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interface JdbcTemplateHandler {public Object mapRow(String param, JdbcTemplateHandler handler);} class JdbcTemplate implements JdbcTemplateHandler {public Object queryForObject(String param, JdbcTemplateHandler handler) {System.out.println("query executing...");try {Thread.sleep(3000);} catch (InterruptedException e) {e.printStackTrace();}return mapRow(param, handler);}public Object mapRow(Strin..

E:\workspace\test_Zip>jar cvf aa.jar -C src .

System.getProperty("line.separator")

import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream; public class TestMain { public static void main(String[] args) {System.out.println("START");System.out.println("-----------------------------------");fileCopyTest("assets/aa.zip", "assets/bb.zip");fileCopyTest("asse..

private String getCustomDate(String yyyymmdd) { int year = Integer.parseInt(yyyymmdd.substring(0, 4)); int month = Integer.parseInt(yyyymmdd.substring(4, 6)); int date = Integer.parseInt(yyyymmdd.substring(6, 8)); Calendar cal = Calendar.getInstance(); cal.set(year, month - 1, date); cal.add(Calendar.YEAR, -1); // 1년 전 cal.add(Calendar.MONTH, -1); // 한달 전 cal.add(Calendar.DATE, -1); // 하루 전 Simp..

SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");System.out.prinltn(formatter.format(new Date())); // output// 2012-05-10 11:25:17