valentin/My_Real_Estate_Agency
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Creating entities with corresponding fields with corresponding constraints about relations, dao's and database creation file

Browse Source 
(singletton pattern)
This commit is contained in:
BGbaderguet 2020-12-11 02:49:18 +01:00
parent 686ae4e724
commit 66f3ab66f6
16 changed files with 444 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
app/src/androidTest/java/fr/romanet/vj/apps/myrealestateagency/ExampleInstrumentedTest.java
View File

@ -2,13 +2,13 @@ package fr.romanet.vj.apps.myrealestateagency;
import android.content.Context;
import androidx.test.platform.app.InstrumentationRegistry;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import androidx.test.platform.app.InstrumentationRegistry;
import org.junit.Test;
import org.junit.runner.RunWith;
import static org.junit.Assert.*;
import static org.junit.Assert.assertEquals;
/**
* Instrumented test, which will execute on an Android device.

47
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/MainActivity.java
View File

@ -1,14 +1,61 @@
package fr.romanet.vj.apps.myrealestateagency;
import androidx.appcompat.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import java.util.ArrayList;
import java.util.List;
import android.os.AsyncTask;
import android.os.Bundle;
import fr.romanet.vj.apps.myrealestateagency.database.RealEstateAgencyDatabase;
import fr.romanet.vj.apps.myrealestateagency.entities.Agency;
import fr.romanet.vj.apps.myrealestateagency.entities.AgencyWithAgents;
import fr.romanet.vj.apps.myrealestateagency.entities.Agent;
public class MainActivity extends AppCompatActivity {
private static final String TAG = "MyActivity";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void insertSingleTodo(View view) {
new Thread(new Runnable() {
@Override
public void run() {
Log.d("MyApp","UNNNNNN GROOOOOOOOOOOOS CAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAA");
Agency test1 = new Agency("AgenceOFParis");
RealEstateAgencyDatabase.getInstance(getApplicationContext())
.agencyDao().insertAgency(test1);
Agent test = new Agent("Bader", "Guetari", 1);
RealEstateAgencyDatabase.getInstance(getApplicationContext())
.agentDao()
.insertAgent(test);
Agency test2 = new Agency("AgenceOFMarseille");
RealEstateAgencyDatabase.getInstance(getApplicationContext())
.agencyDao().insertAgency(test2);
Agent test3 = new Agent("Khalil", "Guetari", 2);
RealEstateAgencyDatabase.getInstance(getApplicationContext())
.agentDao()
.insertAgent(test3);
Agent test10 = new Agent("Achref", "Guetari", 1);
RealEstateAgencyDatabase.getInstance(getApplicationContext())
.agentDao()
.insertAgent(test10);
String query = "SELECT agency_id FROM agency INNER JOIN agent ON agency.agency_id = agent.agent_id WHERE agency_name =" + "AgenceOFParis" + "GROUP BY agency_name";
String query1 = "SELECT agency_id FROM agent INNER JOIN agency ON agency.agency_id = agent.agent_id WHERE agency_name =" + "AgenceOFParis" + "GROUP BY agency_name";
}
}).start();
}
}

19
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/dao/AgencyDao.java Normal file
View File

@ -0,0 +1,19 @@
package fr.romanet.vj.apps.myrealestateagency.dao;
import androidx.room.Dao;
import androidx.room.Insert;
import androidx.room.Query;
import java.util.List;
import fr.romanet.vj.apps.myrealestateagency.entities.Agency;
@Dao
public interface AgencyDao {
@Query("SELECT * FROM agency")
List<Agency> getAgencyList();
@Insert
void insertAgency(Agency agency);
}

17
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/dao/AgencyWithAgentsDao.java Normal file
View File

