInjector;",3        "import com.tngtech.jgiven.impl.util.ReflectionUtil;",4        "import com.tngtech.jgiven.impl.util.WordUtil;",5        "import com.tngtech.jgiven.impl.util.TypeUtil;",6        "import com.tngtech.jgiven.impl.util.FieldCache;",

validateFields

Using AI Code Generation

1public class ValueInjector {2    public static void validateFields( Object o ) {3        for( Field field : o.getClass().getDeclaredFields() ) {4            if( field.isAnnotationPresent( Stage.class ) ) {5                Object stage = null;6                try {7                    stage = field.getType().newInstance();8                } catch( InstantiationException | IllegalAccessException e ) {9                    throw new RuntimeException( e );10                }11                validateFields( stage );12                field.setAccessible( true );13                try {14                    field.set( o, stage );15                } catch( IllegalAccessException e ) {16                    throw new RuntimeException( e );17                }18            }19        }20    }21}22public class ValueInjectorTest {23    public void test() {24        ValueInjector.validateFields( new ValueInjectorTest$TestStage() );25    }26    public static class TestStage {27        ValueInjectorTest$TestStage testStage;28    }29}30public class ValueInjectorTest {31    public void test() {32        ValueInjector.validateFields( new ValueInjectorTest$TestStage() );33    }34    public static class TestStage {35        ValueInjectorTest$TestStage testStage;36    }37}38public class ValueInjectorTest {39    public void test() {40        ValueInjector.validateFields( new ValueInjectorTest$TestStage() );41    }42    public static class TestStage {43        ValueInjectorTest$TestStage testStage;44    }45}

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