다음API(지도검색+구글맵)

DaumAPI.java 

package com.example.ex18;
import  java.net.*;
import java.io.*;
public class DaumAPI {
    public static String main(String apiURL,String query) {

        try {
            String text = URLEncoder.encode(query, "UTF-8");



            apiURL += "?query=" + text;

            apiURL += "&size=10";

            URL url = new URL(apiURL);
            HttpURLConnection con = (HttpURLConnection)url.openConnection();
            con.setRequestMethod("GET");
            //Authorization
            con.setRequestProperty("Authorization"," KakaoAK 6baa3500ff42695b48d705aa87132cb3");

            int responseCode = con.getResponseCode();
            BufferedReader br;
            if(responseCode==200) { // 정상 호출
                br = new BufferedReader(new InputStreamReader(con.getInputStream()));
            } else {  // 에러 발생
                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());
            return response.toString();
        } catch (Exception e) {
            System.out.println(e);
            return e.toString();
        }
    }
}

LocalVO.java

package com.example.ex18;

public class LocalVO {
    private String name;
    private String address;
    private String phone;
    private double x;
    private double y;


    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }

    public String getPhone() {
        return phone;
    }

    public void setPhone(String phone) {
        this.phone = phone;
    }

    public double getX() {
        return x;
    }

    public void setX(double x) {
        this.x = x;
    }

    public double getY() {
        return y;
    }

    public void setY(double y) {
        this.y = y;
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder("LocalVO{");
        sb.append("name='").append(name).append('\'');
        sb.append(", address='").append(address).append('\'');
        sb.append(", phone='").append(phone).append('\'');
        sb.append(", x=").append(x);
        sb.append(", y=").append(y);
        sb.append('}');
        return sb.toString();
    }
}

LocalAdapter.java

package com.example.ex18;

import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.net.LinkAddress;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.ColorRes;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import java.util.ArrayList;

public class LocalAdapter  extends RecyclerView.Adapter<LocalAdapter.ViewHolder> {
    ArrayList<LocalVO> array;
    Context context;

    public LocalAdapter(ArrayList<LocalVO> array, Context context) {
        this.array = array;
        this.context = context;
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view= LayoutInflater.from(parent.getContext()).inflate(R.layout.item,null);

        return new ViewHolder(view);
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
    holder.txtname.setText(array.get(position).getName());
    holder.txtaddress.setText(array.get(position).getAddress());
    holder.txtphone.setText(array.get(position).getPhone());

    //실행중에 넓이,높이를 바꾸고 싶을때
    /*LinearLayout.LayoutParams params=new LinearLayout.LayoutParams(
            LinearLayout.LayoutParams.MATCH_PARENT,
            LinearLayout.LayoutParams.WRAP_CONTENT);

    holder.item.setLayoutParams(params);
      */


    if(position % 2 == 1){
        holder.item.setBackgroundColor(Color.parseColor("#A1FFEB3B"));
    }else{
        holder.item.setBackgroundColor(Color.parseColor("#A48BC34A"));
    }

    holder.item.setOnLongClickListener(new View.OnLongClickListener() {
        @Override
        public boolean onLongClick(View v) {
            Intent intent=new Intent(context, MapsActivity.class);

            Double lat=array.get(position).getY();
            Double lng=array.get(position).getX();
            intent.putExtra("lat",lat);
            intent.putExtra("lng",lng);
            intent.putExtra("name",array.get(position).getAddress());
            intent.putExtra("phone",array.get(position).getPhone());

            context.startActivity(intent);
            return false;
        }
    });
    }

    @Override
    public int getItemCount() {
        return array.size();
    }


    //viewholder가 생성이될때 아이디를 읽어들인다.
    public class ViewHolder extends RecyclerView.ViewHolder {
        TextView txtname,txtaddress,txtphone;
        RelativeLayout item;
        public ViewHolder(@NonNull View itemView) {

            super(itemView);
            txtname=itemView.findViewById(R.id.txtname);
            txtaddress=itemView.findViewById(R.id.txtaddress);
            txtphone=itemView.findViewById(R.id.txtphone);
            item=itemView.findViewById(R.id.item);
        }
    }
}

MainActivity.java

package com.example.ex18;

import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.net.LinkAddress;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.ColorRes;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import java.util.ArrayList;

public class LocalAdapter  extends RecyclerView.Adapter<LocalAdapter.ViewHolder> {
    ArrayList<LocalVO> array;
    Context context;

    public LocalAdapter(ArrayList<LocalVO> array, Context context) {
        this.array = array;
        this.context = context;
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view= LayoutInflater.from(parent.getContext()).inflate(R.layout.item,null);

        return new ViewHolder(view);
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
    holder.txtname.setText(array.get(position).getName());
    holder.txtaddress.setText(array.get(position).getAddress());
    holder.txtphone.setText(array.get(position).getPhone());

