Uses of Class
de.unknownreality.dataframe.DataFrame

Packages that use DataFrame

Package	Description
de.unknownreality.dataframe
de.unknownreality.dataframe.common
de.unknownreality.dataframe.csv
de.unknownreality.dataframe.group
de.unknownreality.dataframe.index
de.unknownreality.dataframe.join
de.unknownreality.dataframe.meta
de.unknownreality.dataframe.transform

Uses of DataFrame in de.unknownreality.dataframe

Methods in de.unknownreality.dataframe that return DataFrame

Modifier and Type	Method and Description
<T extends Comparable<T>,C extends DataFrameColumn<T,C>> DataFrame	DataFrame.addColumn(Class<C> type, String name, ColumnAppender<T> appender) Creates and adds a column to this data frame based on a provided column class.
<T extends Comparable<T>> DataFrame	DataFrame.addColumn(Class<T> type, String name) Creates a column for a specified column value type using the default ColumnTypeMap.
<T extends Comparable<T>> DataFrame	DataFrame.addColumn(Class<T> type, String name, ColumnTypeMap columnTypeMap) Creates a column for a specified column value type using the provided ColumnTypeMap.
<T extends Comparable<T>,C extends DataFrameColumn<T,C>> DataFrame	DataFrame.addColumn(Class<T> type, String name, ColumnTypeMap columnTypeMap, ColumnAppender<T> appender) Creates and adds a new column based on a specified column value type and a ColumnTypeMap.
DataFrame	DataFrame.addColumn(DataFrameColumn column) Adds a column to the data frame.
DataFrame	DataFrame.addColumns(Collection<DataFrameColumn> columns) Adds a collection of columns to this data frame
DataFrame	DataFrame.addColumns(DataFrameColumn... columns) Adds an array of columns to this data frame
DataFrame	DataFrame.addIndex(String indexName, DataFrameColumn... columns) Adds a new index based on one or multiple index columns.
DataFrame	DataFrame.addIndex(String indexName, String... columnNames) Adds a new index based on one or multiple index columns.
DataFrame	DataFrame.append(Comparable... values) Appends a new row based on Comparable values.
DataFrame	DataFrame.append(DataRow row) Appends a new data row.
DataFrame	DataFrameBuilder.build() Builds the data frame using the parent data container and column information.
DataFrame	DataFrame.concat(Collection<DataFrame> dataFrames) Appends the rows from a collection of data frames to this data frame.
DataFrame	DataFrame.concat(DataFrame... dataFrames) Appends the rows from an array of data frames to this data frame.
DataFrame	DataFrame.concat(DataFrame other) Concatenates two data frames.
DataFrame	DataFrame.copy() Returns a copy of this data frame.
DataFrame	DataFrame.createSubset(int from, int to) Creates a new data frame from a subset of this data frame.
DataFrame	DataFrame.filter(FilterPredicate predicate) Filters data rows that are not valid according to an input predicate.
DataFrame	DataFrame.filter(String predicateString) Filters data rows that are not valid according to an input predicate.
DataFrame	DataFrame.find(FilterPredicate predicate) Deprecated. use select(FilterPredicate) instead.
DataFrame	DataFrame.find(String colName, Comparable value) Deprecated. use select(String,Comparable) instead.
static DataFrame	DataFrameConverter.fromDataContainer(DataContainer<?,?> reader, Map<String,DataFrameColumn> columns) Converts a parent data container to a data frame.