@ -0,0 +1,17 @@
package fr.romanet.vj.apps.myrealestateagency.dao;
import androidx.room.Dao;
import androidx.room.Query;
import androidx.room.Transaction;
import java.util.List;
import fr.romanet.vj.apps.myrealestateagency.entities.AgencyWithAgents;
@Dao
public interface AgencyWithAgentsDao {
@Transaction
@Query("SELECT * FROM agency")
List<AgencyWithAgents> getAgenciesAndAgent();
}

19
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/dao/AgentDao.java Normal file
View File

@ -0,0 +1,19 @@
package fr.romanet.vj.apps.myrealestateagency.dao;
import androidx.room.Dao;
import androidx.room.Insert;
import androidx.room.Query;
import java.util.List;
import fr.romanet.vj.apps.myrealestateagency.entities.Agent;
@Dao
public interface AgentDao {
@Query("SELECT * FROM agent")
List<Agent> getAgentList();
@Insert
void insertAgent(Agent agent);
}

18
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/dao/PropertyDao.java Normal file
View File

@ -0,0 +1,18 @@
package fr.romanet.vj.apps.myrealestateagency.dao;
import androidx.room.Dao;
import androidx.room.Insert;
import androidx.room.Query;
import java.util.List;
import fr.romanet.vj.apps.myrealestateagency.entities.Property;
@Dao
public interface PropertyDao {
@Query("SELECT * FROM property")
List<Property> getPropertyList();
@Insert
void insertProperty(Property property);
}

19
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/dao/PropertyStatueDao.java Normal file
View File

@ -0,0 +1,19 @@
package fr.romanet.vj.apps.myrealestateagency.dao;
import androidx.room.Dao;
import androidx.room.Insert;
import androidx.room.Query;
import java.util.List;
import fr.romanet.vj.apps.myrealestateagency.entities.PropertyStatue;
@Dao
public interface PropertyStatueDao {
@Query("SELECT * FROM property_statue")
List<PropertyStatue> getPropertyStatueList();
@Insert
void insertPropertyStatue(PropertyStatue propertyStatue);
}

18
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/dao/PropertyTypeDao.java Normal file
View File

@ -0,0 +1,18 @@
package fr.romanet.vj.apps.myrealestateagency.dao;
import androidx.room.Dao;
import androidx.room.Insert;
import androidx.room.Query;
import java.util.List;
import fr.romanet.vj.apps.myrealestateagency.entities.PropertyType;
@Dao
public interface PropertyTypeDao {
@Query("SELECT * FROM property_type")
List<PropertyType> getPropertyTypeList();
@Insert
void insertPropertyType(PropertyType propertyType);
}

48
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/database/RealEstateAgencyDatabase.java Normal file
View File

@ -0,0 +1,48 @@
package fr.romanet.vj.apps.myrealestateagency.database;
import android.content.Context;
import androidx.room.Database;
import androidx.room.Room;
import androidx.room.RoomDatabase;
import androidx.room.TypeConverters;
import fr.romanet.vj.apps.myrealestateagency.dao.AgencyDao;
import fr.romanet.vj.apps.myrealestateagency.dao.AgencyWithAgentsDao;
import fr.romanet.vj.apps.myrealestateagency.dao.PropertyDao;
import fr.romanet.vj.apps.myrealestateagency.dao.PropertyStatueDao;
import fr.romanet.vj.apps.myrealestateagency.dao.PropertyTypeDao;
import fr.romanet.vj.apps.myrealestateagency.entities.Agency;
import fr.romanet.vj.apps.myrealestateagency.entities.Agent;
import fr.romanet.vj.apps.myrealestateagency.dao.AgentDao;
import fr.romanet.vj.apps.myrealestateagency.entities.PropertyStatue;
@Database(entities = {Agency.class, Agent.class}, version = 1)
@TypeConverters({PropertyStatue.Converters.class})
public abstract class RealEstateAgencyDatabase extends RoomDatabase {
public abstract AgentDao agentDao();
public abstract AgencyDao agencyDao();
public abstract AgencyWithAgentsDao agencyWithAgentsDao();
public abstract PropertyStatueDao statueDao();
public abstract PropertyTypeDao propertyTypeDao();
public abstract PropertyDao propertyDao();
private static volatile RealEstateAgencyDatabase INSTANCE;
public static RealEstateAgencyDatabase getInstance(Context context) {
if(INSTANCE == null){
synchronized (RealEstateAgencyDatabase.class) {
if(INSTANCE == null) {
INSTANCE = Room
.databaseBuilder(context.getApplicationContext()
, RealEstateAgencyDatabase.class, "real_estate_agency_db")
.build();
}
}
}
return INSTANCE;
}
}

