Class TCConverter


  • public class TCConverter
    extends Executable
    A client to convert transformation catalog between different formats.
    Version:
    $Revision$
    Author:
    Prasanth Thomas
    • Field Detail

      • DEFAULT_DATABASE

        private static java.lang.String DEFAULT_DATABASE
        The default database .
      • DATABASE_FORMAT

        private static java.lang.String DATABASE_FORMAT
        The database format.
      • FILE_FORMAT

        private static java.lang.String FILE_FORMAT
        The File format.
      • TEXT_FORMAT

        private static java.lang.String TEXT_FORMAT
        The textual format.
      • SUPPORTED_TRANSFORMATION_FORMAT

        private static final java.lang.String[] SUPPORTED_TRANSFORMATION_FORMAT
        The supported transformation formats.
      • TC_INITIALIZATION_FILES

        private static final java.lang.String[] TC_INITIALIZATION_FILES
        List of sql initialization files
      • mInputFiles

        private java.util.List<java.lang.String> mInputFiles
        The input files.
      • mOutputFile

        private java.lang.String mOutputFile
        The output file that is written out.
      • mOutputFormat

        private java.lang.String mOutputFormat
        The output format for the transformation catalog.
      • mInputFormat

        private java.lang.String mInputFormat
        The input format for the transformation catalog.
      • mDatabaseURL

        private java.lang.String mDatabaseURL
        The database type.
      • mDatabase

        private java.lang.String mDatabase
        The database type.
      • mDatabaseName

        private java.lang.String mDatabaseName
        The database name.
      • mDatabaseUserName

        private java.lang.String mDatabaseUserName
        The database user name.
      • mDatabasePassword

        private java.lang.String mDatabasePassword
        The database user password.
      • mDatabaseHost

        private java.lang.String mDatabaseHost
        The database host .
      • mLoggingLevel

        private int mLoggingLevel
        Denotes the logging level that is to be used for logging the messages.
    • Constructor Detail

      • TCConverter

        public TCConverter()
        The default constructor.
    • Method Detail

      • initialize

        protected void initialize​(java.lang.String[] opts)
        Description copied from class: Executable
        Initialize the executable object
        Overrides:
        initialize in class Executable
        Parameters:
        opts - the command line argument passed to the executable
      • setupLogging

        protected void setupLogging()
        Sets up the logging options for this class. Looking at the properties file, sets up the appropriate writers for output and stderr.
      • loadProperties

        public void loadProperties()
        Loads all the properties that would be needed by the Toolkit classes
        Specified by:
        loadProperties in class Executable
      • generateValidOptions

        public gnu.getopt.LongOpt[] generateValidOptions()
        Generates the list of valid options for the tc-converter client
        Specified by:
        generateValidOptions in class Executable
        Returns:
        LongOpt[] list of valid options
      • executeCommand

        public void executeCommand()
                            throws java.io.IOException
        Call the correct commands depending on options.
        Parameters:
        opts - Command options
        Throws:
        java.io.IOException
      • incrementLogging

        public void incrementLogging()
        Increments the logging level by 1.
      • decrementLogging

        public void decrementLogging()
        Decrements the logging level by 1.
      • getLoggingLevel

        public int getLoggingLevel()
        Returns the logging level.
        Returns:
        the logging level.
      • convertTC

        private void convertTC()
                        throws java.io.IOException
        Converts transformation catalog from one format to another
        Throws:
        java.io.IOException
      • convertTCEntryFrom

        private TransformationStore convertTCEntryFrom​(java.util.List<java.lang.String> inputFiles,
                                                       java.lang.String inputFormat)
                                                throws java.io.IOException
        Parses the input files in the input format and returns the output as a TransformationStore instance
        Parameters:
        inputFiles - list of input files that need to be converted
        inputFormat - input format of the input files
        Returns:
        TransformationStore reference to the TransformationStore object , null if no transformation catalog entry exists.
        Throws:
        java.io.IOException
      • parseTC

        private java.util.List<TransformationCatalogEntry> parseTC​(PegasusProperties pegasusProperties)
        Parses the input format specified in the properties file and returns list of TransfromationCatalogEntry
        Parameters:
        pegasusProperties - input format specified in the properties file
        Returns:
        list of TransfromationCatalogEntry
      • isSupportedFormat

        private boolean isSupportedFormat​(java.lang.String format)
        Checks if it is a supported transformation catalog format
        Parameters:
        format - the format
        Returns:
        true , if format is supported, false otherwise.
      • printLongVersion

        public void printLongVersion()
        Description copied from class: Executable
        This method is used to print the long version of the command.
        Specified by:
        printLongVersion in class Executable
      • convertTCEntryTo

        private void convertTCEntryTo​(TransformationStore output,
                                      java.lang.String format,
                                      java.lang.String filename)
                               throws java.io.IOException
        Converts Transformation store to the given output format.
        Parameters:
        output - the reference to TransformationStore object
        filename - the given output format.
        output - the given output file name, null if the format is database.
        Throws:
        java.io.IOException
      • main

        public static void main​(java.lang.String[] args)
                         throws java.lang.Exception
        The main function
        Parameters:
        args - arguments passed at runtime
        Throws:
        java.lang.Exception