Java examples for Reflection:Field Set
Sets static double Field.
/*/*from ww w .j av a 2 s.com*/ * NOTE: This is added by intellij IDE. Disregard this message if there is another copyright later in the file. * Copyright (C) 2014-2015 Will (n9Mtq4) Bresnahan * 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 com.java2s; import java.lang.reflect.Field; public class Main { /** * Sets static double. * * @param x the x * @param field the field */ public static void setStaticDouble(double x, Field field) { try { field.setAccessible(true); field.setDouble(null, x); } catch (Exception e) { e.printStackTrace(); } } /** * Sets static double. * * @param x the x * @param fieldName the field name * @param clazz the class */ public static void setStaticDouble(double x, String fieldName, Class clazz) { try { Field f = clazz.getDeclaredField(fieldName); setStaticDouble(x, f); } catch (Exception e) { e.printStackTrace(); } } /** * Sets double. * * @param x the x * @param field the field * @param obj the obj */ public static void setDouble(double x, Field field, Object obj) { try { field.setAccessible(true); field.setDouble(obj, x); } catch (Exception e) { e.printStackTrace(); } } /** * Sets double. * * @param x the x * @param fieldName the field name * @param obj the obj * @param clazz the class */ public static void setDouble(double x, String fieldName, Object obj, Class clazz) { try { Field f = clazz.getDeclaredField(fieldName); setDouble(x, f, obj); } catch (Exception e) { e.printStackTrace(); } } /** * Sets double. * * @param x the x * @param fieldName the field name * @param obj the obj */ public static void setDouble(double x, String fieldName, Object obj) { setDouble(x, fieldName, obj, obj.getClass()); } }