Syntax error The build() method in Java Stream.Builder

The build() method in Java Stream.Builder

The build() method in Stream.Builder class is used to build the stream. It returns the built stream.

The syntax is as follows:

Stream<T>l build()

Import the following package for the Stream.Builder class in Java:

import java.util.stream.Stream;

Declare a Stream.Builder:

Stream.Builder<String> builder = Stream.builder();

Add some elements in the stream:

builder.add("One");
builder.add("Two");
builder.add("Three");

Now, use the build() method:

Stream<String> str = builder.build();

The following is an example displaying how to implement build() method of Stream.Builder in Java:

Example

 Live Demo

import java.util.stream.Stream;
public class Demo {
   public static void main(String[] args) {
      Stream.Builder<String> builder = Stream.builder();
      builder.add("One");
      builder.add("Two");
      builder.add("Three");
      builder.add("Four");
      builder.add("Five");
      builder.add("Six");
      builder.add("Seven");
      builder.add("Eight");
      Stream<String> str = builder.build();
      str.forEach(System.out::println);
   }
}

Output

One
Two
Three
Four
Five
Six
Seven
Eigh
Updated on: 2019-07-30T22:30:25+05:30

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