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How to use interfaceBounds method of org.mockito.internal.util.reflection.GenericMetadataSupport class

Best Mockito code snippet using org.mockito.internal.util.reflection.GenericMetadataSupport.interfaceBounds

Source:GenericMetadataSupport.java

...384        @Override385        public List<Type> extraInterfaces() {386            Type type = extractActualBoundedTypeOf(typeVariable);387            if (type instanceof BoundedType) {388                return Arrays.asList(((BoundedType) type).interfaceBounds());389            }390            if (type instanceof ParameterizedType) {391                return Collections.singletonList(type);392            }393            if (type instanceof Class) {394                return Collections.emptyList();395            }396            throw new MockitoException("Cannot extract extra-interfaces from '" + typeVariable + "' : '" + type + "'");397        }398399        /**400         * @return Returns an array with the extracted raw types of {@link #extraInterfaces()}.401         * @see #extractRawTypeOf(java.lang.reflect.Type)402         */403        public Class<?>[] rawExtraInterfaces() {404            List<Type> extraInterfaces = extraInterfaces();405            List<Class<?>> rawExtraInterfaces = new ArrayList<Class<?>>();406            for (Type extraInterface : extraInterfaces) {407                Class<?> rawInterface = extractRawTypeOf(extraInterface);408                // avoid interface collision with actual raw type (with typevariables, resolution ca be quite aggressive)409                if(!rawType().equals(rawInterface)) {410                    rawExtraInterfaces.add(rawInterface);411                }412            }413            return rawExtraInterfaces.toArray(new Class[rawExtraInterfaces.size()]);414        }415416        private Type extractActualBoundedTypeOf(Type type) {417            if (type instanceof TypeVariable) {418                /*419                If type is a TypeVariable, then it is needed to gather data elsewhere. Usually TypeVariables are declared420                on the class definition, such as such as List<E>.421                */422                return extractActualBoundedTypeOf(contextualActualTypeParameters.get(type));423            }424            if (type instanceof BoundedType) {425                Type actualFirstBound = extractActualBoundedTypeOf(((BoundedType) type).firstBound());426                if (!(actualFirstBound instanceof BoundedType)) {427                    return type; // avoid going one step further, ie avoid : O(TypeVar) -> K(TypeVar) -> Some ParamType428                }429                return actualFirstBound;430            }431            return type; // irrelevant, we don't manage other types as they are not bounded.432        }433    }434435436437    /**438     * Non-Generic metadata for {@link Class} returned via {@link Method#getGenericReturnType()}.439     */440    private static class NotGenericReturnTypeSupport extends GenericMetadataSupport {441        private final Class<?> returnType;442443        public NotGenericReturnTypeSupport(Type genericReturnType) {444            returnType = (Class<?>) genericReturnType;445        }446447        @Override448        public Class<?> rawType() {449            return returnType;450        }451    }452453454455    /**456     * Type representing bounds of a type457     *458     * @see TypeVarBoundedType459     * @see <a href="http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.4">http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.4</a>460     * @see WildCardBoundedType461     * @see <a href="http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.5.1">http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.5.1</a>462     */463    public static interface BoundedType extends Type {464        Type firstBound();465466        Type[] interfaceBounds();467    }468469    /**470     * Type representing bounds of a type variable, allows to keep all bounds information.471     *472     * <p>It uses the first bound in the array, as this array is never null and always contains at least473     * one element (Object is always here if no bounds are declared).</p>474     *475     * <p>If upper bounds are declared with SomeClass and additional interfaces, then firstBound will be SomeClass and476     * interfacesBound will be an array of the additional interfaces.477     *478     * i.e. <code>SomeClass</code>.479     * <pre class="code"><code class="java">480     *     interface UpperBoundedTypeWithClass<E extends Comparable<E> & Cloneable> {481     *         E get();482     *     }483     *     // will return Comparable type484     * </code></pre>485     * </p>486     *487     * @see <a href="http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.4">http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.4</a>488     */489    public static class TypeVarBoundedType implements BoundedType {490        private TypeVariable typeVariable;491492493        public TypeVarBoundedType(TypeVariable typeVariable) {494            this.typeVariable = typeVariable;495        }496497        /**498         * @return either a class or an interface (parameterized or not), if no bounds declared Object is returned.499         */500        public Type firstBound() {501            return typeVariable.getBounds()[0]; //502        }503504        /**505         * On a Type Variable (typeVar extends C_0 & I_1 & I_2 & etc), will return an array506         * containing I_1 and I_2.507         *508         * @return other bounds for this type, these bounds can only be only interfaces as the JLS says,509         * empty array if no other bound declared.510         */511        public Type[] interfaceBounds() {512            Type[] interfaceBounds = new Type[typeVariable.getBounds().length - 1];513            System.arraycopy(typeVariable.getBounds(), 1, interfaceBounds, 0, typeVariable.getBounds().length - 1);514            return interfaceBounds;515        }516517        @Override518        public boolean equals(Object o) {519            if (this == o) return true;520            if (o == null || getClass() != o.getClass()) return false;521522            return typeVariable.equals(((TypeVarBoundedType) o).typeVariable);523524        }525526        @Override527        public int hashCode() {528            return typeVariable.hashCode();529        }530531        @Override532        public String toString() {533            final StringBuilder sb = new StringBuilder();534            sb.append("{firstBound=").append(firstBound());535            sb.append(", interfaceBounds=").append(Arrays.deepToString(interfaceBounds()));536            sb.append('}');537            return sb.toString();538        }539540        public TypeVariable typeVariable() {541            return typeVariable;542        }543    }544545    /**546     * Type representing bounds of a wildcard, allows to keep all bounds information.547     *548     * <p>The JLS says that lower bound and upper bound are mutually exclusive, and that multiple bounds549     * are not allowed.550     *551     * @see <a href="http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.4">http://docs.oracle.com/javase/specs/jls/se5.0/html/typesValues.html#4.4</a>552     */553    public static class WildCardBoundedType implements BoundedType {554        private WildcardType wildcard;555556557        public WildCardBoundedType(WildcardType wildcard) {558            this.wildcard = wildcard;559        }560561        /**562         * @return The first bound, either a type or a reference to a TypeVariable563         */564        public Type firstBound() {565            Type[] lowerBounds = wildcard.getLowerBounds();566            Type[] upperBounds = wildcard.getUpperBounds();567568            return lowerBounds.length != 0 ? lowerBounds[0] : upperBounds[0];569        }570571        /**572         * @return An empty array as, wildcard don't support multiple bounds.573         */574        public Type[] interfaceBounds() {575            return new Type[0];576        }577578        @Override579        public boolean equals(Object o) {580            if (this == o) return true;581            if (o == null || getClass() != o.getClass()) return false;582583            return wildcard.equals(((TypeVarBoundedType) o).typeVariable);584585        }586587        @Override588        public int hashCode() {589            return wildcard.hashCode();590        }591592        @Override593        public String toString() {594            final StringBuilder sb = new StringBuilder();595            sb.append("{firstBound=").append(firstBound());596            sb.append(", interfaceBounds=[]}");597            return sb.toString();598        }599600        public WildcardType wildCard() {601            return wildcard;602        }603    }604605}606607
...

