My commit Message

.gitignore

+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild

.idea/compiler.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <resourceExtensions />
+    <wildcardResourcePatterns>
+      <entry name="!?*.java" />
+      <entry name="!?*.form" />
+      <entry name="!?*.class" />
+      <entry name="!?*.groovy" />
+      <entry name="!?*.scala" />
+      <entry name="!?*.flex" />
+      <entry name="!?*.kt" />
+      <entry name="!?*.clj" />
+      <entry name="!?*.aj" />
+    </wildcardResourcePatterns>
+    <annotationProcessing>
+      <profile default="true" name="Default" enabled="false">
+        <processorPath useClasspath="true" />
+      </profile>
+    </annotationProcessing>
+  </component>
+</project>
\ No newline at end of file

.idea/copyright/profiles_settings.xml

+<component name="CopyrightManager">
+  <settings default="" />
+</component>
\ No newline at end of file

.idea/gradle.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="distributionType" value="DEFAULT_WRAPPED" />
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+          </set>
+        </option>
+        <option name="resolveModulePerSourceSet" value="false" />
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>
\ No newline at end of file

.idea/misc.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="EntryPointsManager">
+    <entry_points version="2.0" />
+  </component>
+  <component name="NullableNotNullManager">
+    <option name="myDefaultNullable" value="android.support.annotation.Nullable" />
+    <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
+    <option name="myNullables">
+      <value>
+        <list size="4">
+          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
+          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
+          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
+          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
+        </list>
+      </value>
+    </option>
+    <option name="myNotNulls">
+      <value>
+        <list size="4">
+          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.NotNull" />
+          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nonnull" />
+          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.NonNull" />
+          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.NonNull" />
+        </list>
+      </value>
+    </option>
+  </component>
+  <component name="ProjectLevelVcsManager" settingsEditedManually="false">
+    <OptionsSetting value="true" id="Add" />
+    <OptionsSetting value="true" id="Remove" />
+    <OptionsSetting value="true" id="Checkout" />
+    <OptionsSetting value="true" id="Update" />
+    <OptionsSetting value="true" id="Status" />
+    <OptionsSetting value="true" id="Edit" />
+    <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">
+    <output url="file://$PROJECT_DIR$/build/classes" />
+  </component>
+  <component name="ProjectType">
+    <option name="id" value="Android" />
+  </component>
+</project>
\ No newline at end of file

.idea/modules.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Help.iml" filepath="$PROJECT_DIR$/Help.iml" />
+      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file

.idea/runConfigurations.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RunConfigurationProducerService">
+    <option name="ignoredProducers">
+      <set>
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
+      </set>
+    </option>
+  </component>
+</project>
\ No newline at end of file

.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

app/.gitignore

+/build

app/build.gradle

+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion "25.0.2"
+    defaultConfig {
+        applicationId "com.example.nimal.help"
+        minSdkVersion 23
+        targetSdkVersion 25
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.google.firebase:firebase-core:10.2.1'
+    compile 'com.google.firebase:firebase-auth:10.2.1'
+    compile 'com.google.firebase:firebase-database:10.2.1'
+    compile 'com.android.support.constraint:constraint-layout:1.0.2'
+    testCompile 'junit:junit:4.12'
+    compile 'com.android.support:design:25.3.1'
+}
+apply plugin: 'com.google.gms.google-services'
\ No newline at end of file

app/google-services.json

+{
+  "project_info": {
+    "project_number": "530240925370",
+    "firebase_url": "https://help-1c955.firebaseio.com",
+    "project_id": "help-1c955",
+    "storage_bucket": "help-1c955.appspot.com"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:530240925370:android:42cd6510307aba93",
+        "android_client_info": {
+          "package_name": "com.example.nimal.help"
+        }
+      },
+      "oauth_client": [
+        {
+          "client_id": "530240925370-tel8td0ev46gm3o2mdkiejsn71ohrsr6.apps.googleusercontent.com",
+          "client_type": 3
+        }
+      ],
+      "api_key": [
+        {
+          "current_key": "AIzaSyBrQfhD_REsMGJ3K_n9E_JNVQwdkDrva-c"
+        }
+      ],
+      "services": {
+        "analytics_service": {
+          "status": 1
+        },
+        "appinvite_service": {
+          "status": 1,
+          "other_platform_oauth_client": []
+        },
+        "ads_service": {
+          "status": 2
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}
\ No newline at end of file

app/proguard-rules.pro

+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in C:\Users\Nimal\AppData\Local\Android\Sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/example/nimal/help/ExampleInstrumentedTest.java

