Examples with Token org.neo4j.internal.kernel.api.Token used on opensource projects

Example 1 with Token

use of org.neo4j.internal.kernel.api.Token in project neo4j by neo4j.

the class Operations method constraintDrop.

@Override
public void constraintDrop(SchemaDescriptor schema, ConstraintType type) throws SchemaKernelException {
    ktx.assertOpen();
    Iterator<ConstraintDescriptor> constraints = ktx.schemaRead().constraintsGetForSchema(schema);
    constraints = Iterators.filter(constraint -> constraint.type() == type, constraints);
    if (constraints.hasNext()) {
        ConstraintDescriptor constraint = constraints.next();
        if (!constraints.hasNext()) {
            constraintDrop(constraint);
        } else {
            String schemaDescription = schema.userDescription(token);
            String constraintDescription = constraints.next().userDescription(token);
            throw new DropConstraintFailureException(constraint, new IllegalArgumentException("More than one " + type + " constraint was found with the '" + schemaDescription + "' schema: " + constraintDescription + ", please drop constraint by name instead."));
        }
    } else {
        throw new DropConstraintFailureException(schema, new NoSuchConstraintException(schema, token));
    }
}