lv.semti.Thesaurus.utils.JSONUtils.java Source code

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Here is the source code for lv.semti.Thesaurus.utils.JSONUtils.java

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/*******************************************************************************
 * Copyright 2013, 2014 Institute of Mathematics and Computer Science, University of Latvia
 * Author: Lauma Pretkalnia
 * 
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     This program 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 General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************/
package lv.semti.Thesaurus.utils;

import java.util.Iterator;
import java.util.LinkedList;

import lv.semti.Thesaurus.struct.Phrase;
import lv.semti.Thesaurus.struct.Sense;

import org.json.simple.JSONObject;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class JSONUtils {
    public static <E extends HasToJSON> String objectsToJSON(Iterable<E> l) {
        if (l == null)
            return "[]";
        StringBuilder res = new StringBuilder();
        res.append("[");
        Iterator<E> i = l.iterator();
        while (i.hasNext()) {
            res.append("{");
            res.append(i.next().toJSON());
            res.append("}");
            if (i.hasNext())
                res.append(", ");
        }
        res.append("]");
        return res.toString();
    }

    public static <E> String simplesToJSON(Iterable<E> l) {
        if (l == null)
            return "[]";
        StringBuilder res = new StringBuilder();
        res.append("[");
        Iterator<E> i = l.iterator();
        while (i.hasNext()) {
            res.append("\"");
            res.append(JSONObject.escape(i.next().toString()));
            res.append("\"");
            if (i.hasNext())
                res.append(", ");
        }
        res.append("]");
        return res.toString();
    }

}