+package com.example.nimal.help;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.example.nimal.help", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.nimal.help">
+
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/saving_lives"
+        android:label="Saving Lives"
+        android:roundIcon="@drawable/saving_lives"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <activity android:name=".AddUser" />
+        <activity android:name=".Admin_login" />
+        <activity android:name=".Login1" />
+        <activity android:name=".Add_Hosp" />
+        <activity android:name=".Location" />
+        <activity android:name=".View_Hosp" />
+        <activity android:name=".Remove_Hosp" />
+        <activity android:name=".Edit_Hosp" />
+        <activity android:name=".User1" />
+        <activity android:name=".Help"></activity>
+    </application>
+
+</manifest>
\ No newline at end of file

app/src/main/java/com/example/nimal/help/AddUser.java

+package com.example.nimal.help;
+
+import android.app.ProgressDialog;
+import android.content.Intent;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+import com.google.android.gms.tasks.OnCompleteListener;
+import com.google.android.gms.tasks.Task;
+import com.google.firebase.auth.AuthResult;
+import com.google.firebase.auth.FirebaseAuth;
+
+public class AddUser extends AppCompatActivity implements View.OnClickListener {
+
+    private EditText e_mail, pass;
+    private Button b;
+
+    private ProgressDialog pd;
+
+    private FirebaseAuth firebaseAuth;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_add_user);
+
+        firebaseAuth = FirebaseAuth.getInstance();
+
+        pd = new ProgressDialog(this);
+
+        b = (Button) findViewById(R.id.button);
+
+        e_mail = (EditText)findViewById(R.id.editText2);
+        pass = (EditText)findViewById(R.id.editText3) ;
+
+        b.setOnClickListener(this);
+    }
+
+    @Override
+    public void onClick(View v) {
+        if (v == b) {
+            final String em = e_mail.getText().toString();
+            final String pa = pass.getText().toString();
+
+            if (TextUtils.isEmpty(em)) {
+                Toast.makeText(this, "Please Enter Your Email Id", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            if (TextUtils.isEmpty(pa)) {
+                Toast.makeText(this, "Please Enter A Password", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            pd.setMessage("Registering User ...");
+            pd.setCancelable(false);
+            pd.show();
+
+            firebaseAuth.createUserWithEmailAndPassword(em, pa).
+                    addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
+                        @Override
+                        public void onComplete(@NonNull Task<AuthResult> task) {
+
+                            if (task.isSuccessful()) {
+
+                                pd.dismiss();
+
+                                Toast.makeText(getApplicationContext(), "Registration Successful", Toast.LENGTH_SHORT).show();
+                            }
+                            else {
+                                pd.dismiss();
+
+                                Toast.makeText(getApplicationContext(), "Registration Failed", Toast.LENGTH_SHORT).show();
+                            }
+                        }
+                    });
+        }
+    }
+}

