How to use the java iterator hasNext() and next() methods? Every element in the collection can be visited one by one by calling next(). The method throws an exception when there are no more elements in the collection. In order to avoid the exception, you should call hasnext() before n...
Reporter.log ( String s, Boolean logToStandardOut); Reporter.log ( String s, int level); Reporter.log ( String s, int level, Boolean logToStandardOut); Read More: How to write an Effective Bug Report How to use TestNG Reporter Log in Selenium Selenium WebDriver is widely used for test...
Here we want to loadLICENSE.txtthat resides in Hamcrest library, so we will use theMatcher’sclass that helps to get a resource. The same file can be loaded using the classloader too. 13. Conclusion As we can see, there are many possibilities for loading a file and reading data from i...
We can useJacksonto convert ourMapstructure into a POJO. We can decorate our POJO with deserialization annotations to help Jackson make sense of the various naming conventions in the original INI file. A POJO is easier to use than any of the data structures we’ve seen so far. 5.1. Import...
-- test: command: java expected_output: 'Hello, This is delftstack.com ' --> <!--adsense--> To solve the issue, we use the `hasNextLine()` to check if the Scanner has the next line. It returns true if the Scanner has the next line; otherwise, it returns false. See example: ...
Java Code: package crunchify.com.tutorials; import java.util.LinkedList; import java.util.ListIterator; /** * @author Crunchify.com * How to iterate through LinkedList in Java? */ public class CrunchifyLinkedListIterator { public static void main(String[] args) { ...
You need to override toString method in your Book Model Class. For example, the class has three properties: String BookName; int BookYear; String BookAuthor; Your toString Method will look something like this: public String toString() { ...
In streaming mode, every JSON data is considered an individual token. When we useJsonReaderto process it, each token will be processed sequentially. For example, {"name":"Lokesh"} While parsing withJsonReader, above JSON will generate 4 tokens: ...
int size() : It returns the number of entries in the hash table. 5. Hashtable Example Let’s see a example for how to use Hashtable in java programs. import java.util.Hashtable; import java.util.Iterator; public class HashtableExample { public static void main(String[] args) { /...
In this article, you'll learn how to convert an InputStream object to a String in Java using different Java APIs and a 3rd-party library — Apache Commons IO. Convert an InputStream to a string using InputStream.readAllBytes() Since Java 9, you can use the readAllBytes() method from ...