interfaceBounds

Using AI Code Generation

1package org.mockito.internal.util.reflection;2import org.mockito.internal.util.collections.ListUtil;3import java.lang.reflect.Method;4import java.lang.reflect.Type;5public class GenericMetadataSupport {6    private final static GenericMetadataSupport INSTANCE = new GenericMetadataSupport();7    public static GenericMetadataSupport instance() {8        return INSTANCE;9    }10    private GenericMetadataSupport() {11    }12    public Type[] interfaceBounds(Type type) {13        if (type instanceof Class) {14            return ((Class<?>) type).getGenericInterfaces();15        }16        if (type instanceof java.lang.reflect.ParameterizedType) {17            return ((java.lang.reflect.ParameterizedType) type).getRawType().getGenericInterfaces();18        }19        return new Type[0];20    }21    public static boolean isAvailable() {22        try {23            Class<?> genericMetadataSupportClass = Class.forName(GENERIC_METADATA_SUPPORT_CLASS_NAME);24            Method interfaceBoundsMethod = genericMetadataSupportClass.getMethod(INTERFACE_BOUNDS_METHOD_NAME, Class.forName("java.lang.reflect.Type"));25            return interfaceBoundsMethod != null && interfaceBoundsMethod.getReturnType().equals(Class.forName("java.lang.reflect.Type[]"));26        } catch (Exception e) {27            return false;28        }29    }30}31package org.mockito.internal.util.reflection;32import org.junit.Before;33import org.junit.Test;34import org.mockito.internal.util.collections.ListUtil;35import java.lang.reflect.Type;36import java.util.List;37import static org.junit.Assert.assertEquals;38import static org.junit.Assert.assertTrue;39public class GenericMetadataSupportTest {40    private GenericMetadataSupport genericMetadataSupport;41    public void setup() {42        genericMetadataSupport = GenericMetadataSupport.instance();43    }44    public void should_return_empty_list_for_non_parameterized_type() {45        Type[] types = genericMetadataSupport.interfaceBounds(List.class);46        assertEquals(0, types.length);47    }

