Java Doc for Data.java in  » Testing » jakarta-jmeter » org » apache » jorphan » collections » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Testing » jakarta jmeter » org.apache.jorphan.collections   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.jorphan.collections.Data Data public class Data implements Serializable(Code) Use this class to store database-like data. This class uses rows and columns to organize its data. It has some convenience methods that allow fast loading and retrieval of the data into and out of string arrays. It is also handy for reading CSV files. author:    Michael Stover (mstover1 at apache.org) version:    $Revision: 582659 $ Field Summary  int currentPossize       Map data       ArrayList header      Constructor Summary public   Data()      Constructor - takes no arguments. Method Summary public  void addColumnValue(String column, Object value)      Adds a value into the Data set at the current row, using a column name to find the column in which to insert the new value. public  void addHeader(String s)      Adds a header name to the Data object. public  void addRow()      public  void append(Data d)      Adds the rows of the given Data object to this Data object. public  int findValue(String column, Object value)      Returns the row number where a certain value is. Parameters:   column - column to be searched for value. Parameters:   value - object in Search of. public  String[] getColumn(String columnName)      This method will retrieve every entry in a certain column. public  List getColumnAsObjectArray(String columnName)      This method will retrieve every entry in a certain column. public  Object getColumnValue(String column)      Gets the value in the current row of the given column. Parameters:   column - name of the column. public  Object getColumnValue(int column)      Gets the value in the current row of the given column. Parameters:   column - index of the column (starts at 0). public  Object getColumnValue(int column, int row)      public  int getCurrentPos()      Get the number of the current row. public  String[] getDataAsText()      Returns all the data in the Data set as an array of strings. public static  Data getDataFromResultSet(ResultSet rs)      Gets a Data object from a ResultSet. public  int getHeaderCount()      public  String[] getHeaders()      Returns a String array of the column headers. public  boolean hasHeader(String column)      Checks to see if a column exists in the Data object. Parameters:   column - Name of column header to check for. public  boolean next()      Sets the current position of the Data set to the next row. True if there is another row. public  boolean previous()      Sets the current position of the Data set to the previous row. True if there is another row. public  void removeColumn(int col)      public  void removeRow()      Removes the current row. public  void removeRow(int index)      public  void replaceHeader(String oldHeader, String newHeader)      Replaces the given header name with a new header name. public  void reset()      Resets the current position of the data set to just before the first element. public  void setColumnData(String colName, Object value)      Sets the data for every row in the column. public  void setColumnData(int col, List data)      public  void setColumnValue(String column, Object value)      Sets the value in the Data set at the current row, using a column name to find the column in which to insert the new value. public  void setCurrentPos(int r)      Sets the current pos. public  void setData(String[] contents, String delimiter)      Use this method to set the entire data set. public  void setHeaders(String[] h)      Sets the headers for the data set. public  void setLine(String[] line)      Sets a row of data using an array of strings as input. public  void setLine(String[] line, String deflt)      Sets a row of data using an array of strings as input. public  int size()      Gets the number of rows in the Data object. public  void sort(String column, boolean asc)      Sorts the data using a given row as the sorting criteria. public  String toString()      Field Detail currentPossize int currentPossize(Code) data Map data(Code) header ArrayList header(Code) Constructor Detail Data public Data()(Code) Constructor - takes no arguments. Method Detail addColumnValue public void addColumnValue(String column, Object value)(Code) Adds a value into the Data set at the current row, using a column name to find the column in which to insert the new value. Parameters:   column - the name of the column to set. Parameters:   value - value to set into column. addHeader public void addHeader(String s)(Code) Adds a header name to the Data object. Parameters:   s - name of header. addRow public void addRow()(Code) append public void append(Data d)(Code) Adds the rows of the given Data object to this Data object. Parameters:   d - data object to be appended to this one findValue public int findValue(String column, Object value)(Code) Returns the row number where a certain value is. Parameters:   column - column to be searched for value. Parameters:   value - object in Search of. row # where value exists. getColumn public String[] getColumn(String columnName)(Code) This method will retrieve every entry in a certain column. It returns an array of strings from the column. Even if the data are not strings, they will be returned as strings in this method. Parameters:   columnName - name of the column. array