001/*
002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     bstefanescu
016 */
017package org.nuxeo.ecm.webengine.forms;
018
019import java.util.Collection;
020import java.util.HashMap;
021import java.util.Map;
022
023import org.nuxeo.ecm.webengine.forms.validation.Form;
024import org.nuxeo.ecm.webengine.forms.validation.FormManager;
025import org.nuxeo.ecm.webengine.forms.validation.ValidationException;
026
027/**
028 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
029 */
030public class SimpleFormDataProvider extends HashMap<String, String[]> implements FormDataProvider {
031
032    private static final long serialVersionUID = 1L;
033
034    public Collection<String> getKeys() {
035        return keySet();
036    }
037
038    public String[] getList(String key) {
039        return get(key);
040    }
041
042    public String getString(String key) {
043        String[] v = get(key);
044        if (v != null && v.length > 0) {
045            return v[0];
046        }
047        return null;
048    }
049
050    public Map<String, String[]> getFormFields() {
051        return this;
052    }
053
054    public void putString(String key, String value) {
055        put(key, new String[] { value });
056    }
057
058    public void putList(String key, String... values) {
059        put(key, values);
060    }
061
062    public void putList(String key, Collection<String> values) {
063        if (values == null) {
064            return;
065        }
066        String[] ar = values.toArray(new String[values.size()]);
067        put(key, ar);
068    }
069
070    public <T extends Form> T validate(Class<T> type) throws ValidationException {
071        T proxy = FormManager.newProxy(type);
072        try {
073            proxy.load(this, proxy);
074            return proxy;
075        } catch (ValidationException e) {
076            e.setForm(proxy);
077            throw e;
078        }
079    }
080
081}