resolved conflicts

.idea/misc.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="JavadocGenerationManager">
-    <option name="OUTPUT_DIRECTORY" value="$USER_HOME$" />
+    <option name="OUTPUT_DIRECTORY" value="$USER_HOME$/InstiLostAndFoundDoc" />
   </component>
   <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK" />
 </project>
\ No newline at end of file

app/src/main/AndroidManifest.xml

@@ -42,9 +42,6 @@
             android:name="com.google.android.geo.API_KEY"
             android:value="@string/google_maps_key" />
 
-        <activity
-            android:name=".MapsActivity"
-            android:label="@string/title_activity_maps"></activity>
         <activity android:name=".ItemClaim" />
         <activity android:name=".NewsFeedLost"></activity>
         <activity android:name=".MyPostsLostRV" />

app/src/main/java/com/example/instilostandfound/Config.java

 package com.example.instilostandfound;
 
+/**
+ * Configuration class for email setups
+ */
 public class Config {
     public static final String EMAIL = "hackoholicgirls@gmail.com";
     public static final String PASSWORD = "hackoholicgirls123";

app/src/main/java/com/example/instilostandfound/CreateFoundObject.java

@@ -7,9 +7,11 @@ import java.io.Serializable;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
+/**
+ * Creates a database object for each item found or lost
+ */
 public class CreateFoundObject implements Serializable {
 
-    //private String mLDAPID;
     private String mImageUrl;
     private String mKey;
     private String mTitle;
@@ -21,17 +23,23 @@ public class CreateFoundObject implements Serializable {
     private String mDateFound;
     private String mtype;
 
-    public CreateFoundObject() {
-
-    }
-
+    /**
+     * Constructor to initilaise objects of the class object found /lost
+     * @param LDAPID LDAP id of the user
+     * @param title  title of the post
+     * @param imageUrl image url of the object as stored in firebase storage
+     * @param location location of the object
+     * @param desc description of the object
+     * @param category Category of the object
+     * @param datefound Date when object was lost/found
+     * @param type type of item -> lost/found
+     */
     public CreateFoundObject(String LDAPID,String title ,String imageUrl, String location, String desc,
                              String category, String datefound,String type) {
         if (LDAPID.trim().equals("")) {
             mLDAP = "No Name";
         }
 
-        //mLDAPID = LDAPID;
         mImageUrl = imageUrl;
         mLDAP = FirebaseAuth.getInstance().getCurrentUser().getEmail();
         mDescription = desc;
@@ -49,47 +57,69 @@ public class CreateFoundObject implements Serializable {
 
     }
 
+    /**
+     * Get LDAP id
+     * @return LDAP of user
+     */
     public String getLDAP() {
         return mLDAP;
     }
+
+    /**
+     * Setting LDAP credentials
+     * @param LDAP LDAP id of user
+     */
     public void setLDAP(String LDAP) { mLDAP= LDAP; }
 
+    /**
+     * Set the title of post
+     * @return title of post
+     */
     public String getmTitle() {
         return mTitle;
     }
 
-    public void setmTitle(String mTitle) {
-        this.mTitle = mTitle;
-    }
-
+    /**
+     * get the image url
+     * @return image url
+     */
     public String getImageUrl()
     {
         return mImageUrl;
     }
-    public void setImageUrl(String imageUrl)
-    {
-        mImageUrl = imageUrl;
-    }
 
+    /**
+     * get category of post
+     * @return category of post
+     */
     public String getmCategory()
-    { return mCategory; }
-    public void setmCategory(String category)
-    { mCategory = category; }
+    {
+        return mCategory;
+    }
 
+    /**
+     * get date when object was lost/found
+     * @return date of lost/found
+     */
     public String getmDateFound()
-    { return mDateFound; }
-    public void setmDateFound(String dateFound)
-    { mDateFound = dateFound; }
+    {
+        return mDateFound;
+    }
 
+    /**
+     * description of post
+     * @return description
+     */
     public String getmDescription()
     { return mDescription; }
-    public void setmDescription(String desc)
-    { mDescription = desc; }
 
+    /**
+     * Get the location of object
+     * @return location coordinates
+     */
     public String getmLocation()
     {return mLocation;}
-    public void setmLocation(String location)
-    { mLocation = location;}
+
 
     @Exclude
     public String getKey()
@@ -102,8 +132,13 @@ public class CreateFoundObject implements Serializable {
         mKey = key;
     }
 
+    /**
+     * Get date of item lost/found
+     * @return date item
+     */
     public String getDate()
-    { return mDate; }
-    public void setDate(String date)
-    { mDate = date; }
+    {
+        return mDate;
+    }
+
 }

app/src/main/java/com/example/instilostandfound/FoundItem.java

 package com.example.instilostandfound;
-import com.example.instilostandfound.R;
-import com.google.android.gms.tasks.OnFailureListener;
-import com.google.android.gms.tasks.OnSuccessListener;
-import com.google.firebase.auth.FirebaseAuth;
-import com.google.firebase.database.DatabaseReference;
-import com.google.firebase.database.FirebaseDatabase;
-import com.google.firebase.storage.FirebaseStorage;
-import com.google.firebase.storage.OnProgressListener;
-import com.google.firebase.storage.StorageReference;
-import com.google.firebase.storage.StorageTask;
-import com.google.firebase.storage.UploadTask;
 
-import android.Manifest;
-import android.app.Activity;
 import android.app.DatePickerDialog;
-import android.app.Dialog;
 import android.app.ProgressDialog;
 import android.content.ContentResolver;
-import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
 import android.graphics.Color;
 import android.graphics.drawable.ColorDrawable;
-import android.icu.text.SimpleDateFormat;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
@@ -43,7 +24,6 @@ import androidx.fragment.app.Fragment;
 
 import android.os.Environment;
 import android.os.Handler;
-import android.provider.MediaStore;
 import android.util.Log;
 import android.view.View;
 import android.webkit.MimeTypeMap;
@@ -55,22 +35,30 @@ import android.widget.Spinner;
 import android.widget.TextView;
 import android.widget.Toast;
 
