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How to use collectionOrMapInstanceFor method of org.jmock.internal.ReturnDefaultValueAction class

Best Jmock-library code snippet using org.jmock.internal.ReturnDefaultValueAction.collectionOrMapInstanceFor

Source:ReturnDefaultValueAction.java

...67      if (returnType.isArray()) {68          return Array.newInstance(returnType.getComponentType(), 0);69      }70      if (isCollectionOrMap(returnType)) {71        final Object instance = collectionOrMapInstanceFor(returnType);72        if (instance != null) return instance;73      }74      if (imposteriser.canImposterise(returnType) && !invocation.isBuildingExpectation()) {75          return imposteriser.imposterise(this, returnType);76      }77      return null;78    }79    private static Object collectionOrMapInstanceFor(Class<?> returnType) throws Throwable {80      return cannotCreateNewInstance(returnType) ? instanceForCollectionType(returnType) : returnType.newInstance();81    }82    private static Object instanceForCollectionType(Class<?> type) throws Throwable {83      for (Class<?> collectionType : CONCRETE_COLLECTION_TYPES) {84        if (type.isAssignableFrom(collectionType)) {85          return collectionType.newInstance();86        }87      }88      return null;89    }90    private static boolean isCollectionOrMap(Class<?> type) {91      return Collection.class.isAssignableFrom(type)92          || Map.class.isAssignableFrom(type);93    }...

collectionOrMapInstanceFor

Using AI Code Generation

1    public void testReturnDefaultValueAction() {2        ReturnDefaultValueAction returnDefaultValueAction = new ReturnDefaultValueAction();3        Object collectionOrMapInstance = returnDefaultValueAction.collectionOrMapInstanceFor(Collection.class);4        assertTrue(collectionOrMapInstance instanceof Collection);5        Object mapInstance = returnDefaultValueAction.collectionOrMapInstanceFor(Map.class);6        assertTrue(mapInstance instanceof Map);7    }8}9The above code is the test code for ReturnDefaultValueAction class. The test method is testReturnDefaultValueAction() and it is a public method. The test method does not have any arguments. The test method does not return any value. The test

collectionOrMapInstanceFor

Using AI Code Generation

1import org.jmock.api.Invocation2import org.jmock.internal.ReturnDefaultValueAction3class CollectionOrMapInstanceForReturnTypeAction extends ReturnDefaultValueAction {4    Object returnValueFrom(Invocation invocation) {5        if (returnType.isAssignableFrom(Collection.class)) {6            return collectionOrMapInstanceFor(returnType)7        } else if (returnType.isAssignableFrom(Map.class)) {8            return collectionOrMapInstanceFor(returnType)9        } else {10            return super.returnValueFrom(invocation)11        }12    }13    private static Object collectionOrMapInstanceFor(Class<?> type) {14        if (type.isInterface()) {15            if (type.isAssignableFrom(List.class)) {16                return new ArrayList<>()17            } else if (type.isAssignableFrom(Set.class)) {18                return new HashSet<>()19            } else if (type.isAssignableFrom(Queue.class)) {20                return new LinkedList<>()21            } else if (type.isAssignableFrom(Map.class)) {22                return new HashMap<>()23            } else {24                throw new IllegalArgumentException("Unsupported collection or map type: $type")25            }26        } else {27            try {28                return type.newInstance()29            } catch (InstantiationException | IllegalAccessException e) {30                throw new IllegalArgumentException("Unsupported collection or map type: $type")31            }32        }33    }34}35import spock.lang.Specification36class ExampleSpec extends Specification {37    def "should return an instance of a collection"() {38        def action = new CollectionOrMapInstanceForReturnTypeAction()39        def result = action.returnValueFrom(new Invocation(null, null, null, null, null, null, null))40    }41    def "should return an instance of a map"() {42        def action = new CollectionOrMapInstanceForReturnTypeAction()43        def result = action.returnValueFrom(new Invocation(null, null, null, null, null, null, null))44    }45}46import org.jmock.api.Invocation47import org.jmock.integration

collectionOrMapInstanceFor

Using AI Code Generation

1import org.jmock.api.Invocation2import org.jmock.internal.ReturnDefaultValueAction3import java.lang.reflect.Method4import java.util.*5import java.util.concurrent.ConcurrentHashMap6class CollectionOrMapInstanceAction extends ReturnDefaultValueAction {7    CollectionOrMapInstanceAction(Class<?> type) {8    }9    Object createReturnValue(Invocation invocation) {10        if (type == null) {11            return super.createReturnValue(invocation)12        }13        Method method = invocation.getInvokedMethod()14        Class<?> declaringClass = method.getDeclaringClass()15        Class<?>[] parameterTypes = method.getParameterTypes()16        Class<?>[] argumentTypes = invocation.getArgumentTypes()17        Object[] arguments = invocation.getArgumentsAsArray()18        Object target = invocation.getInvokedObject()19        try {20            Method targetMethod = declaringClass.getMethod(method.getName(), parameterTypes)21            if (targetMethod.getReturnType() == void.class) {22            }23            Object collectionOrMapInstance = collectionOrMapInstanceFor(type)24            if (collectionOrMapInstance != null) {25                targetMethod.invoke(target, arguments)26            }27        } catch (NoSuchMethodException e) {28        } catch (IllegalAccessException e) {29        } catch (InvocationTargetException e) {30        }31        return super.createReturnValue(invocation)32    }33    private static Object collectionOrMapInstanceFor(Class<?> type) {34        if (type.isAssignableFrom(ArrayList.class)) {35            return new ArrayList<>()36        }37        if (type.isAssignableFrom(LinkedList.class)) {38            return new LinkedList<>()39        }40        if (type.isAssignableFrom(Vector.class)) {41            return new Vector<>()42        }43        if (type.isAssignableFrom(HashSet.class)) {44            return new HashSet<>()45        }46        if (type.isAssignableFrom(LinkedHashSet.class)) {47            return new LinkedHashSet<>()48        }49        if (type.isAssignableFrom(TreeSet.class)) {50            return new TreeSet<>()51        }52        if (type.isAssignableFrom(ConcurrentHashMap.class)) {53            return new ConcurrentHashMap<>()54        }55        if (type.isAssignableFrom(HashMap.class)) {56            return new HashMap<>()57        }58        if (type.isAssignableFrom(LinkedHashMap.class))

collectionOrMapInstanceFor

Using AI Code Generation

1import org.jmock.internal.ReturnDefaultValueAction;2import java.util.Set;3import java.util.HashSet;4public class JMockCollectionOrMapInstanceForExample {5    public static void main(String[] args) {6        ReturnDefaultValueAction returnDefaultValueAction = new ReturnDefaultValueAction();7        Set<String> set = (Set<String>) returnDefaultValueAction.collectionOrMapInstanceFor(HashSet.class);8        System.out.println("Set instance: " + set);9    }10}

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