Java tutorial
//package com.java2s; /* * Copyright (C) Stichting Akvo (Akvo Foundation) * * This file is part of Akvo Caddisfly. * * Akvo Caddisfly 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. * * Akvo Caddisfly 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 Akvo Caddisfly. If not, see <http://www.gnu.org/licenses/>. */ import android.util.Log; import java.text.NumberFormat; import java.text.ParseException; import java.util.Locale; public class Main { private static final String TAG = "SwatchHelper"; /** * Convert a string number into a double value * * @param text the text to be converted to number * @return the double value */ private static double stringToDouble(String text) { text = text.replaceAll(",", "."); NumberFormat nf = NumberFormat.getInstance(Locale.US); try { return nf.parse(text).doubleValue(); } catch (ParseException e) { Log.e(TAG, e.getMessage(), e); return 0.0; } } }