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
+import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import com.google.android.gms.tasks.OnFailureListener;
+import com.google.android.gms.tasks.OnSuccessListener;
+import com.google.firebase.database.DatabaseReference;
+import com.google.firebase.database.FirebaseDatabase;
+import com.google.firebase.storage.FirebaseStorage;
+import com.google.firebase.storage.StorageReference;
+import com.google.firebase.storage.StorageTask;
+import com.google.firebase.storage.UploadTask;
+import com.squareup.picasso.Picasso;
+
 import java.io.Serializable;
-import java.net.URI;
-import java.net.URL;
 import java.util.Calendar;
 import java.util.Date;
-import java.util.Random;
-//import static android.app.Activity.RESULT_OK;
-//import com.squareup.picasso.Picasso;
 
+/**
+ * Activity to post the details of the found item -> includes image
+ */
 public class FoundItem extends AppCompatActivity implements View.OnClickListener, Serializable {
-    private static final String TAG = FoundItem.class.getSimpleName(); ;
-    //private FirebaseAuth mAuth;
+    private static final String TAG = FoundItem.class.getSimpleName();
     EditText title;
     TextView place;
     EditText desc;
@@ -78,11 +66,8 @@ public class FoundItem extends AppCompatActivity implements View.OnClickListener
     Spinner category;
     String username;
     ImageView camera;
+    // various item categries defined here
     public static String[] items = new String[]{"Others","Electronics", "Documents", "Clothes","Furniture","Accessories"};
-    private static final int CAMERA_REQUEST = 1888;
-    private ImageView imageView;
-    private static final int MY_CAMERA_PERMISSION_CODE = 100;
-    private DatabaseReference mDatabase;
     public Uri mImageUri;
     public Uri uploadSessionUri;
     int PICK_IMAGE_REQUEST = 111;
@@ -93,13 +78,14 @@ public class FoundItem extends AppCompatActivity implements View.OnClickListener
     public String tempUri;
 
     DatePickerDialog.OnDateSetListener dateSetListener;
-// ...
-    FirebaseDatabase database = FirebaseDatabase.getInstance();
     DatabaseReference myRef = FirebaseDatabase.getInstance().getReference("FoundData");
     StorageReference mStorage  = FirebaseStorage.getInstance().getReference("Images");
     FirebaseStorage mStorageRef =  FirebaseStorage.getInstance();
 
-
+    /**
+     * On create method for found item activity takes input the details of the object found
+     * @param savedInstanceState default param
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -120,7 +106,7 @@ public class FoundItem extends AppCompatActivity implements View.OnClickListener
         pd.setMessage("Uploading....");
 
 
-       date.setOnClickListener(this);
+        date.setOnClickListener(this);
         if(callingclass.equals("MyPosts"))
         {
             CreateFoundObject objectfound = (CreateFoundObject)getIntent().getSerializableExtra("FoundObject");
@@ -142,6 +128,9 @@ public class FoundItem extends AppCompatActivity implements View.OnClickListener
 
     }
 
+    /**
+     * Stores the data in firebase db
+     */
     private void SubmitFound() {
         final String Title = title.getText().toString().trim();
         final String Place = place.getText().toString().trim();
@@ -283,11 +272,12 @@ public class FoundItem extends AppCompatActivity implements View.OnClickListener
             startActivity(intent);
             finish();
         }
-
-
-
-
     }
+    /**Method to get extension of type of image uploaded
+     *
+     * @param uri image url
+     * @return extension name
+     */
     private  String getExtension(Uri uri)
     {
         ContentResolver cr = getContentResolver();
@@ -297,9 +287,10 @@ public class FoundItem extends AppCompatActivity implements View.OnClickListener
 
 
 
-
-
     @RequiresApi(api = Build.VERSION_CODES.N)
+    /**
+     * On click for views and buttons of activity
+     */
     public void onClick(View view)
     {
         switch (view.getId())

app/src/main/java/com/example/instilostandfound/ImageAdapter.java

-package com.example.instilostandfound;
-
-
-import android.content.Context;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.squareup.picasso.Picasso;
-
-import java.util.List;
-
-
-public class ImageAdapter extends RecyclerView.Adapter<ImageAdapter.ImageViewHolder> {
-    private Context mContext;
-    private List<CreateFoundObject> mUploads;
-
-    public ImageAdapter(Context context, List<CreateFoundObject> uploads) {
-        mContext = context;
-        mUploads = uploads;
-    }
-
-    @Override
-    public ImageViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
-        View v = LayoutInflater.from(mContext).inflate(R.layout.image_item, parent, false);
-        return new ImageViewHolder(v);
-    }
-
-    @Override
-    public void onBindViewHolder(ImageViewHolder holder, int position) {
-        CreateFoundObject uploadCurrent = mUploads.get(position);
-        holder.textViewName.setText(uploadCurrent.getmTitle());
-        Picasso.with(mContext)
-                .load(uploadCurrent.getImageUrl())
-                .placeholder(R.mipmap.ic_launcher)
-                .fit()
-                .centerCrop()
-                .into(holder.imageView);
-    }
-
-    @Override
-    public int getItemCount() {
-        return mUploads.size();
-    }
-
-    public class ImageViewHolder extends RecyclerView.ViewHolder {
-        public TextView textViewName;
-        public ImageView imageView;
-
-        public ImageViewHolder(View itemView) {
-            super(itemView);
-
-            textViewName = itemView.findViewById(R.id.text_view_name);
-            imageView = itemView.findViewById(R.id.image_view_upload);
-        }
-    }
-}

app/src/main/java/com/example/instilostandfound/ItemClaim.java

 package com.example.instilostandfound;
 
