chore: update core and store interfaces (#14712)

client/v2/go.mod

@@ -4,7 +4,7 @@ go 1.19
 
 require (
 	cosmossdk.io/api v0.2.6
-	cosmossdk.io/core v0.4.1
+	cosmossdk.io/core v0.5.0
 	cosmossdk.io/depinject v1.0.0-alpha.3
 	github.com/cockroachdb/errors v1.9.0
 	github.com/cosmos/cosmos-proto v1.0.0-beta.1

client/v2/go.sum

@@ -39,6 +39,8 @@ cosmossdk.io/api v0.2.6 h1:AoNwaLLapcLsphhMK6+o0kZl+D6MMUaHVqSdwinASGU=
 cosmossdk.io/api v0.2.6/go.mod h1:u/d+GAxil0nWpl1XnQL8nkziQDIWuBDhv8VnDm/s6dI=
 cosmossdk.io/core v0.4.1 h1:5icpjPmw8J4uFp6w8OoLJPxsw6X3kRi9nAtTr3qp2Ok=
 cosmossdk.io/core v0.4.1/go.mod h1:Zqd1GB+krTF3bzhTnPNwzy3NTtXu+MKLX/9sPQXTIDE=
+cosmossdk.io/core v0.5.0 h1:37BkURamssr1FQkE6ZNSjgesLYMflREiykK/Z3k4l7Q=
+cosmossdk.io/core v0.5.0/go.mod h1:QVJT+YsJWs0pD/HuczGY5y/WEc9JCn1ycLsuCDUvFlc=
 cosmossdk.io/depinject v1.0.0-alpha.3 h1:6evFIgj//Y3w09bqOUOzEpFj5tsxBqdc5CfkO7z+zfw=
 cosmossdk.io/depinject v1.0.0-alpha.3/go.mod h1:eRbcdQ7MRpIPEM5YUJh8k97nxHpYbc3sMUnEtt8HPWU=
 cosmossdk.io/errors v1.0.0-beta.7 h1:gypHW76pTQGVnHKo6QBkb4yFOJjC+sUGRc5Al3Odj1w=

collections/collections_test.go

@@ -19,50 +19,30 @@ func (t testStore) OpenKVStore(ctx context.Context) store.KVStore {
 	return t
 }
 
-func (t testStore) Get(key []byte) []byte {
-	res, err := t.db.Get(key)
-	if err != nil {
-		panic(err)
-	}
-	return res
+func (t testStore) Get(key []byte) ([]byte, error) {
+
+	return t.db.Get(key)
 }
 
-func (t testStore) Has(key []byte) bool {
-	res, err := t.db.Has(key)
-	if err != nil {
-		panic(err)
-	}
-	return res
+func (t testStore) Has(key []byte) (bool, error) {
+	return t.db.Has(key)
 }
 
-func (t testStore) Set(key, value []byte) {
-	err := t.db.Set(key, value)
-	if err != nil {
-		panic(err)
-	}
+func (t testStore) Set(key, value []byte) error {
+	return t.db.Set(key, value)
+
 }
 
-func (t testStore) Delete(key []byte) {
-	err := t.db.Delete(key)
-	if err != nil {
-		panic(err)
-	}
+func (t testStore) Delete(key []byte) error {
+	return t.db.Delete(key)
 }
 
-func (t testStore) Iterator(start, end []byte) store.Iterator {
-	res, err := t.db.Iterator(start, end)
-	if err != nil {
-		panic(err)
-	}
-	return res
+func (t testStore) Iterator(start, end []byte) (store.Iterator, error) {
+	return t.db.Iterator(start, end)
 }
 
-func (t testStore) ReverseIterator(start, end []byte) store.Iterator {
-	res, err := t.db.ReverseIterator(start, end)
-	if err != nil {
-		panic(err)
-	}
-	return res
+func (t testStore) ReverseIterator(start, end []byte) (store.Iterator, error) {
+	return t.db.ReverseIterator(start, end)
 }
 
