/// <summary>
/// Serialize the provided ConstraintRule onto the target buffer </summary>
/// <param name="constraintRule"> the ConstraintRule to serialize </param>
/// <exception cref="IllegalStateException"> if the ConstraintRule is of type unique, but the owned index has not been set </exception>
public static sbyte[] Serialize(ConstraintRule constraintRule)
{
ByteBuffer target = ByteBuffer.allocate(LengthOf(constraintRule));
target.putInt(LEGACY_LABEL_OR_REL_TYPE_ID);
target.put(CONSTRAINT_RULE);
ConstraintDescriptor constraintDescriptor = constraintRule.ConstraintDescriptor;
switch (constraintDescriptor.Type())
{
case EXISTS:
target.put(EXISTS_CONSTRAINT);
break;
case UNIQUE:
target.put(UNIQUE_CONSTRAINT);
target.putLong(constraintRule.OwnedIndex);
break;
case UNIQUE_EXISTS:
target.put(UNIQUE_EXISTS_CONSTRAINT);
target.putLong(constraintRule.OwnedIndex);
break;
default:
throw new System.NotSupportedException(format("Got unknown index descriptor type '%s'.", constraintDescriptor.Type()));
}
constraintDescriptor.Schema().processWith(new SchemaDescriptorSerializer(target));
UTF8.putEncodedStringInto(constraintRule.Name, target);
return(target.array());
}
public override ConstraintDescriptor ReadConstraint(ConstraintRule rule)
{
ConstraintDescriptor desc = rule.ConstraintDescriptor;
switch (desc.Type())
{
case EXISTS:
return(ReadNonStandardConstraint(rule, ERROR_MESSAGE_EXISTS));
case UNIQUE_EXISTS:
return(ReadNonStandardConstraint(rule, ERROR_MESSAGE_NODE_KEY));
default:
return(desc);
}
}