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentActivity;
-
-import android.app.FragmentManager;
-import android.app.FragmentTransaction;
-import android.content.Intent;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.View;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentActivity;
+
 import com.squareup.picasso.Picasso;
 
+/**
+ * Activity to see details and claim the item
+ */
 public class ItemClaim extends AppCompatActivity  implements View.OnClickListener{
     private String username =null;
     CreateFoundObject objectfound;
@@ -41,6 +41,11 @@ public class ItemClaim extends AppCompatActivity  implements View.OnClickListene
                 .centerCrop()
                 .into(camera);
     }
+
+    /**
+     * Executed on click of claim button
+     * @param v claim button
+     */
     @Override
     public void onClick(View v) {
         switch (v.getId()) {

app/src/main/java/com/example/instilostandfound/ItemDetails.java

 package com.example.instilostandfound;
 
-import androidx.appcompat.app.AppCompatActivity;
-
-import android.content.Intent;
-import android.net.Uri;
 import android.os.Bundle;
 import android.util.Log;
-import android.view.View;
-import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 import com.squareup.picasso.Picasso;
 
+/**
+ * Activity to display object details
+ */
 public class ItemDetails extends AppCompatActivity {
-String category, name, key;
-int type;
-Bundle details_bundle;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -36,28 +33,6 @@ Bundle details_bundle;
                 .centerCrop()
                 .into(camera);
 
-
-       // findViewById(R.id.edit_post).setOnClickListener(this);
-       // findViewById(R.id.resolve_post).setOnClickListener(this);
     }
 
- /*   @Override
-    public void onClick(View v) {
-        switch (v.getId()){
-            case R.id.edit_post:
-                if(details_bundle.getString("type").equals("lost")){
-                    Intent intent = new Intent(ItemDetails.this, LostItem.class);
-                    intent.putExtras(details_bundle);
-                    startActivity(intent);
-                }
-                else if(details_bundle.getString("type").equals("found")){
-                    Intent intent = new Intent(ItemDetails.this, FoundItem.class);
-                    intent.putExtras(details_bundle);
-                    startActivity(intent);
-                }
-                break;
-            case R.id.resolve_post:
-                break;
-        }
-    }*/
 }

app/src/main/java/com/example/instilostandfound/LostItem.java

@@ -26,7 +26,6 @@ import androidx.annotation.RequiresApi;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
 import androidx.fragment.app.Fragment;
-
 import android.os.Handler;
 import android.util.Log;
 import android.view.View;
@@ -39,12 +38,29 @@ import android.widget.Spinner;
 import android.widget.TextView;
 import android.widget.Toast;
 
-import org.w3c.dom.Text;
+import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import com.google.android.gms.tasks.OnFailureListener;
+import com.google.android.gms.tasks.OnSuccessListener;
+import com.google.firebase.database.DatabaseReference;
+import com.google.firebase.database.FirebaseDatabase;
+import com.google.firebase.storage.FirebaseStorage;
+import com.google.firebase.storage.StorageReference;
+import com.google.firebase.storage.StorageTask;
+import com.google.firebase.storage.UploadTask;
+import com.squareup.picasso.Picasso;
 
 import java.io.Serializable;
 import java.util.Calendar;
 import java.util.Date;
 
+
+/**
+ * Activity to post the details of the lost item -> includes image
+ */
 public class LostItem extends AppCompatActivity implements View.OnClickListener, Serializable {
 
     private static final String TAG = LostItem.class.getSimpleName(); ;
@@ -55,6 +71,7 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
     Spinner category;
     String username;
     ImageView camera;
+    // various item categries defined here
     String[] items = new String[]{"Others","Electronics", "Documents", "Clothes","Furniture","Accessories"};
     private static final int CAMERA_REQUEST = 1888;
     private ImageView imageView;
@@ -75,6 +92,10 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
     FirebaseStorage mStorageRef =  FirebaseStorage.getInstance();
 
     DatePickerDialog.OnDateSetListener dateSetListener;
+    /**
+     * On create method for lost item activity
+     * @param savedInstanceState default param takes input the details of the object lost
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -118,7 +139,7 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
     }
 
     /**
-     *
+     * Stores the data in firebase db
      */
     private void SubmitLost() {
         final String Title = title.getText().toString().trim();
@@ -266,10 +287,10 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
 
     }
 
-    /**
+    /**Method to get extension of type of image uploaded
      *
-     * @param uri
-     * @return
+     * @param uri image url
+     * @return extension name
      */
     private  String getExtension(Uri uri)
     {
@@ -279,8 +300,9 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
     }
 
 
-
-
+    /**
+     * On click for views and buttons of activity
+     */
     @RequiresApi(api = Build.VERSION_CODES.N)
     public void onClick(View view)
     {
@@ -348,6 +370,13 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
                 break;
         }
     }
+
+    /**
+     * Executed after image is selected
+     * @param requestCode default param
+     * @param resultCode default param
+     * @param data default param
+     */
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
         super.onActivityResult(requestCode, resultCode, data);
@@ -356,11 +385,6 @@ public class LostItem extends AppCompatActivity implements View.OnClickListener,
             mImageUri = data.getData();
 
             try {
-                //getting image from gallery
-                //Bitmap bitmap = MediaStore.Images.Media.getBitmap(getContentResolver(), mImageUri);
-
-                //Setting image to ImageView
-                //camera.setImageBitmap(bitmap);
                 Picasso.with(LostItem.this).load(mImageUri)
                         .fit()
                         .centerCrop()

app/src/main/java/com/example/instilostandfound/MainActivity.java

@@ -27,9 +27,6 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
     @Override
     protected void onCreate(Bundle savedInstanceState) {
 
