Changed package naming across all examples.

service-layer/src/main/java/com/iluwatar/servicelayer/magic/MagicServiceImpl.java

@@ -0,0 +1,57 @@
+package com.iluwatar.servicelayer.magic;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.iluwatar.servicelayer.servicelayer.spell.Spell;
+import com.iluwatar.servicelayer.servicelayer.spell.SpellDao;
+import com.iluwatar.servicelayer.spellbook.Spellbook;
+import com.iluwatar.servicelayer.spellbook.SpellbookDao;
+import com.iluwatar.servicelayer.wizard.Wizard;
+import com.iluwatar.servicelayer.wizard.WizardDao;
+
+/**
+ * 
+ * Service implementation.
+ *
+ */
+public class MagicServiceImpl implements MagicService {
+	
+	private WizardDao wizardDao;
+	private SpellbookDao spellbookDao;
+	private SpellDao spellDao;
+
+	public MagicServiceImpl(WizardDao wizardDao, SpellbookDao spellbookDao, SpellDao spellDao) {
+		this.wizardDao = wizardDao;
+		this.spellbookDao = spellbookDao;
+		this.spellDao = spellDao;
+	}
+
+	@Override
+	public List<Wizard> findAllWizards() {
+		return wizardDao.findAll();
+	}
+
+	@Override
+	public List<Spellbook> findAllSpellbooks() {
+		return spellbookDao.findAll();
+	}
+
+	@Override
+	public List<Spell> findAllSpells() {
+		return spellDao.findAll();
+	}
+
+	@Override
+	public List<Wizard> findWizardsWithSpellbook(String name) {
+		Spellbook spellbook = spellbookDao.findByName(name);
+		return new ArrayList<Wizard>(spellbook.getWizards());
+	}
+
+	@Override
+	public List<Wizard> findWizardsWithSpell(String name) {
+		Spell spell = spellDao.findByName(name);
+		Spellbook spellbook = spell.getSpellbook();
+		return new ArrayList<Wizard>(spellbook.getWizards());
+	}
+}