org.elasticsearch.common

Class Booleans

java.lang.Object

org.elasticsearch.common.Booleans

public class Booleans
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Booleans()

Method Summary

Modifier and Type	Method and Description
static boolean	isBoolean(char[] text, int offset, int length) returns true if the a sequence of chars is one of "true","false","on","off","yes","no","0","1"
static boolean	isBoolean(java.lang.String text)
static boolean	isExplicitFalse(java.lang.String value) Returns true iff the value is either of the following: false, 0, off, no otherwise false
static boolean	isExplicitTrue(java.lang.String value) Returns true iff the value is either of the following: true, 1, on, yes otherwise false
static boolean	isStrictlyBoolean(java.lang.String value)
static boolean	parseBoolean(java.lang.String value, boolean defaultValue) Returns true iff the value is neither of the following: false, 0, off, no otherwise false
static java.lang.Boolean	parseBoolean(java.lang.String value, java.lang.Boolean defaultValue)
static java.lang.Boolean	parseBooleanExact(java.lang.String value)
static java.lang.Boolean	parseBooleanExact(java.lang.String value, java.lang.Boolean defaultValue)

Methods inherited from class java.lang.Object

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

Constructor Detail

Booleans

public Booleans()

Method Detail

isBoolean

public static boolean isBoolean(char[] text,
                                int offset,
                                int length)

returns true if the a sequence of chars is one of "true","false","on","off","yes","no","0","1"

Parameters:

text - sequence to check

offset - offset to start

length - length to check

isBoolean

public static boolean isBoolean(java.lang.String text)

parseBooleanExact

public static java.lang.Boolean parseBooleanExact(java.lang.String value,
                                                  java.lang.Boolean defaultValue)

parseBooleanExact

public static java.lang.Boolean parseBooleanExact(java.lang.String value)

Returns:

true/false throws exception if string cannot be parsed to boolean

isStrictlyBoolean

public static boolean isStrictlyBoolean(java.lang.String value)

Returns:

true iff the provided value is either "true" or "false".

parseBoolean

public static java.lang.Boolean parseBoolean(java.lang.String value,
                                             java.lang.Boolean defaultValue)

parseBoolean

public static boolean parseBoolean(java.lang.String value,
                                   boolean defaultValue)

Returns true iff the value is neither of the following: false, 0, off, no otherwise false

isExplicitFalse

public static boolean isExplicitFalse(java.lang.String value)

Returns true iff the value is either of the following: false, 0, off, no otherwise false

isExplicitTrue

public static boolean isExplicitTrue(java.lang.String value)

Returns true iff the value is either of the following: true, 1, on, yes otherwise false