안드로이드 DaumAPI를 활용한 도서검색 예제 따라하기

- Daum에서 제공하는 API를 활용해서 도서검색 App을 만들어보자.
- 따로 서버를 두지 않고 데이터를 사용 API를 활용해서 데이터를 활용 할 수 있다.
- 퍼미션 추가는 잊지말자.

-Java 소스 

public class Ex14_DaumapiActivity extends Activity implements OnClickListener,

OnItemClickListener {

ArrayList<MyItem> mItems;

CustomAdater mAdapter;

/** Called when the activity is first created. */

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

mItems = new ArrayList<MyItem>();

mAdapter = new CustomAdater(this, R.layout.item, mItems);

ListView list = (ListView) this.findViewById(R.id.list);

list.setAdapter(mAdapter);

list.setOnItemClickListener(this);

Button btn = (Button) this.findViewById(R.id.button1);

btn.setOnClickListener(this);

}

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

switch (arg0.getId()) {

case R.id.button1:

EditText edit = (EditText) this.findViewById(R.id.editname);

String mName = edit.getText().toString();

if (mName != null) {

mItems.clear();

String url = "http://apis.daum.net/search/book?q=" + mName

+ "&apikey=af0374a169c37f9d94ee8f47da127252d0d5e975";

JXMLParser jxml = new JXMLParser(this);

String xml = jxml.downloadURL(url);

jxml.parseXML(xml, mItems);

// String xml = downloadURL(url);

// parseXML(xml);

mAdapter.notifyDataSetChanged();

}

break;

}

}

@Override

public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {

// TODO Auto-generated method stub

Intent intent = new Intent(this, BookLink.class);

intent.putExtra("param1", mItems.get(arg2).booklink);

startActivity(intent);

}

} 
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public class JXMLParser { //파싱해서 tag 짜르는 클래스

Context mContext;

public JXMLParser(Context context) {

// TODO Auto-generated constructor stub

mContext = context;

}

void parseXML(String xml, ArrayList<MyItem> arrayItems) {

// TODO Auto-generated method stub

int itemtype = 0;

int startItem = 0;

String coverImage = "";

String author = "";

String publisher = "";

String title = "";

String pubdate = "";

String booklink = "";

try {

XmlPullParserFactory factory = XmlPullParserFactory.newInstance();

XmlPullParser parser = factory.newPullParser();

parser.setInput(new StringReader(xml));

int eventType = parser.getEventType();

while (eventType != XmlPullParser.END_DOCUMENT) {

switch (eventType) {

case XmlPullParser.START_DOCUMENT:

break;

case XmlPullParser.END_DOCUMENT:

break;

case XmlPullParser.START_TAG:

if (parser.getName().equals("cover_s_url")) {

itemtype = 1;

}

if (parser.getName().equals("author")) {

itemtype = 2;

}

if (parser.getName().equals("pub_nm")) {

itemtype = 3;

}

if (parser.getName().equals("title")) {

itemtype = 4;

}

if (parser.getName().equals("pub_date")) {

itemtype = 5;

}

if (parser.getName().equals("link")) {

itemtype = 6;

}

if (parser.getName().equals("item")) {

startItem = 1;

}

break;

case XmlPullParser.END_TAG:

if (parser.getName().equals("item")) {

arrayItems.add(new MyItem(coverImage, author,

publisher, title, pubdate, booklink));

coverImage = "";

author = "";

publisher = "";

title = "";

pubdate = "";

booklink = "";

}

break;

case XmlPullParser.TEXT:

if (startItem == 0) {

break;

}

if (itemtype == 1) {

coverImage = parser.getText();

}

if (itemtype == 2) {

author = parser.getText();

}

if (itemtype == 3) {

publisher = parser.getText();

}

if (itemtype == 4) {

title = parser.getText();

}

if (itemtype == 5) {

pubdate = parser.getText();

}

if (itemtype == 6) {

booklink = parser.getText();

}

itemtype = 0;

break;

}

eventType = parser.next();

}

} catch (Exception e) {

;

}

}

String downloadURL(String addr) {

ProgressDialog mProgress = ProgressDialog.show(mContext, "Wait",

"Downloading...");

String doc = "";

try {

URL url = new URL(addr);

HttpURLConnection conn = (HttpURLConnection) url.openConnection();

if (conn != null) {

conn.setConnectTimeout(10000);

conn.setUseCaches(false);

if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {

BufferedReader br = new BufferedReader(

new InputStreamReader(conn.getInputStream()));

for (;;) {

String line = br.readLine();

if (line == null)

break;

doc = doc + line + "\n";

}

br.close();

}

conn.disconnect();

}

} catch (Exception ex) {

;

}

mProgress.dismiss();

return doc;

}

}
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public class MyItem { //파싱한 데이터 가져올 클래스

String coverImage, author, publisher, title, pubdate, booklink;

public MyItem(String arg0, String arg1, String arg2, String arg3,

String arg4, String arg5) {

this.coverImage = arg0;

this.author = arg1;

this.publisher = arg2;

this.title = arg3;

this.pubdate = arg4;

this.booklink = arg5;

