60 lines
1.7 KiB
Java
60 lines
1.7 KiB
Java
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import abstractextensions.CommanderExtension;
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import abstractextensions.SergeantExtension;
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import abstractextensions.SoldierExtension;
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import units.CommanderUnit;
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import units.SergeantUnit;
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import units.SoldierUnit;
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import units.Unit;
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/**
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* Created by Srdjan on 26-Apr-17.
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*/
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public class App {
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/**
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* Program entry point
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*
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* @param args command line args
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*/
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public static void main(String[] args) {
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//Create 3 different units
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Unit unit = new SoldierUnit("SoldierUnit1");
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Unit unit1 = new SergeantUnit("SergeantUnit1");
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Unit unit2 = new CommanderUnit("CommanderUnit1");
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//check for each unit to have an extension
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checkExtensionsForUnit(unit);
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checkExtensionsForUnit(unit1);
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checkExtensionsForUnit(unit2);
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}
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private static void checkExtensionsForUnit(Unit unit) {
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//separate for better view
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System.out.println();
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SoldierExtension soldierExtension = (SoldierExtension) unit.getUnitExtension("SoldierExtension");
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SergeantExtension sergeantExtension = (SergeantExtension) unit.getUnitExtension("SergeantExtension");
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CommanderExtension commanderExtension = (CommanderExtension) unit.getUnitExtension("CommanderExtension");
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if (soldierExtension != null) {
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soldierExtension.soldierReady();
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} else {
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System.out.println(unit.getName() + " without SoldierExtension");
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}
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if (sergeantExtension != null) {
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sergeantExtension.sergeantReady();
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} else {
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System.out.println(unit.getName() + " without SergeantExtension");
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}
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if (commanderExtension != null) {
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// commanderExtension.sergeantReady();
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} else {
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System.out.println(unit.getName() + " without CommanderExtension");
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}
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}
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}
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