com.jgoodies.binding
Class BindingUtils
java.lang.Object
com.jgoodies.binding.BindingUtils
public final class BindingUtils
extends java.lang.Object
Consists exclusively of static methods that provide
convenience behavior used by the Binding classes.
static boolean | equals(Object o1, Object o2) - Checks and answers if the two objects are
both
null or equal.
|
static boolean | isBlank(String str) - Checks and answers if the given string is whitespace,
empty (
"" ) or null .
|
static boolean | isEmpty(String str) - Checks and answers if the given string is empty (
"" )
or null .
|
equals
public static boolean equals(Object o1,
Object o2)
Checks and answers if the two objects are
both
null
or equal.
#equals(null, null) == true
#equals("Hi", "Hi") == true
#equals("Hi", null) == false
#equals(null, "Hi") == false
#equals("Hi", "Ho") == false
o1
- the first object to compareo2
- the second object to compare
- boolean
true
if and only if
both objects are null
or equal
isBlank
public static boolean isBlank(String str)
Checks and answers if the given string is whitespace,
empty (
""
) or
null
.
#isBlank(null) == true
#isBlank("") == true
#isBlank(" ") == true
#isBlank("Hi ") == false
str
- the string to check, may be null
true
if the string is whitespace, empty
or null
isEmpty
public static boolean isEmpty(String str)
Checks and answers if the given string is empty (
""
)
or
null
.
#isEmpty(null) == true
#isEmpty("") == true
#isEmpty(" ") == false
#isEmpty("Hi ") == false
str
- the string to check, may be null
true
if the string is empty or null
Copyright © 2002-2008 JGoodies Karsten Lentzsch. All Rights Reserved.