안드로이드 앱이 arrayindexoutofbounds 예외로 닫습니다.

Question

내 앱이 잘 작동하고 갑자기 휴대 전화에서 이클립스를 실행할 때 강제 종료되기 시작했습니다. 몇 가지 사항을 취소하려고했지만 아무 도움도되지 않았습니다. 누군가 내가 peoblem을 찾도록 도와 줄 수 있습니까?

내 제 활동

package com.ui.contactmanager; 

import java.io.BufferedReader; 
import java.io.BufferedWriter; 
import java.io.File; 
import java.io.FileReader; 
import java.io.FileWriter; 
import java.io.IOException; 
import java.io.PrintWriter; 

import android.app.Activity; 
import android.content.Intent; 
import android.graphics.Color; 
import android.os.Bundle; 
import android.os.Environment; 
import android.view.Gravity; 
import android.view.Menu; 
import android.view.MenuItem; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.view.Window; 
import android.view.WindowManager; 
import android.widget.TableLayout; 
import android.widget.TableRow; 
import android.widget.TextView; 

public class DisplayContactsActivity extends Activity implements 
     OnClickListener { 

    String[][] data = new String[100][100]; 
    int i = 0; 
    static int index = -1, count = 0; 
    static View prev; 

    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
     super.onCreate(savedInstanceState); 

     // To set the status bar hidden. 
     final Window window = getWindow(); 
     window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); 
     window.addFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS); 
     window.clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN); 

     setContentView(R.layout.activity_display_contacts); 

     // Creating text file 
     try { 
      File root = new File(Environment.getExternalStorageDirectory(), 
        "Notes"); 
      if (!root.exists()) { 
       root.mkdirs(); 
      } 
      File file = new File(root, "data.txt"); 
      PrintWriter create = new PrintWriter(new BufferedWriter(
        new FileWriter(file, true))); 
      create.close(); 
     } catch (IOException e) { 
      // TODO Auto-generated catch block 
      e.printStackTrace(); 
     } 

     init(); 

    } 

    public void init() { 

     // Creating a dynamic table 
     TableLayout stk = (TableLayout) findViewById(R.id.table_main); 
     TableRow tbrow0 = new TableRow(DisplayContactsActivity.this); 
     TextView tv0 = new TextView(DisplayContactsActivity.this); 
     tv0.setText(" Sl. No "); 
     tv0.setTextColor(Color.WHITE); 
     tv0.setHeight(100); 
     tbrow0.addView(tv0); 
     TextView tv1 = new TextView(DisplayContactsActivity.this); 
     tv1.setText(" Name "); 
     tv1.setTextColor(Color.WHITE); 
     tv1.setHeight(100); 
     tbrow0.addView(tv1); 
     TextView tv2 = new TextView(DisplayContactsActivity.this); 
     tv2.setText(" Phone Number "); 
     tv2.setTextColor(Color.WHITE); 
     tv2.setHeight(100); 
     tbrow0.addView(tv2); 
     stk.addView(tbrow0); 

     initTable(); 

    } 

    public void initTable() { 
     // Reading and saving the text file 
     try { 
      File root = new File(Environment.getExternalStorageDirectory(), 
        "Notes"); 
      File file = new File(root, "data.txt"); 
      BufferedReader br = new BufferedReader(new FileReader(file)); 
      String line; 
      while ((line = br.readLine()) != null) { 
       // process the line. 
       data[i] = line.split(";"); 
       i++; 
      } 
      br.close(); 
     } catch (Exception e2) { 
      e2.printStackTrace(); 
     } 

     TableLayout stk = (TableLayout) findViewById(R.id.table_main); 
     for (int j = 0; j < i; j++) { 
      final TableRow tbrow = new TableRow(DisplayContactsActivity.this); 
      TextView t1v = new TextView(DisplayContactsActivity.this); 
      t1v.setText("" + (j + 1)); 
      t1v.setTextColor(Color.WHITE); 
      t1v.setGravity(Gravity.CENTER); 
      t1v.setHeight(50); 
      tbrow.addView(t1v); 
      TextView t2v = new TextView(DisplayContactsActivity.this); 
      t2v.setText("" + data[j][0] + " " + data[j][1]); 
      t2v.setTextColor(Color.WHITE); 
      t2v.setGravity(Gravity.CENTER); 
      t2v.setHeight(50); 
      tbrow.addView(t2v); 
      TextView t3v = new TextView(DisplayContactsActivity.this); 
      t3v.setText("" + data[j][2]); 
      t3v.setTextColor(Color.WHITE); 
      t3v.setGravity(Gravity.CENTER); 
      t3v.setHeight(50); 
      tbrow.addView(t3v); 
      tbrow.setId(j); 
      tbrow.setOnClickListener(DisplayContactsActivity.this); 
      stk.addView(tbrow); 
     } 
    } 

