Uses of Class
org.apache.pig.impl.PigContext

Packages that use PigContext

org.apache.pig	Public interfaces and classes for Pig.
org.apache.pig.backend.executionengine
org.apache.pig.backend.hadoop.executionengine
org.apache.pig.backend.hadoop.executionengine.fetch
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer
org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators
org.apache.pig.backend.hadoop.executionengine.util
org.apache.pig.builtin.mock
org.apache.pig.data	This package contains implementations of Pig specific data types as well as support functions for reading, writing, and using all Pig data types.
org.apache.pig.impl.builtin
org.apache.pig.impl.io
org.apache.pig.impl.streaming
org.apache.pig.impl.util
org.apache.pig.newplan.logical.expression
org.apache.pig.newplan.logical.relational
org.apache.pig.newplan.logical.visitor
org.apache.pig.parser
org.apache.pig.pen
org.apache.pig.scripting
org.apache.pig.scripting.groovy
org.apache.pig.scripting.jruby
org.apache.pig.scripting.js
org.apache.pig.scripting.jython
org.apache.pig.scripting.streaming.python
org.apache.pig.tools
org.apache.pig.tools.grunt
org.apache.pig.tools.pigstats
org.apache.pig.tools.pigstats.mapreduce
org.apache.pig.validator

Uses of PigContext in org.apache.pig

Fields in org.apache.pig declared as PigContext

protected PigContext

PigServer.pigContext

Methods in org.apache.pig that return PigContext

PigContext

PigServer.getPigContext()

Methods in org.apache.pig with parameters of type PigContext

static boolean	Main.dryrun(String scriptFile, PigContext pigContext)
ExecutionEngine	ExecType.getExecutionEngine(PigContext pigContext) Returns the Execution Engine that this ExecType is associated with.

Constructors in org.apache.pig with parameters of type PigContext

PigServer(PigContext context)

PigServer(PigContext context, boolean connect)

Uses of PigContext in org.apache.pig.backend.executionengine

Methods in org.apache.pig.backend.executionengine with parameters of type PigContext

void	ExecutionEngine.explain(LogicalPlan lp, PigContext pc, PrintStream ps, String format, boolean verbose, File dir, String suffix) This method handles the backend processing of the Explain command.
PigStats	ExecutionEngine.launchPig(LogicalPlan lp, String grpName, PigContext pc) This method is responsible for the actual execution of a LogicalPlan.

Uses of PigContext in org.apache.pig.backend.hadoop.executionengine

Fields in org.apache.pig.backend.hadoop.executionengine declared as PigContext

protected PigContext	HJob.pigContext
protected PigContext	HExecutionEngine.pigContext

Methods in org.apache.pig.backend.hadoop.executionengine with parameters of type PigContext

void	HExecutionEngine.explain(LogicalPlan lp, PigContext pc, PrintStream ps, String format, boolean verbose, File file, String suffix)
abstract void	Launcher.explain(PhysicalPlan pp, PigContext pc, PrintStream ps, String format, boolean verbose) Explain how a pig job will be executed on the underlying infrastructure.
protected void	Launcher.getErrorMessages(org.apache.hadoop.mapred.TaskReport[] reports, String type, boolean errNotDbg, PigContext pigContext)
PigStats	HExecutionEngine.launchPig(LogicalPlan lp, String grpName, PigContext pc)
abstract PigStats	Launcher.launchPig(PhysicalPlan php, String grpName, PigContext pc) Method to launch pig for hadoop either for a cluster's job tracker or for a local job runner.

Constructors in org.apache.pig.backend.hadoop.executionengine with parameters of type PigContext

HExecutionEngine(PigContext pigContext)

HJob(ExecJob.JOB_STATUS status, PigContext pigContext, POStore store, String alias)

HJob(ExecJob.JOB_STATUS status, PigContext pigContext, POStore store, String alias, PigStats stats)

Uses of PigContext in org.apache.pig.backend.hadoop.executionengine.fetch

Methods in org.apache.pig.backend.hadoop.executionengine.fetch with parameters of type PigContext

void	FetchLauncher.explain(PhysicalPlan pp, PigContext pc, PrintStream ps, String format) Creates an empty MR plan
static boolean	FetchOptimizer.isFetchEnabled(PigContext pc) Checks whether the fetch is enabled
static boolean	FetchOptimizer.isPlanFetchable(PigContext pc, PhysicalPlan pp) Visits the plan with FetchablePlanVisitor and checks whether the plan is fetchable.