static DataFrame	DataFrameConverter.fromDataContainer(DataContainer<?,?> reader, Map<String,DataFrameColumn> columns, FilterPredicate filterPredicate) Converts a parent data container to a data frame.
DataFrame	DataFrameColumn.getDataFrame() Returns the parent data frame
static DataFrame	DataFrameLoader.load(File file) Loads a data frame from a file.
static DataFrame	DataFrameLoader.load(File file, File metaFile) Loads a data frame from a file and the corresponding meta file.
static DataFrame	DataFrameLoader.load(File file, File metaFile, FilterPredicate filterPredicate) Loads a data frame from a file and the corresponding meta file.
static DataFrame	DataFrameLoader.load(File file, FilterPredicate filterPredicate) Loads a data frame from a file.
static DataFrame	DataFrameLoader.loadResource(String path, String metaPath, ClassLoader classLoader) Loads a data frame from a resource and the corresponding meta resource.
static DataFrame	DataFrameLoader.loadResource(String path, String metaPath, ClassLoader classLoader, FilterPredicate filterPredicate) Loads a data frame from a resource and the corresponding meta resource.
DataFrame	DataFrame.removeColumn(DataFrameColumn column) Removes a column from this data frame
DataFrame	DataFrame.removeColumn(String header) Removes a column from this data frame
DataFrame	DataFrame.removeIndex(String name) Removes the index with the specified name
DataFrame	DataFrame.removePrimaryKey() Removes the current primary key
DataFrame	DataFrame.renameColumn(String name, String newName) Renames a column
DataFrame	DataFrame.reverse() Reverses all columns
DataFrame	DataFrame.select(FilterPredicate predicate) Returns a new data frame based on filtered rows from this data frame.
DataFrame	DataFrame.select(String predicateString) Returns a new data frame based on filtered rows from this data frame.
DataFrame	DataFrame.select(String colName, Comparable value) Returns a new data frame with all rows from this data frame where a specified column value equals an input value.
DataFrame	DataFrame.set(Collection<DataRow> rows) Clears all rows in this data frame and sets new rows using the provided DataRow collection.
DataFrame	DataFrame.set(DataFrameHeader header, Collection<DataRow> rows) Removes all columns and rows from this data frame.
DataFrame	DataFrame.setPrimaryKey(DataFrameColumn... cols) Sets the primary key columns using column objects
DataFrame	DataFrame.setPrimaryKey(String... colNames) Sets the primary key columns using column names
DataFrame	DataFrame.shuffle() Shuffles all rows
DataFrame	DataFrame.sort(Comparator<DataRow> comp) Sorts the rows in this data frame using a custom Comparator
DataFrame	DataFrame.sort(SortColumn... columns) Sorts the rows in this data frame by one or more SortColumn
DataFrame	DataFrame.sort(String name) Sorts the rows in this data frame using one column and the default sort direction (ascending)
DataFrame	DataFrame.sort(String name, SortColumn.Direction dir) Sorts the rows in this data frame using one column and sort direction.
DataFrame	DataFrame.subset(int from, int to) Sets this data frame to a subset of itself.
DataFrame	DataFrameColumn.transform(ColumnDataFrameTransform<C> transformer) Used to apply transformations on a column
DataFrame	DataFrame.transform(DataFrameTransform transformer) Converts this dataframe into another dataframe using a specified transformer
DataFrame	DataFrame.update(DataRow dataRow) Persists the updated values of a data row.