    @Override 
    public boolean onCreateOptionsMenu(Menu menu) { 
     // Inflate the menu; this adds items to the action bar if it is present. 
     getMenuInflater().inflate(R.menu.display_contacts, menu); 
     return true; 
    } 

    @Override 
    public boolean onOptionsItemSelected(MenuItem item) { 
     // Handle action bar item clicks here. The action bar will 
     // automatically handle clicks on the Home/Up button, so long 
     // as you specify a parent activity in AndroidManifest.xml. 
     int id = item.getItemId(); 
     switch (id) { 
     case R.id.addContact: 
      Intent addContactIntent = new Intent(
        "com.ui.contactmanager.CONTACTEDITORACTIVITY"); 
      startActivity(addContactIntent); 
      break; 
     case R.id.editContact: 
      Bundle basket = new Bundle(); 
      basket.putInt("bread", index); 
      Intent editContactIntent = new Intent(DisplayContactsActivity.this, 
        ContactEditorActivity.class); 
      editContactIntent.putExtras(basket); 
      startActivity(editContactIntent); 
      break; 
     case R.id.deleteContact: 

      break; 
     default: 
      return false; 
     } 
     return super.onOptionsItemSelected(item); 
    } 

    @Override 
    protected void onResume() { 
     // TODO Auto-generated method stub 
     int k = 0; 
     try { 
      File root = new File(Environment.getExternalStorageDirectory(), 
        "Notes"); 
      File file = new File(root, "data.txt"); 
      BufferedReader br = new BufferedReader(new FileReader(file)); 
      String line; 
      while ((line = br.readLine()) != null) { 
       // process the line. 
       data[k] = line.split(";"); 
       k++; 
      } 
      br.close(); 
     } catch (Exception e2) { 
      e2.printStackTrace(); 
     } 
     if (k > i) { 
      k--; 
      TableLayout stk = (TableLayout) findViewById(R.id.table_main); 
      final TableRow tbrow = new TableRow(DisplayContactsActivity.this); 
      TextView t1v = new TextView(DisplayContactsActivity.this); 
      t1v.setText("" + (k + 1)); 
      t1v.setTextColor(Color.WHITE); 
      t1v.setGravity(Gravity.CENTER); 
      t1v.setHeight(50); 
      tbrow.addView(t1v); 
      TextView t2v = new TextView(DisplayContactsActivity.this); 
      t2v.setText("" + data[k][0] + " " + data[k][1]); 
      t2v.setTextColor(Color.WHITE); 
      t2v.setGravity(Gravity.CENTER); 
      t2v.setHeight(50); 
      tbrow.addView(t2v); 
      TextView t3v = new TextView(DisplayContactsActivity.this); 
      t3v.setText("" + data[k][2]); 
      t3v.setTextColor(Color.WHITE); 
      t3v.setGravity(Gravity.CENTER); 
      t3v.setHeight(50); 
      tbrow.addView(t3v); 
      tbrow.setId(k); 
      tbrow.setOnClickListener(DisplayContactsActivity.this); 
      stk.addView(tbrow); 
     } 
     super.onResume(); 
    } 

    @Override 
    public void onClick(View v) { 
     // TODO Auto-generated method stub 
     count++; 
     if (count > 1) { 
      prev.setBackgroundColor(Color.rgb(61, 69, 91)); 
      v.setBackgroundColor(Color.GREEN); 
      index = v.getId(); 
      prev = v; 
     } 
     v.setBackgroundColor(Color.GREEN); 
     index = v.getId(); 
     prev = v; 
    } 
} 