-// ...
-// Initialize Firebase Auth
-
         mAuth = FirebaseAuth.getInstance();
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);

app/src/main/java/com/example/instilostandfound/MapsActivity.java

-package com.example.instilostandfound;
-
-import androidx.fragment.app.FragmentActivity;
-
-import android.content.Intent;
-import android.location.Location;
-import android.location.LocationListener;
-import android.os.Bundle;
-import android.view.View;
-import android.widget.Toast;
-
-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.Marker;
-import com.google.android.gms.maps.model.MarkerOptions;
-
-import java.util.Map;
-
-public class MapsActivity extends FragmentActivity implements OnMapReadyCallback, GoogleMap.OnMarkerClickListener, GoogleMap.OnMarkerDragListener, LocationListener, View.OnClickListener {
-
-    private GoogleMap mMap;
-    Marker my_marker;
-
-    @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);
-        findViewById(R.id.select_location).setOnClickListener(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;
-
-        // Add a marker in Sydney and move the camera
-        LatLng sydney = new LatLng(-34, 151);
-        my_marker = mMap.addMarker(new MarkerOptions().position(sydney).draggable(true));
-        mMap.moveCamera(CameraUpdateFactory.newLatLng(sydney));
-        mMap.setOnMarkerClickListener(this);
-        mMap.setOnMarkerDragListener(this);
-
-
-    }
-
-
-    @Override
-    public boolean onMarkerClick(Marker marker) {
-        LatLng my_marker_location = marker.getPosition();
-        Toast.makeText(MapsActivity.this, my_marker_location.toString(), Toast.LENGTH_SHORT).show();
-
-        return false;
-    }
-
-    @Override
-    public void onMarkerDragStart(Marker marker) {
-
-    }
-
-    @Override
-    public void onMarkerDrag(Marker marker) {
-
-    }
-
-    @Override
-    public void onMarkerDragEnd(Marker marker) {
-        my_marker = marker;
-
-    }
-
-    @Override
-    public void onLocationChanged(Location location) {
-
-    }
-
-    @Override
-    public void onStatusChanged(String s, int i, Bundle bundle) {
-
-    }
-
-    @Override
-    public void onProviderEnabled(String s) {
-
-    }
-
-    @Override
-    public void onProviderDisabled(String s) {
-
-    }
-
-    @Override
-    public void onClick(View view) {
-        switch (view.getId()) {
-            case R.id.select_location:
-                Intent intent = new Intent(MapsActivity.this, FoundItem.class);
-                CreateFoundObject item = (CreateFoundObject)getIntent().getSerializableExtra("FoundObject");
-                item.setmLocation(my_marker.toString());
-
-                //CreateFoundObject item = new CreateFoundObject(null, getIntent().getStringExtra("title"), null, null, null,
-                  //      null, null, null);
-                intent.putExtra("FoundObject", item);
-                startActivity(intent);
-                break;
-        }
-    }
-}

app/src/main/java/com/example/instilostandfound/MyPosts.java

 package com.example.instilostandfound;
 
-import androidx.appcompat.app.AppCompatActivity;
-
 import android.content.Intent;
 import android.os.Bundle;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.ListView;
-import android.widget.Toast;
+
+import androidx.appcompat.app.AppCompatActivity;
 
 import com.google.firebase.database.DatabaseReference;
 import com.google.firebase.database.FirebaseDatabase;
 import com.google.firebase.database.Query;
 
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+
 public class MyPosts extends AppCompatActivity  {
     @Override
     protected void onCreate(Bundle savedInstanceState) {

app/src/main/java/com/example/instilostandfound/MyPostsAdaptor.java

@@ -17,6 +17,9 @@ import com.squareup.picasso.Picasso;
 
 import java.util.List;
 
+/**
+ * Adaptor class for my posts
+ */
 public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHolder> {
     private Context mcontext;
     private List<CreateFoundObject> mUploads;
@@ -27,6 +30,12 @@ public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHo
         mUploads=uploads;
     }
 
+    /**
+     * Creates view holder for adapter class
+     * @param parent default parent
+     * @param viewType type
+     * @return
+     */
     @NonNull
     @Override
     public MyPostsAdaptor.myViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
@@ -34,6 +43,11 @@ public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHo
         return  new myViewHolder(v);
     }
 
+    /**
+     * Sets the image uri onto the view
+     * @param holder image holder view layout
+     * @param position position of image
+     */
     @Override
     public void onBindViewHolder(@NonNull MyPostsAdaptor.myViewHolder holder, int position) {
         CreateFoundObject current_post = mUploads.get(position);
@@ -44,11 +58,18 @@ public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHo
                 .into(holder.imageView);
     }
 
+    /**
+     * Gets the count of total data /objects
+     * @return count value
+     */
     @Override
     public int getItemCount() {
         return mUploads.size();
     }
 
+    /**
+     * Creates recycler view for viewing item image and the title
+     */
     public class myViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener,
             View.OnCreateContextMenuListener, MenuItem.OnMenuItemClickListener{
 
@@ -75,7 +96,12 @@ public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHo
 
         }
 
-
+        /**
+         * Menu that comes up when user right clicks image
+         * @param menu menu item default
+         * @param v view default
+         * @param menuInfo menu default
+         */
             @Override
             public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
                 menu.setHeaderTitle("Select Action");
@@ -86,6 +112,11 @@ public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHo
                 delete.setOnMenuItemClickListener(this);
             }
 
