com.sun.faces.context.RequestParameterMap Maven / Gradle / Ivy
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package com.sun.faces.context;
import java.util.Map;
import java.util.Set;
import java.util.Collections;
import java.util.Collection;
import java.util.Iterator;
import javax.faces.application.Application;
import javax.faces.component.NamingContainer;
import javax.faces.component.UIViewRoot;
import javax.faces.context.FacesContext;
import javax.servlet.ServletRequest;
import com.sun.faces.config.WebConfiguration;
import com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter;
import com.sun.faces.util.Util;
/**
* @see javax.faces.context.ExternalContext#getRequestParameterMap()
*/
public class RequestParameterMap extends BaseContextMap {
private String namingContainerId;
private final boolean namespaceParameters;
private final ServletRequest request;
private boolean inspectedParameterNames = false;
// ------------------------------------------------------------ Constructors
public RequestParameterMap(ServletRequest request) {
this.request = request;
WebConfiguration webConfig = WebConfiguration.getInstance();
namespaceParameters = webConfig.isOptionEnabled(
BooleanWebContextInitParameter.NamespaceParameters);
}
// -------------------------------------------------------- Methods from Map
@Override
public String get(Object key) {
Util.notNull("key", key);
if (!inspectedParameterNames) {
inspectedParameterNames = true;
request.getParameterNames();
}
String mapKey = key.toString();
String mapValue = null;
if (namespaceParameters) {
mapValue = request.getParameter(getNamingContainerId() + mapKey);
}
if (mapValue == null) {
mapValue = request.getParameter(mapKey);
}
return mapValue;
}
@Override
public Set> entrySet() {
return Collections.unmodifiableSet(super.entrySet());
}
@Override
public Set keySet() {
return Collections.unmodifiableSet(super.keySet());
}
protected String getNamingContainerId() {
if (null == namingContainerId) {
FacesContext context = FacesContext.getCurrentInstance();
UIViewRoot viewRoot = context.getViewRoot();
if (viewRoot == null) {
Application application = context.getApplication();
viewRoot = (UIViewRoot) application.createComponent(UIViewRoot.COMPONENT_TYPE);
}
if (viewRoot instanceof NamingContainer) {
namingContainerId = viewRoot.getContainerClientId(context);
} else {
namingContainerId = "";
}
}
return namingContainerId;
}
@Override
public Collection values() {
return Collections.unmodifiableCollection(super.values());
}
@Override
public boolean containsKey(Object key) {
boolean containsKey = false;
String mapKey = key.toString();
if (namespaceParameters) {
containsKey = (request.getParameter(getNamingContainerId() + mapKey) != null);
}
if (!containsKey) {
containsKey = (request.getParameter(mapKey) != null);
}
return containsKey;
}
@Override
public boolean equals(Object obj) {
return !(obj == null ||
!(obj.getClass()
== ExternalContextImpl
.theUnmodifiableMapClass)) && super.equals(obj);
}
@Override
public int hashCode() {
int hashCode = 7 * request.hashCode();
for (Iterator i = entrySet().iterator(); i.hasNext(); ) {
hashCode += i.next().hashCode();
}
return hashCode;
}
// --------------------------------------------- Methods from BaseContextMap
protected Iterator> getEntryIterator() {
return new EntryIterator(request.getParameterNames());
}
protected Iterator getKeyIterator() {
return new KeyIterator(request.getParameterNames());
}
protected Iterator getValueIterator() {
return new ValueIterator(request.getParameterNames());
}
} // END RequestParameterMap