📄 htmlborrowersformatter.java
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/*!Begin Snippet:file*/
import java.util.*;
/**
* This class implements a method that obtains an HTML
* representation of a {@link BorrowerDatabase} object.
*
* @author author name
* @version 1.0.0
* @see BorrowersFormatter
* @see BorrowerDatabase
* @see Borrower
* @see BorrowedItems
* @see CatalogItem
*/
public class HTMLBorrowersFormatter
implements BorrowersFormatter {
/* Line separator*/
private final static String NEW_LINE = System.getProperty("line.separator");
/* single instance of this class */
static private HTMLBorrowersFormatter singletonInstance = null;
/**
* Obtains the single instance of class
* <code>HTMLBorrowersFormatter</code>
*
* @return the single instance of class
* <code>HTMLBorrowersFormatter</code>
*/
static public HTMLBorrowersFormatter getSingletonInstance() {
if (singletonInstance == null) {
singletonInstance = new HTMLBorrowersFormatter();
}
return singletonInstance;
}
/*
* The constructor is declared private so other classes cannot
* create an instance of this class.
*/
private HTMLBorrowersFormatter() {
}
/**
* Obtains an HTML representation of the specified borrower
* database.
*
* @param borrowerDB the borrower database.
* @return an HTML representation of the specified
* {@link BorrowerDatabase} object.
*/
public String formatBorrowers (BorrowerDatabase borrowerDB) {
String out = "<html>"
+ NEW_LINE
+ " <body>"
+ NEW_LINE + ""
+ " <center><h2>Borrower Database</h2></center>"
+ NEW_LINE;
for (Iterator i = borrowerDB.getBorrowersIterator();
i.hasNext();) {
Borrower borrower = (Borrower) i.next();
out += " <hr>"
+ NEW_LINE
+ " <h4>"
+ borrower.getId()
+ " "
+ borrower.getName()
+ "</h4>"
+ NEW_LINE;
BorrowedItems items = borrower.getBorrowedItems();
if (items.getNumberOfItems() > 0) {
out += " <blockquote>" + NEW_LINE;
for (Iterator j = items.getItemsIterator(); j.hasNext();) {
CatalogItem item = (CatalogItem) j.next();
out += " "
+ item.getCode()
+ " "
+ item.getTitle()
+ "<br>"
+ NEW_LINE;
}
out += " </blockquote>" + NEW_LINE;
}
}
out += " </body>" + NEW_LINE + "</html>";
return out;
}
}
/*!End Snippet:file*/
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