+        /**
+         * Method executed when user long clicks item
+         * @param item
+         * @return
+         */
             @Override
             public boolean onMenuItemClick(MenuItem item) {
                 if (mListener != null) {
@@ -106,15 +137,33 @@ public class MyPostsAdaptor extends RecyclerView.Adapter<MyPostsAdaptor.myViewHo
             }
         }
 
-        public interface OnItemClickListener {
-            void onItemClick(int position);
-
+    /**
+     * Implements item on click methods on the recycler view
+     */
+    public interface OnItemClickListener {
+        /**
+         * Executed when item is clicked once
+         * @param position position of item on the screen
+         */
+        void onItemClick(int position);
+
+        /**
+         * Executed when user clicks edit option
+         * @param position position of item on the screen
+         */
             void oneditClick(int position);
-
+        /**
+         * Executed when user clicks delete option
+         * @param position position of item on the screen
+         */
             void onDeleteClick(int position);
         }
 
-        public void setOnItemClickListener(OnItemClickListener listener) {
+    /**
+     *  Declaration for on click listener
+     * @param listener listener
+     */
+    public void setOnItemClickListener(OnItemClickListener listener) {
             mListener = listener;
         }
     }

app/src/main/java/com/example/instilostandfound/MyPostsFoundRV.java

 package com.example.instilostandfound;
 
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-
 import android.content.Intent;
 import android.os.Bundle;
 import android.util.Log;
-import android.view.View;
-import android.widget.AdapterView;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
 import com.google.android.gms.tasks.OnSuccessListener;
-import com.google.firebase.database.ChildEventListener;
 import com.google.firebase.database.DataSnapshot;
 import com.google.firebase.database.DatabaseError;
 import com.google.firebase.database.DatabaseReference;
@@ -27,6 +24,9 @@ import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * Activity that displays all found items for the current user
+ */
 public class MyPostsFoundRV extends AppCompatActivity implements MyPostsAdaptor.OnItemClickListener,Serializable {
     private RecyclerView mrecyclerView;
     private MyPostsAdaptor mAdaptor;
@@ -37,7 +37,10 @@ public class MyPostsFoundRV extends AppCompatActivity implements MyPostsAdaptor.
     private String username =null;
 
 
-
+    /**
+     * Populates the view based on filter values via shared preferences
+     * @param savedInstanceState Current state
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -79,6 +82,11 @@ public class MyPostsFoundRV extends AppCompatActivity implements MyPostsAdaptor.
             }
         });
     }
+
+    /**
+     * Method to open the item details activity
+     * @param position Position of the item on the screen
+     */
     @Override
     public void onItemClick(int position) {
         Log.v("position =",String.valueOf(position));
@@ -91,6 +99,10 @@ public class MyPostsFoundRV extends AppCompatActivity implements MyPostsAdaptor.
         startActivity(intent);
     }
 
+    /**
+     * Method to open item edit activity
+     * @param position Position of the item on the screen
+     */
     @Override
     public void oneditClick(int position) {
         Log.v("position =",String.valueOf(position));
@@ -102,7 +114,10 @@ public class MyPostsFoundRV extends AppCompatActivity implements MyPostsAdaptor.
         intent.putExtra("username",username);
         startActivity(intent);
     }
-
+    /**
+     * Method to delete item
+     * @param position Position of the item on the screen
+     */
     @Override
     public void onDeleteClick(int position) {
         Log.v("position =",String.valueOf(position));

app/src/main/java/com/example/instilostandfound/MyPostsLostRV.java

@@ -26,6 +26,9 @@ import com.google.firebase.storage.StorageReference;
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
+/**
+ * Activity that displays all lost items for the current user
+ */
 
 public class MyPostsLostRV extends AppCompatActivity implements MyPostsAdaptor.OnItemClickListener,Serializable {
     private RecyclerView mrecyclerView;
@@ -37,7 +40,10 @@ public class MyPostsLostRV extends AppCompatActivity implements MyPostsAdaptor.O
     private String username =null;
 
 
-
+    /**
+     * Populates the view based on filter values via shared preferences
+     * @param savedInstanceState Current state
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -79,6 +85,10 @@ public class MyPostsLostRV extends AppCompatActivity implements MyPostsAdaptor.O
             }
         });
     }
+    /**
+     * Method to open the item details activity
+     * @param position Position of the item on the screen
+     */
     @Override
     public void onItemClick(int position) {
         Log.v("position =",String.valueOf(position));
@@ -90,7 +100,10 @@ public class MyPostsLostRV extends AppCompatActivity implements MyPostsAdaptor.O
         intent.putExtra("username",username);
         startActivity(intent);
     }
-
+    /**
+     * Method to open item edit activity
+     * @param position Position of the item on the screen
+     */
     @Override
     public void oneditClick(int position) {
         Log.v("position =",String.valueOf(position));
@@ -102,7 +115,10 @@ public class MyPostsLostRV extends AppCompatActivity implements MyPostsAdaptor.O
         intent.putExtra("username",username);
         startActivity(intent);
     }
-
+    /**
+     * Method to delete item
+     * @param position Position of the item on the screen
+     */
     @Override
     public void onDeleteClick(int position) {
         Log.v("position =",String.valueOf(position));

app/src/main/java/com/example/instilostandfound/Navigation.java

 package com.example.instilostandfound;
 
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.TextView;
+
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AppCompatActivity;
@@ -7,19 +13,19 @@ import androidx.appcompat.widget.Toolbar;
 import androidx.core.view.GravityCompat;
 import androidx.drawerlayout.widget.DrawerLayout;
 
-import android.content.Intent;
-import android.os.Bundle;
-import android.view.MenuItem;
-import android.view.View;
-import android.widget.TextView;
-import android.widget.Toast;
-
 import com.google.android.material.navigation.NavigationView;
 