Methods in de.unknownreality.dataframe with parameters of type DataFrame

Modifier and Type	Method and Description
DataFrame	DataFrame.concat(DataFrame... dataFrames) Appends the rows from an array of data frames to this data frame.
DataFrame	DataFrame.concat(DataFrame other) Concatenates two data frames.
boolean	DataFrame.isCompatible(DataFrame input) Returns true if the header of an input data frame equals the header of this data frame.
JoinedDataFrame	DataFrame.joinInner(DataFrame dataFrame, JoinColumn... joinColumns) Joins this data frame with another data frame using the INNER JOIN method.
JoinedDataFrame	DataFrame.joinInner(DataFrame dataFrame, String... joinColumns) Joins this data frame with another data frame using the INNER JOIN method.
JoinedDataFrame	DataFrame.joinInner(DataFrame dataFrame, String suffixA, String suffixB, JoinColumn... joinColumns) Joins this data frame with another data frame using the INNER JOIN method.
JoinedDataFrame	DataFrame.joinLeft(DataFrame dataFrame, JoinColumn... joinColumns) Joins this data frame with another data frame using the LEFT JOIN method.
JoinedDataFrame	DataFrame.joinLeft(DataFrame dataFrame, String... joinColumns) Joins this data frame with another data frame using the LEFT JOIN method.
JoinedDataFrame	DataFrame.joinLeft(DataFrame dataFrame, String suffixA, String suffixB, JoinColumn... joinColumns) Joins this data frame with another data frame using the LEFT JOIN method.
JoinedDataFrame	DataFrame.joinRight(DataFrame dataFrame, JoinColumn... joinColumns) Joins this data frame with another data frame using the LEFT JOIN method.
JoinedDataFrame	DataFrame.joinRight(DataFrame dataFrame, String... joinColumns) Joins this data frame with another data frame using the RIGHT JOIN method.
JoinedDataFrame	DataFrame.joinRight(DataFrame dataFrame, String suffixA, String suffixB, JoinColumn... joinColumns) Joins this data frame with another data frame using the RIGHT JOIN method.
protected void	DataFrameColumn.setDataFrame(DataFrame dataFrame) Used internally by the data frame.

Method parameters in de.unknownreality.dataframe with type arguments of type DataFrame

Modifier and Type	Method and Description
DataFrame	DataFrame.concat(Collection<DataFrame> dataFrames) Appends the rows from a collection of data frames to this data frame.

Uses of DataFrame in de.unknownreality.dataframe.common

Methods in de.unknownreality.dataframe.common with parameters of type DataFrame

Modifier and Type	Method and Description
void	DataWriter.write(File file, DataFrame dataFrame, boolean writeMetaFile) Writes a DataFrame into a file and if specified also writes a meta file

Uses of DataFrame in de.unknownreality.dataframe.csv

Methods in de.unknownreality.dataframe.csv with parameters of type DataFrame

Modifier and Type	Method and Description
void	CSVWriter.write(File file, DataFrame dataFrame, boolean writeMetaFile)

Uses of DataFrame in de.unknownreality.dataframe.group

Subclasses of DataFrame in de.unknownreality.dataframe.group

Modifier and Type	Class and Description
class	DataGroup Created by Alex on 10.03.2016.

Methods in de.unknownreality.dataframe.group with parameters of type DataFrame

Modifier and Type	Method and Description
static DataGrouping	GroupUtil.groupBy(DataFrame df, String... columns) Groups a DataFrame using one or more columns.

Uses of DataFrame in de.unknownreality.dataframe.index

Methods in de.unknownreality.dataframe.index with parameters of type DataFrame

Modifier and Type	Method and Description
void	Indices.copyTo(DataFrame dataFrame) Copies all indices into another data frame

Constructors in de.unknownreality.dataframe.index with parameters of type DataFrame

Constructor and Description
Indices(DataFrame dataFrame) Creates an index for a data frame

Uses of DataFrame in de.unknownreality.dataframe.join

Subclasses of DataFrame in de.unknownreality.dataframe.join

Modifier and Type	Class and Description
class	JoinedDataFrame Created by Alex on 13.03.2016.