interfaceBounds

Using AI Code Generation

1import org.mockito.internal.util.reflection.GenericMetadataSupport2import org.mockito.internal.util.reflection.GenericMetadataSupport.InterfaceBounds3def gms = new GenericMetadataSupport()4def bounds = gms.interfaceBounds(A.class, B.class)5assert bounds.size() == 16assert bounds[0].isGeneric()7assert bounds[0].getRawType() == Map8assert bounds[0].getTypeParameters().size() == 29assert bounds[0].getTypeParameters()[0] == String10assert bounds[0].getTypeParameters()[1] == Integer11assert bounds[0].getUpperBounds().size() == 112assert bounds[0].getUpperBounds()[0] == Object13assert bounds[0].getLowerBounds().size() == 014def bounds = gms.interfaceBounds(B.class, C.class)15assert bounds.size() == 116assert bounds[0].isGeneric()17assert bounds[0].getRawType() == Map18assert bounds[0].getTypeParameters().size() == 219assert bounds[0].getTypeParameters()[0] == String20assert bounds[0].getTypeParameters()[1] == Integer21assert bounds[0].getUpperBounds().size() == 122assert bounds[0].getUpperBounds()[0] == Object23assert bounds[0].getLowerBounds().size() == 024def bounds = gms.interfaceBounds(B.class, D.class)25assert bounds.size() == 126assert bounds[0].isGeneric()27assert bounds[0].getRawType() == Map28assert bounds[0].getTypeParameters().size() == 229assert bounds[0].getTypeParameters()[0] == String30assert bounds[0].getTypeParameters()[1] == Integer31assert bounds[0].getUpperBounds().size() == 132assert bounds[0].getUpperBounds()[0] == Object33assert bounds[0].getLowerBounds().size() == 034def bounds = gms.interfaceBounds(B.class, E.class)35assert bounds.size() == 136assert bounds[0].isGeneric()37assert bounds[0].getRawType() == Map38assert bounds[0].getTypeParameters().size() == 239assert bounds[0].getTypeParameters()[0] == String40assert bounds[0].getTypeParameters()[1] ==

interfaceBounds

Using AI Code Generation

1    public void testGetGenericType() throws Exception {2        GenericMetadataSupport genericMetadataSupport = new GenericMetadataSupport();3        Class<?>[] genericTypes = genericMetadataSupport.interfaceBounds(InterfaceWithGenericType.class, InterfaceWithGenericType.class.getMethods()[0]);4        assertThat(genericTypes).hasSize(1);5        assertThat(genericTypes[0]).isEqualTo(String.class);6    }7    interface InterfaceWithGenericType {8        List<String> method();9    }10    interface InterfaceWithoutGenericType {11        List method();12    }13}

interfaceBounds

Using AI Code Generation

1    public static <T> T interfaceBounds(Class<T> clazz) {2        return new GenericMetadataSupport().interfaceBounds(clazz, 0);3    }4}5public interface InterfaceWithBounds<T extends Number> { }6public interface InterfaceWithMultipleBounds<T extends Number & Comparable<T>> { }7public interface InterfaceWithBounds<T extends Number> { }8public interface InterfaceWithMultipleBounds<T extends Number & Comparable<T>> { }9public interface InterfaceWithBounds<T extends Number> { }10public interface InterfaceWithMultipleBounds<T extends Number & Comparable<T>> { }11public interface InterfaceWithBounds<T extends Number> { }12public interface InterfaceWithMultipleBounds<T extends Number & Comparable<T>> { }13public interface InterfaceWithBounds<T extends Number> { }

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