app/src/main/java/com/example/nimal/help/Add_Hosp.java

+package com.example.nimal.help;
+
+import android.app.ProgressDialog;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.RatingBar;
+import android.widget.Toast;
+
+import com.google.firebase.auth.FirebaseAuth;
+import com.google.firebase.auth.FirebaseUser;
+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;
+
+public class Add_Hosp extends AppCompatActivity implements View.OnClickListener {
+
+    private FirebaseAuth firebaseAuth;
+    private FirebaseUser firebaseUser;
+    private DatabaseReference databaseReference;
+    ProgressDialog progressDialog;
+
+    public static int COUNT ;
+    public static String str;
+
+    EditText hname, hcity, latitude, longitude, spec, phno;
+    EditText rb;
+    Button add;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_add__hosp);
+
+        firebaseAuth = FirebaseAuth.getInstance();
+
+        if (firebaseAuth.getCurrentUser() == null) {
+            Toast.makeText(this, "No User has loged in !!", Toast.LENGTH_SHORT).show();
+        }
+
+        firebaseUser = firebaseAuth.getCurrentUser();
+
+        databaseReference = FirebaseDatabase.getInstance().getReference();
+
+        hname = (EditText) findViewById(R.id.hname);
+        hcity = (EditText) findViewById(R.id.hcity);
+        latitude = (EditText) findViewById(R.id.latitude);
+        longitude = (EditText) findViewById(R.id.longitude);
+        spec = (EditText)findViewById(R.id.speciality);
+        phno = (EditText)findViewById(R.id.phno);
+        rb = (EditText)findViewById(R.id.Rating);
+        add = (Button)findViewById(R.id.add);
+        add.setOnClickListener(this);
+
+        progressDialog = new ProgressDialog(this);
+        progressDialog.setMessage("Loading...");
+        progressDialog.setCancelable(false);
+        progressDialog.show();
+
+        databaseReference.child("Hospital").addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(DataSnapshot dataSnapshot)
+            {
+                for(DataSnapshot data  : dataSnapshot.getChildren())
+                {
+                    str = data.getKey();
+                    //Toast.makeText(Add_Hosp.this, str, Toast.LENGTH_SHORT).show();
+                    COUNT = Integer.parseInt(str);
+                }
+                progressDialog.dismiss();
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError)
+            {
+                Toast.makeText(getApplicationContext(), "Server is Busy..", Toast.LENGTH_SHORT).show();
+            }
+        });
+    }
+
+    @Override
+    public void onClick(View v) {
+        if (v == add) {
+
+            String name, city, lat, lon, sp, ph,rating;
+
+            name = hname.getText().toString().trim();
+            city = hcity.getText().toString().trim();
+            lat = latitude.getText().toString().trim();
+            lon = longitude.getText().toString().trim();
+            sp = spec.getText().toString().trim();
+            ph = phno.getText().toString().trim();
+            rating = rb.getText().toString().trim();
+
+            //Toast.makeText(this, name, Toast.LENGTH_SHORT).show();
+            //Toast.makeText(this, city, Toast.LENGTH_SHORT).show();
+
+            //databaseReference.child("Hospital").child("Hospital Name").setValue(name);
+            COUNT = COUNT+1;
+
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("Name").setValue(name);
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("City").setValue(city);
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("Latitude").setValue(lat);
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("Longitude").setValue(lon);
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("Speciality").setValue(sp);
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("Phone").setValue(ph);
+            databaseReference.child("Hospital").child(String.valueOf(COUNT)).child("Rating").setValue(rating);
+
+            Toast.makeText(this, "Data Saved !!", Toast.LENGTH_SHORT).show();
+
+        }
+    }
+}

app/src/main/java/com/example/nimal/help/Admin_login.java

+package com.example.nimal.help;
+
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.Toast;
+
+import com.google.android.gms.tasks.OnCompleteListener;
+import com.google.android.gms.tasks.Task;
+import com.google.firebase.auth.AuthResult;
+import com.google.firebase.auth.FirebaseAuth;
+
+public class Admin_login extends AppCompatActivity {
+
+    EditText ed1,ed2;
+
+    public ProgressDialog progressDialog;
+
+    private FirebaseAuth firebaseAuth;
+
+    SharedPreferences sharedpreferences;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_admin_login);
+
+        firebaseAuth = FirebaseAuth.getInstance();
+
+        if(firebaseAuth.getCurrentUser() != null)
+        {
+            firebaseAuth.signOut();
+        }
+
+        progressDialog = new ProgressDialog(this);
+    }
+
+
+
+    public void signup(View view)
+    {
+        ed1 = (EditText) findViewById(R.id.Email);
+        ed2 = (EditText) findViewById(R.id.Password);
+        final String email = ed1.getText().toString();
+        final String password = ed2.getText().toString();
+
+        progressDialog.setMessage("Authenticating User!!!");
+        progressDialog.setCancelable(false);
+        progressDialog.show();
+
+
+        firebaseAuth.signInWithEmailAndPassword(email,password).
+                addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
+                    @Override
+                    public void onComplete(@NonNull Task<AuthResult> task) {
+                        if(task.isSuccessful())
+                        {
+                            progressDialog.dismiss();
+                            nexting(email);
+                        }
+                        else
+                        {
+                            progressDialog.dismiss();
+                            Toast.makeText(Admin_login.this, "Credentials wrong", Toast.LENGTH_SHORT).show();
+                        }
+                    }
+                });
+
+            }
+
+    public void nexting(String email)
+    {
+        sharedpreferences = getSharedPreferences("User_Name", Context.MODE_PRIVATE);
+
+        SharedPreferences.Editor editor = sharedpreferences.edit();
+
+        editor.putString("Email",email);
+        editor.commit();
+
+        Intent i = new Intent(this,Login1.class);
+        startActivity(i);
+    }
+
+}

