EntityClass.java 文件源码

private void findHierarchyRoot(final Class<? super E> inspectedClass) {
    if (inspectedClass != null) {
        if (!inspectedClass.isAnnotationPresent(Entity.class)) {
            findHierarchyRoot(inspectedClass.getSuperclass());
        } else {
            this.parentEntityClass = inspectedClass;
            final EntityClass<? super E> parentDescription = this.context.getDescription(inspectedClass);
            this.accessStyle = parentDescription.getAccessStyle();
            if (parentDescription.inheritanceType == null) {
                parentDescription.inheritanceType = InheritanceType.SINGLE_TABLE;
                parentDescription.buildDiscriminator();
            }
            if (this.inheritanceType == null) {
                this.inheritanceType = parentDescription.inheritanceType;
                this.hierarchyRoot = parentDescription.hierarchyRoot;
            } else if (parentDescription.inheritanceType != InheritanceType.TABLE_PER_CLASS) {
                this.hierarchyRoot = parentDescription.hierarchyRoot;
            }
            if (parentDescription.getInheritanceType() == InheritanceType.JOINED) {
                this.joinedParentClass = parentDescription;
                buildPrimaryKeyJoinColumn();
            } else {
                if (parentDescription.getInheritanceType() == InheritanceType.SINGLE_TABLE) {
                    this.table = parentDescription.table;
                }
                this.joinedParentClass = parentDescription.joinedParentClass;
                this.primaryKeyJoinColumn = parentDescription.primaryKeyJoinColumn;
            }
        }
    }
}