Move storage-related files from webkit/ to new top-level directory storage/

storage/browser/fileapi/sandbox_origin_database.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "webkit/browser/fileapi/sandbox_origin_database.h"
+#include "storage/browser/fileapi/sandbox_origin_database.h"
 
 #include <set>
 #include <utility>
 
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/format_macros.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "third_party/leveldatabase/src/include/leveldb/db.h"
 #include "third_party/leveldatabase/src/include/leveldb/write_batch.h"
-#include "webkit/common/fileapi/file_system_util.h"
+#include "storage/common/fileapi/file_system_util.h"
 
 namespace {
 
 const base::FilePath::CharType kOriginDatabaseName[] =
     FILE_PATH_LITERAL("Origins");
 const char kOriginKeyPrefix[] = "ORIGIN:";
 const char kLastPathKey[] = "LAST_PATH";
 const int64 kMinimumReportIntervalHours = 1;
 const char kInitStatusHistogramLabel[] = "FileSystem.OriginDatabaseInit";
 const char kDatabaseRepairHistogramLabel[] = "FileSystem.OriginDatabaseRepair";
 
 enum InitStatus {
   INIT_STATUS_OK = 0,
   INIT_STATUS_CORRUPTION,
   INIT_STATUS_IO_ERROR,
   INIT_STATUS_UNKNOWN_ERROR,
   INIT_STATUS_MAX
 };
 
-enum RepairResult {
-  DB_REPAIR_SUCCEEDED = 0,
-  DB_REPAIR_FAILED,
-  DB_REPAIR_MAX
-};
+enum RepairResult { DB_REPAIR_SUCCEEDED = 0, DB_REPAIR_FAILED, DB_REPAIR_MAX };
 
 std::string OriginToOriginKey(const std::string& origin) {
   std::string key(kOriginKeyPrefix);
   return key + origin;
 }
 
 const char* LastPathKey() {
   return kLastPathKey;
 }
 
 }  // namespace
 
-namespace fileapi {
+namespace storage {
 
 SandboxOriginDatabase::SandboxOriginDatabase(
     const base::FilePath& file_system_directory,
     leveldb::Env* env_override)
     : file_system_directory_(file_system_directory),
       env_override_(env_override) {
 }
 
 SandboxOriginDatabase::~SandboxOriginDatabase() {
 }
@@ skipping 28 matching lines @@
   if (!status.IsCorruption() && !status.IsIOError())
     return false;
 
   switch (recovery_option) {
     case FAIL_ON_CORRUPTION:
       return false;
     case REPAIR_ON_CORRUPTION:
       LOG(WARNING) << "Attempting to repair SandboxOriginDatabase.";
 
       if (RepairDatabase(path)) {
-        UMA_HISTOGRAM_ENUMERATION(kDatabaseRepairHistogramLabel,
-                                  DB_REPAIR_SUCCEEDED, DB_REPAIR_MAX);
+        UMA_HISTOGRAM_ENUMERATION(
+            kDatabaseRepairHistogramLabel, DB_REPAIR_SUCCEEDED, DB_REPAIR_MAX);
         LOG(WARNING) << "Repairing SandboxOriginDatabase completed.";
         return true;
       }
-      UMA_HISTOGRAM_ENUMERATION(kDatabaseRepairHistogramLabel,
-                                DB_REPAIR_FAILED, DB_REPAIR_MAX);
-      // fall through
+      UMA_HISTOGRAM_ENUMERATION(
+          kDatabaseRepairHistogramLabel, DB_REPAIR_FAILED, DB_REPAIR_MAX);
+    // fall through
     case DELETE_ON_CORRUPTION:
       if (!base::DeleteFile(file_system_directory_, true))
         return false;
       if (!base::CreateDirectory(file_system_directory_))
         return false;
       return Init(init_option, FAIL_ON_CORRUPTION);
   }
   NOTREACHED();
   return false;
 }
@@ skipping 45 matching lines @@
     } else {
       directories.erase(dir_itr);
     }
   }
 
   // Delete any directories not listed in the origins database.
   for (std::set<base::FilePath>::iterator dir_itr = directories.begin();
        dir_itr != directories.end();
        ++dir_itr) {
     if (!base::DeleteFile(file_system_directory_.Append(*dir_itr),
-                           true /* recursive */)) {
+                          true /* recursive */)) {
       DropDatabase();
       return false;
     }
   }
 
   return true;
 }
 
 void SandboxOriginDatabase::HandleError(
     const tracked_objects::Location& from_here,
     const leveldb::Status& status) {
   db_.reset();
-  LOG(ERROR) << "SandboxOriginDatabase failed at: "
-             << from_here.ToString() << " with error: " << status.ToString();
+  LOG(ERROR) << "SandboxOriginDatabase failed at: " << from_here.ToString()
+             << " with error: " << status.ToString();
 }
 
 void SandboxOriginDatabase::ReportInitStatus(const leveldb::Status& status) {
   base::Time now = base::Time::Now();
   base::TimeDelta minimum_interval =
       base::TimeDelta::FromHours(kMinimumReportIntervalHours);
   if (last_reported_time_ + minimum_interval >= now)
     return;
   last_reported_time_ = now;
 
