com.mobileacuity.android.cloudmvsdemo.Result.java Source code

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Here is the source code for com.mobileacuity.android.cloudmvsdemo.Result.java

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/*
 * Copyright (c) 2013 Mobile Acuity Ltd. All rights reserved.
 *
 * 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 com.mobileacuity.android.cloudmvsdemo;

import java.util.LinkedList;
import java.util.List;

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

import android.net.Uri;
import android.webkit.URLUtil;

/**
 * Unpack and store JSON results from the Mobile Acuity Cloud MVS search API
 */
public class Result {
    private static final String RAW = "r0";
    private static final String RESULT = "r";
    private static final String SCORE = "s";
    private static final String CENTRE = "c";

    private String raw;
    private String result;
    private Uri uri = null;
    private float score;
    private float cx;
    private float cy;

    public Result(String raw, String result, float score, float cx, float cy) {
        this.raw = raw;
        this.result = result;
        if (URLUtil.isHttpUrl(result) || URLUtil.isHttpsUrl(result))
            uri = Uri.parse(result);
        this.score = score;
        this.cx = cx;
        this.cy = cy;
    }

    public String getRaw() {
        return raw;
    }

    public String getResult() {
        return result;
    }

    public Uri getUri() {
        return uri;
    }

    public float getScore() {
        return score;
    }

    public float getCx() {
        return cx;
    }

    public float getCy() {
        return cy;
    }

    @Override
    public String toString() {
        return "Result[" + result + "," + raw + "," + score + "," + cx + "," + cy + "]";
    }

    public static Result[] unpackJsonResultsList(String json) throws JSONException {
        JSONArray jsonArray = new JSONArray(json);
        List<Result> resultsList = new LinkedList<Result>();

        for (int resultIdx = 0; resultIdx < jsonArray.length(); resultIdx += 1) {
            JSONObject jsonObject = jsonArray.getJSONObject(resultIdx);

            String raw = jsonObject.getString(RAW);
            String result = jsonObject.getString(RESULT);
            float score = (float) jsonObject.getDouble(SCORE);
            String centre = jsonObject.getString(CENTRE);
            int commaPos = centre.indexOf(',');
            float cx = Float.parseFloat(centre.substring(0, commaPos));
            float cy = Float.parseFloat(centre.substring(commaPos + 1));

            resultsList.add(new Result(raw, result, score, cx, cy));
        }

        Result[] results = new Result[resultsList.size()];
        resultsList.toArray(results);
        return results;
    }
}