jsf/plugins/org.eclipse.jst.jsf.common.runtime/src/org/eclipse/jst/jsf/common/runtime/internal/view/model/common/Namespace.java

package org.eclipse.jst.jsf.common.runtime.internal.view.model.common;

import java.util.Collection;

/**
 * Abstracts an xml namespace used to define a set of view tags
 * 
 */
public abstract class Namespace
{
    /**
     * @return the namespace uri. MUST NOT BE NULL
     */
    public abstract String getNSUri();

    /**
     * @return the view elements in this namespace. May be empty but MUST NOT BE
     *         NULL.
     */
    public abstract Collection getViewElements();

    /**
     * @param name
     * @return the tag element called 'name' or null if none.
     */
    public abstract ITagElement getViewElement(final String name);

    /**
     * @return a user readable display name for this namespace or null if none.
     */
    public abstract String getDisplayName();

    public String toString()
    {
        return getNSUri();
    }
}