src: Apply clang-format and extend use to Java code (#973)

java_indexer/src/main/java/com/sourcetrail/name/NameHierarchy.java

@@ -4,40 +4,38 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 
-public class NameHierarchy 
+public class NameHierarchy
 {
 	private List<NameElement> m_elements = new ArrayList<>();
 	private char m_separatpr = '.';
-	
-	public NameHierarchy()
-	{
-	}
-	
+
+	public NameHierarchy() {}
+
 	public NameHierarchy(String name)
 	{
 		m_elements.add(new NameElement(name));
 	}
-	
+
 	public NameHierarchy(NameElement name)
 	{
 		m_elements.add(name);
 	}
-	
+
 	public NameHierarchy(List<NameElement> names)
 	{
 		m_elements.addAll(names);
 	}
-	
+
 	public void setSeparator(char separator)
 	{
 		m_separatpr = separator;
 	}
-	
+
 	public void push(NameElement element)
 	{
 		m_elements.add(element);
 	}
-	
+
 	public void pop()
 	{
 		if (!m_elements.isEmpty())
@@ -45,7 +43,7 @@ public class NameHierarchy
 			m_elements.remove(m_elements.size() - 1);
 		}
 	}
-	
+
 	public Optional<NameElement> peek()
 	{
 		if (!m_elements.isEmpty())
@@ -54,22 +52,21 @@ public class NameHierarchy
 		}
 		return Optional.empty();
 	}
-	
+
 	public String serialize()
 	{
 		String serialized = m_separatpr + "\tm";
-		
+
 		for (int i = 0; i < m_elements.size(); i++)
 		{
 			if (i != 0)
 			{
 				serialized += "\tn";
 			}
-			
+
 			serialized += m_elements.get(i).serialize();
 		}
 
 		return serialized;
 	}
-	
 }