OnJava8-Examples/innerclasses/TestParcel.java at master · CSapprenticeWT/OnJava8-Examples · GitHub

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// innerclasses/TestParcel.java

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

class Parcel4 {

private class PContents implements Contents {

private int i = 11;

@Override public int value() { return i; }

}

protected final class

PDestination implements Destination {

private String label;

private PDestination(String whereTo) {

label = whereTo;

}

@Override

public String readLabel() { return label; }

}

public Destination destination(String s) {

return new PDestination(s);

}

public Contents contents() {

return new PContents();

}

public class TestParcel {

public static void main(String[] args) {

Parcel4 p = new Parcel4();

Contents c = p.contents();

Destination d = p.destination("Tasmania");

// Illegal -- can't access private class:

//- Parcel4.PContents pc = p.new PContents();

}