}

}
-------------------------------------------------------------------------------------------------------

public class CustomAdater extends BaseAdapter { //리스트를 보여주기위한 BaseAdapter

Context context;

int itemlayout; 

ArrayList<MyItem> arrayItems;

LayoutInflater inflater;

public CustomAdater(Context c, int sublayout, ArrayList<MyItem> list){

this.context=c;

this.itemlayout=sublayout;

this.arrayItems=list;

inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

}

@Override

public int getCount() {

// TODO Auto-generated method stub

return arrayItems.size();

}

@Override

public Object getItem(int position) {

// TODO Auto-generated method stub

return arrayItems.get(position);

}

@Override

public long getItemId(int position) {

// TODO Auto-generated method stub

return position;

}

@Override

public View getView(int position, View convertView, ViewGroup parent) {

// TODO Auto-generated method stub

final int pos = position;

if(convertView == null){

convertView = inflater.inflate(itemlayout, parent,false);

}

ImageView img = (ImageView)convertView.findViewById(R.id.image1);

//img.setImageResource(arrayItems.get(position).image);

//img.setImageResource(R.drawable.icon);//초기화

try{

InputStream is = new URL(arrayItems.get(position).coverImage).openStream();

Bitmap bit = BitmapFactory.decodeStream(is); // Factory 비트맵 다운로드

img.setImageBitmap(bit);

is.close();

}

catch(Exception e){

img.setImageResource(R.drawable.icon);

}

TextView text1 = (TextView)convertView.findViewById(R.id.text1);

text1.setText(arrayItems.get(position).author+

"  "+arrayItems.get(position).publisher);

TextView text2 = (TextView)convertView.findViewById(R.id.text2);

text2.setText(arrayItems.get(position).title);

TextView text3 = (TextView)convertView.findViewById(R.id.text3);

text3.setText(arrayItems.get(position).pubdate);

return convertView;

}

}

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public class BookLink extends Activity implements OnClickListener { //검색된 리스트를 눌렸을때 다음 웹뷰

@Override

protected void onCreate(Bundle savedInstanceState) {

// TODO Auto-generated method stub

super.onCreate(savedInstanceState);

setContentView(R.layout.booklink);

Intent intent = getIntent();

String booklink = intent.getStringExtra("param1");

WebView web1 = (WebView) this.findViewById(R.id.web1);

web1.setWebViewClient(new WebViewClient());

WebSettings set = web1.getSettings();

set.setJavaScriptEnabled(true);

set.setBuiltInZoomControls(true);

web1.loadUrl(booklink);

Button btn = (Button) this.findViewById(R.id.btn1web);

btn.setOnClickListener(this);

}

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

finish();

}

}
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-xml 소스 
<!--main.xml--> 

 <?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

    <LinearLayout

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_weight="0"

        android:orientation="horizontal" >

        <EditText

            android:id="@+id/editname"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_weight="1" />

        <Button

            android:id="@+id/button1"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_weight="0"

            android:text="load" />

    </LinearLayout>

    <LinearLayout

        android:layout_width="fill_parent"

        android:layout_height="fill_parent"

        android:layout_weight="1"

        android:orientation="vertical" >

        <ListView

            android:id="@+id/list"

            android:layout_width="fill_parent"

            android:layout_height="fill_parent" >

        </ListView>

    </LinearLayout>

</LinearLayout>
 -------------------------------------------------------------------------------------------------------
<!--booklink.xml--> 

 <?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

    <WebView

        android:id="@+id/web1"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_weight="1" />

    <Button

        android:id="@+id/btn1web"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_weight="0"

        android:text="돌아가기" />

</LinearLayout>
-------------------------------------------------------------------------------------------------------
<!--item.xml-->

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="horizontal" >

    <LinearLayout

        android:layout_width="wrap_content"

        android:layout_height="fill_parent"

        android:layout_weight="0"

        android:orientation="vertical" >

        <ImageView

            android:id="@+id/image1"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content" />

    </LinearLayout>

    <LinearLayout

        android:layout_width="wrap_content"

        android:layout_height="fill_parent"

        android:layout_weight="1"

        android:orientation="vertical" >

        <TextView

            android:id="@+id/text1"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_weight="1" />

        <TextView

            android:id="@+id/text2"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_weight="5" />

        <TextView

            android:id="@+id/text3"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_weight="1" />

    </LinearLayout>

</LinearLayout> 

- AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

      package="Ex14_Daumapi.org"

      android:versionCode="1"

      android:versionName="1.0">

    <uses-sdk android:minSdkVersion="7" />

    <application android:icon="@drawable/icon" android:label="@string/app_name">

        <activity android:name=".Ex14_DaumapiActivity"

                  android:label="@string/app_name">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

        <activity android:name=".BookLink"

                  android:label="@string/app_name">

         </activity>

    </application>

         <uses-permission 

    android:name="android.permission.INTERNET"/>

</manifest>

-실행 화면