Examples with ERDAssociation org.jkiss.dbeaver.erd.model.ERDAssociation used on opensource projects

Example 6 with ERDAssociation

use of org.jkiss.dbeaver.erd.model.ERDAssociation in project dbeaver by dbeaver.

the class AssociationReconnectTargetCommand method canExecute.

/**
 * Makes sure that foreign key doesn't reconnect to itself or try to create
 * a relationship which already exists
 */
@Override
public boolean canExecute() {
    boolean returnVal = true;
    ERDElement foreignKeyEntity = relationship.getSourceEntity();
    if (foreignKeyEntity.equals(targetEntity)) {
        returnVal = false;
    } else {
        List<ERDAssociation> relationships = targetEntity.getReferences();
        for (ERDAssociation relationship : relationships) {
            if (relationship.getSourceEntity().equals(sourceEntity) && relationship.getTargetEntity().equals(targetEntity)) {
                returnVal = false;
                break;
            }
        }
    }
    return returnVal;
}

Example 7 with ERDAssociation

use of org.jkiss.dbeaver.erd.model.ERDAssociation in project dbeaver by dbeaver.

the class AssociationReconnectSourceCommand method canExecute.

/**
 * Makes sure that primary key doesn't reconnect to itself or try to create
 * a relationship which already exists
 */
@Override
public boolean canExecute() {
    boolean returnVal = true;
    ERDElement primaryEntity = association.getTargetEntity();
    // cannot connect to itself
    if (primaryEntity.equals(sourceEntity)) {
        returnVal = false;
    } else {
        List<ERDAssociation> relationships = sourceEntity.getAssociations();
        for (ERDAssociation relationship : relationships) {
            if (relationship.getTargetEntity().equals(targetEntity) && relationship.getSourceEntity().equals(sourceEntity)) {
                returnVal = false;
                break;
            }
        }
    }
    return returnVal;
}

Example 8 with ERDAssociation

use of org.jkiss.dbeaver.erd.model.ERDAssociation in project dbeaver by dbeaver.

the class EntityDeleteCommand method deleteRelationships.

private void deleteRelationships(ERDEntity t) {
    this.foreignKeyRelationships.addAll(t.getAssociations());
    // for all relationships where current entity is foreign key
    for (ERDAssociation association : foreignKeyRelationships) {
        association.getTargetEntity().removeReferenceAssociation(association, true);
        t.removeAssociation(association, true);
    }
    // for all relationships where current entity is primary key
    this.primaryKeyRelationships.addAll(t.getReferences());
    for (ERDAssociation r : primaryKeyRelationships) {
        r.getSourceEntity().removeAssociation(r, true);
        t.removeReferenceAssociation(r, true);
    }
}

Example 9 with ERDAssociation

use of org.jkiss.dbeaver.erd.model.ERDAssociation in project dbeaver by dbeaver.

the class EntityDeleteCommand method restoreRelationships.

private void restoreRelationships() {
    for (ERDAssociation r : foreignKeyRelationships) {
        r.getSourceEntity().addAssociation(r, true);
        r.getTargetEntity().addReferenceAssociation(r, true);
    }
    foreignKeyRelationships.clear();
    for (ERDAssociation r : primaryKeyRelationships) {
        r.getSourceEntity().addAssociation(r, true);
        r.getTargetEntity().addReferenceAssociation(r, true);
    }
    primaryKeyRelationships.clear();
}

Example 10 with ERDAssociation

use of org.jkiss.dbeaver.erd.model.ERDAssociation in project dbeaver by serge-rider.

the class EntityDeleteCommand method restoreRelationships.

private void restoreRelationships() {
    for (ERDAssociation r : foreignKeyRelationships) {
        r.getSourceEntity().addAssociation(r, true);
        r.getTargetEntity().addReferenceAssociation(r, true);
    }
    foreignKeyRelationships.clear();
    for (ERDAssociation r : primaryKeyRelationships) {
        r.getSourceEntity().addAssociation(r, true);
        r.getTargetEntity().addReferenceAssociation(r, true);
    }
    primaryKeyRelationships.clear();
}