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    • de.mhus.lib.vaadin.servlet.VaadinWrappedSessionWrapper Maven / Gradle / Ivy

    The newest version!
    /**
 * Copyright 2018 Mike Hummel
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package de.mhus.lib.vaadin.servlet;

import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.Map;
import java.util.Set;

import com.vaadin.server.WrappedSession;

import de.mhus.lib.core.AbstractProperties;
import de.mhus.lib.core.util.MapEntry;
import de.mhus.lib.errors.NotSupportedException;

public class VaadinWrappedSessionWrapper extends AbstractProperties {

	private static final long serialVersionUID = 1L;
	private WrappedSession instance;

	public VaadinWrappedSessionWrapper(WrappedSession wrappedSession) {
		instance = wrappedSession;
	}

	@Override
	public boolean containsValue(Object value) {
		throw new NotSupportedException();
	}

	@Override
	public Collection values() {
		LinkedList out = new LinkedList<>();
		for (String name : instance.getAttributeNames()) {
			out.add(instance.getAttribute(name));
		}
		return out;
	}

	@Override
	public Set> entrySet() {
		HashSet> out = new HashSet<>();
		for (String name : instance.getAttributeNames()) {
			out.add(new MapEntry( name, instance.getAttribute(name)) );
		}
		return out;
	}

	@Override
	public Object getProperty(String name) {
		return instance.getAttribute(name);
	}

	@Override
	public boolean isProperty(String name) {
		return instance.getAttribute(name) != null;
	}

	@Override
	public void removeProperty(String key) {
		instance.removeAttribute(key);
	}

	@Override
	public void setProperty(String key, Object value) {
		instance.setAttribute(key, value);
	}

	@Override
	public boolean isEditable() {
		return true;
	}

	@Override
	public Set keys() {
		return instance.getAttributeNames();
	}

	@Override
	public int size() {
		return instance.getAttributeNames().size();
	}

	@Override
	public void clear() {
		for (String key : keys())
			remove(key);
	}

}    
    
    
    

    




    
    
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