TasteOfThingsV1.java Source code

Introduction

Here is the source code for TasteOfThingsV1.java

Source

    import java.util.Map;
    import java.util.HashMap;
    import java.util.Iterator;
    import java.lang.reflect.Method;

    import org.apache.commons.collections.Bag;
    import org.apache.commons.collections.bag.HashBag;

    import org.apache.commons.beanutils.BeanUtils;
    import org.apache.commons.beanutils.PropertyUtils;

    import org.apache.commons.lang.StringUtils;

public class TasteOfThingsV1 {

   private static Map testMap;
   private static TestBean testBean;

   public static void main(String args[]) throws Exception {
      prepareData();

      HashBag myBag = new HashBag(testMap.values());

      System.err.println("How many Boxes? " + myBag.getCount("Boxes"));
      myBag.add("Boxes", 5);
      System.err.println("How many Boxes now? " + myBag.getCount("Boxes"));

      Method method =
        testBean.getClass().getDeclaredMethod("getTestMap", new Class[0]);
      HashMap reflectionMap =
        (HashMap)method.invoke(testBean, new Object[0]);
      System.err.println("The value of the 'squ' key using reflection: " +
        reflectionMap.get("squ"));

      String squ = BeanUtils.getMappedProperty(testBean, "testMap", "squ");
      squ = StringUtils.capitalize(squ);

      PropertyUtils.setMappedProperty(testBean, "testMap", "squ", squ);

      System.err.println("The value of the 'squ' key is: " +
        BeanUtils.getMappedProperty(testBean, "testMap", "squ"));

      String box = (String)testMap.get("box");
      String caps =
        Character.toTitleCase(box.charAt(0)) +
        box.substring(1, box.length());
      System.err.println("Capitalizing boxes by Java: " + caps);
   }

   private static void prepareData() {
      testMap = new HashMap();
      testMap.put("box", "boxes");
      testMap.put("squ", "squares");
      testMap.put("rect", "rectangles");
      testMap.put("cir", "circles");

      testBean = new TestBean();
      testBean.setTestMap(testMap);
   }
}

    ------------------------------------------------------------------

import java.util.Map;
import java.util.HashMap;

public class TestBean {
   private Map testMap;

   public Map getTestMap() {
      return this.testMap;
   }
   public void setTestMap(Map testMap) {
      this.testMap = testMap;
   }
}