 var _ store.KVStore = testStore{}

collections/go.mod

@@ -3,7 +3,7 @@ module cosmossdk.io/collections
 go 1.19
 
 require (
-	cosmossdk.io/core v0.4.1
+	cosmossdk.io/core v0.5.0
 	github.com/cosmos/cosmos-db v0.0.0-20221226095112-f3c38ecb5e32
 	github.com/hashicorp/go-multierror v1.1.1 // TODO: remove with go 1.20 release
 	github.com/stretchr/testify v1.8.1
@@ -40,11 +40,11 @@ require (
 	github.com/spf13/cast v1.5.0 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
 	golang.org/x/exp v0.0.0-20221019170559-20944726eadf // indirect
-	golang.org/x/net v0.3.0 // indirect
+	golang.org/x/net v0.5.0 // indirect
 	golang.org/x/sys v0.4.0 // indirect
 	golang.org/x/text v0.6.0 // indirect
-	google.golang.org/genproto v0.0.0-20221118155620-16455021b5e6 // indirect
-	google.golang.org/grpc v1.51.0 // indirect
+	google.golang.org/genproto v0.0.0-20230112194545-e10362b5ecf9 // indirect
+	google.golang.org/grpc v1.52.0 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

collections/go.sum

@@ -1,8 +1,8 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cosmossdk.io/api v0.2.6 h1:AoNwaLLapcLsphhMK6+o0kZl+D6MMUaHVqSdwinASGU=
 cosmossdk.io/api v0.2.6/go.mod h1:u/d+GAxil0nWpl1XnQL8nkziQDIWuBDhv8VnDm/s6dI=
-cosmossdk.io/core v0.4.1 h1:5icpjPmw8J4uFp6w8OoLJPxsw6X3kRi9nAtTr3qp2Ok=
-cosmossdk.io/core v0.4.1/go.mod h1:Zqd1GB+krTF3bzhTnPNwzy3NTtXu+MKLX/9sPQXTIDE=
+cosmossdk.io/core v0.5.0 h1:37BkURamssr1FQkE6ZNSjgesLYMflREiykK/Z3k4l7Q=
+cosmossdk.io/core v0.5.0/go.mod h1:QVJT+YsJWs0pD/HuczGY5y/WEc9JCn1ycLsuCDUvFlc=
 cosmossdk.io/depinject v1.0.0-alpha.3 h1:6evFIgj//Y3w09bqOUOzEpFj5tsxBqdc5CfkO7z+zfw=
 cosmossdk.io/depinject v1.0.0-alpha.3/go.mod h1:eRbcdQ7MRpIPEM5YUJh8k97nxHpYbc3sMUnEtt8HPWU=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
@@ -368,8 +368,8 @@ golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20211008194852-3b03d305991f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.3.0 h1:VWL6FNY2bEEmsGVKabSlHu5Irp34xmMRoqb/9lF9lxk=
-golang.org/x/net v0.3.0/go.mod h1:MBQ8lrhLObU/6UmLb4fmbmk5OcyYmqtbGd/9yIeKjEE=
+golang.org/x/net v0.5.0 h1:GyT4nK/YDHSqa1c4753ouYCDajOYKTja9Xb/OHtgvSw=
+golang.org/x/net v0.5.0/go.mod h1:DivGGAXEgPSlEBzxGzZI+ZLohi+xUj054jfeKui00ws=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -458,17 +458,17 @@ google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20210624195500-8bfb893ecb84/go.mod h1:SzzZ/N+nwJDaO1kznhnlzqS8ocJICar6hYhVyhi++24=
-google.golang.org/genproto v0.0.0-20221118155620-16455021b5e6 h1:a2S6M0+660BgMNl++4JPlcAO/CjkqYItDEZwkoDQK7c=
-google.golang.org/genproto v0.0.0-20221118155620-16455021b5e6/go.mod h1:rZS5c/ZVYMaOGBfO68GWtjOw/eLaZM1X6iVtgjZ+EWg=
+google.golang.org/genproto v0.0.0-20230112194545-e10362b5ecf9 h1:ru6tJGasqJpgjM4q3Qq2fS3FKQ6CPPSRqgolUVBc994=
+google.golang.org/genproto v0.0.0-20230112194545-e10362b5ecf9/go.mod h1:RGgjbofJ8xD9Sq1VVhDM1Vok1vRONV+rg+CjzG4SZKM=
 google.golang.org/grpc v1.12.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
 google.golang.org/grpc v1.38.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
-google.golang.org/grpc v1.51.0 h1:E1eGv1FTqoLIdnBCZufiSHgKjlqG6fKFf6pPWtMTh8U=
-google.golang.org/grpc v1.51.0/go.mod h1:wgNDFcnuBGmxLKI/qn4T+m5BtEBYXJPvibbUPsAIPww=
+google.golang.org/grpc v1.52.0 h1:kd48UiU7EHsV4rnLyOJRuP/Il/UHE7gdDAQ+SZI7nZk=
+google.golang.org/grpc v1.52.0/go.mod h1:pu6fVzoFb+NBYNAvQL08ic+lvB2IojljRYuun5vorUY=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=

