org.apache.pig.tools.grunt

Class GruntParser

java.lang.Object

org.apache.pig.tools.pigscript.parser.PigScriptParser

org.apache.pig.tools.grunt.GruntParser

All Implemented Interfaces:

org.apache.pig.tools.pigscript.parser.PigScriptParserConstants

public class GruntParser
extends org.apache.pig.tools.pigscript.parser.PigScriptParser

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	GruntParser.ExplainState
static class	GruntParser.StreamPrinter StreamPrinter.

Field Summary

Fields inherited from class org.apache.pig.tools.pigscript.parser.PigScriptParser

jj_nt, mConsoleReader, mInteractive, token, token_source

Fields inherited from interface org.apache.pig.tools.pigscript.parser.PigScriptParserConstants

ALIASES, AS, BAG_CONSTANT, BRIEF, CAT, CD, CLEAR, COPY, COPYFROMLOCAL, COPYTOLOCAL, DEFAULT, DESCRIBE, DESCRIBE_SHORT, DIGIT, DOT, DUMP, DUMP_SHORT, EOF, EOL, EXEC, EXPLAIN, EXPLAIN_SHORT, FLOAT, FS, FSSPECIALCHAR, GENERATE, HELP, HISTORY, IDENTIFIER, ILLUSTRATE, ILLUSTRATE_SHORT, IN_BLOCK, IN_COMMAND, IN_DOUBLE_QUOTED_STRING, IN_STRING, INTEGER, KILL, LETTER, LS, MKDIR, MOVE, MULTI_LINE_COMMENT, N, NUMBER, OUT, PARAM, PARAM_FILE, PATH, PIG, PIG_END, PIG_START, PREVREL, PWD, QUIT, QUIT_SHORT, QUOTE, QUOTEDSTRING, REGISTER, REMOVE, REMOVEFORCE, RUN, SCHEMA_DEFINITION, SCRIPT, SCRIPT_DONE, SEMICOLON, SET, SH, SINGLE_LINE_COMMENT, SPECIALCHAR, SQL, SQL_END, SQL_START, tokenImage, USING, XML

Constructor Summary

Constructors

Constructor and Description
GruntParser(java.io.InputStream stream)
GruntParser(java.io.InputStream stream, PigServer pigServer)
GruntParser(java.io.InputStream stream, java.lang.String encoding)
GruntParser(java.io.InputStream stream, java.lang.String encoding, PigServer pigServer)
GruntParser(org.apache.pig.tools.pigscript.parser.PigScriptParserTokenManager tm)
GruntParser(org.apache.pig.tools.pigscript.parser.PigScriptParserTokenManager tm, PigServer pigServer)
GruntParser(java.io.Reader reader)
GruntParser(java.io.Reader reader, PigServer pigServer)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	explainCurrentBatch()
protected void	explainCurrentBatch(boolean dontPrintOutput)
boolean	isDone()
void	parseOnly()
int[]	parseStopOnError()
int[]	parseStopOnError(boolean sameBatch) Parses Pig commands in either interactive mode or batch mode.
protected void	printAliases()
protected void	printClear()
protected void	printHelp()
protected void	processCat(java.lang.String path)
protected void	processCD(java.lang.String path)
protected void	processCopy(java.lang.String src, java.lang.String dst)
protected void	processCopyFromLocal(java.lang.String src, java.lang.String dst)
protected void	processCopyToLocal(java.lang.String src, java.lang.String dst)
protected void	processDescribe(java.lang.String alias)
protected void	processDump(java.lang.String alias)
protected void	processExplain(java.lang.String alias, java.lang.String script, boolean isVerbose, java.lang.String format, java.lang.String target, java.util.List<java.lang.String> params, java.util.List<java.lang.String> files)
protected void	processExplain(java.lang.String alias, java.lang.String script, boolean isVerbose, java.lang.String format, java.lang.String target, java.util.List<java.lang.String> params, java.util.List<java.lang.String> files, boolean dontPrintOutput)
protected void	processFsCommand(java.lang.String[] cmdTokens)
protected void	processHistory(boolean withNumbers)
protected void	processIllustrate(java.lang.String alias, java.lang.String script, java.lang.String target, java.util.List<java.lang.String> params, java.util.List<java.lang.String> files)
protected void	processKill(java.lang.String jobid)
protected void	processLS(java.lang.String path)
protected void	processMkdir(java.lang.String dir)
protected void	processMove(java.lang.String src, java.lang.String dst)
protected void	processPig(java.lang.String cmd)
protected void	processPWD()
protected void	processRegister(java.lang.String jar)
protected void	processRegister(java.lang.String path, java.lang.String scriptingLang, java.lang.String namespace)
protected void	processRemove(java.lang.String path, java.lang.String options)
protected void	processScript(java.lang.String script, boolean batch, java.util.List<java.lang.String> params, java.util.List<java.lang.String> files)
protected void	processSet()
protected void	processSet(java.lang.String key, java.lang.String value)
protected void	processShCommand(java.lang.String[] cmdTokens)
protected void	processSQLCommand(java.lang.String cmd)
void	prompt()
protected void	quit()
static int	runSQLCommand(java.lang.String hcatBin, java.lang.String cmd, boolean mInteractive)
protected void	setExplainState(GruntParser.ExplainState explainState)
void	setInteractive(boolean isInteractive)
void	setLoadOnly(boolean loadOnly)
void	setScriptIllustrate()
void	setValidateEachStatement(boolean b)