app/src/main/java/com/example/nimal/help/Edit_Hosp.java

+package com.example.nimal.help;
+
+import android.app.ProgressDialog;
+import android.content.SharedPreferences;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Toast;
+
+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;
+
+public class Edit_Hosp extends AppCompatActivity {
+
+    TextView tv;
+    EditText key,value,parent;
+
+    DatabaseReference databaseReference,db;
+
+    ProgressDialog progressDialog;
+
+    SharedPreferences sharedPreferences;
+
+    public static String srt,str;
+    public static int count;
+    public static StringBuffer sb;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_edit__hosp);
+
+        tv = (TextView)findViewById(R.id.ShowDetails1);
+        key = (EditText)findViewById(R.id.Key);
+        value = (EditText)findViewById(R.id.Value);
+        parent = (EditText)findViewById(R.id.Parent);
+
+        //sharedPreferences = getSharedPreferences("Remove_Data", Context.MODE_PRIVATE);
+
+        databaseReference = FirebaseDatabase.getInstance().getReference();
+        progressDialog = new ProgressDialog(this);
+
+
+        //String str = sharedPreferences.getString("String",null);
+
+        //tv.setText(str);
+        progressDialog = new ProgressDialog(this);
+        progressDialog.setMessage("Loading...");
+        progressDialog.setCancelable(false);
+        progressDialog.show();
+
+        databaseReference.child("Hospital").addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(DataSnapshot dataSnapshot)
+            {
+                for(DataSnapshot data  : dataSnapshot.getChildren())
+                {
+                    srt = data.getKey();
+                    //Toast.makeText(Add_Hosp.this, str, Toast.LENGTH_SHORT).show();
+                    count = Integer.parseInt(srt);
+                }
+                progressDialog.dismiss();
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError)
+            {
+                Toast.makeText(getApplicationContext(), "Server is Busy..", Toast.LENGTH_SHORT).show();
+            }
+        });
+
+    }
+
+    public void update(View view)
+    {
+        db = FirebaseDatabase.getInstance().getReference("https://help-1c955.firebaseio.com/Hospital");
+
+        final String parenting = key.getText().toString().trim();
+        final String keying = key.getText().toString().trim();
+        final String valueing = value.getText().toString().trim();
+
+        //Toast.makeText(this, "", Toast.LENGTH_SHORT).show();
+         db.child(parenting).getRef().child(keying).setValue(valueing);
+
+       /* databaseReference.child("Hospital").child(parenting).child(keying).addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(DataSnapshot dataSnapshot) {
+
+                for(DataSnapshot data: dataSnapshot.getChildren())
+                {
+                    data.getRef().child(parenting).child(keying).setValue(valueing);
+                }
+
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError) {
+                Toast.makeText(getApplicationContext(), "Server is Busy..", Toast.LENGTH_SHORT).show();
+            }
+        });*/
+    }
+
+    public void read(View view)
+    {
+        for (int i = 0; i <= count; i++) {
+
+            sb = new StringBuffer();
+            databaseReference.child("Hospital").child(String.valueOf(i)).addValueEventListener(new ValueEventListener() {
+                @Override
+                public void onDataChange(DataSnapshot dataSnapshot) {
+
+                    for (DataSnapshot data : dataSnapshot.getChildren()) {
+                        sb.append(data.getKey() + " : " + data.getValue().toString() + "\n");
+                    }
+                    sb.append("\n");
+                    Toast.makeText(Edit_Hosp.this, sb, Toast.LENGTH_SHORT).show();
+                    //view1.setText(sb.toString());
+                    str = sb.toString();
+                }
+
+                @Override
+                public void onCancelled(DatabaseError databaseError) {
+                    Toast.makeText(getApplicationContext(), "Server is Busy..", Toast.LENGTH_SHORT).show();
+                }
+            });
+        }
+
+
+    }
+
+    public void refresh(View view)
+    {
+        tv.setText(str);
+    }
+}