   if (status.ok()) {
-    UMA_HISTOGRAM_ENUMERATION(kInitStatusHistogramLabel,
-                              INIT_STATUS_OK, INIT_STATUS_MAX);
+    UMA_HISTOGRAM_ENUMERATION(
+        kInitStatusHistogramLabel, INIT_STATUS_OK, INIT_STATUS_MAX);
   } else if (status.IsCorruption()) {
-    UMA_HISTOGRAM_ENUMERATION(kInitStatusHistogramLabel,
-                              INIT_STATUS_CORRUPTION, INIT_STATUS_MAX);
+    UMA_HISTOGRAM_ENUMERATION(
+        kInitStatusHistogramLabel, INIT_STATUS_CORRUPTION, INIT_STATUS_MAX);
   } else if (status.IsIOError()) {
-    UMA_HISTOGRAM_ENUMERATION(kInitStatusHistogramLabel,
-                              INIT_STATUS_IO_ERROR, INIT_STATUS_MAX);
+    UMA_HISTOGRAM_ENUMERATION(
+        kInitStatusHistogramLabel, INIT_STATUS_IO_ERROR, INIT_STATUS_MAX);
   } else {
-    UMA_HISTOGRAM_ENUMERATION(kInitStatusHistogramLabel,
-                              INIT_STATUS_UNKNOWN_ERROR, INIT_STATUS_MAX);
+    UMA_HISTOGRAM_ENUMERATION(
+        kInitStatusHistogramLabel, INIT_STATUS_UNKNOWN_ERROR, INIT_STATUS_MAX);
   }
 }
 
 bool SandboxOriginDatabase::HasOriginPath(const std::string& origin) {
   if (!Init(FAIL_IF_NONEXISTENT, REPAIR_ON_CORRUPTION))
     return false;
   if (origin.empty())
     return false;
   std::string path;
   leveldb::Status status =
       db_->Get(leveldb::ReadOptions(), OriginToOriginKey(origin), &path);
   if (status.ok())
     return true;
   if (status.IsNotFound())
     return false;
   HandleError(FROM_HERE, status);
   return false;
 }
 
-bool SandboxOriginDatabase::GetPathForOrigin(
-    const std::string& origin, base::FilePath* directory) {
+bool SandboxOriginDatabase::GetPathForOrigin(const std::string& origin,
+                                             base::FilePath* directory) {
   if (!Init(CREATE_IF_NONEXISTENT, REPAIR_ON_CORRUPTION))
     return false;
   DCHECK(directory);
   if (origin.empty())
     return false;
   std::string path_string;
   std::string origin_key = OriginToOriginKey(origin);
   leveldb::Status status =
       db_->Get(leveldb::ReadOptions(), origin_key, &path_string);
   if (status.IsNotFound()) {
@@ skipping 23 matching lines @@
   if (!Init(CREATE_IF_NONEXISTENT, REPAIR_ON_CORRUPTION))
     return false;
   leveldb::Status status =
       db_->Delete(leveldb::WriteOptions(), OriginToOriginKey(origin));
   if (status.ok() || status.IsNotFound())
     return true;
   HandleError(FROM_HERE, status);
   return false;
 }
 
-bool SandboxOriginDatabase::ListAllOrigins(
-    std::vector<OriginRecord>* origins) {
+bool SandboxOriginDatabase::ListAllOrigins(std::vector<OriginRecord>* origins) {
   DCHECK(origins);
   if (!Init(CREATE_IF_NONEXISTENT, REPAIR_ON_CORRUPTION)) {
     origins->clear();
     return false;
   }
   scoped_ptr<leveldb::Iterator> iter(db_->NewIterator(leveldb::ReadOptions()));
   std::string origin_key_prefix = OriginToOriginKey(std::string());
   iter->Seek(origin_key_prefix);
   origins->clear();
   while (iter->Valid() &&
-      StartsWithASCII(iter->key().ToString(), origin_key_prefix, true)) {
+         StartsWithASCII(iter->key().ToString(), origin_key_prefix, true)) {
     std::string origin =
-      iter->key().ToString().substr(origin_key_prefix.length());
+        iter->key().ToString().substr(origin_key_prefix.length());
     base::FilePath path = StringToFilePath(iter->value().ToString());
     origins->push_back(OriginRecord(origin, path));
     iter->Next();
   }
   return true;
 }
 
 void SandboxOriginDatabase::DropDatabase() {
   db_.reset();
 }
@@ skipping 21 matching lines @@
   }
   // Verify that this is a totally new database, and initialize it.
   scoped_ptr<leveldb::Iterator> iter(db_->NewIterator(leveldb::ReadOptions()));
   iter->SeekToFirst();
   if (iter->Valid()) {  // DB was not empty, but had no last path number!
     LOG(ERROR) << "File system origin database is corrupt!";
     return false;
   }
   // This is always the first write into the database.  If we ever add a
   // version number, they should go in in a single transaction.
-  status =
-      db_->Put(leveldb::WriteOptions(), LastPathKey(), std::string("-1"));
+  status = db_->Put(leveldb::WriteOptions(), LastPathKey(), std::string("-1"));
   if (!status.ok()) {
     HandleError(FROM_HERE, status);
     return false;
   }
   *number = -1;
   return true;
 }
 
-}  // namespace fileapi
+}  // namespace storage