collections/iter.go

@@ -161,26 +161,34 @@ func iteratorFromRanger[K, V any](ctx context.Context, m Map[K, V], r Ranger[K])
 	} else {
 		endBytes = nextBytesPrefixKey(m.prefix)
 	}
+	return newIterator(ctx, startBytes, endBytes, order, m)
+}
 
+func newIterator[K, V any](ctx context.Context, start, end []byte, order Order, m Map[K, V]) (Iterator[K, V], error) {
 	kv := m.sa(ctx)
+	var (
+		iter store.Iterator
+		err  error
+	)
 	switch order {
 	case OrderAscending:
-		return newIterator(kv.Iterator(startBytes, endBytes), m)
+		iter, err = kv.Iterator(start, end)
 	case OrderDescending:
-		return newIterator(kv.ReverseIterator(startBytes, endBytes), m)
+		iter, err = kv.ReverseIterator(start, end)
 	default:
-		return iter, errOrder
+		return Iterator[K, V]{}, errOrder
 	}
-}
-
-func newIterator[K, V any](iterator store.Iterator, m Map[K, V]) (Iterator[K, V], error) {
-	if iterator.Valid() == false {
+	if err != nil {
+		return Iterator[K, V]{}, err
+	}
+	if !iter.Valid() {
 		return Iterator[K, V]{}, ErrInvalidIterator
 	}
+
 	return Iterator[K, V]{
 		kc:           m.kc,
 		vc:           m.vc,
-		iter:         iterator,
+		iter:         iter,
 		prefixLength: len(m.prefix),
 	}, nil
 }

collections/map.go

@@ -71,20 +71,24 @@ func (m Map[K, V]) Set(ctx context.Context, key K, value V) error {
 // errors with ErrNotFound if the key does not exist, or
 // with ErrEncoding if the key or value decoding fails.
 func (m Map[K, V]) Get(ctx context.Context, key K) (V, error) {
+	var v V
+
 	bytesKey, err := encodeKeyWithPrefix(m.prefix, m.kc, key)
 	if err != nil {
-		var v V
 		return v, err
 	}
 
 	kvStore := m.sa(ctx)
-	valueBytes := kvStore.Get(bytesKey)
+	valueBytes, err := kvStore.Get(bytesKey)
 	if valueBytes == nil {
-		var v V
 		return v, fmt.Errorf("%w: key '%s' of type %s", ErrNotFound, m.kc.Stringify(key), m.vc.ValueType())
 	}
 
-	v, err := m.vc.Decode(valueBytes)
+	if err != nil {
+		return v, err
+	}
+
+	v, err = m.vc.Decode(valueBytes)
 	if err != nil {
 		return v, fmt.Errorf("%w: value decode: %s", ErrEncoding, err) // TODO: use multi err wrapping in go1.20: https://github.com/golang/go/issues/53435
 	}
@@ -99,7 +103,7 @@ func (m Map[K, V]) Has(ctx context.Context, key K) (bool, error) {
 		return false, err
 	}
 	kvStore := m.sa(ctx)
-	return kvStore.Has(bytesKey), nil
+	return kvStore.Has(bytesKey)
 }
 
