c:forEach

c:forEach have similar features and attributes than ui:repeat.

常规的 Usage

  • 索引: 0, China
  • 索引: 1, Switzerland
  • 索引: 2, United States
  • 索引: 3, United Kingdom
  • 索引: 4, Vietnam

源代码

<ui:composition xmlns="http://www.w3.org/1999/xhtml" xmlns:c="http://xmlns.jcp.org/jsp/jstl/core"
	xmlns:h="http://xmlns.jcp.org/jsf/html" xmlns:ui="http://xmlns.jcp.org/jsf/facelets">

	<ul>
	<c:forEach items="#{countryService.allCountries}" var="country" varStatus="metadata">
		<li style="background-color:#{ (metadata.odd ? 'grey' : 'white')}">
			<h:outputText value="#{i18n['index']}: #{metadata.index}, #{country.countryName}"/>
		</li>
	</c:forEach>
	</ul>

</ui:composition>
@ApplicationScoped
@ManagedBean(name = "countryService")
public class CountryServiceMockImpl implements CountryService, Serializable {

	// serialVersionUID
	private static final long serialVersionUID = 4289537697479875863L;

	// Private Data Members
	private List<Country> countryList;
	private Map<Long, Country> countryMap;

	@Override
	public List<Country> getAllCountries() {
		return countryList;
	}

	@Override
	public Country getCountryByCode(String countryCode) {

		Country country = null;

		for (Country curCountry : countryList) {

			if (curCountry.getCountryCode().equals(countryCode)) {
				country = curCountry;

				break;
			}
		}

		return country;
	}

	@Override
	public Map<Long, Country> getCountryMap() {
		return countryMap;
	}

	@PostConstruct
	public void postConstruct() {
		countryMap = new HashMap<Long, Country>();

		Country country = new Country(1, "CN", "China");
		countryMap.put(country.getCountryId(), country);
		country = new Country(2, "CH", "Switzerland");
		countryMap.put(country.getCountryId(), country);
		country = new Country(3, "US", "United States");
		countryMap.put(country.getCountryId(), country);
		country = new Country(4, "UK", "United Kingdom");
		countryMap.put(country.getCountryId(), country);
		country = new Country(5, "VN", "Vietnam");
		countryMap.put(country.getCountryId(), country);
		countryMap = Collections.unmodifiableMap(countryMap);
		countryList = Collections.unmodifiableList(new ArrayList<Country>(countryMap.values()));
	}
}
public class Country implements Serializable {

	// serialVersionUID
	private static final long serialVersionUID = 9135922470541735463L;

	// Private Data Members
	private long countryId;
	private String countryCode;
	private String countryName;

	public Country(long countryId, String countryCode, String countryName) {
		this.countryId = countryId;
		this.countryCode = countryCode;
		this.countryName = countryName;
	}

	public String getCountryCode() {
		return countryCode;
	}

	public long getCountryId() {
		return countryId;
	}

	public String getCountryName() {
		return countryName;
	}

	public void setCountryCode(String countryCode) {
		this.countryCode = countryCode;
	}

	public void setCountryId(long countryId) {
		this.countryId = countryId;
	}

	public void setCountryName(String countryName) {
		this.countryName = countryName;
	}
}
Liferay Faces Bridge Implementation 5.0.0 + Liferay Faces Portal 5.0.0 + Showcase Common 3.1.1 + Liferay Faces Util 3.4.1 + Mojarra 2.2.20