com.manydesigns.elements.fields.search.BooleanSearchField.java Source code

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Here is the source code for com.manydesigns.elements.fields.search.BooleanSearchField.java

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/*
 * Copyright (C) 2005-2013 ManyDesigns srl.  All rights reserved.
 * http://www.manydesigns.com/
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 3 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package com.manydesigns.elements.fields.search;

import com.manydesigns.elements.fields.BooleanSearchValue;
import com.manydesigns.elements.reflection.PropertyAccessor;
import com.manydesigns.elements.xml.XhtmlBuffer;
import org.apache.commons.lang.StringUtils;
import org.jetbrains.annotations.NotNull;

import javax.servlet.http.HttpServletRequest;

/*
* @author Paolo Predonzani     - paolo.predonzani@manydesigns.com
* @author Angelo Lupo          - angelo.lupo@manydesigns.com
* @author Giampiero Granatella - giampiero.granatella@manydesigns.com
* @author Alessio Stalla       - alessio.stalla@manydesigns.com
*/
public class BooleanSearchField extends AbstractSearchField {
    public static final String copyright = "Copyright (c) 2005-2013, ManyDesigns srl";

    //**************************************************************************
    // Fields
    //**************************************************************************

    protected BooleanSearchValue value = BooleanSearchValue.ANY;

    //**************************************************************************
    // Costruttori
    //**************************************************************************

    public BooleanSearchField(PropertyAccessor accessor) {
        this(accessor, null);
    }

    public BooleanSearchField(PropertyAccessor accessor, String prefix) {
        super(accessor, prefix);
    }

    //**************************************************************************
    // SearchField implementation
    //**************************************************************************

    public void toSearchString(StringBuilder sb) {
        if (value != null && value != BooleanSearchValue.ANY) {
            appendToSearchString(sb, inputName, value.getStringValue());
        }
    }

    public void configureCriteria(Criteria criteria) {
        if (value == null) {
            return;
        }

        switch (value) {
        case ANY:
            break;
        case NULL:
            criteria.isNull(accessor);
            break;
        case FALSE:
            criteria.eq(accessor, Boolean.FALSE);
            break;
        case TRUE:
            criteria.eq(accessor, Boolean.TRUE);
            break;
        default:
            logger.error("Unknown BooleanSearchValue: {}", value.name());
        }
    }

    //**************************************************************************
    // Element implementation
    //**************************************************************************

    public void readFromRequest(HttpServletRequest req) {
        String stringValue = req.getParameter(inputName);
        value = BooleanSearchValue.ANY; // default
        for (BooleanSearchValue current : BooleanSearchValue.values()) {
            if (current.getStringValue().equals(stringValue)) {
                value = current;
            }
        }
    }

    public boolean validate() {
        return true;
    }

    public void toXhtml(@NotNull XhtmlBuffer xb) {
        xb.openElement("div");
        xb.addAttribute("class", "control-group ");
        xb.openElement("label");
        xb.addAttribute("class", ATTR_NAME_HTML_CLASS);
        xb.write(StringUtils.capitalize(label));
        xb.closeElement("label");
        xb.openElement("div");
        xb.addAttribute("class", "controls");

        for (BooleanSearchValue current : BooleanSearchValue.values()) {
            // don't print null if the attribute is required
            if (required && current == BooleanSearchValue.NULL) {
                continue;
            }
            String idStr = id + "_" + current.name();
            String stringValue = current.getStringValue();
            boolean checked = (value == current);
            xb.openElement("label");
            xb.addAttribute("class", "checkbox");
            xb.addAttribute("for", idStr);
            String label = getText(current.getLabelI18N());
            xb.write(label);
            xb.writeInputRadio(idStr, inputName, stringValue, checked);
            xb.closeElement("label");
        }
        xb.closeElement("div");
        xb.closeElement("div");
    }

    //**************************************************************************
    // Getter/setter
    //**************************************************************************

    public BooleanSearchValue getValue() {
        return value;
    }

    public void setValue(BooleanSearchValue value) {
        this.value = value;
    }
}