app/src/main/java/com/example/nimal/help/GPSTracker.java

+package com.example.nimal.help;
+
+/**
+ * Created by Nimal on 23/04/2017.
+ */
+
+
+import android.Manifest;
+import android.app.AlertDialog;
+import android.app.Service;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.location.Location;
+import android.location.LocationListener;
+import android.location.LocationManager;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.provider.Settings;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.content.ContextCompat;
+import android.util.Log;
+
+
+public class GPSTracker extends Service implements LocationListener {
+
+    private final Context mContext;
+
+    // flag for GPS status
+    boolean isGPSEnabled = false;
+
+    // flag for network status
+    boolean isNetworkEnabled = false;
+
+    boolean canGetLocation = false;
+
+    Location location; // location
+    double latitude; // latitude
+    double longitude; // longitude
+
+    // The minimum distance to change Updates in meters
+    private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 10; // 10 meters
+
+    // The minimum time between updates in milliseconds
+    private static final long MIN_TIME_BW_UPDATES = 1000 * 60 * 1; // 1 minute
+
+    // Declaring a Location Manager
+    protected LocationManager locationManager;
+
+    public GPSTracker(Context context) {
+        this.mContext = context;
+        getLocation();
+    }
+
+    public Location getLocation() {
+
+        if (Build.VERSION.SDK_INT >= 23 &&
+                ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
+                ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+        }
+        if (Build.VERSION.SDK_INT >= 23 &&
+                ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
+                ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+        }
+
+        try {
+            locationManager = (LocationManager) mContext
+                    .getSystemService(LOCATION_SERVICE);
+
+            // getting GPS status
+            isGPSEnabled = locationManager
+                    .isProviderEnabled(LocationManager.GPS_PROVIDER);
+
+            // getting network status
+            isNetworkEnabled = locationManager
+                    .isProviderEnabled(LocationManager.NETWORK_PROVIDER);
+
+            if (!isGPSEnabled && !isNetworkEnabled) {
+                // no network provider is enabled
+            } else {
+                this.canGetLocation = true;
+                // First get location from Network Provider
+                if (isNetworkEnabled) {
+                    locationManager.requestLocationUpdates(
+                            LocationManager.NETWORK_PROVIDER,
+                            MIN_TIME_BW_UPDATES,
+                            MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
+                    Log.d("Network", "Network");
+                    if (locationManager != null) {
+                        location = locationManager
+                                .getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
+                        if (location != null) {
+                            latitude = location.getLatitude();
+                            longitude = location.getLongitude();
+                        }
+                    }
+                }
+                // if GPS Enabled get lat/long using GPS Services
+                if (isGPSEnabled) {
+                    if (location == null) {
+                        locationManager.requestLocationUpdates(
+                                LocationManager.GPS_PROVIDER,
+                                MIN_TIME_BW_UPDATES,
+                                MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
+                        Log.d("GPS Enabled", "GPS Enabled");
+                        if (locationManager != null) {
+                            location = locationManager
+                                    .getLastKnownLocation(LocationManager.GPS_PROVIDER);
+                            if (location != null) {
+                                latitude = location.getLatitude();
+                                longitude = location.getLongitude();
+                            }
+                        }
+                    }
+                }
+            }
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        return location;
+
+    }
+
+    @Override
+    public void onLocationChanged(Location location)
+    {
+
+    }
+
+    @Override
+    public void onProviderDisabled(String provider) {
+    }
+
+    @Override
+    public void onProviderEnabled(String provider) {
+    }
+
+    @Override
+    public void onStatusChanged(String provider, int status, Bundle extras) {
+    }
+
+    @Override
+    public IBinder onBind(Intent arg0) {
+        return null;
+    }
+
+    public double getLatitude() {
+        if (location != null) {
+            latitude = location.getLatitude();
+        }
+
+        // return latitude
+        return latitude;
+    }
+
+    /**
+     * Function to get longitude
+     * */
+    public double getLongitude() {
+        if (location != null) {
+            longitude = location.getLongitude();
+        }
+
+        // return longitude
+        return longitude;
+    }
+
+    public boolean canGetLocation() {
+        return this.canGetLocation;
+    }
+
+    /**
+     * Function to show settings alert dialog
+     * */
+    public void showSettingsAlert() {
+        AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);
+
+        // Setting Dialog Title
+        alertDialog.setTitle("GPS is settings");
+
+        // Setting Dialog Message
+        alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");
+
+        // Setting Icon to Dialog
+        //alertDialog.setIcon(R.drawable.delete);
+
+        // On pressing Settings button
+        alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int which) {
+                Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
+                mContext.startActivity(intent);
+            }
+        });
+
+        // on pressing cancel button
+        alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int which) {
+                dialog.cancel();
+            }
+        });
+
+        // Showing Alert Message
+        alertDialog.show();
+    }
+
+    public void stopUsingGPS() {
+        if (locationManager != null) {
+            if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+                // TODO: Consider calling
+                //    ActivityCompat#requestPermissions
+                // here to request the missing permissions, and then overriding
+                //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
+                //                                          int[] grantResults)
+                // to handle the case where the user grants the permission. See the documentation
+                // for ActivityCompat#requestPermissions for more details.
+                return;
+            }
+            locationManager.removeUpdates(GPSTracker.this);
+        }
+    }
+}
+

