Java 9 open module example
Java 9 introduce module system but in modules system mainly we need to take care about accessibility of data, In another word we need to take care about which data…
Java 8 forEach Example
Java 8 forEach is internal iterator which is used to iterate object one by one and as same like external iterator like for…loop. Here are Java 8 forEach Example. Table…
Java Remove Element from Map
Here is examples Java Remove Element from Map using Map remove element using removeIf, Map remove element using iterator, Map remove element using Stream (Java 8). In java, Map is…
Java Remove Element from List
Removing element from List is our primary requirement during project development, Here i like to specified so many ways to remove element from list. There different ways in java remove…
Java 9 Steam iterate
In java 8 Stream class has static method iterate() which provide stream using that we can work like normal for…loop. Java 9 Steam iterate provide additional predicate method to terminate stream…
Solr Creating Custom Search Component
search component is a feature of search, such as highlighting or faceting. The search component is defined in solrconfig.xml separate from the request handlers, and then registered with a request…
Solr custom field Types and it’s definations
We can create solr custom field types in two ways.First one is to create field type from existing available fieldtypes and second one is to create our own field type…
Java 9 Reactive Programming with Flow API
Table of ContentsReactive streams:Reactive programming:The Flow Api:Publisher:Subscriber:Subscription:Processor:General Flow: Reactive streams: Reactive Streams aims to improve concurrency workflows for developers by solving the pain of back-pressure (when fast data source doesn’t…
Exception in thread “main” java.util.ConcurrentModificationException
During removing object from List or Set are facing java.util.ConcurrentModificationException following exception here is solution for it. I like to solve it using Java 8 streaming. Table of ContentsBad Code:Solution 1:…
Java 8 stream collect example
Table of ContentsExample 1: collect to List using Collectors filtering Output: Example 2: collect to List using Collectors mapping Output:Example 3: collect to Map using Collectors toMapExample 3: collect to Map using Collectors…