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* Finished adding features to TextStream
* Finished Documentation of TextStream
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@ -19,6 +19,7 @@
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#include <string>
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/*! \class BinaryReader
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* \brief A Stream class for reading binary data
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*
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* A Class for reading binary data from a file or memory stream,
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* all work is done using a memory buffer, and not read directly from the disk
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@ -19,6 +19,7 @@
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#include <string>
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/*! \class BinaryWriter
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* \brief A Stream class for writing binary data
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*
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* A Class for writing binary data to a file or memory stream,
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* all work is done using a memory buffer, and not written directly to the disk
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@ -1,34 +1,132 @@
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#ifndef __FILESTREAM_HPP__
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#define __FILESTREAM_HPP__
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#ifndef __TEXTSTREAM_HPP__
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#define __TEXTSTREAM_HPP__
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#include "Stream.hpp"
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#include <string>
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#include <vector>
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// TODO (Phil#1#): Need to actually use AccessMode
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/*! \class TextStream
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* \brief A Class for reading or writing Text data.
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*
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* TextStream is a class for reading/writing TextData.<br />
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* It is currently incomplete, but usable, so use with caution.<br/>
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* Since it's incomplete it may not behave exactly as expected.
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*/
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class TextStream : public Stream
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{
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public:
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enum FileMode { Open, Create, OpenOrCreate = Open|Create, Truncate, Append };
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enum AccessMode { ReadOnly, WriteOnly, ReadWrite };
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TextStream(const std::string& filename, FileMode fileMode = Open, AccessMode accessMode = ReadWrite);
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/*! \enum TextMode
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* \brief Specifies how the file is opened.
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*/
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enum TextMode
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{
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Open, //!< The file is opened if it exists.
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Create, //!< Create the file if it does not exist.
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OpenOrCreate = Open|Create, //!< If the file does not exist when opening the file it is created
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Truncate, //!< All the data currently that is in the file is erased.
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Append //!< After opening the file the current line is set to the end of the buffer
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};
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/*! \enum AccessMode
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* \brief Specifies how the Stream can be interacted with.
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*/
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enum AccessMode
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{
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ReadOnly, //!< The Stream can only be read from.
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WriteOnly,//!< The Stream can only be written to.
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ReadWrite //!< The Stream can be read from or written to.
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};
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/*! \brief This constructor opens the file and loads all the lines. */
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TextStream(const std::string& filename, TextMode fileMode = Open, AccessMode accessMode = ReadWrite);
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/*! \brief Creates a new buffer and saves all lines to the specified file.
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* \param filename The file, including path to save to.
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*/
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void save(const std::string& filename = "");
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/*! \brief Reads the line at the current address.
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*
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* \return std::string The line read.
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*/
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std::string readLine();
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/*! \brief Writes a line to the buffer
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*
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* \param str The string to write.
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*/
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void writeLine(const std::string& str);
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/*! \brief Reads a given amount of lines relative to the current address
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*
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* \param numLines The amount of lines to read.
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* \return std::vector<std::string> The lines read.
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*/
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std::vector<std::string> readLines(Uint32 numLines);
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/*! \brief Reads a given list of lines relative to the current address
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*
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* \param lines The lines to write.
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*/
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void writeLines(std::vector<std::string> lines);
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/*! \brief Reads all the lines in the current buffer.
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*
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* \return The lines read.
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*/
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std::vector<std::string> readAllLines();
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/*! \brief Reads a line at the given address.
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*
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* \param line The line to read.
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* \return std::string The lines read.
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*/
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std::string readLineAt(Uint32 line);
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/*! \brief Sets the current line in the Stream.
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*
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* \param line The line to seek to.
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*/
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void setCurrentLine(Uint32 line);
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/*! \brief Returns the current line in the stream.
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*
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* \return Uint32 The current line in the stream.
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*/
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Uint32 currentLine() const;
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/*! \brief Sets the AccessMode of the Stream.