app/src/main/java/com/example/nimal/help/Help.java

+package com.example.nimal.help;
+
+import android.app.ProgressDialog;
+import android.content.Intent;
+import android.media.Rating;
+import android.net.Uri;
+import android.support.design.widget.FloatingActionButton;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Toast;
+import java.math.*;
+
+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;
+
+public class Help extends AppCompatActivity {
+
+    private static final int REQUEST_CODE_PERMISSION = 2;
+    public static double latitude;
+    public static double longitude;
+    String mPermission = android.Manifest.permission.ACCESS_FINE_LOCATION;
+    GPSTracker gps;
+    EditText area,city;
+    ProgressDialog progressDialog;
+    TextView show;
+    static StringBuffer sb,sb1;
+    static String str,srt,phone;
+    static int count,fun,nuf;
+    static double dist=1000000000,rand;
+    static double hi[] = new double[2] ;
+    static int round = 0;
+
+
+    DatabaseReference databaseReference;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_help);
+
+        databaseReference = FirebaseDatabase.getInstance().getReference();
+
+        area = (EditText)findViewById(R.id.Area);
+        show = (TextView)findViewById(R.id.ShowSugg);
+        sb = new StringBuffer();
+        sb1 = new StringBuffer();
+
+        progressDialog = new ProgressDialog(this);
+        progressDialog.setMessage("Loading...");
+        progressDialog.setCancelable(false);
+        progressDialog.show();
+
+        databaseReference.child("Hospital").addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(DataSnapshot dataSnapshot)
+            {
+                for(DataSnapshot data  : dataSnapshot.getChildren())
+                {
+                    srt = data.getKey();
+                    //Toast.makeText(Add_Hosp.this, str, Toast.LENGTH_SHORT).show();
+                    count = Integer.parseInt(srt);
+                }
+                progressDialog.dismiss();
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError)
+            {
+                Toast.makeText(getApplicationContext(), "Server is Busy..", Toast.LENGTH_SHORT).show();
+            }
+        });
+
+    }
+
+    public void retreival(View view)
+    {
+
+        gps = new GPSTracker(Help.this);
+
+        // check if GPS enabled
+        if (gps.canGetLocation()) {
+
+            latitude =  gps.getLatitude();
+            longitude = gps.getLongitude();
+            Toast.makeText(this, latitude+" , "+longitude, Toast.LENGTH_SHORT).show();
+        }
+        else
+        {
+            gps.showSettingsAlert();
+        }
+
+        for (int i = 0; i <= count; i++) {
+
+
+            databaseReference.child("Hospital").child(String.valueOf(i)).addValueEventListener(new ValueEventListener() {
+                @Override
+                public void onDataChange(DataSnapshot dataSnapshot) {
+
+                    for (DataSnapshot data : dataSnapshot.getChildren()) {
+                        sb.append(data.getKey()+" : "+data.getValue().toString() + "\n");
+                        round = 1;
+                    }
+                    if(round == 1) {
