Podsumowanie wzorców projektowych GoF

Klasy wzorca:DvdTitlepackage pk.dydakt.to.dp.b.gof.mediator;public abstract class DvdTitle {private String title;}public void setTitle(String titleIn) {this.title = titleIn;}public String getTitle() {return this.title;}DvdLowercaseTitlepackage pk.dydakt.to.dp.b.gof.mediator;public class DvdLowercaseTitle extends DvdTitle {private String LowercaseTitle;private DvdMediator dvdMediator;public DvdLowercaseTitle(String title, DvdMediator dvdMediator) {this.setTitle(title);resetTitle();this.dvdMediator = dvdMediator;this.dvdMediator.setLowercase(this);}public DvdLowercaseTitle(DvdTitle dvdTitle,DvdMediator dvdMediator) {this(dvdTitle.getTitle(), dvdMediator);}public void resetTitle() {this.setLowercaseTitle(this.getTitle().toLowerCase());}public void resetTitle(String title) {this.setTitle(title);this.resetTitle();}public void setSuperTitleLowercase() {this.setTitle(this.getLowercaseTitle());dvdMediator.changeTitle(this);}}public String getLowercaseTitle() {return LowercaseTitle;}private void setLowercaseTitle(String LowercaseTitle) {this.LowercaseTitle = LowercaseTitle;}DvdUpcaseTitlepackage pk.dydakt.to.dp.b.gof.mediator;public class DvdUpcaseTitle extends DvdTitle {75