내 초 활동

package com.ui.contactmanager; 

import java.io.BufferedReader; 
import java.io.BufferedWriter; 
import java.io.File; 
import java.io.FileReader; 
import java.io.FileWriter; 
import java.io.IOException; 
import java.io.PrintWriter; 

import android.app.Activity; 
import android.os.Bundle; 
import android.os.Environment; 
import android.view.Menu; 
import android.view.MenuItem; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.view.Window; 
import android.view.WindowManager; 
import android.widget.Button; 
import android.widget.EditText; 

public class ContactEditorActivity extends Activity { 

    static String[] currentData = new String[10]; 
    String[][] data = new String[100][100]; 
    int i = 0, index = -1; 

    Button save, cancel; 
    // TextView firstName, lastName, phone, address; 
    EditText firstName, lastName, phone, address; 

    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
     super.onCreate(savedInstanceState); 

     // To set the status bar hidden. 
     final Window window = getWindow(); 
     window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); 
     window.addFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS); 
     window.clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN); 

     setContentView(R.layout.activity_contact_editor); 

     Bundle getBasket = getIntent().getExtras(); 
     index = getBasket.getInt("bread"); 
     index--; 

     firstName = (EditText) findViewById(R.id.etFirstName); 
     lastName = (EditText) findViewById(R.id.etLastName); 
     phone = (EditText) findViewById(R.id.etPhone); 
     address = (EditText) findViewById(R.id.etAddress); 
     save = (Button) findViewById(R.id.bSave); 
     cancel = (Button) findViewById(R.id.bCancel); 

     if (index > -1) { 
      // Reading and saving the text file 
      try { 
       File root = new File(Environment.getExternalStorageDirectory(), 
         "Notes"); 
       File file = new File(root, "data.txt"); 
       BufferedReader br = new BufferedReader(new FileReader(file)); 
       String line; 
       while ((line = br.readLine()) != null) { 
        // process the line. 
        data[i] = line.split(";"); 
        i++; 
       } 
       br.close(); 
      } catch (Exception e2) { 
       e2.printStackTrace(); 
      } 
      firstName.setText(data[index][0]); 
      // if (data[index][1].equals(null)) 
      lastName.setText(data[index][1]); 
      // if (!data[index][2].equals(null)) 
      phone.setText(data[index][2]); 
      // if (!data[index][3].equals(null)) 
      address.setText(data[index][3]); 

     } 

     cancel.setOnClickListener(new OnClickListener() { 

      @Override 
      public void onClick(View v) { 
       // TODO Auto-generated method stub 
       finish(); 
      } 
     }); 

     save.setOnClickListener(new OnClickListener() { 

      @Override 
      public void onClick(View v) { 
       // TODO Auto-generated method stub 

       if (index == -1) { 
        // Reading input values 
        String line = null; 
        line = firstName.getText().toString() + ";" 
          + lastName.getText().toString() + ";" 
          + phone.getText().toString() + ";" 
          + address.getText().toString() + ";"; 

        currentData = line.split(";"); 

        try { 
         File root = new File(Environment 
           .getExternalStorageDirectory(), "Notes"); 
         if (!root.exists()) { 
          root.mkdirs(); 
         } 
         File file = new File(root, "data.txt"); 
         PrintWriter out = new PrintWriter(new BufferedWriter(
           new FileWriter(file, true))); 
         out.println(line); 
         out.close(); 
        } catch (IOException e) { 
         // TODO Auto-generated catch block 
         e.printStackTrace(); 
        } 
        finish(); 
       } else { 
        for (int j = 0; j < i; j++) { 
         if (j == index) { 
          // Reading input values 
          String line = null; 
          line = firstName.getText().toString() + ";" 
            + lastName.getText().toString() + ";" 
            + phone.getText().toString() + ";" 
            + address.getText().toString() + ";"; 

          try { 
           File root = new File(Environment 
             .getExternalStorageDirectory(), "Notes"); 
           if (!root.exists()) { 
            root.mkdirs(); 
           } 
           File file = new File(root, "data.txt"); 
           PrintWriter out = new PrintWriter(
             new BufferedWriter(new FileWriter(file, 
               true))); 
           out.println(line); 
           out.close(); 
          } catch (IOException e) { 
           // TODO Auto-generated catch block 
           e.printStackTrace(); 
          } 
         } else { 
          String line = data[j][0] + ";" + data[j][1] + ";" 
            + data[j][2] + ";" + data[j][3] + ";"; 
          try { 
           File root = new File(Environment 
             .getExternalStorageDirectory(), "Notes"); 
           if (!root.exists()) { 
            root.mkdirs(); 
           } 
           File file = new File(root, "data.txt"); 
           PrintWriter out = new PrintWriter(
             new BufferedWriter(new FileWriter(file, 
               true))); 
           out.println(line); 
           out.close(); 
          } catch (IOException e) { 
           // TODO Auto-generated catch block 
           e.printStackTrace(); 
          } 
         } 
        } 
       } 
      } 
     }); 
    } 