Methods in de.unknownreality.dataframe.join with parameters of type DataFrame

Modifier and Type	Method and Description
void	AbstractJoin.appendGroupJoinedRows(DataGroup group, DataFrame dfA, DataFrame dfB, DataRow rowA, JoinInfo joinInfo, DataFrameHeader joinHeader, List<DataRow> joinedRows) Appends the joined rows resulting from a row from one data frame and a data group from the other data frame
JoinedDataFrame	DirectionJoin.createDirectionJoin(DataFrame dfA, DataFrame dfB, DataFrameHeader joinHeader, JoinInfo joinInfo, JoinColumn[] joinColumns) Creates a direction (left or right) join
JoinInfo	AbstractJoin.fillJoinHeader(DataFrameHeader joinHeader, DataFrame dfA, DataFrame dfB, JoinColumn[] joinColumns, String suffixA, String suffixB) Fills a join header with the header information of two data frames.
void	AbstractJoin.fillValues(DataFrame dataFrame, DataRow row, JoinInfo joinInfo, Comparable[] joinedRowValues) Fills the values of a row into the corresponding values in a joined row value
String	JoinInfo.getJoinedHeader(String original, DataFrame dataFrame) Returns the header name in the joined data frame for a header name from one of the original data frames This method throws a DataFrameRuntimeException if the data frame was not used for the join.
int	JoinInfo.getJoinedIndex(String original, DataFrame dataFrame) Returns the column index in the joined data frame for a header name from one of the original data frames This method throws a DataFrameRuntimeException if the data frame was not used for the join.
static JoinedDataFrame	JoinUtil.innerJoin(DataFrame dfA, DataFrame dfB, JoinColumn... joinColumns) Joins two data frames using the INNER JOIN method and the default header name suffixes
static JoinedDataFrame	JoinUtil.innerJoin(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the INNER JOIN method and specified suffixes for the column header names
boolean	JoinInfo.isA(DataFrame dataFrame) Returns true if the specified data frame equals the first data frames used for the join.
boolean	JoinInfo.isB(DataFrame dataFrame) Returns true if the specified data frame equals the second data frames used for the join.
JoinedDataFrame	RightJoin.join(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the RIGHT JOIN method
JoinedDataFrame	LeftJoin.join(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the LEFT JOIN method
JoinedDataFrame	InnerJoin.join(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the INNER JOIN method
abstract JoinedDataFrame	AbstractJoin.join(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns)
static JoinedDataFrame	JoinUtil.leftJoin(DataFrame dfA, DataFrame dfB, JoinColumn... joinColumns) Joins two data frames using the LEFT JOIN method and the default header name suffixes
static JoinedDataFrame	JoinUtil.leftJoin(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the LEFT JOIN method and specified suffixes for the column header names
static JoinedDataFrame	JoinUtil.rightJoin(DataFrame dfA, DataFrame dfB, JoinColumn... joinColumns) Joins two data frames using the RIGHT JOIN method and the default header name suffixes
static JoinedDataFrame	JoinUtil.rightJoin(DataFrame dfA, DataFrame dfB, String joinSuffixA, String joinSuffixB, JoinColumn... joinColumns) Joins two data frames using the RIGHT JOIN method and specified suffixes for the column header names

Constructors in de.unknownreality.dataframe.join with parameters of type DataFrame

Constructor and Description
JoinInfo(DataFrameHeader header, DataFrame dataFrameA, DataFrame dataFrameB) Creates a join information using both data frames and the joined data frame header.

Uses of DataFrame in de.unknownreality.dataframe.meta

Methods in de.unknownreality.dataframe.meta with parameters of type DataFrame

Modifier and Type	Method and Description
static DataFrameMeta	DataFrameMeta.create(DataFrame dataFrame, Class<? extends ReaderBuilder> readerBuilderClass, DataWriter dataWriterBuilder) Creates data frame meta information
static DataFrameMeta	DataFrameMeta.create(DataFrame dataFrame, Class<? extends ReaderBuilder> readerBuilderClass, Map<String,String> writerAttributes) Creates data frame meta information

Uses of DataFrame in de.unknownreality.dataframe.transform

Methods in de.unknownreality.dataframe.transform that return DataFrame

Modifier and Type	Method and Description
DataFrame	DataFrameTransform.transform(DataFrame source) Transforms an input dataframe into a new data frame
DataFrame	CountTransformer.transform(DataFrameColumn<T,?> source) Creates a new dataframe containing the values of the input column and a column with the corresponding counts
DataFrame	ColumnDataFrameTransform.transform(I source) Transforms an input column into a data frame

Methods in de.unknownreality.dataframe.transform with parameters of type DataFrame

Modifier and Type	Method and Description
DataFrame	DataFrameTransform.transform(DataFrame source) Transforms an input dataframe into a new data frame