org.apache.ignite.internal.commandline

Class CommandArgIterator

java.lang.Object

org.apache.ignite.internal.commandline.CommandArgIterator

public class CommandArgIterator
extends Object

Iterator over command arguments.

Constructor Summary

Constructors

Constructor and Description
CommandArgIterator(Iterator<String> argsIt, Set<String> commonArgumentsAndHighLevelCommandSet)

Method Summary

Modifier and Type	Method and Description
boolean	hasNextArg()
boolean	hasNextSubArg()
static boolean	isCommandOrOption(String raw) Check if raw arg is command or option.
String	nextArg(String err) Extract next argument.
int	nextIntArg(String argName)
long	nextLongArg(String argName)
int	nextNonNegativeIntArg(String argName)
long	nextNonNegativeLongArg(String argName)
Set<String>	nextStringSet(String argName)
@NotNull Set<String>	parseStringSet(String string)
String	peekNextArg() Returns the next argument in the iteration, without advancing the iteration.

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandArgIterator

public CommandArgIterator(Iterator<String> argsIt,
                          Set<String> commonArgumentsAndHighLevelCommandSet)

Parameters:

argsIt - Raw argument iterator.

commonArgumentsAndHighLevelCommandSet - All known subcomands.

Method Detail

hasNextArg

public boolean hasNextArg()

Returns:

Returns true if the iteration has more elements.

hasNextSubArg

public boolean hasNextSubArg()

Returns:

true if there's next argument for subcommand.

nextArg

public String nextArg(String err)

Extract next argument.

Parameters:

err - Error message.

Returns:

Next argument value.

peekNextArg

public String peekNextArg()

Returns the next argument in the iteration, without advancing the iteration.

Returns:

Next argument value or null if no next argument.

nextNonNegativeLongArg

public long nextNonNegativeLongArg(String argName)

Returns:

Numeric value.

nextNonNegativeIntArg

public int nextNonNegativeIntArg(String argName)

Returns:

Numeric value.

nextLongArg

public long nextLongArg(String argName)

Returns:

Numeric value.

nextIntArg

public int nextIntArg(String argName)

Returns:

Numeric value.

nextStringSet

public Set<String> nextStringSet(String argName)

Parameters:

argName - Name of argument.

parseStringSet

@NotNull
public @NotNull Set<String> parseStringSet(String string)

Parameters:

string - To scan on for string set.

Returns:

Set of string parsed from string param.

isCommandOrOption

public static boolean isCommandOrOption(String raw)

Check if raw arg is command or option.

Returns:

true If raw arg is command, overwise false.