    @Override 
    public boolean onCreateOptionsMenu(Menu menu) { 
     // Inflate the menu; this adds items to the action bar if it is present. 
     getMenuInflater().inflate(R.menu.contact_editor, menu); 
     return true; 
    } 

    @Override 
    public boolean onOptionsItemSelected(MenuItem item) { 
     // Handle action bar item clicks here. The action bar will 
     // automatically handle clicks on the Home/Up button, so long 
     // as you specify a parent activity in AndroidManifest.xml. 
     int id = item.getItemId(); 
     if (id == R.id.action_settings) { 
      return true; 
     } 
     return super.onOptionsItemSelected(item); 
    } 
} 

내 첫 번째 XML :

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    xmlns:tools="http://schemas.android.com/tools" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    android:paddingBottom="0dp" 
    android:paddingLeft="0dp" 
    android:paddingRight="0dp" 
    android:paddingTop="0dp" 
    android:background="#3d455b" 
    tools:context="com.ui.contactmanager.DisplayContactsActivity" > 

    <ScrollView 
     android:id="@+id/scrollView1" 
     android:layout_width="fill_parent" 
     android:layout_height="wrap_content" 
     android:layout_alignParentLeft="true" > 

     <HorizontalScrollView 
      android:id="@+id/hscrll1" 
      android:layout_width="fill_parent" 
      android:layout_height="wrap_content" > 

      <RelativeLayout 
       android:id="@+id/RelativeLayout1" 
       android:layout_width="wrap_content" 
       android:layout_gravity="center" 
       android:layout_height="fill_parent" 
       android:orientation="vertical" > 

       <TableLayout 
        android:id="@+id/table_main" 
        android:layout_width="wrap_content" 
        android:layout_height="fill_parent" 
        android:layout_centerHorizontal="true" > 
       </TableLayout> 
      </RelativeLayout> 
     </HorizontalScrollView> 
    </ScrollView> 

</RelativeLayout> 

내 제 XML :

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="fill_parent" 
    android:layout_height="fill_parent" 
    android:background="#3d455b" 
    android:orientation="vertical" > 

    <ScrollView 
     android:id="@+id/scrollView1" 
     android:layout_width="match_parent" 
     android:layout_height="match_parent" > 

     <LinearLayout 
      android:layout_width="match_parent" 
      android:layout_height="match_parent" 
      android:orientation="vertical" > 

      <LinearLayout 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_weight="0.20" > 

       <TextView 
        android:id="@+id/tvFirstName" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="@string/tvfirstname" 
        android:textColor="#ffffff" /> 

       <EditText 
        android:id="@+id/etFirstName" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:layout_weight="1" 
        android:ems="10" 
        android:inputType="textPersonName" 
        android:textColor="#ffffff" > 

        <requestFocus /> 
       </EditText> 
      </LinearLayout> 

      <LinearLayout 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_weight="0.20" > 

       <TextView 
        android:id="@+id/tvLastName" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="@string/tvlastname" 
        android:textColor="#ffffff" /> 

       <EditText 
        android:id="@+id/etLastName" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:layout_weight="1" 
        android:ems="10" 
        android:inputType="textPersonName" 
        android:textColor="#ffffff" /> 
      </LinearLayout> 

      <LinearLayout 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_weight="0.20" > 

       <TextView 
        android:id="@+id/tvPhone" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="@string/tvphone" 
        android:textColor="#ffffff" /> 

       <EditText 
        android:id="@+id/etPhone" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:layout_weight="1" 
        android:ems="10" 
        android:inputType="phone" 
        android:textColor="#ffffff" /> 
      </LinearLayout> 

      <LinearLayout 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_weight="0.20" > 

       <TextView 
        android:id="@+id/tvAddress" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="@string/tvaddress" 
        android:textColor="#ffffff" /> 