30
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/entities/Agency.java Normal file
View File

@ -0,0 +1,30 @@
package fr.romanet.vj.apps.myrealestateagency.entities;
import androidx.room.ColumnInfo;
import androidx.room.Entity;
import androidx.room.Index;
import androidx.room.PrimaryKey;
//Parent class of agent (indeed, zero or many agents can work in an agency)
@Entity(tableName = "agency",
indices = {@Index("agency_id"),
@Index(value = {"agency_name"}, unique = true)})
public class Agency {
@ColumnInfo(name = "agency_id")
@PrimaryKey(autoGenerate = true)
public int agencyId;
@ColumnInfo(name = "agency_name")
public String agencyName;
public Agency(String agencyName)
{
agencyId = 0;
this.agencyName = agencyName;
}
public int getAgencyId() {
return agencyId;
}
}

23
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/entities/AgencyWithAgents.java Normal file
View File

@ -0,0 +1,23 @@
package fr.romanet.vj.apps.myrealestateagency.entities;
import androidx.room.Embedded;
import androidx.room.Relation;
import java.util.List;
public class AgencyWithAgents {
@Embedded public Agency agency;
@Relation(
parentColumn = "agency_id",
entityColumn = "agency_employer_id"
)
public List<Agent> agents;
public Agency getAgency() {
return agency;
}
public List<Agent> getAgents() {
return agents;
}
}

45
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/entities/Agent.java Normal file
View File

@ -0,0 +1,45 @@
package fr.romanet.vj.apps.myrealestateagency.entities;
import androidx.room.ColumnInfo;
import androidx.room.Entity;
import androidx.room.ForeignKey;
import androidx.room.Index;
import androidx.room.PrimaryKey;
import static androidx.room.ForeignKey.CASCADE;
//Child class of Agency (indeed, an agent work only in one agency)
@Entity(tableName = "agent",
indices = {@Index(value = {"agent_first_name", "agent_last_name"}, unique = true)},
foreignKeys = @ForeignKey(entity = Agency.class,
parentColumns = "agency_id",
childColumns = "agency_employer_id",
onDelete = CASCADE))
public class Agent {
@ColumnInfo(name = "agent_id")
@PrimaryKey(autoGenerate = true)
public int agentId;
@ColumnInfo(name = "agent_first_name")
public String agentFirstName;
@ColumnInfo(name = "agent_last_name")
public String agentLastName;
@ColumnInfo(name = "agency_employer_id", index = true)
public int agencyEmployerId;
public Agent(String agentFirstName, String agentLastName, int agencyEmployerId)
{
agentId = 0;
this.agentFirstName = agentFirstName;
this.agentLastName = agentLastName;
this.agencyEmployerId = agencyEmployerId;
}
public String getAgentName()
{
return agentFirstName;
}
}

35
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/entities/Property.java Normal file
View File

@ -0,0 +1,35 @@
package fr.romanet.vj.apps.myrealestateagency.entities;
import androidx.room.ColumnInfo;
import androidx.room.Entity;
import androidx.room.Index;
import androidx.room.PrimaryKey;
@Entity(tableName = "property", indices = {@Index(value = {"address","longitude", "latitude"}, unique = true)})
public class Property {
@PrimaryKey(autoGenerate = true)
@ColumnInfo(name = "property_id")
public int propertyId;
@ColumnInfo(name = "description")
public String description;
@ColumnInfo(name = "address")
public String address;
@ColumnInfo(name = "longitude")
public double longitude;
@ColumnInfo(name = "latitude")
public double latitude;
public Property(String description, String address, double longitude, double latitude)
{
propertyId = 0;
this.description = description;
this.address = address;
this.longitude = longitude;
this.latitude = latitude;
}
}