Methods inherited from class org.apache.pig.tools.pigscript.parser.PigScriptParser

Clear, disable_tracing, enable_tracing, Explain, generateParseException, GetKey, getLineNumber, getNextToken, GetPath, GetReserved, getToken, GetValue, History, Illustrate, parse, ReInit, ReInit, ReInit, ReInit, Script, setConsoleReader

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GruntParser

public GruntParser(java.io.Reader reader)

GruntParser

public GruntParser(java.io.Reader reader,
           PigServer pigServer)

GruntParser

public GruntParser(java.io.InputStream stream,
           java.lang.String encoding)

GruntParser

public GruntParser(java.io.InputStream stream,
           java.lang.String encoding,
           PigServer pigServer)

GruntParser

public GruntParser(java.io.InputStream stream)

GruntParser

public GruntParser(java.io.InputStream stream,
           PigServer pigServer)

GruntParser

public GruntParser(org.apache.pig.tools.pigscript.parser.PigScriptParserTokenManager tm)

GruntParser

public GruntParser(org.apache.pig.tools.pigscript.parser.PigScriptParserTokenManager tm,
           PigServer pigServer)

Method Detail

setInteractive

public void setInteractive(boolean isInteractive)

Overrides:

setInteractive in class org.apache.pig.tools.pigscript.parser.PigScriptParser

setValidateEachStatement

public void setValidateEachStatement(boolean b)

parseStopOnError

public int[] parseStopOnError()
                       throws java.io.IOException,
                              org.apache.pig.tools.pigscript.parser.ParseException

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

parseStopOnError

public int[] parseStopOnError(boolean sameBatch)
                       throws java.io.IOException,
                              org.apache.pig.tools.pigscript.parser.ParseException

Parses Pig commands in either interactive mode or batch mode. In interactive mode, executes the plan right away whenever a STORE command is encountered.

Throws:

IOException, - ParseException

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

setLoadOnly

public void setLoadOnly(boolean loadOnly)

setScriptIllustrate

public void setScriptIllustrate()

prompt

public void prompt()

Specified by:

prompt in class org.apache.pig.tools.pigscript.parser.PigScriptParser

quit

protected void quit()

Specified by:

quit in class org.apache.pig.tools.pigscript.parser.PigScriptParser

isDone

public boolean isDone()

parseOnly

public void parseOnly()
               throws java.io.IOException,
                      org.apache.pig.tools.pigscript.parser.ParseException

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processDescribe

protected void processDescribe(java.lang.String alias)
                        throws java.io.IOException

Specified by:

processDescribe in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processExplain

protected void processExplain(java.lang.String alias,
                  java.lang.String script,
                  boolean isVerbose,
                  java.lang.String format,
                  java.lang.String target,
                  java.util.List<java.lang.String> params,
                  java.util.List<java.lang.String> files)
                       throws java.io.IOException,
                              org.apache.pig.tools.pigscript.parser.ParseException

Specified by:

processExplain in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processExplain

protected void processExplain(java.lang.String alias,
                  java.lang.String script,
                  boolean isVerbose,
                  java.lang.String format,
                  java.lang.String target,
                  java.util.List<java.lang.String> params,
                  java.util.List<java.lang.String> files,
                  boolean dontPrintOutput)
                       throws java.io.IOException,
                              org.apache.pig.tools.pigscript.parser.ParseException

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

explainCurrentBatch

protected void explainCurrentBatch()
                            throws java.io.IOException

Throws:

java.io.IOException

explainCurrentBatch

protected void explainCurrentBatch(boolean dontPrintOutput)
                            throws java.io.IOException

