Java Method Call invokeSet(Object o, String fieldName, Object value)

Description

invoke Set

License

Open Source License

Declaration

public static void invokeSet(Object o, String fieldName, Object value) 

Method Source Code

//package com.java2s;

import java.lang.reflect.Field;
import java.lang.reflect.Method;

public class Main {

    public static void invokeSet(Object o, String fieldName, Object value) {
        Method method = getSetMethod(o.getClass(), fieldName);
        try {/*from  ww w.  j  ava2  s .c  o m*/
            method.invoke(o, new Object[] { value });
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public static Method getSetMethod(Class objectClass, String fieldName) {
        try {
            Class[] parameterTypes = new Class[1];
            Field field = objectClass.getDeclaredField(fieldName);
            parameterTypes[0] = field.getType();
            StringBuffer sb = new StringBuffer();
            sb.append("set");
            sb.append(fieldName.substring(0, 1).toUpperCase());
            sb.append(fieldName.substring(1));
            Method method = objectClass.getMethod(sb.toString(),
                    parameterTypes);
            return method;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;

    }
}

Related

1. invokeReadResolveOn(Object object, Class clz)
2. invokeReal(Object real, Method m, Object[] args)
3. invokeRemoteMBeanOperation(String remoteURL, String jmxName, Class klass, Function function)
4. invokeRestrictedMethod(Object obj, Class theClass, String methodName)
5. invokeServiceClass(JsonReader jsonReader, Object service, Method operation, Class[] paramClasses, int paramCount)
6. invokeSetFieldValue(Object bean, Field field, Object value)
7. invokeSilent(Object obj, String methodName, Class[] parameterTypes, Object[] args)
8. invokeSimple(Object target, String name)
9. invokeTarget(Method method, Object obj, Object... args)