Answered: Use the class MyArrayList to implement…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Use the class MyArrayList to implement the interface MyList listed below using parallel streams and write a test program to test the methods. The class should be thread safe.

interface MyList{ public void add(E x);

public void add(List lst);

public boolean forAll(Predicate pr);

public boolean exists(Predicate pr);

public long count(Predicate pr);

public List map(Function fn);

public List filter(Predicate pr);

public List mapFilter(Function fn, Predicate pr);

}

class MyArrayList implements MyList {

private ArrayList data = new ArrayList<>();

…

}

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