Looks like that did it. The test project works for me and successfully writes
to the DB. I'll also give it a run with the full code I was working on and let
you know if I run into any problems.
Thanks for the fast fix!
Craig
On Mar 4, 2010, at 3:47 PM, Ross Mellgren wrote:
> Okay, type erasure ate your lunch. I have a patched version locally that
> apparently works -- your code on my machine gets to "invalid username or
> password" accessing Couch, which indicates it got past the previous problem.
>
> I'd love it if you could apply this patch to your local trunk and give it a
> quick spin. If it works out for you, I'll get it into master, along with that
> new enum field.
>
> -Ross
>
> diff --git
> a/framework/lift-persistence/lift-couchdb/src/main/scala/net/liftweb/couchdb/JSONRecord.scala
>
> b/framework/lift-persistence/lift-couchdb/src/main/scala/net/liftweb/couchdb/JSONRecord.scala
> index 1d9950b..c65c2fc 100644
> ---
> a/framework/lift-persistence/lift-couchdb/src/main/scala/net/liftweb/couchdb/JSONRecord.scala
> +++
> b/framework/lift-persistence/lift-couchdb/src/main/scala/net/liftweb/couchdb/JSONRecord.scala
> @@ -20,7 +20,7 @@ import _root_.scala.collection.immutable.TreeSet
> import _root_.scala.reflect.Manifest
> import _root_.scala.xml.NodeSeq
> import _root_.net.liftweb.common.{Box, Empty, Failure, Full}
> -import Box.box2Iterable
> +import Box.{box2Iterable, option2Box}
> import _root_.net.liftweb.http.js.{JsExp, JsObj}
> import _root_.net.liftweb.json.JsonParser
> import _root_.net.liftweb.json.JsonAST.{JArray, JBool, JInt, JDouble, JField,
> JNothing, JNull, JObject, JString, JValue}
> @@ -307,9 +307,7 @@ class JSONSubRecordArrayField[OwnerType <:
> JSONRecord[OwnerType], SubRecordType
>
>
> /** Specialization of JSONField for field types that use some kind of encoded
> string as the JSON type (e.g. binary data, datetimes) */
> -private[couchdb] trait JSONEncodedStringFieldMixin extends JSONField {
> - self: Field[_, _] =>
> -
> +private[couchdb] trait JSONEncodedStringFieldMixin[StorageType, OwnerType <:
> Record[OwnerType]] extends JSONField with Field[StorageType, OwnerType] {
> /** Encode the current value of the field as a JValue */
> def encode(value: MyType): String
>
> @@ -340,7 +338,7 @@ private[couchdb] trait JSONStringFieldMixin extends
> JSONField {
>
> /** Binary data field for JSON records. Encodes as JString containing base64
> conversion of binary data. */
> class JSONBinaryField[OwnerType <: JSONRecord[OwnerType]](rec: OwnerType)
> - extends BinaryField[OwnerType](rec) with JSONEncodedStringFieldMixin
> + extends BinaryField[OwnerType](rec) with
> JSONEncodedStringFieldMixin[Array[Byte], OwnerType]
> {
> def this(rec: OwnerType, value: Array[Byte]) = { this(rec); set(value)
> }
> def this(rec: OwnerType, value: Box[Array[Byte]]) = { this(rec);
> setBox(value) }
> @@ -381,7 +379,7 @@ class JSONCountryField[OwnerType <:
> JSONRecord[OwnerType]](rec: OwnerType)
>
> /** Date/time data field for JSON records. Encodes as JString containing the
> internet formatted datetime */
> class JSONDateTimeField[OwnerType <: JSONRecord[OwnerType]](rec: OwnerType)
> - extends DateTimeField[OwnerType](rec) with JSONEncodedStringFieldMixin
> + extends DateTimeField[OwnerType](rec) with
> JSONEncodedStringFieldMixin[Calendar, OwnerType]
> {
> def this(rec: OwnerType, value: Calendar) = { this(rec); set(value) }
> def this(rec: OwnerType, value: Box[Calendar]) = { this(rec); setBox(value)
> }
> @@ -396,7 +394,7 @@ class JSONDateTimeField[OwnerType <:
> JSONRecord[OwnerType]](rec: OwnerType)
>
> /** Decimal data field for JSON records. Encodes as a JString, to preserve
> decimal points (JDouble being lossy) */
> class JSONDecimalField[OwnerType <: JSONRecord[OwnerType]](rec: OwnerType,
> context: MathContext, scale: Int)
> - extends DecimalField[OwnerType](rec, context, scale) with
> JSONEncodedStringFieldMixin
> + extends DecimalField[OwnerType](rec, context, scale) with
> JSONEncodedStringFieldMixin[BigDecimal, OwnerType]
> {
> def this(rec: OwnerType, value: BigDecimal) = { this(rec,
> MathContext.UNLIMITED, value.scale); set(value) }
> def this(rec: OwnerType, value: Box[BigDecimal], scale: Int) = { this(rec,
> MathContext.UNLIMITED, scale); setBox(value) }
>
>
>
> On Mar 4, 2010, at 2:29 PM, Craig Blake wrote:
>
>> Great, thanks for taking the time to look into it!
>>
>> Craig
>>
>> On Mar 4, 2010, at 2:23 PM, Ross Mellgren wrote:
>>
>>> I can reproduce this locally, and offhand looks like a scala compiler bug
>>> (this should never have compiled).
>>>
>>> I have to run right now, but I'll look at in ~2-4 hours and hopefully
>>> figure it out for you.
>>>
>>> -Ross
>>>
>>> On Mar 4, 2010, at 1:28 PM, Craig Blake wrote:
>>>
>>>> To test further, I've created a simple test project with only one
>>>> dependency, lift-couchdb, and this code:
>>>>
>>>> object Settings extends Settings with CouchMetaRecord[ Settings]
>>>> class Settings extends CouchRecord[ Settings] {
>>>> def meta = Settings
>>>> object updated extends JSONDateTimeField( this)
>>>> }
>>>>
>>>> object Testing {
>>>>
>>>> def main( args: Array[ String]) {
>>>> import CouchDB.defaultDatabase
>>>> defaultDatabase = new Database( :/( "localhost", 5984) as_! (
>>>> "username", "password"), "database")
>>>>
>>>> val settings = Settings.createRecord
>>>> settings.updated( Calendar.getInstance( TimeZone.getTimeZone(
>>>> "UTC")))
>>>> settings.save
>>>> }
>>>> }
>>>>
>>>> I get the same error:
>>>>
>>>> java.lang.AbstractMethodError:
>>>> test.Settings$updated$.encode(Ljava/lang/Object;)Ljava/lang/String;
>>>>
>>>> I've also put the test code in Github in case anyone might be able to
>>>> reproduce it locally:
>>>>
>>>> g...@github.com:craigwblake/lift-couchdb-test.git
>>>>
>>>>
>>>> Thanks,
>>>> Craig
>
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