       <EditText 
        android:id="@+id/etAddress" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:layout_weight="1" 
        android:ems="10" 
        android:inputType="textPostalAddress" 
        android:textColor="#ffffff" /> 
      </LinearLayout> 

      <LinearLayout 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_weight="0.05" 
       android:weightSum="100" > 

       <Button 
        android:id="@+id/bSave" 
        android:layout_width="match_parent" 
        android:layout_height="wrap_content" 
        android:layout_weight="50" 
        android:text="@string/bsave" 
        android:textColor="#ffffff" /> 

       <Button 
        android:id="@+id/bCancel" 
        android:layout_width="match_parent" 
        android:layout_height="wrap_content" 
        android:layout_weight="50" 
        android:text="@string/bcancel" 
        android:textColor="#ffffff" /> 
      </LinearLayout> 
     </LinearLayout> 
    </ScrollView> 

</LinearLayout> 

,

로그 캣은 :

10-28 17:36:49.299: D/AndroidRuntime(14926): Shutting down VM 
10-28 17:36:49.299: W/dalvikvm(14926): threadid=1: thread exiting with uncaught exception (group=0x41ba1c08) 
10-28 17:36:49.304: E/AndroidRuntime(14926): FATAL EXCEPTION: main 
10-28 17:36:49.304: E/AndroidRuntime(14926): Process: com.ui.contactmanager, PID: 14926 
10-28 17:36:49.304: E/AndroidRuntime(14926): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ui.contactmanager/com.ui.contactmanager.DisplayContactsActivity}: java.lang.ArrayIndexOutOfBoundsException: length=1; index=1 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2187) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2236) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.ActivityThread.access$800(ActivityThread.java:138) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1199) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.os.Handler.dispatchMessage(Handler.java:102) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.os.Looper.loop(Looper.java:136) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.ActivityThread.main(ActivityThread.java:5034) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at java.lang.reflect.Method.invokeNative(Native Method) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at java.lang.reflect.Method.invoke(Method.java:515) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at dalvik.system.NativeStart.main(Native Method) 
10-28 17:36:49.304: E/AndroidRuntime(14926): Caused by: java.lang.ArrayIndexOutOfBoundsException: length=1; index=1 
10-28 17:36:49.304: E/AndroidRuntime(14926): at com.ui.contactmanager.DisplayContactsActivity.initTable(DisplayContactsActivity.java:121) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at com.ui.contactmanager.DisplayContactsActivity.init(DisplayContactsActivity.java:89) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at com.ui.contactmanager.DisplayContactsActivity.onCreate(DisplayContactsActivity.java:63) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.Activity.performCreate(Activity.java:5241) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 
10-28 17:36:49.304: E/AndroidRuntime(14926): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2151) 
10-28 17:36:49.304: E/AndroidRuntime(14926): ... 11 more 

이 arrayindexoutofbounds 예외가 라인 (121)에서 발생하지만 지수의 값이 data[j][2]이 값이있는 경우 t3v.setText("" + data[j][2]);

에서 0

for (int j = 0; j < i; j++) { 
      final TableRow tbrow = new TableRow(DisplayContactsActivity.this); 
      TextView t1v = new TextView(DisplayContactsActivity.this); 
      t1v.setText("" + (j + 1)); 
      t1v.setTextColor(Color.WHITE); 
      t1v.setGravity(Gravity.CENTER); 
      t1v.setHeight(50); 
      tbrow.addView(t1v); 
      TextView t2v = new TextView(DisplayContactsActivity.this); 
      t2v.setText("" + data[j][0] + " " + data[j][1]); 
      t2v.setTextColor(Color.WHITE); 
      t2v.setGravity(Gravity.CENTER); 
      t2v.setHeight(50); 
      tbrow.addView(t2v); 
      TextView t3v = new TextView(DisplayContactsActivity.this); 
      t3v.setText("" + data[j][2]); 
      t3v.setTextColor(Color.WHITE); 
      t3v.setGravity(Gravity.CENTER); 
      t3v.setHeight(50); 
      tbrow.addView(t3v); 
      tbrow.setId(j); 
      tbrow.setOnClickListener(DisplayContactsActivity.this); 
      stk.addView(tbrow); 
     } 

Answer 1

확인이 말했다.

2 차원 배열의 길이도 디버그하십시오.