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| 1 | +package com.dd.realmsample; |
| 2 | + |
| 3 | +import android.app.Activity; |
| 4 | +import android.content.Intent; |
| 5 | +import android.os.Bundle; |
| 6 | +import android.view.View; |
| 7 | +import android.widget.TextView; |
| 8 | +import com.dd.realmbrowser.RealmBrowser; |
| 9 | +import com.dd.realmbrowser.RealmFilesActivity; |
| 10 | +import com.dd.realmbrowser.RealmModelsActivity; |
| 11 | +import io.realm.Realm; |
| 12 | + |
| 13 | +import java.util.ArrayList; |
| 14 | +import java.util.List; |
| 15 | + |
| 16 | +public class MainActivity extends Activity implements View.OnClickListener { |
| 17 | + |
| 18 | + public static final String REALM_FILE_NAME = "db7"; |
| 19 | + private TextView mTxtTitle; |
| 20 | + |
| 21 | + @Override |
| 22 | + protected void onCreate(Bundle savedInstanceState) { |
| 23 | + super.onCreate(savedInstanceState); |
| 24 | + setContentView(R.layout.activity_main); |
| 25 | + |
| 26 | + RealmBrowser.getInstance().getRealmModelList().add(User.class); |
| 27 | + |
| 28 | + mTxtTitle = (TextView) findViewById(R.id.txtTitle); |
| 29 | + findViewById(R.id.btnInsert).setOnClickListener(this); |
| 30 | + findViewById(R.id.btnRemove).setOnClickListener(this); |
| 31 | + findViewById(R.id.btnOpenFile).setOnClickListener(this); |
| 32 | + findViewById(R.id.btnOpenModel).setOnClickListener(this); |
| 33 | + |
| 34 | + updateTitle(); |
| 35 | + } |
| 36 | + |
| 37 | + @Override |
| 38 | + public void onClick(View v) { |
| 39 | + switch (v.getId()) { |
| 40 | + case R.id.btnInsert: |
| 41 | + insertUsers(100); |
| 42 | + updateTitle(); |
| 43 | + break; |
| 44 | + case R.id.btnRemove: |
| 45 | + removeAllUsers(); |
| 46 | + updateTitle(); |
| 47 | + break; |
| 48 | + case R.id.btnOpenFile: |
| 49 | + startRealmFilesActivity(); |
| 50 | + break; |
| 51 | + case R.id.btnOpenModel: |
| 52 | + startRealmModelsActivity(); |
| 53 | + break; |
| 54 | + } |
| 55 | + } |
| 56 | + |
| 57 | + private void updateTitle() { |
| 58 | + Realm realm = Realm.getInstance(getApplicationContext(), REALM_FILE_NAME); |
| 59 | + int size = realm.allObjects(User.class).size(); |
| 60 | + mTxtTitle.setText(String.format("Items in database: %d", size)); |
| 61 | + realm.close(); |
| 62 | + } |
| 63 | + |
| 64 | + private void removeAllUsers() { |
| 65 | + Realm realm = Realm.getInstance(getApplicationContext(), REALM_FILE_NAME); |
| 66 | + |
| 67 | + realm.executeTransaction(new Realm.Transaction() { |
| 68 | + @Override |
| 69 | + public void execute(Realm realm) { |
| 70 | + realm.clear(User.class); |
| 71 | + } |
| 72 | + }); |
| 73 | + |
| 74 | + realm.close(); |
| 75 | + } |
| 76 | + |
| 77 | + private void insertUsers(int count) { |
| 78 | + Realm realm = Realm.getInstance(getApplicationContext(), REALM_FILE_NAME); |
| 79 | + |
| 80 | + final List<User> userList = new ArrayList<>(); |
| 81 | + for (int i = 0; i < count; i++) { |
| 82 | + User user = new User(); |
| 83 | + user.setName("Jon Doe " + i); |
| 84 | + user.setIsBlocked(Math.random() > 0.5); |
| 85 | + user.setAge(i); |
| 86 | + user.setLat(49.8397473); |
| 87 | + user.setLon(24.0233077); |
| 88 | + userList.add(user); |
| 89 | + } |
| 90 | + |
| 91 | + realm.executeTransaction(new Realm.Transaction() { |
| 92 | + @Override |
| 93 | + public void execute(Realm realm) { |
| 94 | + realm.copyToRealm(userList); |
| 95 | + } |
| 96 | + }); |
| 97 | + |
| 98 | + realm.close(); |
| 99 | + } |
| 100 | + |
| 101 | + private void startRealmFilesActivity() { |
| 102 | + Intent intent = new Intent(this, RealmFilesActivity.class); |
| 103 | + startActivity(intent); |
| 104 | + } |
| 105 | + |
| 106 | + private void startRealmModelsActivity() { |
| 107 | + RealmModelsActivity.start(this, REALM_FILE_NAME); |
| 108 | + } |
| 109 | + |
| 110 | +} |
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