언노운 잡동사니

2019년 1월 24일 목요일

자바 정규식(비밀번호, 이메일, 아이피주소)

import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
public class RegexTest1{
 
   private Pattern pattern;
   private Matcher matcher;

   public RegexTest1(String pattern){
    this.pattern = Pattern.compile(pattern);
   }
   
   public boolean validate(String text){
    
    matcher = pattern.matcher(text);
    return matcher.matches();
          
   }
   
   public static void main(String [] args){
    
    String passwordPattern = "((?=.*\\d)(?=.*[a-z])(?=.*[A-Z])(?=.*[@#$%]).{6,20})";
    
    String emailPattern = "^[_A-Za-z0-9-\\+]+(\\.[_A-Za-z0-9-]+)*@"
     + "[A-Za-z0-9-]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";

    String ipaddressPattern = "^([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
               + "([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.([01]?\\d\\d?|2[0-4]\\d|25[0-5])$";
    
    
    RegexTest1 password = new RegexTest1(passwordPattern);
    RegexTest1 email = new RegexTest1(emailPattern);
    RegexTest1 ipaddress = new RegexTest1(ipaddressPattern);
    
    String text1 = "aaSS12!@";
    String text2 = "ASsdv221@nate.com";
    String text3 = "127.1.1.1";
    
    System.out.println(password.validate(text1) + "\t" + text1);
    System.out.println(email.validate(text2) + "\t" + text2);
    System.out.println(ipaddress.validate(text3) + "\t" + text3);
    
    text1 = "aaS!@";
    text2 = "ASsdv221@natecom";
    text3 = "0127.1.1.1";
    
    System.out.println(password.validate(text1) + "\t" + text1);
    System.out.println(email.validate(text2) + "\t" + text2);
    System.out.println(ipaddress.validate(text3) + "\t" + text3);
   }
   
   
}

자바 geotools 15.1 좌표간 거리계산


import org.geotools.geometry.jts.JTS;
import org.geotools.referencing.CRS;
import org.geotools.referencing.GeodeticCalculator;
import org.opengis.referencing.crs.CoordinateReferenceSystem;

import com.vividsolutions.jts.geom.Coordinate;

public class GeoDistanceTest { 

 private CoordinateReferenceSystem sourceCRS;
 private String sourceX;
 private String sourceY;
 
 public GeoDistanceTest(String sourceCRS, String sourceX, String sourceY) throws Exception {
  this.sourceCRS = CRS.decode(sourceCRS);
  this.sourceX = sourceX;
  this.sourceY = sourceY;
  
 }
 
 public void distanceCalculator(String x, String y) throws Exception {
  
  GeodeticCalculator gc = new GeodeticCalculator(sourceCRS);
  
  gc.setStartingPosition(JTS.toDirectPosition(new Coordinate(Double.parseDouble(sourceX), Double.parseDouble(sourceY)),sourceCRS));
  gc.setDestinationPosition(JTS.toDirectPosition(new Coordinate(Double.parseDouble(x), Double.parseDouble(y)),sourceCRS));
  
  double distance = gc.getOrthodromicDistance();
  
  System.out.println("distance (m) : "+ distance);
 } 
 
 public static void main(String[] args) throws Exception {
  
  GeoDistanceTest g = new GeoDistanceTest("EPSG:4326", "37.5639686", "126.9794393");

  g.distanceCalculator("37.5639686", "126.9794393");
     
 }

}

자바 geotools 15.1 좌표 변환

import org.geotools.geometry.jts.JTS;
import org.geotools.geometry.jts.JTSFactoryFinder;
import org.geotools.referencing.CRS;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.opengis.referencing.operation.MathTransform;

import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.Point;

public class GeoTransTest { 

 private CoordinateReferenceSystem sourceCRS;
 private CoordinateReferenceSystem targetCRS;
 
 public GeoTransTest(String sourceCRS, String targetCRS) throws Exception {
  this.sourceCRS = CRS.decode(sourceCRS);
  this.targetCRS = CRS.decode(targetCRS);
  
