Mega Code Archive
Use Bean Utils to get property value from object
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import org.apache.commons.beanutils.BeanUtils;
import java.util.Map;
import java.util.Date;
import java.util.List;
import java.util.HashMap;
import java.util.ArrayList;
import java.util.GregorianCalendar;
public class BeanUtilsExampleV1 {
public static void main(String args[]) throws Exception {
BeanUtilsExampleV1 diff = new BeanUtilsExampleV1();
Movie movieBean = diff.prepareData();
System.err.println("Movie Title: " +
BeanUtils.getProperty(movieBean, "title"));
System.err.println("Movie Year: " +
BeanUtils.getProperty(movieBean, "dateOfRelease"));
System.err.println("Movie Director: " +
BeanUtils.getProperty(movieBean, "director.name"));
System.err.println("Movie Director Home Contact: " +
BeanUtils.getProperty(movieBean, "director.contactNumber(Home)"));
System.err.println("Movie Genre (Thriller): " +
BeanUtils.getProperty(movieBean, "genre(THR)"));
System.err.println("Movie Actor 1 name: " +
BeanUtils.getProperty(movieBean, "actors[0].name"));
System.err.println("Movie Actor 1 worth: " +
BeanUtils.getProperty(movieBean, "actors[0].worth"));
System.err.println("Movie Actor 1 other movie 1: " +
BeanUtils.getProperty(movieBean, "actors[0].movieCredits[0].title"));
}
private Movie prepareData() {
Movie movie = new Movie();
movie.setTitle("The Italian Job");
movie.setDateOfRelease(new GregorianCalendar(1969, 0, 1).getTime());
// sets the genre
Map genre_map = new HashMap();
genre_map.put("THR", "Thriller");
genre_map.put("ACT", "Action");
movie.setGenre(genre_map);
// creates the Director
Person director = new Person();
director.setName("Peter Collinson");
director.setGender(1);
Map director_contacts = new HashMap();
director_contacts.put("Home", "99922233");
director_contacts.put("Mobile", "0343343433");
director.setContactNumber(director_contacts);
movie.setDirector(director);
// create the actors
Actor actor1 = new Actor();
actor1.setName("Michael Caine");
actor1.setGender(1);
actor1.setWorth(10000000);
List actor1_movies = new ArrayList();
Movie movie2 = new Movie();
movie2.setTitle("The Fourth Protocol");
Movie movie3 = new Movie();
movie3.setTitle("Shiner");
actor1_movies.add(movie2);
actor1_movies.add(movie3);
actor1.setMovieCredits(actor1_movies);
Actor actor2 = new Actor();
actor2.setName("Margaret Blye");
actor2.setGender(2);
actor2.setWorth(20000000);
List actors = new ArrayList();
actors.add(actor1);
actors.add(actor2);
movie.setActors(actors);
return movie;
}
}
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import java.util.List;
public class Actor extends Person {
public Actor() {
}
public List getMovieCredits() { return this.movieCredits; }
public void setMovieCredits(List movieCredits) {
this.movieCredits = movieCredits;
}
public long getWorth() { return this.worth; }
public void setWorth(long worth) { this.worth = worth; }
private List movieCredits;
private long worth;
}
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import java.util.Map;
import java.util.List;
import java.util.Date;
public class Movie {
public Movie() {
}
public Date getDateOfRelease() { return this.dateOfRelease; }
public void setDateOfRelease(Date dateOfRelease) {
this.dateOfRelease = dateOfRelease;
}
public String getTitle() { return this.title; }
public void setTitle(String title) {this.title = title; }
public Person getDirector() { return this.director; }
public void setDirector(Person director) { this.director = director; }
public List getActors() { return this.actors; }
public void setActors(List actors) { this.actors= actors; }
public String[] getKeywords() { return this.keywords; }
public void setKeyWords(String[] keywords) { this.keywords = keywords; }
public Map getGenre() { return this.genre; }
public void setGenre(Map genre) { this.genre = genre; }
private Date dateOfRelease;
private String title;
private Person director;
private List actors;
private String[] keywords;
private Map genre;
}
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import java.util.Map;
import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;
import org.apache.commons.lang.builder.ToStringBuilder;
public class Person {
public Person() {
}
public String getName() {
return this.name == null ? "NoName" : this.name; }
public void setName(String name) { this.name = name; }
public int getGender() { return this.gender; }
public void setGender(int gender) { // 0 - Indeterminate, 1 - Male, 2 - Female
this.gender = (gender > 2 || gender < 0) ? 0 : gender; }
public Map getContactNumber() { return this.contactNumber; }
public void setContactNumber(Map contactNumber) {
this.contactNumber = contactNumber;
}
/**public boolean equals(Object o) {
if(o == this) return true;
if(!(o instanceof Person)) return false;
Person otherPerson = (Person)o;
if(otherPerson.getName().equals(this.name) &&
otherPerson.getGender() == this.gender) return true;
return false;
}*/
public boolean equals(Object o) {
if(!(o instanceof Person)) return false;
Person otherPerson = (Person)o;
return new EqualsBuilder()
.append(name, otherPerson.getName())
.append(gender, otherPerson.getGender())
.isEquals();
}
public int hashCode() {
return new HashCodeBuilder(7, 51)
.append(name)
.append(gender)
.append(contactNumber)
.toHashCode();
}
public String toString() {
return new ToStringBuilder(this)
.append("Name", name)
.append("Gender", gender)
.append("Contact Details", contactNumber)
.toString();
}
private String name;
private int gender;
private Map contactNumber;
}
BeanUtilsExampleV1.zip( 880 k)
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