Update database import paths to new location.

chain.go

@@ -13,7 +13,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/btcsuite/btcdb"
+	"github.com/btcsuite/btcd/database"
 	"github.com/btcsuite/btcnet"
 	"github.com/btcsuite/btcutil"
 	"github.com/btcsuite/btcwire"
@@ -142,7 +142,7 @@ func removeChildNode(children []*blockNode, node *blockNode) []*blockNode {
 // follow all rules, orphan handling, checkpoint handling, and best chain
 // selection with reorganization.
 type BlockChain struct {
-	db                  btcdb.Db
+	db                  database.Db
 	netParams           *btcnet.Params
 	checkpointsByHeight map[int64]*btcnet.Checkpoint
 	notifications       NotificationCallback
@@ -1069,7 +1069,7 @@ func (b *BlockChain) IsCurrent(timeSource MedianTimeSource) bool {
 // Notification and NotificationType for details on the types and contents of
 // notifications.  The provided callback can be nil if the caller is not
 // interested in receiving notifications.
-func New(db btcdb.Db, params *btcnet.Params, c NotificationCallback) *BlockChain {
+func New(db database.Db, params *btcnet.Params, c NotificationCallback) *BlockChain {
 	// Generate a checkpoint by height map from the provided checkpoints.
 	var checkpointsByHeight map[int64]*btcnet.Checkpoint
 	if len(params.Checkpoints) > 0 {

common_test.go

@@ -14,9 +14,9 @@ import (
 	"strings"
 
 	"github.com/btcsuite/btcchain"
-	"github.com/btcsuite/btcdb"
-	_ "github.com/btcsuite/btcdb/ldb"
-	_ "github.com/btcsuite/btcdb/memdb"
+	"github.com/btcsuite/btcd/database"
+	_ "github.com/btcsuite/btcd/database/ldb"
+	_ "github.com/btcsuite/btcd/database/memdb"
 	"github.com/btcsuite/btcnet"
 	"github.com/btcsuite/btcutil"
 	"github.com/btcsuite/btcwire"
@@ -41,7 +41,7 @@ func fileExists(name string) bool {
 // isSupportedDbType returns whether or not the passed database type is
 // currently supported.
 func isSupportedDbType(dbType string) bool {
-	supportedDBs := btcdb.SupportedDBs()
+	supportedDBs := database.SupportedDBs()
 	for _, sDbType := range supportedDBs {
 		if dbType == sDbType {
 			return true
@@ -61,10 +61,10 @@ func chainSetup(dbName string) (*btcchain.BlockChain, func(), error) {
 
 	// Handle memory database specially since it doesn't need the disk
 	// specific handling.
-	var db btcdb.Db
+	var db database.Db
 	var teardown func()
 	if testDbType == "memdb" {
-		ndb, err := btcdb.CreateDB(testDbType)
+		ndb, err := database.CreateDB(testDbType)
 		if err != nil {
 			return nil, nil, fmt.Errorf("error creating db: %v", err)
 		}
@@ -88,7 +88,7 @@ func chainSetup(dbName string) (*btcchain.BlockChain, func(), error) {
 		// Create a new database to store the accepted blocks into.
 		dbPath := filepath.Join(testDbRoot, dbName)
 		_ = os.RemoveAll(dbPath)
-		ndb, err := btcdb.CreateDB(testDbType, dbPath)
+		ndb, err := database.CreateDB(testDbType, dbPath)
 		if err != nil {
 			return nil, nil, fmt.Errorf("error creating db: %v", err)
 		}

example_test.go

@@ -9,8 +9,8 @@ import (
 	"math/big"
 
 	"github.com/btcsuite/btcchain"
-	"github.com/btcsuite/btcdb"
-	_ "github.com/btcsuite/btcdb/memdb"
+	"github.com/btcsuite/btcd/database"
+	_ "github.com/btcsuite/btcd/database/memdb"
 	"github.com/btcsuite/btcnet"
 	"github.com/btcsuite/btcutil"
 )
@@ -25,7 +25,7 @@ func ExampleBlockChain_ProcessBlock() {
 	// this would be opening an existing database and would not use memdb
 	// which is a memory-only database backend, but we create a new db
 	// here so this is a complete working example.
-	db, err := btcdb.CreateDB("memdb")
+	db, err := database.CreateDB("memdb")
 	if err != nil {
 		fmt.Printf("Failed to create database: %v\n", err)
 		return

txlookup.go

@@ -7,7 +7,7 @@ package btcchain
 import (
 	"fmt"
 
-	"github.com/btcsuite/btcdb"
+	"github.com/btcsuite/btcd/database"
 	"github.com/btcsuite/btcutil"
 	"github.com/btcsuite/btcwire"
 )
@@ -77,7 +77,7 @@ func disconnectTransactions(txStore TxStore, block *btcutil.Block) error {
 			txD.Tx = nil
 			txD.BlockHeight = 0
 			txD.Spent = nil
-			txD.Err = btcdb.ErrTxShaMissing
+			txD.Err = database.ErrTxShaMissing
 		}
 
 		// Unspend the origin transaction output.
@@ -101,7 +101,7 @@ func disconnectTransactions(txStore TxStore, block *btcutil.Block) error {
 // transactions from the point of view of the end of the main chain.  It takes
 // a flag which specifies whether or not fully spent transaction should be
 // included in the results.
-func fetchTxStoreMain(db btcdb.Db, txSet map[btcwire.ShaHash]struct{}, includeSpent bool) TxStore {
+func fetchTxStoreMain(db database.Db, txSet map[btcwire.ShaHash]struct{}, includeSpent bool) TxStore {
 	// Just return an empty store now if there are no requested hashes.
 	txStore := make(TxStore)
 	if len(txSet) == 0 {
@@ -114,7 +114,7 @@ func fetchTxStoreMain(db btcdb.Db, txSet map[btcwire.ShaHash]struct{}, includeSp
 	txList := make([]*btcwire.ShaHash, 0, len(txSet))
 	for hash := range txSet {
 		hashCopy := hash
-		txStore[hash] = &TxData{Hash: &hashCopy, Err: btcdb.ErrTxShaMissing}
+		txStore[hash] = &TxData{Hash: &hashCopy, Err: database.ErrTxShaMissing}
 		txList = append(txList, &hashCopy)
 	}
 
@@ -253,7 +253,7 @@ func (b *BlockChain) fetchInputTransactions(node *blockNode, block *btcutil.Bloc
 			// Add an entry to the transaction store for the needed
 			// transaction with it set to missing by default.
 			originHash := &txIn.PreviousOutPoint.Hash
-			txD := &TxData{Hash: originHash, Err: btcdb.ErrTxShaMissing}
+			txD := &TxData{Hash: originHash, Err: database.ErrTxShaMissing}
 			txStore[*originHash] = txD
 
 			// It is acceptable for a transaction input to reference

validate.go

@@ -11,7 +11,7 @@ import (
 	"math/big"
 	"time"
 
-	"github.com/btcsuite/btcdb"
+	"github.com/btcsuite/btcd/database"
 	"github.com/btcsuite/btcnet"
 	"github.com/btcsuite/btcscript"
 	"github.com/btcsuite/btcutil"
@@ -627,7 +627,7 @@ func (b *BlockChain) checkBIP0030(node *blockNode, block *btcutil.Block) error {
 		switch txD.Err {
 		// A duplicate transaction was not found.  This is the most
 		// common case.
-		case btcdb.ErrTxShaMissing:
+		case database.ErrTxShaMissing:
 			continue
 
 		// A duplicate transaction was found.  This is only allowed if