 }
 
 public void transform(String x, String y) throws Exception {
  
  GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory();
  Coordinate coord = new Coordinate(Double.parseDouble(x), Double.parseDouble(y));
  Geometry sourceGeometry = geometryFactory.createPoint(coord);
  
  MathTransform transform = CRS.findMathTransform(sourceCRS, targetCRS);
  
  Geometry targetGeomery = JTS.transform(sourceGeometry, transform);
  Point targetPoint = targetGeomery.getCentroid();

  System.out.println("변환전 EPSG:4326(WGS84) X : "+x + "\t EPSG:4326(WGS84) Y : "+y);
  System.out.println("변환후 EPSG:3857 X : "+targetPoint.getX() + "\t EPSG:3857 Y : "+targetPoint.getY());
  
 } 
 
 public static void main(String[] args) throws Exception {
  
  GeoTransTest g = new GeoTransTest("EPSG:4326", "EPSG:3857");

  g.transform("37.5639686", "126.9794393");
     
 }

}

자바 진법 변환


import java.util.LinkedList;
import java.util.Scanner;

public class Test1 {
 
 
 
 
 public static void main(String[] args){
  
  Scanner sc = new Scanner(System.in);
  System.out.println("변환할 숫자를 입력하세요.");
  
  String value = sc.next();
  
  for(int i=2;i<=16;i++){
   LinkedList list = convert(Integer.parseInt(value),i);
   System.out.print(value + "의 " + i +" 진법 : ");
   while(!list.isEmpty()){
    System.out.print(list.pop());
   }
  }
 }
 
 public static LinkedList convert(int value, int i){

  LinkedList list = new LinkedList();
    
  while(value != 0){
   // 나머지가 0~9 사이 일때
   if((value % i)<10){
    
    list.push(String.valueOf((value % i)));
    
   }else{
    // 나머지가 10 이상일때 해당하는 알파뱃을 저장
    char temp1 = (char)((value % i)+55);
        
    list.push(String.valueOf(temp1));
    
   }
   //몫을 구함
   value /= i;
  }
    
  return list;
 }

}

카카오 지도 api 사용

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLEncoder;

import javax.net.ssl.HttpsURLConnection;
public class KakaoGeoApi1 {

    public static void main(String[] args) throws Exception {
        
    
     System.out.println(addrToCoord(URLEncoder.encode("주소입력","UTF-8")));
     System.out.println(coordToAddr("37.5665958","126.9783813"));
    }
    
    public static String addrToCoord(String addr){
     
        String url = "https://dapi.kakao.com/v2/local/search/address.json?query="+addr;
        String json = "";
        try{
            json = getJSONData(url);
        }catch(Exception e){
            
            e.printStackTrace();
        }
        return json;
    }

    public static String coordToAddr(String x, String y){
     
     String url = "https://dapi.kakao.com/v2/local/geo/coord2address.json?x="+x+"&y="+y+"&input_coord=WGS84";
        String json = "";
        try{
            json = getJSONData(url);
        }catch(Exception e){
            
            e.printStackTrace();
        }
        return json;
    }
    
    
    private static String getJSONData(String apiUrl) throws Exception {
        String jsonString = new String();
        String buf;
        String apikey = "apikey"; //apikey
        
        URL url = new URL(apiUrl);
        HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
        String auth = "KakaoAK "+apikey;
        conn.setRequestMethod("GET");
        conn.setRequestProperty("X-Requested-With", "curl");
        conn.setRequestProperty("Authorization", auth);
        
        BufferedReader br = new BufferedReader(new InputStreamReader(
                conn.getInputStream(), "UTF-8"));
        while ((buf = br.readLine()) != null) {
            jsonString += buf;
        }
        return jsonString;
    }
}

