leveldb::log::LogTest::StringSource Class Reference

Inheritance diagram for leveldb::log::LogTest::StringSource:

Collaboration diagram for leveldb::log::LogTest::StringSource:

Public Member Functions
	StringSource ()
virtual Status	Read (size_t n, Slice *result, char *scratch)
virtual Status	Skip (uint64_t n)
Public Member Functions inherited from leveldb::SequentialFile
	SequentialFile ()
virtual	~SequentialFile ()

Public Attributes
Slice	contents_
bool	force_error_
bool	returned_partial_

Detailed Description

Definition at line 54 of file log_test.cc.

Constructor & Destructor Documentation

StringSource()

leveldb::log::LogTest::StringSource::StringSource ( )

inline

Definition at line 59 of file log_test.cc.

: force_error_(false), returned_partial_(false) { }

Member Function Documentation

Read()

virtual Status leveldb::log::LogTest::StringSource::Read ( size_t  n, Slice *  result, char *  scratch  )

inlinevirtual

Implements leveldb::SequentialFile.

Definition at line 61 of file log_test.cc.

                                                                {
      ASSERT_TRUE(!returned_partial_) << "must not Read() after eof/error";

      if (force_error_) {
        force_error_ = false;
        returned_partial_ = true;
        return Status::Corruption("read error");
      }

      if (contents_.size() < n) {
        n = contents_.size();
        returned_partial_ = true;
      }
      *result = Slice(contents_.data(), n);
      contents_.remove_prefix(n);
      return Status::OK();
    }

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Skip()

virtual Status leveldb::log::LogTest::StringSource::Skip ( uint64_t  n )

inlinevirtual

Implements leveldb::SequentialFile.

Definition at line 79 of file log_test.cc.

                                    {
      if (n > contents_.size()) {
        contents_.clear();
        return Status::NotFound("in-memory file skipped past end");
      }

      contents_.remove_prefix(n);

      return Status::OK();
    }

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Member Data Documentation

contents_

Slice leveldb::log::LogTest::StringSource::contents_

Definition at line 56 of file log_test.cc.

force_error_

bool leveldb::log::LogTest::StringSource::force_error_

Definition at line 57 of file log_test.cc.

returned_partial_

bool leveldb::log::LogTest::StringSource::returned_partial_

Definition at line 58 of file log_test.cc.

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The documentation for this class was generated from the following file:

• db/log_test.cc