of Strings representing the data. getColumnAsObjectArray public List getColumnAsObjectArray(String columnName)(Code) This method will retrieve every entry in a certain column. It returns an array of Objects from the column. Parameters:   columnName - name of the column. array of Objects representing the data. getColumnValue public Object getColumnValue(String column)(Code) Gets the value in the current row of the given column. Parameters:   column - name of the column. an Object which holds the value of the column. getColumnValue public Object getColumnValue(int column)(Code) Gets the value in the current row of the given column. Parameters:   column - index of the column (starts at 0). an Object which holds the value of the column. getColumnValue public Object getColumnValue(int column, int row)(Code) getCurrentPos public int getCurrentPos()(Code) Get the number of the current row. integer representing the current row getDataAsText public String[] getDataAsText()(Code) Returns all the data in the Data set as an array of strings. Each array gives a row of data, each column separated by tabs. array of strings. getDataFromResultSet public static Data getDataFromResultSet(ResultSet rs) throws SQLException(Code) Gets a Data object from a ResultSet. Parameters:   rs - ResultSet passed in from a database query a Data object throws:   java.sql.SQLException - getHeaderCount public int getHeaderCount()(Code) getHeaders public String[] getHeaders()(Code) Returns a String array of the column headers. array of strings of the column headers. hasHeader public boolean hasHeader(String column)(Code) Checks to see if a column exists in the Data object. Parameters:   column - Name of column header to check for. True or False depending on whether the column exists. next public boolean next()(Code) Sets the current position of the Data set to the next row. True if there is another row. False if there are no more rows. previous public boolean previous()(Code) Sets the current position of the Data set to the previous row. True if there is another row. False if there are no more rows. removeColumn public void removeColumn(int col)(Code) removeRow public void removeRow()(Code) Removes the current row. removeRow public void removeRow(int index)(Code) replaceHeader public void replaceHeader(String oldHeader, String newHeader)(Code) Replaces the given header name with a new header name. Parameters:   oldHeader - Old header name. Parameters:   newHeader - New header name. reset public void reset()(Code) Resets the current position of the data set to just before the first element. setColumnData public void setColumnData(String colName, Object value)(Code) Sets the data for every row in the column. setColumnData public void setColumnData(int col, List data)(Code) setColumnValue public void setColumnValue(String column, Object value)(Code) Sets the value in the Data set at the current row, using a column name to find the column in which to insert the new value. Parameters:   column - the name of the column to set. Parameters:   value - value to set into column. setCurrentPos public void setCurrentPos(int r)(Code) Sets the current pos. If value sent to method is not a valid number, the current position is set to one higher than the maximum. Parameters:   r - position to set to. setData public void setData(String[] contents, String delimiter)(Code) Use this method to set the entire data set. It takes an array of strings. It uses the first row as the headers, and the next rows as the data elements. Delimiter represents the delimiting character(s) that separate each item in a data row. Parameters:   contents - array of strings, the first element is a list of the columnheaders, the next elements each represent a single row ofdata. Parameters:   delimiter - the delimiter character that separates columns within thestring array. setHeaders public void setHeaders(String[] h)(Code) Sets the headers for the data set. Each header represents a column of data. Each row's data can be gotten with the column header name, which will always be a string. Parameters:   h - array of strings representing the column headers. setLine public void setLine(String[] line)(Code) Sets a row of data using an array of strings as input. Each value in the array represents a column's value in that row. Assumes the order will be the same order in which the headers were added to the data set. Parameters:   line - array of strings representing column values. setLine public void setLine(String[] line, String deflt)(Code) Sets a row of data using an array of strings as input. Each value in the array represents a column's value in that row. Assumes the order will be the same order in which the headers were added to the data set. Parameters:   line - array of strings representing column values. Parameters:   deflt - default value to be placed in data if line is not as long asheaders. size public int size()(Code) Gets the number of rows in the Data object. number of rows in Data object. sort public void sort(String column, boolean asc)(Code) Sorts the data using a given row as the sorting criteria. A boolean value indicates whether to sort ascending or descending. Parameters:   column - name of column to use as sorting criteria. Parameters:   asc - boolean value indicating whether to sort ascending ordescending. True for asc, false for desc. Currently thisfeature is not enabled and all sorts are asc. toString public String toString()(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)