implemented composite pattern

src/uebung08/doc/Paragraph.java

@@ -0,0 +1,30 @@
+package uebung08.doc;
+
+public class Paragraph implements TextComponent {
+
+    private String text;
+
+    public Paragraph(String text) {
+        this.text = text;
+    }
+
+
+    public int countWords() {
+        int wordcount = 0;
+        boolean isInWord = false;
+
+
+        for (int i = 0; i < text.length(); i++) {
+            if(Character.isAlphabetic(text.charAt(i))){
+                if (!isInWord) {
+                    wordcount++;
+                    isInWord = true;
+                }
+            } else {
+                isInWord = false;
+            }
+        }
+
+        return wordcount;
+    }
+}