Constructors in org.apache.pig.backend.hadoop.executionengine.fetch with parameters of type PigContext

FetchLauncher(PigContext pigContext)

FetchPOStoreImpl(PigContext pc)

Uses of PigContext in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer

Methods in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer with parameters of type PigContext

MROperPlan	MapReduceLauncher.compile(PhysicalPlan php, PigContext pc)
void	MapReduceLauncher.explain(PhysicalPlan php, PigContext pc, PrintStream ps, String format, boolean verbose)
ExecutionEngine	MRExecType.getExecutionEngine(PigContext pigContext)
ExecutionEngine	LocalExecType.getExecutionEngine(PigContext pigContext)
PigStats	MapReduceLauncher.launchPig(PhysicalPlan php, String grpName, PigContext pc)

Constructors in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer with parameters of type PigContext

JobControlCompiler(PigContext pigContext, org.apache.hadoop.conf.Configuration conf)

JobControlCompiler(PigContext pigContext, org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.conf.Configuration defaultConf)

LimitAdjuster(MROperPlan plan, PigContext pigContext)

MRCompiler(PhysicalPlan plan, PigContext pigContext)

MRExecutionEngine(PigContext pigContext)

SampleOptimizer(MROperPlan plan, PigContext pigContext)

Uses of PigContext in org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators

Methods in org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators that return PigContext

PigContext	POLoad.getPc()
PigContext	POPartitionRearrange.getPigContext()

Methods in org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators with parameters of type PigContext

void	POLoad.setPc(PigContext pc)
void	POPartitionRearrange.setPigContext(PigContext pigContext)

Uses of PigContext in org.apache.pig.backend.hadoop.executionengine.util

Methods in org.apache.pig.backend.hadoop.executionengine.util with parameters of type PigContext

static FileSpec	MapRedUtil.checkLeafIsStore(PhysicalPlan plan, PigContext pigContext)
static void	MapRedUtil.setupStreamingDirsConfMulti(PigContext pigContext, org.apache.hadoop.conf.Configuration conf) Sets up output and log dir paths for a multi-store streaming job
static void	MapRedUtil.setupStreamingDirsConfSingle(POStore st, PigContext pigContext, org.apache.hadoop.conf.Configuration conf) Sets up output and log dir paths for a single-store streaming job

Uses of PigContext in org.apache.pig.builtin.mock

Methods in org.apache.pig.builtin.mock with parameters of type PigContext

static Storage.Data

Storage.resetData(PigContext context) reset the store and get the Data object to access it

Uses of PigContext in org.apache.pig.data

Methods in org.apache.pig.data with parameters of type PigContext

static void	SchemaTupleFrontend.copyAllGeneratedToDistributedCache(PigContext pigContext, org.apache.hadoop.conf.Configuration conf) This must be called when the code has been generated and the generated code needs to be shipped to the cluster, so that it may be used by the mappers and reducers.
static void	SchemaTupleBackend.initialize(org.apache.hadoop.conf.Configuration jConf, PigContext pigContext)
static void	SchemaTupleBackend.initialize(org.apache.hadoop.conf.Configuration jConf, PigContext pigContext, boolean isLocal)
protected static void	SchemaTupleFrontend.lazyReset(PigContext pigContext) This is a method which caches a PigContext object that has had relevant key values set by SchemaTupleBackend.

Uses of PigContext in org.apache.pig.impl.builtin

Methods in org.apache.pig.impl.builtin with parameters of type PigContext

void	SampleLoader.computeSamples(ArrayList<Pair<FileSpec,Boolean>> inputs, PigContext pc)

Uses of PigContext in org.apache.pig.impl.io

Methods in org.apache.pig.impl.io with parameters of type PigContext

static OutputStream	FileLocalizer.create(String fileSpec, boolean append, PigContext pigContext)
static OutputStream	FileLocalizer.create(String fileSpec, PigContext pigContext)
static boolean	FileLocalizer.delete(String fileSpec, PigContext pigContext)
static boolean	FileLocalizer.fileExists(String filename, PigContext context)
static String	FileLocalizer.fullPath(String filename, PigContext pigContext)
static org.apache.hadoop.fs.Path	FileLocalizer.getTemporaryPath(PigContext pigContext)
static org.apache.hadoop.fs.Path	FileLocalizer.getTemporaryPath(PigContext pigContext, String suffix)
static String	FileLocalizer.hadoopify(String filename, PigContext pigContext)
static boolean	FileLocalizer.isDirectory(String filename, PigContext context)
static boolean	FileLocalizer.isFile(String filename, PigContext context)
DataBag	PigFile.load(LoadFunc lfunc, PigContext pigContext)
static SeekableInputStream	FileLocalizer.open(String fileSpec, long offset, PigContext pigContext)
static InputStream	FileLocalizer.open(String fileSpec, PigContext pigContext)
void	PigFile.store(DataBag data, FuncSpec storeFuncSpec, PigContext pigContext)