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*
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* \param mode The mode to set.
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*/
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void setAccessMode(AccessMode mode);
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/*! \brief Returns the AccessMode of the Stream.
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*
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* \return AccessModeThe mode to set.
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*/
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AccessMode accessMode() const;
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/*! \brief Sets the Textmode of the Stream.
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*
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* \param mode The mode to set.
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*/
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void setTextMode(TextMode mode);
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/*! \brief Returns the TextMode of the Stream.
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*
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* \return TextMode The mode to set.
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*/
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TextMode textMode() const;
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bool isOpenForReading() const;
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bool isOpenForWriting() const;
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private:
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void loadLines();
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std::string m_filename;
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FileMode m_filemode;
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TextMode m_textmode;
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AccessMode m_accessmode;
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std::vector<std::string> m_lines;
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@ -4,9 +4,9 @@
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#include "InvalidOperationException.hpp"
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#include "IOException.hpp"
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TextStream::TextStream(const std::string& filename, FileMode fileMode, AccessMode accessMode) :
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TextStream::TextStream(const std::string& filename, TextMode fileMode, AccessMode accessMode) :
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m_filename(filename),
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m_filemode(fileMode),
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m_textmode(fileMode),
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m_accessmode(accessMode),
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m_currentLine(0)
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{
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@ -82,16 +82,20 @@ void TextStream::save(const std::string& filename)
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std::string TextStream::readLine()
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{
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if (m_accessmode != ReadOnly || m_accessmode != ReadWrite)
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throw InvalidOperationException("Stream not open for reading");
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if (m_currentLine > m_lines.size())
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throw IOException("Position past stream bounds");
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return m_lines[m_currentLine++];
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}
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void TextStream::writeLine(const std::string& str)
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{
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if (m_currentLine > m_lines.size() && !m_autoResize)
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throw IOException("Position past stream bounds");
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if (m_accessmode != WriteOnly || m_accessmode != ReadWrite)
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throw InvalidOperationException("Stream not open for reading");
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else if (m_currentLine > m_lines.size())
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{
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m_lines.push_back(str);
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void TextStream::writeLines(std::vector<std::string> strings)
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{
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if (m_accessmode != WriteOnly || m_accessmode != ReadWrite)
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throw InvalidOperationException("Stream not open for reading");
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for (std::string s: strings)
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writeLine(s);
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}
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std::vector<std::string> TextStream::readLines(Uint32 numLines)
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{
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if (m_accessmode != ReadOnly || m_accessmode != ReadWrite)
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throw InvalidOperationException("Stream not open for reading");
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if (numLines > m_lines.size())
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throw InvalidOperationException("numLines exceeds the number of stored strings.");
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Uint32 currentLine = m_currentLine;
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std::vector<std::string> ret;
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std::string TextStream::readLineAt(Uint32 line)
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{
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if (m_accessmode != ReadOnly || m_accessmode != ReadWrite)
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throw InvalidOperationException("Stream not open for reading");
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if (line <= 0)
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throw InvalidOperationException("A line cannot be zero indexed");
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if ((line - 1) >= m_lines.size())
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throw IOException("Line index out of range");
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return m_lines[line - 1];
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}
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std::vector<std::string> TextStream::readAllLines()
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{
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if (m_accessmode != ReadOnly || m_accessmode != ReadWrite)
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throw InvalidOperationException("Stream not open for reading");
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return m_lines;
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}
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return m_currentLine + 1;
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}
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void TextStream::setAccessMode(AccessMode mode)
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{
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m_accessmode = mode;
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}
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TextStream::AccessMode TextStream::accessMode() const
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{
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return m_accessmode;
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}
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void TextStream::setTextMode(TextMode mode)
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{
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m_textmode = mode;
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}
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TextStream::TextMode TextStream::textMode() const
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{
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return m_textmode;
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}
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// PRIVATE FUNCTIONS
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void TextStream::loadLines()
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{
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while (!atEnd())
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