54
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/entities/PropertyStatue.java Normal file
View File

@ -0,0 +1,54 @@
package fr.romanet.vj.apps.myrealestateagency.entities;
import androidx.annotation.Nullable;
import androidx.room.ColumnInfo;
import androidx.room.Entity;
import androidx.room.ForeignKey;
import androidx.room.PrimaryKey;
import androidx.room.TypeConverter;
import java.sql.Date;
import static androidx.room.ForeignKey.CASCADE;
@Entity(tableName = "property_statue", foreignKeys = @ForeignKey(entity = Property.class, parentColumns = "property_id", childColumns = "belongs_property_id", onDelete = CASCADE))
public class PropertyStatue{
@ColumnInfo(name = "statue_id")
@PrimaryKey(autoGenerate = true)
public int statueId;
@ColumnInfo(name = "statue_description")
public boolean statueDescription;
@ColumnInfo(name = "sold_date")
@Nullable
public Date soldDate;
@ColumnInfo(name = "price")
public double price;
@ColumnInfo(name = "belongs_property_id")
public int propertyId;
public PropertyStatue(boolean statueDescription, double price, int propertyId)
{
statueId = 0;
this.statueDescription = statueDescription;
this.price = price;
this.propertyId = propertyId;
}
public static class Converters {
@TypeConverter
public static Date toDate(Long dateLong){
return dateLong == null ? null: new Date(dateLong);
}
@TypeConverter
public static Long fromDate(Date date){
return date == null ? null : date.getTime();
}
}
}

37
app/src/main/java/fr/romanet/vj/apps/myrealestateagency/entities/PropertyType.java Normal file
View File

@ -0,0 +1,37 @@
package fr.romanet.vj.apps.myrealestateagency.entities;
import androidx.room.ColumnInfo;
import androidx.room.Entity;
import androidx.room.ForeignKey;
import androidx.room.PrimaryKey;
import static androidx.room.ForeignKey.CASCADE;
@Entity(tableName = "property_type", foreignKeys = @ForeignKey(entity = Property.class, parentColumns = "property_id", childColumns = "belongs_property_id", onDelete = CASCADE))
public class PropertyType {
@PrimaryKey(autoGenerate = true)
@ColumnInfo(name = "type_id")
public int typeId;
@ColumnInfo(name = "type_description")
public String typeDescription;
@ColumnInfo(name = "number_rooms")
public int numberRooms;
@ColumnInfo(name = "surface_area")
public float surfaceArea;
@ColumnInfo(name = "belongs_property_id")
public int propertyId;
public PropertyType(String typeDescription, int numberRooms, float surfaceArea, int propertyId)
{
typeId = 0;
this.typeDescription = typeDescription;
this.numberRooms = numberRooms;
this.surfaceArea = surfaceArea;
this.propertyId = propertyId;
}
}

13
app/src/main/res/layout/activity_main.xml
View File

@ -7,6 +7,7 @@
tools:context=".MainActivity">
<TextView
android:id="@+id/textView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Hello World!"
@ -15,4 +16,16 @@
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<Button
android:id="@+id/buttonZ"
android:layout_width="95dp"
android:layout_height="56dp"
android:layout_marginBottom="204dp"
android:onClick="insertSingleTodo"
android:text="Button"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="@+id/textView"
app:layout_constraintHorizontal_bias="0.526"
app:layout_constraintStart_toStartOf="@+id/textView" />
</androidx.constraintlayout.widget.ConstraintLayout>