Package uk.ac.starlink.ttools.task
package uk.ac.starlink.ttools.task
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ClassDescriptionParameter used to select a table for input.Environment implementation which wraps a base environment instance and adds some extra entries as specified by a given map.Defines an aggregation operation.Can accumulate multiple data items of a consistent type and yield an aggregate value corresponding to the set.Object that can manage aggregation for a given type of input data.Provides instances of the Aggregator interface.Task to add the contents of an external table for each row of an input table as array-valued columns.Task to do static calculations.TableMapper which concatenates tables top to bottom.Upload matcher that uses CDS's Xmatch service.Output mode which can be used to give the user, via the parameter system, the choice about what mode to use.Mapper which operates on a user-supplied selection of the columns of the input table.Describes an output column formed by aggregation of values from an input expression.Parameter for acquiring a connection to a database using JDBC.Abstract task which takes an input table and disposes of it.Parameter for configuring HTTP-level compression.Defines the credibility of a value.Aggregates a string value and a credibility assessment.DataLink validator task.Parameter for acquiring a fixed-length array of floating point values.Extends the Task interface by methods which allow task parameters to be queried based on a (at least partially) populated Environment.Interface which defines additional information available from a Parameter.Parameter which contains a value representing one or more
ProcessingStep
s.TablesInput which has a fixed number of input tables.Calculates optionally weighted density maps/histograms on an N-dimensional grid and outputs them in table form.TablesInput which has a variable number of input tables, treating them all the same as each other.Parameter for selecting input table format.Parameter for specifying a single input table.Parameter for specifying an indeterminate number of input tables.Provides the specifications for a single input table.Parameter which can control how column names are renamed if they would otherwise be duplicated in an output table.TableMapper which joins tables side-by-side.Defines how line endings are handled when formatting stilts commands.Invokes the Stilts tasks using aLineTableEnvironment
.Execution environment suitable for use with the TTOOLS package.Environment which allows use of ttools tasks from an in-memory context.Task which maps one or more input tables to an output table.SkyConeMatch2 implementation which uses an external Cone Search service.Task to copy multiple homogeneously acquired tables to an output container file.Task to add multiple tables, perhaps with different formats and preprocessing, to an output container file.Parameter to hold an output format capable of writing multiple tables.Task which writes multiple tables to a single output file.Parameter to hold the format of a table for output.Parameter for table output mode.Parameter for selecting an OutputReporter for use with taplint.Parameter to hold an output table.Constructs and writes a Multi-Order Coverage map.Samples data from a HEALPix pixel file.Interface to turn input coordinate values into coordinate values suitable for pixel sampling.Interrogates a HEALPix all-sky map to sample pixel data.Defines how statistics are to be acquired from a pixel or set of pixels.Performs a registry query.Parameter for acquiring a RowRunner.StarTable implementation which concatenates a list of compatible constituent tables in sequence.Defines a key-value pair for use in a stilts command line.Represents a set of parameter-value pairs to be grouped together for display purposes.Task for browsing available algebraic functions.MapperTask which has a single input table.Interface that defines mapping one table to another.Utilities for sky coordinate parameters.Calculates sky density maps and outputs them as tables.Task implementation for simplified sky matching task.SQL command-line client.Multiple cone match task which works by doing SQL queries using JDBC.JDBC table column writer task.Convenience parameter subclass for getting a sequence of string values.Concatenates multiple homogeneous tables top-to-bottom.Concatenates two tables top to bottom.Concatenates N tables top to bottom.Executes a single cone-search-like query to an external DAL service.Defines an object (probably a parameter) which can return a TableConsumer.Task which copies a single table from input to output.Task implementation for the histogram array creation task.Environment subinterface which provides additional functionality required for table-aware tasks.Parameter whose value is a StarTableFactory.Task for performing aggregation operations on groups of rows of an input table.Defines the aggregation that should be done to form an output column.Task for performing a 1D histogram.Joins N tables side-to-side.Interface which describes turning a string into a StarTable object.Creates a single-column table with values dispensed from a for loop.Interface for an operation which takes zero or more tables as input and produces one table as output.Defines an operation which maps zero or more tables on input to a table on output.Performs an internal (single-table) crossmatch.Task implementation for generic pair matching task.Permforms a multi-table crossmatch.General purpose task for copying multiple input tables to an output table container.Defines how Setting string values are generated from input values which refer to tables.TableMapper which does the work for the tpipe command.Task for performing a 2D scatter plot.Task for performing a 3D scatter plot.Provides a table.Interface for an object which can acquire multiple input tables.TAP Validator task.Mapper that does the work forTapQuerier
.Performs a TAP query.Object which can get the output table from a TapQuery.Aggregates parameters used for recovering and delivering the result of a TAP query.Enumeration of UWS job deletion modes.Resumes an existing TAP query.Manages a collection of parameters used to generate a TapService.Upload matcher that uses an external TAP service.Mode for upload crossmatches corresponding to the user options.TablesInput which allows a variable number of input tables, fixed at runtime using an integer parameter.Task which Copies a VOTable XML document intact but with control over the DATA encoding type.Task which performs VOTable checking.WordParser<W>Defines a parser which can turn a string into some other value.Parameter which can split its value up into an array of words, each parsed as a parameterised type.Parameter which describes one of the available XML encodings (UTF-8 etc).Utility task for XML Schema validation.