import org.gradle.model.internal.type.ModelType;

/**
 * A schema for an element that contains zero or more elements.
 */
public class CollectionSchema<T, E> extends AbstractModelSchema<T> implements ManagedImplSchema<T> {
    private final ModelType<E> elementType;
    private ModelSchema<E> elementTypeSchema;

    public CollectionSchema(ModelType<T> type, ModelType<E> elementType) {
        super(type);

        validateProperty(propertySchema, property, nodeInitializerRegistry);

        ModelPath childPath = modelNode.getPath().child(property.getName());
        if (propertySchema instanceof ManagedImplSchema) {
            if (!property.isWritable() || propertySchema instanceof ScalarCollectionSchema) {

import org.gradle.model.internal.manage.instance.ManagedProxyFactory;
import org.gradle.model.internal.manage.instance.ModelElementState;
import org.gradle.model.internal.manage.schema.ManagedImplSchema;
import org.gradle.model.internal.manage.schema.ModelProperty;
import org.gradle.model.internal.manage.schema.ModelSchema;
import org.gradle.model.internal.manage.schema.ScalarCollectionSchema;

import org.gradle.model.internal.core.ModelRegistrations
import org.gradle.model.internal.core.ModelRuleExecutionException
import org.gradle.model.internal.fixture.ProjectRegistrySpec
import org.gradle.model.internal.manage.schema.ManagedImplSchema
import org.gradle.model.internal.manage.schema.StructSchema
import org.gradle.model.internal.type.ModelType
import org.gradle.util.internal.ClosureBackedAction

        void setA(String a)
    }

    def "allow single char getters"() {
        when:
        def schema = store.getSchema(HasSingleCharGetter)

        then:
        schema instanceof ManagedImplSchema
        def a = schema.properties[0]
        assert a instanceof ModelProperty
        a.name == "a"
    }

    @Managed
    interface HasSingleCharFirstPartGetter {
        String getcCompiler()

import org.gradle.model.Managed;
import org.gradle.model.Unmanaged;
import org.gradle.model.internal.manage.schema.CollectionSchema;
import org.gradle.model.internal.manage.schema.ManagedImplSchema;
import org.gradle.model.internal.manage.schema.ModelSchema;
import org.gradle.model.internal.manage.schema.ModelSchemaStore;
import org.gradle.model.internal.manage.schema.RuleSourceSchema;

Class <org.gradle.model.internal.manage.schema.ManagedImplSchema> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (ManagedImplSchema.java:0)