+/**
+ * Home activity to navigate news feed and other activity screens
+ */
 public class Navigation extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener, View.OnClickListener {
     private String username = null;
     private DrawerLayout drawerLayout;
 
+    /**
+     * Method for implementing drawer layout for navigation
+     * @param savedInstanceState current instance
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -46,11 +52,11 @@ public class Navigation extends AppCompatActivity implements NavigationView.OnNa
         drawerLayout.addDrawerListener(navigation_toggle);
         navigation_toggle.syncState();
 
-       /* if(savedInstanceState==null){
-            getSupportFragmentManager().beginTransaction().replace(R.id.fragment_container, new MainActivity()).commit();
-        }*/
     }
 
+    /**
+     * Close and open navigation drawer on back pressed
+     */
     @Override
     public void onBackPressed() {
         if (drawerLayout.isDrawerOpen(GravityCompat.START)) {
@@ -59,6 +65,11 @@ public class Navigation extends AppCompatActivity implements NavigationView.OnNa
             super.onBackPressed();
     }
 
+    /**
+     * Method to migrate to other activities based on selection of menu
+     * @param menuItem the list of menu items on navigation drawer
+     * @return
+     */
     @Override
     public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
         switch ((menuItem.getItemId())) {
@@ -93,7 +104,10 @@ public class Navigation extends AppCompatActivity implements NavigationView.OnNa
     }
 
 
-
+    /**
+     * On click methods for news feed for lost and found items
+     * @param v view layout
+     */
     @Override
     public void onClick(View v) {
         switch (v.getId()){

app/src/main/java/com/example/instilostandfound/NetworkConnection.java

@@ -8,19 +8,31 @@ import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
 import android.provider.Settings;
 
+/**
+ * Class that contains various methods for network connection checking and displays messages accordingly
+ */
 public class NetworkConnection {
     public static final String ERR_DIALOG_TITLE = "No internet connection detected !";
     private static final String ERR_DIALOG_MSG = "Please check your device's network settings.";
     private static final String ERR_DIALOG_POSITIVE_BTN = "Settings";
     private static final String ERR_DIALOG_NEGATIVE_BTN = "Dismiss";
 
+    /**
+     * Check whether device is connected to internet
+     * @param context the class object
+     * @return true or false value
+     */
     public static boolean isConnectedToInternet(Context context) {
         ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
         NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
         return networkInfo != null && networkInfo.isConnectedOrConnecting();
     }
 
-
+    /**
+     * Check whether devide is connected to wifi
+     * @param context the class object
+     * @return true or false value
+     */
     public static boolean isConnectedToWifi(Context context) {
         ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
         NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
@@ -29,7 +41,11 @@ public class NetworkConnection {
                 networkInfo.getType() == ConnectivityManager.TYPE_WIFI;
     }
 
-
+    /**
+     * Check whether device is connected to internet via mobile network
+     * @param context the class object
+     * @return true or false value
+     */
     public static boolean isConnectedToMobileNetwork(Context context) {
         ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
         NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
@@ -38,6 +54,10 @@ public class NetworkConnection {
                 networkInfo.getType() == ConnectivityManager.TYPE_MOBILE;
     }
 
+    /**
+     * Method that displays dialog in case no internet is available
+     * @param context class object
+     */
     public static void showNoInternetAvailableErrorDialog(final Context context) {
         new AlertDialog.Builder(context)
                 .setTitle(ERR_DIALOG_TITLE)

app/src/main/java/com/example/instilostandfound/NewsFeedFound.java

 package com.example.instilostandfound;
 
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.ActionBar;
-import androidx.appcompat.app.AlertDialog;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.core.view.MenuItemCompat;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.SharedPreferences;
@@ -18,20 +10,28 @@ import android.view.MenuItem;
 import android.widget.SearchView;
 import android.widget.Toast;
 
-import com.google.android.gms.tasks.OnSuccessListener;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.view.MenuItemCompat;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
 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.Query;
 import com.google.firebase.database.ValueEventListener;
 import com.google.firebase.storage.FirebaseStorage;
-import com.google.firebase.storage.StorageReference;
 
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * Activity displaying the news feed of found items
+ */
 public class NewsFeedFound extends AppCompatActivity implements NewsfeedAdaptor.OnItemClickListener, Serializable {
     private RecyclerView mrecyclerView;
     private NewsfeedAdaptor mAdaptor;
@@ -41,7 +41,10 @@ public class NewsFeedFound extends AppCompatActivity implements NewsfeedAdaptor.
     private FirebaseStorage mStorage;
     private List<CreateFoundObject> mPosts;
     private String username =null;
-
+    /**
+     * Displays the found items based on applied category filter
+     * @param savedInstanceState
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -87,12 +90,15 @@ public class NewsFeedFound extends AppCompatActivity implements NewsfeedAdaptor.
             }
         });
         mLayoutManager = new LinearLayoutManager(this);
-        //this will load the items from bottom means newest first
         mLayoutManager.setReverseLayout(true);
         mLayoutManager.setStackFromEnd(true);
 
     }
 
+    /**
+     * Displays the details of the item and the claim button
+     * @param position position of the item on the screen
+     */
     @Override
     public void onItemClick(int position) {
         Log.v("position =",String.valueOf(position));
@@ -106,7 +112,11 @@ public class NewsFeedFound extends AppCompatActivity implements NewsfeedAdaptor.
     }
 
 
-
+    /**
+     * Create filter and search options for the user
+     * @param menu menu items
+     * @return
+     */
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         //inflate the menu; this adds items to the action bar if it present
@@ -143,7 +153,9 @@ public class NewsFeedFound extends AppCompatActivity implements NewsfeedAdaptor.
 