+                        sb.append("\n");
+                        round = 0;
+                    }
+                    //Toast.makeText(View_Hosp.this, sb, Toast.LENGTH_SHORT).show();
+                    //view1.setText(sb.toString());
+                    str = sb.toString();
+                }
+
+                @Override
+                public void onCancelled(DatabaseError databaseError) {
+                    Toast.makeText(getApplicationContext(), "Server is Busy..", Toast.LENGTH_SHORT).show();
+                }
+            });
+        }
+    }
+
+    public void suggestion(View view)
+    {
+        String areas = area.getText().toString().trim();
+        String[] ss = str.split("\n\n");
+        int r=0;
+
+        for(int i=0;i<count;i++)
+        {
+            String ss1[] = ss[i].split("\n");
+            if(ss[i].contains(areas))
+            {
+                //sb1.append(ss[i]);
+                double r1 = lol(ss1[1]);
+                double r2 = lol(ss1[2]);
+                rand =  Math.hypot(Math.abs(r1-latitude),Math.abs(r2-longitude));
+                if(rand < dist && (lol(ss1[5]))>4)
+                {
+                    dist = rand;
+                    hi[0] = dist;
+                    fun = i;
+                    //show.setText(ss[i]);
+                }
+                else if(rand < dist && (lol(ss1[5]))<4)
+                {
+                    dist = rand;
+                    hi[1] = dist;
+                    nuf = i;
+                    //show.setText(ss[i]);
+                }
+            }
+            else
+            {
+                r = r+1;
+            }
+
+        }
+       // r=r-1;
+        if(r==count)
+        {
+            show.setText("Speciality Not found");
+        }
+        else {
+            if (Math.abs(hi[0] - hi[1]) < 1) {
+                phone = ss[fun];
+                show.setText(ss[fun]);
+            } else {
+                phone = ss[fun];
+                show.setText(ss[nuf]);
+            }
+        }
+    }
+    public double lol(String s)
+    {
+        String [] r = s.split(" : ");
+        double f = Double.parseDouble(r[1]);
+        return f;
+    }
+
+    public void newing(View view)
+    {
+        FloatingActionButton fab1 = (FloatingActionButton)findViewById(R.id.floatingActionButton2);
+        FloatingActionButton fab2 = (FloatingActionButton)findViewById(R.id.floatingActionButton3);
+
+        fab1.setVisibility(view.VISIBLE);
+        fab2.setVisibility(view.VISIBLE);
+    }
+    public void call(View view)
+    {
+        String[] number1 = phone.split("\n");
+        Intent intent = new Intent(Intent.ACTION_DIAL);
+        intent.setData(Uri.parse("tel:"+number1[4]));
+        startActivity(intent);
+    }
+    public void messaging(View view)
+    {
+        /*String[] number1 = phone.split("\n");
+        Intent smsIntent = new Intent(android.content.Intent.ACTION_VIEW);
+        smsIntent.setType("vnd.android-dir/mms-sms");
+        smsIntent.putExtra("address",number1[4]);
+        smsIntent.putExtra("sms_body","your desired message");
+        startActivity(smsIntent);
+*/
+    }
+
+
+}