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29 #include "ChangeVersionWrapper.h"
34 #include <wtf/PassRefPtr.h>
35 #include <wtf/RefPtr.h>
39 ChangeVersionWrapper::ChangeVersionWrapper(const String& oldVersion, const String& newVersion)
40 : m_oldVersion(oldVersion.crossThreadString())
41 , m_newVersion(newVersion.crossThreadString())
45 bool ChangeVersionWrapper::performPreflight(SQLTransaction* transaction)
47 ASSERT(transaction && transaction->database());
51 if (!transaction->database()->getVersionFromDatabase(actualVersion)) {
52 LOG_ERROR("Unable to retrieve actual current version from database");
53 m_sqlError = SQLError::create(SQLError::UNKNOWN_ERR, "unable to verify current version of database");
57 if (actualVersion != m_oldVersion) {
58 LOG_ERROR("Old version doesn't match actual version");
59 m_sqlError = SQLError::create(SQLError::VERSION_ERR, "current version of the database and `oldVersion` argument do not match");
66 bool ChangeVersionWrapper::performPostflight(SQLTransaction* transaction)
68 ASSERT(transaction && transaction->database());
70 if (!transaction->database()->setVersionInDatabase(m_newVersion)) {
71 LOG_ERROR("Unable to set new version in database");
72 m_sqlError = SQLError::create(SQLError::UNKNOWN_ERR, "unable to set new version in database");
76 transaction->database()->setExpectedVersion(m_newVersion);
81 void ChangeVersionWrapper::handleCommitFailedAfterPostflight(SQLTransaction* transaction)
83 transaction->database()->setCachedVersion(m_oldVersion);
86 } // namespace WebCore
88 #endif // ENABLE(DATABASE)