文章分类 -  Java

摘要：https://www.evernote.com/shard/s16/sh/b920e93c-2b4f-4e5e-a6ed-c820528f47ea/315dfaf6a40a1d8aec3ea0e063159f74 阅读全文

摘要：import java.lang.reflect.Array;public class ArrayGrowTest {public static void main(String args[]) {int[] a = {1, 2, 3};a = (int[]) goodArrayGrow(a);String[] b = {"Tom", "Dick", "Harry"};b = (String[]) goodArrayGrow(b);System.out.println("The following call will gen 阅读全文

摘要：这是今天看Java核心技术：基础知识 中反射方面的内容中看到的一个比较使用的工具方法。通过调用该方法我们可以查看对象内部所有域的值。public class ObjectAnalyzer {private static ObjectAnalyzer objAnalyzer;private ArrayList<Object> visited = new ArrayList<Object>();public static ObjectAnalyzer getObjAnalyzer() {if(objAnalyzer == null) {objAnalyzer = new O 阅读全文