 // Remove removes the key from the storage.
@@ -137,15 +141,21 @@ func (m Map[K, V]) IterateRaw(ctx context.Context, start, end []byte, order Orde
 	}
 
 	s := m.sa(ctx)
-	var storeIter store.Iterator
+	var (
+		storeIter store.Iterator
+		err       error
+	)
 	switch order {
 	case OrderAscending:
-		storeIter = s.Iterator(prefixedStart, prefixedEnd)
+		storeIter, err = s.Iterator(prefixedStart, prefixedEnd)
 	case OrderDescending:
-		storeIter = s.ReverseIterator(prefixedStart, prefixedEnd)
+		storeIter, err = s.ReverseIterator(prefixedStart, prefixedEnd)
 	default:
 		return Iterator[K, V]{}, errOrder
 	}
+	if err != nil {
+		return Iterator[K, V]{}, err
+	}
 
 	if !storeIter.Valid() {
 		return Iterator[K, V]{}, ErrInvalidIterator

contrib/images/simd-env/Dockerfile

@@ -10,6 +10,7 @@ COPY api/go.mod api/go.sum /work/api/
 COPY core/go.mod core/go.sum /work/core/
 COPY depinject/go.mod depinject/go.sum /work/depinject/
 COPY tools/rosetta/go.mod tools/rosetta/go.sum /work/tools/rosetta/
+COPY collections/go.mod collections/go.sum /work/collections/
 
 RUN go mod download
 COPY ./ /work

go.mod

@@ -5,7 +5,7 @@ module github.com/cosmos/cosmos-sdk
 require (
 	cosmossdk.io/api v0.2.6
 	cosmossdk.io/collections v0.0.0-20230106101515-aeac21494476
-	cosmossdk.io/core v0.4.1
+	cosmossdk.io/core v0.5.0
 	cosmossdk.io/depinject v1.0.0-alpha.3
 	cosmossdk.io/errors v1.0.0-beta.7
 	cosmossdk.io/math v1.0.0-beta.4
@@ -176,6 +176,7 @@ require (
 )
 
 replace (
+	cosmossdk.io/collections => ./collections
 	github.com/99designs/keyring => github.com/cosmos/keyring v1.2.0
 	// dgrijalva/jwt-go is deprecated and doesn't receive security updates.
 	// TODO: remove it: https://github.com/cosmos/cosmos-sdk/issues/13134

go.sum

@@ -48,10 +48,8 @@ cloud.google.com/go/storage v1.27.0 h1:YOO045NZI9RKfCj1c5A/ZtuuENUc8OAW+gHdGnDgy
 cloud.google.com/go/storage v1.27.0/go.mod h1:x9DOL8TK/ygDUMieqwfhdpQryTeEkhGKMi80i/iqR2s=
 cosmossdk.io/api v0.2.6 h1:AoNwaLLapcLsphhMK6+o0kZl+D6MMUaHVqSdwinASGU=
 cosmossdk.io/api v0.2.6/go.mod h1:u/d+GAxil0nWpl1XnQL8nkziQDIWuBDhv8VnDm/s6dI=
-cosmossdk.io/collections v0.0.0-20230106101515-aeac21494476 h1:dszme7EMNp/qxjgZKjhY4lm5SN+g1Tz95UlX/qZUK64=
-cosmossdk.io/collections v0.0.0-20230106101515-aeac21494476/go.mod h1:q4avveOJ2Cbgab/Hm/yXDHFPM7NW9InEVysd8TzNPCE=
-cosmossdk.io/core v0.4.1 h1:5icpjPmw8J4uFp6w8OoLJPxsw6X3kRi9nAtTr3qp2Ok=
-cosmossdk.io/core v0.4.1/go.mod h1:Zqd1GB+krTF3bzhTnPNwzy3NTtXu+MKLX/9sPQXTIDE=
+cosmossdk.io/core v0.5.0 h1:37BkURamssr1FQkE6ZNSjgesLYMflREiykK/Z3k4l7Q=
+cosmossdk.io/core v0.5.0/go.mod h1:QVJT+YsJWs0pD/HuczGY5y/WEc9JCn1ycLsuCDUvFlc=
 cosmossdk.io/depinject v1.0.0-alpha.3 h1:6evFIgj//Y3w09bqOUOzEpFj5tsxBqdc5CfkO7z+zfw=
 cosmossdk.io/depinject v1.0.0-alpha.3/go.mod h1:eRbcdQ7MRpIPEM5YUJh8k97nxHpYbc3sMUnEtt8HPWU=
 cosmossdk.io/errors v1.0.0-beta.7 h1:gypHW76pTQGVnHKo6QBkb4yFOJjC+sUGRc5Al3Odj1w=

runtime/store.go

@@ -14,21 +14,74 @@ type kvStoreService struct {
 }
 
 func (k kvStoreService) OpenKVStore(ctx context.Context) store.KVStore {
-	return sdk.UnwrapSDKContext(ctx).KVStore(k.key)
+	return newKVStore(sdk.UnwrapSDKContext(ctx).KVStore(k.key))
 }
 
