Found 7442 Articles for Java

IntStream limit() method in Java

Arjun Thakur
Updated on 30-Jul-2019 22:30:25

1K+ Views

The limit() method of the IntStream class is used to return a stream consisting of the elements of this stream, truncated to be no longer than maxSize in length. Here, maxSize is the parameter.The syntax is as followsIntStream limit(long maxSize)Here, the maxSize parameter is the count of elements the stream is limited to.At first, an IntStream is created with the range() method to set a sequential order of elementsIntStream intStream = IntStream.range(20, 40);Now, use the limit() method, whose parameter is the maxSize i.e. the count of elements the stream is limited tointStream.limit(8)The following is an example to implement IntStream limit() ... Read More

ArrayBlockingQueue remove() method in Java

Ankith Reddy
Updated on 30-Jul-2019 22:30:25

149 Views

The remove() method of the ArrayBlockingQueue class in Java is used to remove a single instance of the specified element from this queue.The syntax is as followsboolean remove(Object ele)Here, ele is the element to be removed from the queue. To work with ArrayBlockingQueue class, you need to import the following packageimport java.util.concurrent.ArrayBlockingQueue;The following is an example to implement remove() method of Java ArrayBlockingQueue classExample Live Demoimport java.util.ArrayList; import java.util.Iterator; import java.util.concurrent.ArrayBlockingQueue; public class Demo {    public static void main(String[] args) throws InterruptedException {       ArrayBlockingQueue q = new ArrayBlockingQueue(10);       q.add(120);       q.add(10);   ... Read More

The codePoints() method in Java IntStream

George John
Updated on 30-Jul-2019 22:30:25

413 Views

The codePoint() method is used to display a stream of code point values from the given sequence.The syntax is as followsIntStream codePoints()To work with Java IntStream class, you need to import the following packageimport java.util.stream.IntStream;Here is our stringString myStr = "Example!";Now, get the code point valuesIntStream intStream = myStr.codePoints();The following is an example to implement codePoints() method in Java IntStreamExample Live Demoimport java.util.stream.IntStream; public class Demo {    public static void main(String args[]) {       String myStr = "Example!";       IntStream intStream = myStr.codePoints();       System.out.println("The following is the list of ASCII Values for the ... Read More

DoubleStream anyMatch() method in Java

Chandu yadav
Updated on 30-Jul-2019 22:30:25

111 Views

The anyMatch() method of the DoubleStream class returns whether any elements of this stream match the provided predicate.The syntax is as followsboolean anyMatch(DoublePredicate predicate)Here, the parameter predicate is a stateless predicate to apply to elements of this stream. The DoublePredicate here is a predicate of one double-valued argument.To use the DoubleStream class in Java, import the following packageimport java.util.stream.DoubleStream;Create a DoubleStream and add some elements to the streamDoubleStream doubleStream = DoubleStream.of(67.9, 89.9, 10.5, 95.8, 49.6);Now, check if any of the elements match the predicateboolean res = doubleStream.anyMatch(a -> a > 50);The following is an example to implement DoubleStream anyMatch() method ... Read More

The hashCode() method of CopyOnWriteArrayList method in Java

Arjun Thakur
Updated on 30-Jul-2019 22:30:25

221 Views

To get the hash code value of the list, you need to use the hashCode() method of the CopyOnWriteArrayList class.The syntax is as followspublic int hashCode()To work with CopyOnWriteArrayList class, you need to import the following packageimport java.util.concurrent.CopyOnWriteArrayList;The following is an example to implement CopyOnWriteArrayList class hashCode() method in JavaExample Live Demoimport java.util.concurrent.CopyOnWriteArrayList; public class Demo {    public static void main(String[] args) {       CopyOnWriteArrayList arrList = new CopyOnWriteArrayList();       arrList.add(30);       arrList.add(40);       arrList.add(60);       arrList.add(70);       arrList.add(90);       arrList.add(100);       arrList.add(120);   ... Read More

