Android example source code file (KMLFormatter.java)

This example Android source code file (KMLFormatter.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, document, iformatter, kmlformatter, linebuilder, location, override, placemark, point, service, string, stringbuilder, timestamp, utf-8

The KMLFormatter.java Android example source code

/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * 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.android.locationtracker.data;

import com.android.locationtracker.data.TrackerEntry.EntryType;

import android.location.Location;

/**
 * Formats tracker data as KML output
 */
class KMLFormatter implements IFormatter {

    public String getHeader() {
        LineBuilder builder = new LineBuilder();
        builder.addLine("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
        builder.addLine("<kml xmlns=\"http://earth.google.com/kml/2.2\">");
        builder.addLine("<Document>");
        return builder.toString();
    }

    public String getFooter() {
        LineBuilder builder = new LineBuilder();
        builder.addLine("</Document>");
        builder.addLine("</kml>");
        return builder.toString();
    }

    public String getOutput(TrackerEntry entry) {
        LineBuilder builder = new LineBuilder();

        if (entry.getType() == EntryType.LOCATION_TYPE) {

            Location loc = entry.getLocation();
            builder.addLine("<Placemark>");
            builder.addLine("<description>");
            builder.addLine("accuracy = " + loc.getAccuracy());
            builder.addLine("distance from last network location  = "
                    + entry.getDistFromNetLocation());
            builder.addLine("</description>");
            builder.addLine("<TimeStamp>");
            builder.addLine("<when>" + entry.getTimestamp() + "");
            builder.addLine("</TimeStamp>");
            builder.addLine("<Point>");
            builder.addLine("<coordinates>");
            builder.addLine(loc.getLongitude() + "," + loc.getLatitude() + ","
                    + loc.getAltitude());
            builder.addLine("</coordinates>");
            builder.addLine("</Point>");
            builder.addLine("</Placemark>");
        }
        return builder.toString();
    }

    private static class LineBuilder {
        private StringBuilder mBuilder;

        public LineBuilder() {
            mBuilder = new StringBuilder();
        }

        public void addLine(String line) {
            mBuilder.append(line);
            mBuilder.append("\n");
        }

        @Override
        public String toString() {
            return mBuilder.toString();
        }

    }

}