    //실행중에 넓이,높이를 바꾸고 싶을때
    /*LinearLayout.LayoutParams params=new LinearLayout.LayoutParams(
            LinearLayout.LayoutParams.MATCH_PARENT,
            LinearLayout.LayoutParams.WRAP_CONTENT);

    holder.item.setLayoutParams(params);
      */


    if(position % 2 == 1){
        holder.item.setBackgroundColor(Color.parseColor("#A1FFEB3B"));
    }else{
        holder.item.setBackgroundColor(Color.parseColor("#A48BC34A"));
    }

    holder.item.setOnLongClickListener(new View.OnLongClickListener() {
        @Override
        public boolean onLongClick(View v) {
            Intent intent=new Intent(context, MapsActivity.class);

            Double lat=array.get(position).getY();
            Double lng=array.get(position).getX();
            intent.putExtra("lat",lat);
            intent.putExtra("lng",lng);
            intent.putExtra("name",array.get(position).getAddress());
            intent.putExtra("phone",array.get(position).getPhone());

            context.startActivity(intent);
            return false;
        }
    });
    }

    @Override
    public int getItemCount() {
        return array.size();
    }


    //viewholder가 생성이될때 아이디를 읽어들인다.
    public class ViewHolder extends RecyclerView.ViewHolder {
        TextView txtname,txtaddress,txtphone;
        RelativeLayout item;
        public ViewHolder(@NonNull View itemView) {

            super(itemView);
            txtname=itemView.findViewById(R.id.txtname);
            txtaddress=itemView.findViewById(R.id.txtaddress);
            txtphone=itemView.findViewById(R.id.txtphone);
            item=itemView.findViewById(R.id.item);
        }
    }
}

activity.main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">
    <EditText
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/edtsearch" />
    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/ic_search"
        android:layout_alignParentRight="true"
        android:layout_marginTop="3sp"/>

    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/list"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_below="@id/edtsearch"
        android:layout_marginTop="-2dp"
        android:padding="10sp" />
</RelativeLayout>

item.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"

    android:background="#A1FFEB3B"
    android:padding="10sp"
    android:id="@+id/item">
    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="상호명"
        android:textSize="20sp"
        android:id="@+id/txtname"
        />
    <TextView
        android:layout_below="@id/txtname"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="전화번호"
        android:textSize="20sp"
        android:id="@+id/txtphone"
        android:singleLine="true"/>
    <TextView
        android:layout_below="@id/txtphone"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="주소"
        android:singleLine="true"
        android:textSize="20sp"
        android:id="@+id/txtaddress"/>
</RelativeLayout>

values>googel_maps_api.xml>다음 키 등록

MapsActivity.java

package com.example.ex18;

import androidx.fragment.app.FragmentActivity;

import android.content.Intent;
import android.os.Bundle;

import com.google.android.gms.maps.CameraUpdate;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;

public class MapsActivity extends FragmentActivity implements OnMapReadyCallback {

    private GoogleMap mMap;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_maps);
        // Obtain the SupportMapFragment and get notified when the map is ready to be used.
        SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
        mapFragment.getMapAsync(this);
    }


    /**
     * Manipulates the map once available.
     * This callback is triggered when the map is ready to be used.
     * This is where we can add markers or lines, add listeners or move the camera. In this case,
     * we just add a marker near Sydney, Australia.
     * If Google Play services is not installed on the device, the user will be prompted to install
     * it inside the SupportMapFragment. This method will only be triggered once the user has
     * installed Google Play services and returned to the app.
     */
    @Override
    public void onMapReady(GoogleMap googleMap) {
        mMap = googleMap;
        Intent intent=getIntent();

        Double lat=intent.getDoubleExtra("lat",0.0);
        Double lng=intent.getDoubleExtra("lng",0.0);
        String name=intent.getStringExtra("name");
        String phone=intent.getStringExtra("phone");
        // Add a marker in Sydney and move the camera
        LatLng local = new LatLng(lat, lng);
        mMap.addMarker(new MarkerOptions().position(local).title(name).snippet(phone));
        mMap.moveCamera(CameraUpdateFactory.newLatLng(local));
        mMap.moveCamera(CameraUpdateFactory.zoomTo(15));
    }
}

activity_maps.xml

<?xml version="1.0" encoding="utf-8"?>
<fragment xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:map="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/map"
    android:name="com.google.android.gms.maps.SupportMapFragment"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MapsActivity" />