Constructors in org.apache.pig.impl.io with parameters of type PigContext

ReadToEndLoader(LoadFunc wrappedLoadFunc, org.apache.hadoop.conf.Configuration conf, String inputLocation, int splitIndex, PigContext pigContext)

Uses of PigContext in org.apache.pig.impl.streaming

Constructors in org.apache.pig.impl.streaming with parameters of type PigContext

StreamingCommand(PigContext pigContext, String[] argv)
Create a new StreamingCommand with the given command.

Uses of PigContext in org.apache.pig.impl.util

Methods in org.apache.pig.impl.util with parameters of type PigContext

static void	JarManager.createJar(OutputStream os, Set<String> funcs, PigContext pigContext) Create a jarfile in a temporary path, that is a merge of all the jarfiles containing the functions and the core pig classes.
static String	Utils.getTmpFileCompressorName(PigContext pigContext)
static boolean	Utils.isLocal(PigContext pigContext, org.apache.hadoop.conf.Configuration conf)
static void	Utils.setTmpFileCompressionOnConf(PigContext pigContext, org.apache.hadoop.conf.Configuration conf)

Uses of PigContext in org.apache.pig.newplan.logical.expression

Fields in org.apache.pig.newplan.logical.expression declared as PigContext

protected PigContext

ExpToPhyTranslationVisitor.pc

Methods in org.apache.pig.newplan.logical.expression with parameters of type PigContext

void	ExpToPhyTranslationVisitor.setPigContext(PigContext pc)

Uses of PigContext in org.apache.pig.newplan.logical.relational

Fields in org.apache.pig.newplan.logical.relational declared as PigContext

protected PigContext

LogToPhyTranslationVisitor.pc

Methods in org.apache.pig.newplan.logical.relational with parameters of type PigContext

void	LogicalPlan.optimize(PigContext pigContext)
void	LogToPhyTranslationVisitor.setPigContext(PigContext pc)
void	LogicalPlan.validate(PigContext pigContext, String scope, boolean skipInputOutputValidation)

Uses of PigContext in org.apache.pig.newplan.logical.visitor

Constructors in org.apache.pig.newplan.logical.visitor with parameters of type PigContext

InputOutputFileValidatorVisitor(OperatorPlan plan, PigContext pigContext)

ScalarVisitor(OperatorPlan plan, PigContext pigContext, String scope)

Uses of PigContext in org.apache.pig.parser

Methods in org.apache.pig.parser with parameters of type PigContext

static void

QueryParserUtils.attachStorePlan(String scope, LogicalPlan lp, String fileName, String func, Operator input, String alias, PigContext pigContext)

Constructors in org.apache.pig.parser with parameters of type PigContext

DryRunGruntParser(Reader stream, String source, PigContext context)

QueryParserDriver(PigContext pigContext, String scope, Map<String,String> fileNameMap)

StreamingCommandUtils(PigContext pigContext)

Uses of PigContext in org.apache.pig.pen

Methods in org.apache.pig.pen with parameters of type PigContext

void	LocalMapReduceSimulator.launchPig(PhysicalPlan php, Map<LOLoad,DataBag> baseData, LineageTracer lineage, IllustratorAttacher attacher, ExampleGenerator eg, PigContext pc)

Constructors in org.apache.pig.pen with parameters of type PigContext

ExampleGenerator(LogicalPlan plan, PigContext hadoopPigContext)

Illustrator(LineageTracer lineage, LinkedList<IdentityHashSet<Tuple>> equivalenceClasses, IllustratorAttacher attacher, PigContext hadoopPigContext)

Illustrator(LineageTracer lineage, LinkedList<IdentityHashSet<Tuple>> equivalenceClasses, int maxRecords, IllustratorAttacher attacher, LogicalSchema schema, PigContext hadoopPigContext)

IllustratorAttacher(PhysicalPlan plan, LineageTracer lineage, int maxRecords, Map<POLoad,LogicalSchema> poLoadToSchemaMap, PigContext hadoopPigContext)

LineageTrimmingVisitor(LogicalPlan plan, Map<LOLoad,DataBag> baseData, ExampleGenerator eg, Map<Operator,PhysicalOperator> LogToPhyMap, PhysicalPlan physPlan, PigContext pc)

