threebedroomhouse.java

来自「orcale9i-java-programming外文书籍源码,结合orcale」· Java 代码 · 共 28 行

public class ThreeBedroomHouse {
  public String streetAddress = "123 Pine Street";
  public static final int NUMBEROFBEDROOMS = 3;

  public static int getNumberOfBedrooms() {

    // This will not work!
    // The compiler will produce errors on these two lines
    System.out.println("A house with " + NUMBEROFBEDROOMS + " bedrooms at " 
                       + getStreetAddress());
    System.out.println("A house with " + NUMBEROFBEDROOMS + " bedrooms at " 
                       + streetAddress);

    return NUMBEROFBEDROOMS;
  } 

  public String getStreetAddress() {

    // These two lines are OK
    System.out.println("A house with " + getNumberOfBedrooms() 
                       + " bedrooms at " + streetAddress);
    System.out.println("A house with " + NUMBEROFBEDROOMS + " bedrooms at " 
                       + streetAddress);

    return streetAddress;
  } 
}