JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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Program: How to convert Array to List in java?


Description:

Java Arrays class provides few utility methods. One of the utility method Arrays.asList() helps us to convert an Array of objects to List of objects. Below example shows how to convert array to list object.


Code:
package com.java2novice.arrays;

import java.util.Arrays;
import java.util.List;

public class ArraysToList {

	public static void main(String a[]){
		String[] strArr = {"JAVA", "C++", "PERL", "STRUTS", "PLAY"};
		List<String> strList = Arrays.asList(strArr);
		System.out.println("Created List Size: "+strList.size());
		System.out.println(strList);
	}
}

Output:
Created List Size: 5
[JAVA, C++, PERL, STRUTS, PLAY]
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Knowledge Centre
Stream and types of Streams
A Stream is an abstraction that either produces or consumes information. There are two types of Streams and they are:

Byte Streams: Provide a convenient means for handling input and output of bytes. Byte Streams classes are defined by using two abstract classes, namely InputStream and OutputStream.

Character Streams: Provide a convenient means for handling input & output of characters. Character Streams classes are defined by using two abstract classes, namely Reader and Writer.
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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