Attempts to retrieve a public method in the given class from its name and parameter types. - Android java.lang.reflect

Android examples for java.lang.reflect:Method

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Description

Attempts to retrieve a public method in the given class from its name and parameter types.

Demo Code


import android.util.Log;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

public class Main{
    private static final String TAG = "";
    /**//  w w w. j  a v  a  2 s  . com
     * Attempts to retrieve a public method in the given class from its name and parameter types.
     *
     * @param methodName     the name of the method
     * @param source         the class where to search for the method
     * @param parameterTypes a list with the class type of parameters to expect
     * @return the method representation as a {@link Method} object, or {@code null} if the method was not found
     */
    public static Method getMethodFromName(final String methodName,
            final Class<?> source, final Class<?>... parameterTypes) {
        try {
            return source.getDeclaredMethod(methodName, parameterTypes);
        } catch (NoSuchMethodException e) {
            Log.e(TAG, e.getMessage() + "");
        }

        return null;
    }
}

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