         return super.onOptionsItemSelected(item);
     }
-
+    /**
+     * Displays the categories via which user can sort items
+     */
     private void showSortDialog() {
         //options to display in dialog
         final String[] sortOptions = {"Others","Electronics", "Documents", "Clothes","Furniture","Accessories"};
@@ -178,8 +190,6 @@ public class NewsFeedFound extends AppCompatActivity implements NewsfeedAdaptor.
         builder.show();
     }
 
-
-
 }
 
 

app/src/main/java/com/example/instilostandfound/NewsFeedLost.java

 package com.example.instilostandfound;
 
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.ActionBar;
-import androidx.appcompat.app.AlertDialog;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.core.view.MenuItemCompat;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.SharedPreferences;
@@ -18,20 +10,28 @@ import android.view.MenuItem;
 import android.widget.SearchView;
 import android.widget.Toast;
 
-import com.google.android.gms.tasks.OnSuccessListener;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.view.MenuItemCompat;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
 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.Query;
 import com.google.firebase.database.ValueEventListener;
 import com.google.firebase.storage.FirebaseStorage;
-import com.google.firebase.storage.StorageReference;
 
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * Activity displaying the news feed of lost items
+ */
 public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.OnItemClickListener, Serializable {
     private RecyclerView mrecyclerView;
     private NewsfeedAdaptor mAdaptor;
@@ -42,6 +42,10 @@ public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.O
     private List<CreateFoundObject> mPosts;
     private String username =null;
 
+    /**
+     * Displays the lost items based on applied category filter
+     * @param savedInstanceState
+     */
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -56,14 +60,11 @@ public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.O
 
         mDatabaseRef = FirebaseDatabase.getInstance().getReference("LostData");
         mStorage = FirebaseStorage.getInstance();
-        //Query usernamequery = mDatabaseRef.orderByChild("ldap").equalTo((username+"@iitb.ac.in").toLowerCase());
-        //Log.v("query",usernamequery.toString());
 
         ActionBar actionBar = getSupportActionBar();
-        //set title
         mSharedPref = getSharedPreferences("SortSettings", MODE_PRIVATE);
         String mSorting = mSharedPref.getString("Sort", "Others");//where if no settingsis selected newest will be default
-        //if (mSorting.equals("newest")) {
+
         mDatabaseRef.orderByChild("mCategory").equalTo(mSorting).addValueEventListener(new ValueEventListener() {
             @Override
             public void onDataChange(@NonNull DataSnapshot dataSnapshot) {
@@ -93,6 +94,11 @@ public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.O
         mLayoutManager.setStackFromEnd(true);
 
     }
+
+    /**
+     * Displays the details of the item and the claim button
+     * @param position position of the item on the screen
+     */
     @Override
     public void onItemClick(int position) {
         Log.v("position =",String.valueOf(position));
@@ -105,6 +111,11 @@ public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.O
         startActivity(intent);
     }
 
+    /**
+     * Create filter and search options for the user
+     * @param menu menu items
+     * @return
+     */
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         //inflate the menu; this adds items to the action bar if it present
@@ -142,6 +153,9 @@ public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.O
         return super.onOptionsItemSelected(item);
     }
 
+    /**
+     * Displays the categories via which user can sort items
+     */
     private void showSortDialog() {
         //options to display in dialog
         final String[] sortOptions = {"Others","Electronics", "Documents", "Clothes","Furniture","Accessories"};
@@ -177,7 +191,6 @@ public class NewsFeedLost extends AppCompatActivity implements NewsfeedAdaptor.O
     }
 
 
-
 }
 
 

app/src/main/java/com/example/instilostandfound/NewsfeedAdaptor.java

 package com.example.instilostandfound;
 
 import android.content.Context;
-import android.view.ContextMenu;
 import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
@@ -17,6 +14,9 @@ import com.squareup.picasso.Picasso;
 
 import java.util.List;
 
+/**
+ * Adapter class for news feed
+ */
 public class NewsfeedAdaptor extends RecyclerView.Adapter<NewsfeedAdaptor.myViewHolder> {
     private Context mcontext;
     private List<CreateFoundObject> mUploads;
@@ -26,14 +26,23 @@ public class NewsfeedAdaptor extends RecyclerView.Adapter<NewsfeedAdaptor.myView
         mcontext = context;
         mUploads=uploads;
     }
-
+    /**
+     * Creates view holder for adapter class
+     * @param parent default parent
+     * @param viewType type
+     * @return
+     */
     @NonNull
     @Override
     public NewsfeedAdaptor.myViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
         View v = LayoutInflater.from(mcontext).inflate(R.layout.list_item, parent, false);
         return  new myViewHolder(v);
     }
-
+    /**
+     * Sets the image uri onto the view
+     * @param holder image holder view layout
+     * @param position position of image
+     */
     @Override
     public void onBindViewHolder(@NonNull NewsfeedAdaptor.myViewHolder holder, int position) {
         CreateFoundObject current_post = mUploads.get(position);
@@ -43,12 +52,17 @@ public class NewsfeedAdaptor extends RecyclerView.Adapter<NewsfeedAdaptor.myView
                 .centerCrop()
                 .into(holder.imageView);
     }
-
+    /**
+     * Gets the count of total data /objects
+     * @return count value
+     */
     @Override
     public int getItemCount() {
         return mUploads.size();
     }
-
+    /**
+     * Creates recycler view for viewing item image and the title
+     */
     public class myViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener{
 
         public TextView textViewname;
@@ -75,10 +89,25 @@ public class NewsfeedAdaptor extends RecyclerView.Adapter<NewsfeedAdaptor.myView
 
     }
 
+    /**
+     * Implements item on click methods on the recycler view
+     */
     public interface OnItemClickListener {
+        /**
+         * Executed when item is clicked once
+         * @param position position of item on the screen
+         */
         void onItemClick(int position);
-    }
 
