get Setter Ignore Name Case And Type Assigned - Java Reflection

Java examples for Reflection:Method Name

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Description

get Setter Ignore Name Case And Type Assigned

Demo Code


//package com.java2s;

import java.lang.reflect.Method;
import java.util.Arrays;

public class Main {
    public static void main(String[] argv) throws Exception {
        Class clazz = String.class;
        Class fieldClass = String.class;
        System.out.println(getSetterIgnoreNameCaseAndTypeAssigned(clazz,
                fieldClass));//from   www  .  j  av a2 s  . com
    }

    public static Method getSetterIgnoreNameCaseAndTypeAssigned(
            final Class<?> clazz, final Class<?> fieldClass) {// ignore case and
        // type
        return findMethodIgnoreCaseAndArgsTypesAssigned(clazz.getMethods(),
                toSetterName(fieldClass.getSimpleName()), fieldClass);
    }

    public static Method findMethodIgnoreCaseAndArgsTypesAssigned(
            final Method[] methods, final String methodName,
            final Class<?>... argsClasses) {
        Method method = null;
        for (final Method m : methods) {
            final String name = m.getName();
            final Class<?>[] argTypes = m.getParameterTypes();
            if (argsClasses.length != argTypes.length) {
                continue;
            }
            if (name.equalsIgnoreCase(methodName)) {
                if (Arrays.equals(argTypes, argsClasses)) {
                    return m;
                }
                int i = 0;
                for (final Class<?> argType : argTypes) {
                    if (argType.isAssignableFrom(argsClasses[i])) {
                        ++i;
                    } else {
                        break;
                    }
                }
                if (i == argsClasses.length) {
                    method = m;
                }
            }
        }
        return method;
    }

    public static String toSetterName(final String fieldName) {
        return "set" + Character.toUpperCase(fieldName.charAt(0))
                + fieldName.substring(1);
    }
}

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