Get and set the value of a property in a bean using Expression and Statement : Java Beans « Development Class « Java

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Java » Development Class » Java Beans Screenshots  Get and set the value of a property in a bean using Expression and Statement     import java.beans.Expression; import java.beans.Statement; public class Main {   public static void main(String[] argv) throws Exception {     Object o = new MyBean();     // Get the value of prop1     Expression expr = new Expression(o, "getProp1", new Object[0]);     expr.execute();     String s = (String) expr.getValue();     // Set the value of prop1     Statement stmt = new Statement(o, "setProp1", new Object[] { "new string" });     stmt.execute();   } } class MyBean {   String prop1;   public String getProp1() {     return prop1;   }   public void setProp1(String s) {     prop1 = s;   }   int prop2;   public int getProp2() {     return prop2;   }   public void setProp2(int i) {     prop2 = i;   }   byte[] prop3;   public byte[] getProp3() {     return prop3;   }   public void setProp3(byte[] bytes) {     prop3 = bytes;   } }                  Related examples in the same category 1.  JavaBean: BeanContextSupport 2.  JavaBean: Test program that adds 100 beans to a context 3.  JavaBean: how to use the instantiateChild() convenience method to create a bean 4.  JavaBean: illustrate delivery of the BeanContextMembershipEvent 5.  JavaBean: creates all of the objects, a tests the service capabilities 6.  Bean Container 7.  PropertyTable 8.  Property Test 9.  Introspecting a Bean 10.  Listening for Changes to the Selected File in a JFileChooser Dialog 11.  Get a list of selected files 12.  Listening for Changes to the Current Directory in a JFileChooser Dialog 13.  Displaying the Current Directory in the Title of a JFileChooser Dialog 14.  Setting an Accessory Component in a JFileChooser Dialog 15.  Convert a bean to XML persistence 16.  Listen for bean's property change event 17.  List property names of a Bean 18.  Prevent bean's property being serialized to XML 19.  Create an instance a Bean 20.  Convert an XML persistence to bean 21.  Determine bean's property type 22.  Listen for a constrained property change 23.  Bean has a single property called property. 24.  Implementing a Bound Property 25.  Implementing a Constrained Property: fires a PropertyChangeEvent whenever its value is about to be changed. 26.  Instantiating a Bean 27.  Listing the Property Names of a Bean 28.  Getting and Setting a Property of a Bean 29.  Get and set an Object type property 30.  gets and sets a primitive type property 31.  gets and sets an array type property 32.  Serializing a Bean to XML: XMLEncoder only persists the value of public properties. 33.  Deserializing a Bean from XML 34.  Preventing a Bean Property from Being Serialized to XML 35.  Serializing an Immutable Bean Property to XML 36.  Listening for a Property Change Event: A property change event is fired when a bound property is changed. 37.  Listening for a Vetoable Property Change Event 38.  Read bean's property value 39.  Saving and restoring the state of a pretend CAD system 40.  An extension of ArrayList that provides some handy utilities for working with JavaBeans 41.  An extension of Vector that provides some handy utilities for working with JavaBeans 42.  extends SimpleBeanInfo 43.  Get and set properties on a bean 44.  Bean Utility 45.  Is JavaBean Compliant Setter