+        /**
+         * Executed when user clicks edit option
+         * @param position position of item on the screen
+         */
+    }
+    /**
+     *  Declaration for on click listener
+     * @param listener listener
+     */
     public void setOnItemClickListener(OnItemClickListener listener) {
         mListener = listener;
     }

app/src/main/java/com/example/instilostandfound/RedirectMyPosts.java

 package com.example.instilostandfound;
 
-import androidx.appcompat.app.AppCompatActivity;
-
 import android.content.Intent;
 import android.os.Bundle;
 import android.view.View;
 
+import androidx.appcompat.app.AppCompatActivity;
+
+/**
+ * Activity that redireccts user's posts to lost or found item activity
+ */
 public class RedirectMyPosts extends AppCompatActivity implements View.OnClickListener {
     String username;
     @Override
@@ -19,6 +22,10 @@ public class RedirectMyPosts extends AppCompatActivity implements View.OnClickLi
         findViewById(R.id.found_button).setOnClickListener(this);
     }
 
+    /**
+     * Redirection to appropriate activities based on button click
+     * @param v lost/found buttons
+     */
     @Override
     public void onClick(View v) {
         switch (v.getId()){

app/src/main/java/com/example/instilostandfound/SendMail.java

@@ -16,6 +16,9 @@ import javax.mail.Transport;
 import javax.mail.internet.InternetAddress;
 import javax.mail.internet.MimeMessage;
 
+/**
+ * Class to build the email framework parameters
+ */
 public class SendMail extends AsyncTask<Void, Void, Void> {
 
     private Context context;
@@ -25,6 +28,13 @@ public class SendMail extends AsyncTask<Void, Void, Void> {
     private String message;
     private ProgressDialog progressDialog;
 
+    /**
+     * Constructor to initialise members
+     * @param context calling class
+     * @param email email of the reciever
+     * @param subject subject of the email
+     * @param message Content of the email
+     */
     public SendMail(Context context, String email, String subject, String message) {
 
         this.context = context;
@@ -33,6 +43,9 @@ public class SendMail extends AsyncTask<Void, Void, Void> {
         this.message = message;
     }
 
+    /**
+     * Shows progress bar before sending the mail
+     */
     @Override
     protected void onPreExecute() {
         super.onPreExecute();
@@ -40,6 +53,10 @@ public class SendMail extends AsyncTask<Void, Void, Void> {
         progressDialog = ProgressDialog.show(context, "Sending message", "Please wait...", false, false);
     }
 
+    /**
+     * Notifies user after email is sent
+     * @param aVoid
+     */
     @Override
     protected void onPostExecute(Void aVoid) {
         super.onPostExecute(aVoid);
@@ -52,6 +69,11 @@ public class SendMail extends AsyncTask<Void, Void, Void> {
         context.startActivity(intent);
     }
 
+    /**
+     * Background process for setting up email parameters (gmail used here)
+     * @param params list of parameters
+     * @return  null parameter
+     */
     @Override
     protected Void doInBackground(Void... params) {
         Properties props = new Properties();

app/src/main/java/com/example/instilostandfound/emailFragment.java

 package com.example.instilostandfound;
 
 import android.app.AlertDialog;
-import android.content.Context;
 import android.content.DialogInterface;
-import android.content.Intent;
-import android.net.Uri;
 import android.os.Bundle;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentActivity;
-
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -19,8 +10,14 @@ import android.widget.Button;
 import android.widget.EditText;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
 
 
+/**
+ * Fragment class to send message to user
+ */
 public class emailFragment extends Fragment implements View.OnClickListener {
     private EditText editTextMessage;
     private Button buttonSend;
@@ -29,6 +26,14 @@ public class emailFragment extends Fragment implements View.OnClickListener {
     private String recieverid;
     private String itemname;
     CreateFoundObject objectfound;
+
+    /**
+     * On create method when fragement is generated
+     * @param inflater default param
+     * @param container default param
+     * @param savedInstanceState default param
+     * @return
+     */
     @Nullable
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
@@ -42,23 +47,28 @@ public class emailFragment extends Fragment implements View.OnClickListener {
             senderid = bundle.getString("username");
             recieverid = bundle.getString("recievername");
             itemname = bundle.getString("itemname");
-           // bName = bundle.getString("bName");
-           // pName = bundle.getString("pName");
 
         }
 
         return v;
     }
 
+    /**
+     * Method to send email with corresponding message
+     */
     private void sendEmail() {
         String email = recieverid ;
         String subject = "Regarding posted item in Lost and Found App " + itemname;
         String autoMsg = "\n\nThis is an auto generated email. Please do not reply to this email.";
-        String message = editTextMessage.getText().toString().trim() + "\n\nsent by ldap user : " + username +"@iitb.ac.in" + autoMsg;
+        String message = editTextMessage.getText().toString().trim() + "\n\nsent by ldap user : " + username  + autoMsg;
         SendMail sm = new SendMail(getActivity(), email, subject, message);
         sm.execute();
     }
 
+    /**
+     * On click method for sending the message button
+     * @param v Claim button
+     */
     @Override
     public void onClick(View v) {
         if(editTextMessage.getText().toString().length() < 1){
@@ -88,7 +98,9 @@ public class emailFragment extends Fragment implements View.OnClickListener {
                // dialog.dismiss();
             }
         });
-
+        /**
+         * Alert dialog to confirm if user wants to send email or not
+         */
         AlertDialog ad = builder.create();
         ad.show();
 

app/src/main/res/layout/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">
-
-    <Button
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:text="Select"
-        android:id="@+id/select_location"
-        android:layout_alignParentBottom="true"
-        android:layout_centerHorizontal="true"
-        android:background="@color/colorPrimary"
-        />
-
-</fragment>
\ No newline at end of file