Gained access to pending OD requests in the Teacher Activity

.idea/misc.xml

@@ -53,7 +53,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

app/src/main/java/com/darshanbshah/odsystem/TeacherActivity.java

@@ -3,19 +3,109 @@ package com.darshanbshah.odsystem;
 import android.content.Intent;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
+import android.util.Log;
 import android.view.View;
+import android.widget.TextView;
+import android.widget.Toast;
 
 import com.google.firebase.auth.FirebaseAuth;
+import com.google.firebase.database.ChildEventListener;
+import com.google.firebase.database.DataSnapshot;
+import com.google.firebase.database.DatabaseError;
+import com.google.firebase.database.DatabaseReference;
+import com.google.firebase.database.FirebaseDatabase;
+import com.google.firebase.database.ValueEventListener;
+
+import java.util.ArrayList;
+import java.util.List;
 
 public class TeacherActivity extends AppCompatActivity {
 
     FirebaseAuth mAuth;
+    FirebaseDatabase database = FirebaseDatabase.getInstance();
+
+    DatabaseReference root;
+    DatabaseReference od;
+    DatabaseReference adv;
+    DatabaseReference student;
+
+    TextView t;
+    List<String> list = new ArrayList<String>();
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_teacher);
         mAuth = FirebaseAuth.getInstance();
+        root = database.getReference();
+        od = root.child("OD");
+        adv = root.child("Advisors");
+        student = root.child("Student");
+        t = (TextView)findViewById(R.id.textView);
+
+        od.addChildEventListener(new ChildEventListener() {
+            @Override
+            public void onChildAdded(DataSnapshot dataSnapshot, String s) {
+                for(DataSnapshot dsp : dataSnapshot.getChildren()){
+                    Toast.makeText(getApplicationContext(), dsp.getKey().toString(), Toast.LENGTH_SHORT).show();
+                }
+            }
+
+            @Override
+            public void onChildChanged(DataSnapshot dataSnapshot, String s) {
+
+            }
+
+            @Override
+            public void onChildRemoved(DataSnapshot dataSnapshot) {
+
+            }
+
+            @Override
+            public void onChildMoved(DataSnapshot dataSnapshot, String s) {
+
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError) {
+
+            }
+        });
+
+        student.addChildEventListener(new ChildEventListener() {
+            @Override
+            public void onChildAdded(DataSnapshot dataSnapshot, String s) {
+                for(DataSnapshot dsp : dataSnapshot.getChildren()){
+                    if (dsp.getKey().toString().equals("Email"))  {
+                        t.setText(dsp.getValue().toString());
+                    }
+                }
+            }
+
+            @Override
+            public void onChildChanged(DataSnapshot dataSnapshot, String s) {
+
+            }
+
+            @Override
+            public void onChildRemoved(DataSnapshot dataSnapshot) {
+
+            }
+
+            @Override
+            public void onChildMoved(DataSnapshot dataSnapshot, String s) {
+
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError) {
+
+            }
+        });
+
+        for (String advName : list) {
+
+        }
     }
 
     public void signOut(View view) {

app/src/main/res/layout/activity_teacher.xml

@@ -19,4 +19,13 @@
         android:layout_marginTop="181dp"
         android:id="@+id/button2"
         android:onClick="signOut" />
+
+    <TextView
+        android:text="TextView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentTop="true"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="64dp"
+        android:id="@+id/textView" />
 </RelativeLayout>