kindleclippings.quizlet.TermSet.java Source code

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Here is the source code for kindleclippings.quizlet.TermSet.java

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/**
 * Copyright (c) 2012, Howtobewebsmart.com, L.L.C. All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Apache License, Version 2.0
 * as published by the Apache Software Foundation (the "License").
 *
 * 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.
 *
 * You should have received a copy of the License along with this program.
 * If not, see <http://www.apache.org/licenses/LICENSE-2.0>.
 */
package kindleclippings.quizlet;

import java.util.AbstractList;
import java.util.Collection;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

public class TermSet {

    private final JSONObject data;

    TermSet(JSONObject data) {
        this.data = data;
    }

    static String getJSONString(JSONObject data, String key) {
        try {
            return data.getString(key);
        } catch (JSONException e) {
            throw new RuntimeException(e);
        }
    }

    public String getTitle() {
        return getJSONString(data, "title");
    }

    public String getId() {
        return getJSONString(data, "id");
    }

    public int getSize() {
        try {
            return data.getInt("term_count");
        } catch (JSONException e) {
            return 0;
        }
    }

    public Collection<Term> getTerms() {
        try {
            final JSONArray terms = data.getJSONArray("terms");
            return new AbstractList<Term>() {

                @Override
                public Term get(int index) {
                    try {
                        return new Term(terms.getJSONObject(index));
                    } catch (JSONException e) {
                        throw new RuntimeException(e);
                    }
                }

                @Override
                public int size() {
                    return terms.length();
                }
            };
        } catch (JSONException e) {
            throw new RuntimeException(e);
        }
    }

    @Override
    public String toString() {
        return getTitle() + " (" + getSize() + ")";
    }

}