However, note that while many object types in Java have string representations, this does not guarantee that an object can be constructed from its string representation. To quote this source , Object serialization is the process of saving an object's state to a sequence of bytes, as well as the process of rebuilding those bytes into a live ...

Apr 2, 2013 · The Java String class actually overrides the default equals() implementation in the Object class – and it overrides the method so that it checks only the values of the strings, not their locations in memory.

Feb 26, 2013 · A class literal is an expression consisting of the name of a class, interface, array, or primitive type, or the pseudo-type void, followed by a '.' and the token class. One of the changes in JDK 5.0 is that the class java.lang.Class is generic, java.lang.Class Class<T>, therefore: Class<Print> p = Print.class; References here:

Cannot mock/spy class java.lang.String Mockito cannot mock/spy because : - Cannot mock wrapper types, String.class or Class.class. This is by design. This is working as intended. You can't mock strings. Use a real string instead.

Oct 3, 2012 · String s = "Hello"; // just syntactic sugar String s = new String("Hello"); Behind the hood both forms are not 100% equivalent, as the syntax using "" tries to reuse strings from Java's string pool, whereas the explicit instantiation with new String("") will always create a new object.

However I want to merge the two codes. Since in the first code I got the classnames in the form of string , I can't use Classname.class.getAttribute() since here Classname will be of type String. So I want a method which will convert the "Classname" from String type to Class type. I tried Class.forName() but it didn't work.

Jun 4, 2010 · If String-copy is available in the Pool then returns the reference. Otherwise, String object is added to the pool and returns the reference. The Java language provides special support for the string concatenation operator (+), and for conversion of other objects to strings. String concatenation is implemented through the StringBuilder(or ...

It's good to notice that in some cases use of "==" operator can lead to the expected result, because the way how java handles strings - string literals are interned (see String.intern()) during compilation - so when you write for example "hello world" in two classes and compare those strings with "==" you could get result: true, which is ...

Jan 6, 2010 · Java passing List<String> as Class<T>, wants to know the type of the list. 0. Giving List the same type as ...

Actually , you can modify the String class . If you edit the String.java file located in src.zip , and then rebuild the rt.jar , the String class will have more methods added by you . The downside is that that code will only work on your computer , or if you provide your String.class , and place it in the classpath before the default one .