Throws:

java.io.IOException

printAliases

protected void printAliases()
                     throws java.io.IOException

Specified by:

printAliases in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

printClear

protected void printClear()

Specified by:

printClear in class org.apache.pig.tools.pigscript.parser.PigScriptParser

processRegister

protected void processRegister(java.lang.String jar)
                        throws java.io.IOException

Specified by:

processRegister in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processRegister

protected void processRegister(java.lang.String path,
                   java.lang.String scriptingLang,
                   java.lang.String namespace)
                        throws java.io.IOException,
                               org.apache.pig.tools.pigscript.parser.ParseException

Specified by:

processRegister in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processScript

protected void processScript(java.lang.String script,
                 boolean batch,
                 java.util.List<java.lang.String> params,
                 java.util.List<java.lang.String> files)
                      throws java.io.IOException,
                             org.apache.pig.tools.pigscript.parser.ParseException

Specified by:

processScript in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processSet

protected void processSet(java.lang.String key,
              java.lang.String value)
                   throws java.io.IOException,
                          org.apache.pig.tools.pigscript.parser.ParseException

Specified by:

processSet in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processSet

protected void processSet()
                   throws java.io.IOException,
                          org.apache.pig.tools.pigscript.parser.ParseException

Specified by:

processSet in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processCat

protected void processCat(java.lang.String path)
                   throws java.io.IOException

Specified by:

processCat in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processCD

protected void processCD(java.lang.String path)
                  throws java.io.IOException

Specified by:

processCD in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processDump

protected void processDump(java.lang.String alias)
                    throws java.io.IOException

Specified by:

processDump in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processIllustrate

protected void processIllustrate(java.lang.String alias,
                     java.lang.String script,
                     java.lang.String target,
                     java.util.List<java.lang.String> params,
                     java.util.List<java.lang.String> files)
                          throws java.io.IOException,
                                 org.apache.pig.tools.pigscript.parser.ParseException

Specified by:

processIllustrate in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

org.apache.pig.tools.pigscript.parser.ParseException

processKill

protected void processKill(java.lang.String jobid)
                    throws java.io.IOException

Specified by:

processKill in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processLS

protected void processLS(java.lang.String path)
                  throws java.io.IOException

Specified by:

processLS in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processPWD

protected void processPWD()
                   throws java.io.IOException

Specified by:

processPWD in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processHistory

protected void processHistory(boolean withNumbers)

Specified by:

processHistory in class org.apache.pig.tools.pigscript.parser.PigScriptParser

printHelp

protected void printHelp()

Specified by:

printHelp in class org.apache.pig.tools.pigscript.parser.PigScriptParser

processMove

protected void processMove(java.lang.String src,
               java.lang.String dst)
                    throws java.io.IOException

Specified by:

processMove in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processCopy

protected void processCopy(java.lang.String src,
               java.lang.String dst)
                    throws java.io.IOException

Specified by:

processCopy in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processCopyToLocal

protected void processCopyToLocal(java.lang.String src,
                      java.lang.String dst)
                           throws java.io.IOException

Specified by:

processCopyToLocal in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processCopyFromLocal

protected void processCopyFromLocal(java.lang.String src,
                        java.lang.String dst)
                             throws java.io.IOException

Specified by:

processCopyFromLocal in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processMkdir

protected void processMkdir(java.lang.String dir)
                     throws java.io.IOException

Specified by:

processMkdir in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processPig

protected void processPig(java.lang.String cmd)
                   throws java.io.IOException

Specified by:

processPig in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processRemove

protected void processRemove(java.lang.String path,
                 java.lang.String options)
                      throws java.io.IOException

Specified by:

processRemove in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processFsCommand

protected void processFsCommand(java.lang.String[] cmdTokens)
                         throws java.io.IOException

Specified by:

processFsCommand in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

processShCommand

protected void processShCommand(java.lang.String[] cmdTokens)
                         throws java.io.IOException

Specified by:

processShCommand in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

runSQLCommand

public static int runSQLCommand(java.lang.String hcatBin,
                java.lang.String cmd,
                boolean mInteractive)
                         throws java.io.IOException

Throws:

java.io.IOException

processSQLCommand

protected void processSQLCommand(java.lang.String cmd)
                          throws java.io.IOException

Specified by:

processSQLCommand in class org.apache.pig.tools.pigscript.parser.PigScriptParser

Throws:

java.io.IOException

setExplainState

protected void setExplainState(GruntParser.ExplainState explainState)