格式化代码

xml/People.java

@@ -2,21 +2,24 @@
 // {Requires: nu.xom.Node; You must install
 // the XOM library from http://www.xom.nu }
 // {RunFirst: Person}
+
 import nu.xom.*;
+
 import java.util.*;
 
 public class People extends ArrayList<Person> {
-  public People(String fileName) throws Exception  {
-    Document doc = new Builder().build(fileName);
-    Elements elements =
-      doc.getRootElement().getChildElements();
-    for(int i = 0; i < elements.size(); i++)
-      add(new Person(elements.get(i)));
-  }
-  public static void main(String[] args) throws Exception {
-    People p = new People("People.xml");
-    System.out.println(p);
-  }
+    public People(String fileName) throws Exception {
+        Document doc = new Builder().build(fileName);
+        Elements elements =
+                doc.getRootElement().getChildElements();
+        for (int i = 0; i < elements.size(); i++)
+            add(new Person(elements.get(i)));
+    }
+
+    public static void main(String[] args) throws Exception {
+        People p = new People("People.xml");
+        System.out.println(p);
+    }
 } /* Output:
 [Dr. Bunsen Honeydew, Gonzo The Great, Phillip J. Fry]
 *///:~