ParseUtils (apache-cassandra API)

java.lang.Object

org.apache.cassandra.cql3.functions.types.ParseUtils

public abstract class ParseUtils extends Object

Simple utility class used to help parsing CQL values (mainly UDT and collection ones).

Method Summary

Modifier and Type

Method

Description

static boolean

isQuoted(String value, char quoteChar)

Return true if the given string is surrounded by the quote character given, and false otherwise.

static String

quote(String value)

Quote the given string; single quotes are escaped.

static String

unDoubleQuote(String value)

Unquote the given string if it is double quoted; double quotes are unescaped.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details
- quote
  
  public static String quote(String value)
  
  Quote the given string; single quotes are escaped. If the given string is null, this method returns a quoted empty string ('').
  
  Parameters:
  
  value - The value to quote.
  
  Returns:
  
  The quoted string.
- unDoubleQuote
  
  public static String unDoubleQuote(String value)
  
  Unquote the given string if it is double quoted; double quotes are unescaped. If the given string is not double quoted, it is returned without any modification.
  
  Parameters:
  
  value - The string to un-double quote.
  
  Returns:
  
  The un-double quoted string.
- isQuoted
  
  public static boolean isQuoted(String value, char quoteChar)
  
  Return true if the given string is surrounded by the quote character given, and false otherwise.
  
  Parameters:
  
  value - The string to inspect.
  
  Returns:
  
  true if the given string is surrounded by the quote character, and false otherwise.