네이버 지도 api 사용

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
public class NaverGeoApi {

    public static void main(String[] args) {
        String clientId = "clientId "; //clientId 
        String clientSecret = "clientSecret ";  //clientSecret 
        
        try {
            String addr = URLEncoder.encode("주소입력", "UTF-8");  //주소입력
            String apiURL = "https://naveropenapi.apigw.ntruss.com/map-geocode/v2/geocode?query=" + addr; //json
            //String apiURL = "https://openapi.naver.com/v1/map/geocode.xml?query=" + addr; // xml
            URL url = new URL(apiURL);
            HttpURLConnection con = (HttpURLConnection)url.openConnection();
            con.setRequestMethod("GET");
            con.setRequestProperty("X-NCP-APIGW-API-KEY-ID", clientId);
            con.setRequestProperty("X-NCP-APIGW-API-KEY", clientSecret);
            int responseCode = con.getResponseCode();
            BufferedReader br;
            if(responseCode==200) { 
                br = new BufferedReader(new InputStreamReader(con.getInputStream()));
            } else {  
                br = new BufferedReader(new InputStreamReader(con.getErrorStream()));
            }
            String inputLine;
            StringBuffer response = new StringBuffer();
            while ((inputLine = br.readLine()) != null) {
                response.append(inputLine);
            }
            br.close();
            System.out.println(response.toString());
        } catch (Exception e) {
            System.out.println(e);
        }
    }
}

2018년 10월 25일 목요일

servlet-context.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns:mvc="http://www.springframework.org/schema/mvc"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns="http://www.springframework.org/schema/beans"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
 
    <!-- new -->
    <!-- DI -->
    <!-- DispatcherServlet Context: defines this servlet's request-processing infrastructure -->
    
    <!-- Enables the Spring MVC @Controller programming model -->
    <mvc:annotation-driven />
 
    <!-- Handles HTTP GET requests for /resources/** by efficiently serving up static resources in the ${webappRoot}/resources directory -->
    <mvc:resources mapping="/resources/**" location="/resources/" />
 
    <!-- Resolves views selected for rendering by @Controllers to .jsp resources in the /WEB-INF/views directory -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/views/" />
        <property name="suffix" value=".jsp" />
    </bean>
    
    <context:component-scan base-package="com.test.jjdev" />
    
    <!-- 커넥션 풀 설정 -->
    <!-- 
    BasicDataSource dataSource = new BasicDataSource();
    dataSource.setDriverClassName(driverClassName);
    .
    .
    .
    for() { 
        dataSource.list.add(connection);
    }
     -->
    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
        <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://127.0.0.1:3306/ksmart?useUnicode=true&amp;characterEncoding=utf8"/>
        <property name="username" value="root"/>
        <property name="password" value="java0000"/>
    </bean>
    
    <!-- mybatis설정 1. SqlSessionFactory -->
    <!-- 
    SqlSessionFactoryBean sqlSessionFactory = new SqlSessionFactoryBean();
     -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!-- mybatis 세션생성시 사용할 dataSource주입 -->
        <!-- 
        sqlSessionFactory.setDataSource(dataSource);
        value와 ref의 차이 정리하기
         -->
        <property name="dataSource" ref="dataSource" />
        <!-- mybatis 세션생성후 쿼리를 실행시킬때 사용할 쿼리위치(메퍼)설정 -->
        <property name="mapperLocations">
            <list>
                <value>classpath:com/test/jjdev/service/BoardMapper.xml</value>
                <value>classpath:com/test/jjdev/service/MemberMapper.xml</value>
            </list>
        </property>
    </bean>
    
    <!-- mybatis설정 2. SqlSessionTemplate-->
    <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
        <!-- new SqlSessionTemplate(sqlSessionTemplate) -->
        <constructor-arg index="0" ref="sqlSessionFactory" />
    </bean>
    
</beans>
[출처] spring - Maven 을 이용한 프로젝트 생성 및 활용(1)|작성자 upbreak05

언노운 잡동사니

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2019년 1월 24일 목요일

자바 정규식(비밀번호, 이메일, 아이피주소)

자바 geotools 15.1 좌표간 거리계산

자바 geotools 15.1 좌표 변환

자바 진법 변환

카카오 지도 api 사용

네이버 지도 api 사용

2018년 10월 25일 목요일

servlet-context.xml