class Ideone{
    public static final String DEFAULT_FIELD_VALUE = "example";
    private String field; // to ensure encapsulation, all attributes should be private
 
    public Ideone() {
        this(DEFAULT_FIELD_VALUE);
    }
 
    public Ideone(String field) {
        this.field = field;
    }
 
    public String getField() {
        return this.field;
    }
 
    public static void main(String[] args) {
        System.out.println(new Ideone().getField().equals("example"));
    }
}

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