Java Code Examples for org.apache.atlas.AtlasErrorCode#RELATIONSHIPDEF_COMPOSITION_MULTIPLE_PARENTS

The following examples show how to use org.apache.atlas.AtlasErrorCode#RELATIONSHIPDEF_COMPOSITION_MULTIPLE_PARENTS . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: AtlasRelationshipType.java    From atlas with Apache License 2.0 4 votes vote down vote up 
/**
 * Throw an exception so we can junit easily.
 *
 * This method assumes that the 2 ends are not null.
 *
 * @param relationshipDef
 * @throws AtlasBaseException
 */
public static void validateAtlasRelationshipDef(AtlasRelationshipDef relationshipDef) throws AtlasBaseException {

    AtlasRelationshipEndDef endDef1              = relationshipDef.getEndDef1();
    AtlasRelationshipEndDef endDef2              = relationshipDef.getEndDef2();
    RelationshipCategory    relationshipCategory = relationshipDef.getRelationshipCategory();
    String                  name                 = relationshipDef.getName();
    boolean                 isContainer1         = endDef1.getIsContainer();
    boolean                 isContainer2         = endDef2.getIsContainer();

    if ((endDef1.getCardinality() == AtlasAttributeDef.Cardinality.LIST) ||
            (endDef2.getCardinality() == AtlasAttributeDef.Cardinality.LIST)) {
        throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_END, name);
    }
    if (isContainer1 && isContainer2) {
        // we support 0 or 1 of these flags.
        throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_DOUBLE_CONTAINERS, name);
    }
    if ((isContainer1 || isContainer2)) {
        // we have an isContainer defined in an end
        if (relationshipCategory == RelationshipCategory.ASSOCIATION) {
            // associations are not containment relationships - so do not allow an endpoint with isContainer
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_ASSOCIATION_AND_CONTAINER, name);
        }
    } else {
        // we do not have an isContainer defined on an end
        if (relationshipCategory == RelationshipCategory.COMPOSITION) {
            // COMPOSITION needs one end to be the container.
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_NO_CONTAINER, name);
        } else if (relationshipCategory == RelationshipCategory.AGGREGATION) {
            // AGGREGATION needs one end to be the container.
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_AGGREGATION_NO_CONTAINER, name);
        }
    }
    if (relationshipCategory == RelationshipCategory.COMPOSITION) {
        // composition children should not be multiple cardinality
        if (endDef1.getCardinality() == AtlasAttributeDef.Cardinality.SET &&
                !endDef1.getIsContainer()) {
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_MULTIPLE_PARENTS, name);
        }
        if ((endDef2.getCardinality() == AtlasAttributeDef.Cardinality.SET) &&
                !endDef2.getIsContainer()) {
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_MULTIPLE_PARENTS, name);
        }
    }
}
Example 2
Source File: AtlasRelationshipType.java    From incubator-atlas with Apache License 2.0 4 votes vote down vote up 
/**
 * Throw an exception so we can junit easily.
 *
 * This method assumes that the 2 ends are not null.
 *
 * @param relationshipDef
 * @throws AtlasBaseException
 */
public static void validateAtlasRelationshipDef(AtlasRelationshipDef relationshipDef) throws AtlasBaseException {

    AtlasRelationshipEndDef endDef1              = relationshipDef.getEndDef1();
    AtlasRelationshipEndDef endDef2              = relationshipDef.getEndDef2();
    RelationshipCategory    relationshipCategory = relationshipDef.getRelationshipCategory();
    String                  name                 = relationshipDef.getName();

    boolean                 isContainer1         = endDef1.getIsContainer();
    boolean                 isContainer2         = endDef2.getIsContainer();

    if ((endDef1.getCardinality() == AtlasAttributeDef.Cardinality.LIST) ||
            (endDef2.getCardinality() == AtlasAttributeDef.Cardinality.LIST)) {
        throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_END, name);
    }
    if (isContainer1 && isContainer2) {
        // we support 0 or 1 of these flags.
        throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_DOUBLE_CONTAINERS, name);
    }
    if ((isContainer1 || isContainer2)) {
        // we have an isContainer defined in an end
        if (relationshipCategory == RelationshipCategory.ASSOCIATION) {
            // associations are not containment relationships - so do not allow an endpoint with isContainer
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_ASSOCIATION_AND_CONTAINER, name);
        }
    } else {
        // we do not have an isContainer defined on an end
        if (relationshipCategory == RelationshipCategory.COMPOSITION) {
            // COMPOSITION needs one end to be the container.
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_NO_CONTAINER, name);
        } else if (relationshipCategory == RelationshipCategory.AGGREGATION) {
            // AGGREGATION needs one end to be the container.
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_AGGREGATION_NO_CONTAINER, name);
        }
    }
    if (relationshipCategory == RelationshipCategory.COMPOSITION) {
        // composition children should not be multiple cardinality
        if (endDef1.getCardinality() == AtlasAttributeDef.Cardinality.SET &&
                !endDef1.getIsContainer()) {
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_MULTIPLE_PARENTS, name);
        }
        if ((endDef2.getCardinality() == AtlasAttributeDef.Cardinality.SET) &&
                !endDef2.getIsContainer()) {
            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_MULTIPLE_PARENTS, name);
        }
    }
}