Java Reflection Field Find findFieldIn(Class type, String name)

Description

find Field In

License

Open Source License

Declaration

public static Field findFieldIn(Class<?> type, String name) 

Method Source Code

//package com.java2s;
/* //  w  w w . j  a v a2 s  . co  m
 * Copyright (C) 2014 Tobias Ramforth
 *
 * 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/>.
 */

import java.lang.reflect.Field;

public class Main {
    public static Field findFieldIn(Class<?> type, String name) {
        Field foundField = null;

        Class<?> currentClass = type;
        while (currentClass != null && currentClass != Object.class && foundField == null) {
            for (Field currentField : currentClass.getDeclaredFields()) {
                if (currentField.getName().equals(name)) {
                    foundField = currentField;
                    break;
                }
            }
            currentClass = currentClass.getSuperclass();
        }

        return foundField;
    }
}

Related

1. findField0(Class clazz, String name, String methodName)
2. findFieldByName(Class owner, String name)
3. findFieldEx(Class type, Class annotationClass)
4. findFieldFromClassHierarchy(Class clazz, String fieldName)
5. findFieldFromGetter(Class clazz, Method method)
6. findFieldInClass(Class clazz, String fieldName)
7. findFieldInClassHierarchy(Class clazz, String fieldName)
8. findFieldIncludeSuperclass(String fieldName, Class clazz)
9. findFieldInternal(Class currentClass, Class annotation, Set fields)