ArrayBlockingQueue remainingCapacity() Method in Java

Ankith Reddy
Updated on 30-Jul-2019 22:30:25

92 Views

The remainingCapacity() method of the ArrayBlockingQueue class in Java is used to return the number of additional elements that the queue can adopt without blocking.The syntax is as followsint remainingCapacity()To work with ArrayBlockingQueue class, you need to import the following packageimport java.util.concurrent.ArrayBlockingQueue;The following is an example to implement remainingCapacity() method of Java ArrayBlockingQueue classExample Live Demoimport java.util.concurrent.ArrayBlockingQueue; public class Demo {    public static void main(String[] args) throws InterruptedException {       ArrayBlockingQueue q = new ArrayBlockingQueue(10);       q.add(120);       q.add(400);       q.add(450);       q.add(500);       System.out.println("ArrayBlockingQueue = " + ... Read More

DoubleStream.Builder build() method in Java

George John
Updated on 30-Jul-2019 22:30:25

120 Views

The build() method of the DoubleStream.Builder class builds the stream. It transitions this builder to the built state.The syntax is as followsDoubleStream build()To use the DoubleStream.Builder class in Java, import the following packageimport java.util.stream.DoubleStream;The following is an example to implement DoubleStream.Builder build() method in Java:Example Live Demoimport java.util.stream.DoubleStream; public class Demo {    public static void main(String[] args) {       DoubleStream.Builder builder = DoubleStream.builder();       builder.add(34.5);       builder.add(87.1);       builder.add(35.6);       builder.add(66.1);       builder.add(36.8);       builder.add(77.4);       builder.add(88.2);       builder.add(68.9);       builder.build().forEach(System.out::println);    } }Output34.5 87.1 35.6 66.1 36.8 77.4 88.2 68.9

DoubleStream.Builder add() method in Java

Chandu yadav
Updated on 30-Jul-2019 22:30:25

118 Views

The add() method of the DoubleStream.Builder class in Java adds an element to the stream being built. The method returns this builder.The syntax is as followsdefault DoubleStream.Builder add(double ele)Here, ele is the element to be added to this stream.To use the DoubleStream.Builder class in Java, import the following packageimport java.util.stream.DoubleStream; Create DoubleStream.Builder: DoubleStream.Builder builder = DoubleStream.builder(); Now add some elements: builder.add(23.5); builder.add(33.1); builder.add(35.6); builder.add(53.1);The following is an example to implement DoubleStream.Builder add() method in JavaExample Live Demoimport java.util.stream.DoubleStream; public class Demo {    public static void main(String[] args) {       DoubleStream.Builder builder = DoubleStream.builder();       builder.add(23.5);   ... Read More

ArrayBlockingQueue take() method in Java

Arjun Thakur
Updated on 30-Jul-2019 22:30:25

226 Views

The take() method of the ArrayBlockingQueue class fetch and removes the head of this queue, waiting if necessary until an element becomes available.The syntax is as followspublic E take() throws InterruptedExceptionTo work with ArrayBlockingQueue class, you need to import the following packageimport java.util.concurrent.ArrayBlockingQueue;The following is an example to implement take() method of Java ArrayBlockingQueue classExample Live Demoimport java.util.concurrent.ArrayBlockingQueue; public class Demo {    public static void main(String[] args) throws InterruptedException {       ArrayBlockingQueue q = new ArrayBlockingQueue(10);       q.add(200);       q.add(310);       q.add(400);       q.add(450);       q.add(500);     ... Read More

Convert IntStream to String in Java

George John
Updated on 30-Jul-2019 22:30:25

497 Views

If you have IntStream with ASCII values, then easily convert it to string using the below given example.For IntStream class, import the following packageimport java.util.stream.IntStream;Let’s say the following is our IntStreamIntStream stream = "Example".chars();Now, convert the IntStream to stringString str = stream.collect(StringBuilder::new,    StringBuilder::appendCodePoint,    StringBuilder::append).toString();The following is an example to convert IntStream to String in JavaExampleimport java.util.stream.IntStream; class Demo {    public static void main(String[] args) {       IntStream stream = "Example".chars();       System.out.println("The ASCII values...");       String str = stream.collect(StringBuilder::new,       StringBuilder::appendCodePoint,       StringBuilder::append).toString();       System.out.println("The ... Read More

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