Uses of PigContext in org.apache.pig.scripting

Methods in org.apache.pig.scripting that return PigContext

PigContext

ScriptPigContext.getPigContext()

Methods in org.apache.pig.scripting with parameters of type PigContext

protected abstract Map<String,List<PigStats>>	ScriptEngine.main(PigContext context, String scriptFile) Actually runs the script file.
abstract void	ScriptEngine.registerFunctions(String path, String namespace, PigContext pigContext) Registers scripting language functions as Pig functions with given namespace
Map<String,List<PigStats>>	ScriptEngine.run(PigContext pigContext, String scriptFile) Runs a script file.
static ScriptPigContext	ScriptPigContext.set(PigContext pigContext, ScriptEngine engine)

Uses of PigContext in org.apache.pig.scripting.groovy

Methods in org.apache.pig.scripting.groovy with parameters of type PigContext

protected Map<String,List<PigStats>>	GroovyScriptEngine.main(PigContext context, String scriptFile)
void	GroovyScriptEngine.registerFunctions(String path, String namespace, PigContext pigContext)

Uses of PigContext in org.apache.pig.scripting.jruby

Methods in org.apache.pig.scripting.jruby with parameters of type PigContext

protected Map<String,List<PigStats>>	JrubyScriptEngine.main(PigContext pigContext, String scriptFile)
void	JrubyScriptEngine.registerFunctions(String path, String namespace, PigContext pigContext) Evaluates the script containing ruby udfs to determine what udfs are defined as well as what libaries and other external resources are necessary.

Uses of PigContext in org.apache.pig.scripting.js

Methods in org.apache.pig.scripting.js with parameters of type PigContext

protected Map<String,List<PigStats>>	JsScriptEngine.main(PigContext pigContext, String scriptFile)
void	JsScriptEngine.registerFunctions(String path, String namespace, PigContext pigContext)

Uses of PigContext in org.apache.pig.scripting.jython

Methods in org.apache.pig.scripting.jython with parameters of type PigContext

void	JythonScriptEngine.load(InputStream script, String scriptFile, PigContext pigContext) execs the script text using the interpreter.
protected Map<String,List<PigStats>>	JythonScriptEngine.main(PigContext pigContext, String scriptFile)
void	JythonScriptEngine.registerFunctions(String path, String namespace, PigContext pigContext)

Uses of PigContext in org.apache.pig.scripting.streaming.python

Methods in org.apache.pig.scripting.streaming.python with parameters of type PigContext

protected Map<String,List<PigStats>>	PythonScriptEngine.main(PigContext context, String scriptFile)
void	PythonScriptEngine.registerFunctions(String path, String namespace, PigContext pigContext)

Uses of PigContext in org.apache.pig.tools

Constructors in org.apache.pig.tools with parameters of type PigContext

ToolsPigServer(PigContext ctx)

Uses of PigContext in org.apache.pig.tools.grunt

Constructors in org.apache.pig.tools.grunt with parameters of type PigContext

Grunt(BufferedReader in, PigContext pigContext)

Uses of PigContext in org.apache.pig.tools.pigstats

Fields in org.apache.pig.tools.pigstats declared as PigContext

protected PigContext	ScriptState.pigContext
protected PigContext	PigStats.pigContext

Methods in org.apache.pig.tools.pigstats that return PigContext

PigContext	ScriptState.getPigContext()
PigContext	PigStats.getPigContext()

Methods in org.apache.pig.tools.pigstats with parameters of type PigContext

void	ScriptState.setPigContext(PigContext pigContext)
static ScriptState	ScriptState.start(String commandLine, PigContext pigContext) Deprecated. use ScriptState.start(ScriptState) instead.

Constructors in org.apache.pig.tools.pigstats with parameters of type PigContext

EmptyPigStats(PigContext pigContext, POStore poStore)

Uses of PigContext in org.apache.pig.tools.pigstats.mapreduce

Methods in org.apache.pig.tools.pigstats.mapreduce with parameters of type PigContext

static void

MRPigStatsUtil.startCollection(PigContext pc, org.apache.hadoop.mapred.JobClient client, JobControlCompiler jcc, MROperPlan plan) Starts collecting statistics for the given MR plan

Uses of PigContext in org.apache.pig.validator

Constructors in org.apache.pig.validator with parameters of type PigContext

BlackAndWhitelistValidator(PigContext pigContext, OperatorPlan operatorPlan)