 type memStoreService struct {
 	key *storetypes.MemoryStoreKey
 }
 
 func (m memStoreService) OpenMemoryStore(ctx context.Context) store.KVStore {
-	return sdk.UnwrapSDKContext(ctx).KVStore(m.key)
+	return newKVStore(sdk.UnwrapSDKContext(ctx).KVStore(m.key))
 }
 
 type transientStoreService struct {
 	key *storetypes.TransientStoreKey
 }
 
 func (t transientStoreService) OpenTransientStore(ctx context.Context) store.KVStore {
-	return sdk.UnwrapSDKContext(ctx).KVStore(t.key)
+	return newKVStore(sdk.UnwrapSDKContext(ctx).KVStore(t.key))
+}
+
+// CoreKVStore is a wrapper of Core/Store kvstore interface
+// Remove after https://github.com/cosmos/cosmos-sdk/issues/14714 is closed
+type coreKVStore struct {
+	kvStore storetypes.KVStore
+}
+
+// NewKVStore returns a wrapper of Core/Store kvstore interface
+// Remove once store migrates to core/store kvstore interface
+func newKVStore(store storetypes.KVStore) store.KVStore {
+	return coreKVStore{kvStore: store}
+}
+
+// Get returns nil iff key doesn't exist. Errors on nil key.
+func (store coreKVStore) Get(key []byte) ([]byte, error) {
+	return store.kvStore.Get(key), nil
+}
+
+// Has checks if a key exists. Errors on nil key.
+func (store coreKVStore) Has(key []byte) (bool, error) {
+	return store.kvStore.Has(key), nil
+}
+
+// Set sets the key. Errors on nil key or value.
+func (store coreKVStore) Set(key, value []byte) error {
+	store.kvStore.Set(key, value)
+	return nil
+}
+
+// Delete deletes the key. Errors on nil key.
+func (store coreKVStore) Delete(key []byte) error {
+	store.kvStore.Delete(key)
+	return nil
+}
+
+// Iterator iterates over a domain of keys in ascending order. End is exclusive.
+// Start must be less than end, or the Iterator is invalid.
+// Iterator must be closed by caller.
+// To iterate over entire domain, use store.Iterator(nil, nil)
+// CONTRACT: No writes may happen within a domain while an iterator exists over it.
+// Exceptionally allowed for cachekv.Store, safe to write in the modules.
+func (store coreKVStore) Iterator(start, end []byte) (store.Iterator, error) {
+	return store.kvStore.Iterator(start, end), nil
+}
+
+// ReverseIterator iterates over a domain of keys in descending order. End is exclusive.
+// Start must be less than end, or the Iterator is invalid.
+// Iterator must be closed by caller.
+// CONTRACT: No writes may happen within a domain while an iterator exists over it.
+// Exceptionally allowed for cachekv.Store, safe to write in the modules.
+func (store coreKVStore) ReverseIterator(start, end []byte) (store.Iterator, error) {
+	return store.kvStore.ReverseIterator(start, end), nil
 }

simapp/go.mod

@@ -5,7 +5,7 @@ go 1.19
 require (
 	cosmossdk.io/api v0.2.6
 	cosmossdk.io/client/v2 v2.0.0-20230104083136-11f46a0bae58
-	cosmossdk.io/core v0.4.1
+	cosmossdk.io/core v0.5.0
 	cosmossdk.io/depinject v1.0.0-alpha.3
 	cosmossdk.io/math v1.0.0-beta.4
 	cosmossdk.io/tools/confix v0.0.0-20230120150717-4f6f6c00021f
@@ -189,6 +189,7 @@ replace (
 	github.com/99designs/keyring => github.com/cosmos/keyring v1.2.0
 	// Simapp always use the latest version of the cosmos-sdk
 	github.com/cosmos/cosmos-sdk => ../.
+	cosmossdk.io/collections => ../collections
 	// Fix upstream GHSA-h395-qcrw-5vmq vulnerability.
 	// TODO Remove it: https://github.com/cosmos/cosmos-sdk/issues/10409
 	github.com/gin-gonic/gin => github.com/gin-gonic/gin v1.8.1