Android LiveData<List> cast to LiveData<List>

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I have generic problem,

I have LiveData<List<User>>, object User implement IEntity.

How to cast LiveData<List<User>> to LiveData<List<IEntity>>?

 package cz.roomlivedata.entity;
 import android.arch.persistence.room.Entity;
 import android.arch.persistence.room.Index; 
 import android.arch.persistence.room.PrimaryKey;

 @Entity(indices = @Index(value = "id", unique = true)) 
 public class User implements IEntity 

 @PrimaryKey(autoGenerate = true) public int id;

 private String name;

 private String name; public User(String name) this.name = name; 

 public String getName() return name; 

 public void setName(String name) this.name = name;

code

edited Nov 13 at 7:50

Radesh

2,76711229

asked Nov 11 at 10:17

motorcb

3582614

add User class code
– Radesh
Nov 11 at 10:21

You say that "User implements IEntity" not "... extends IEntitiy". But without the latter, you can't add anything from one List to the other
– 0X0nosugar
Nov 11 at 14:34

@Radesh <pre>package cz.roomlivedata.entity; import android.arch.persistence.room.Entity; import android.arch.persistence.room.Index; import android.arch.persistence.room.PrimaryKey; @Entity(indices = @Index(value = "id", unique = true)) public class User implements IEntity @PrimaryKey(autoGenerate = true) public int id; private String name; public User(String name) this.name = name; public String getName() return name; public void setName(String name) this.name = name; </pre>
– motorcb
Nov 11 at 18:07

@motorcb did your problem solved?
– Radesh
Nov 17 at 14:22

add a comment |

up vote
0
down vote

favorite

I have generic problem,

I have LiveData<List<User>>, object User implement IEntity.

How to cast LiveData<List<User>> to LiveData<List<IEntity>>?

 package cz.roomlivedata.entity;
 import android.arch.persistence.room.Entity;
 import android.arch.persistence.room.Index; 
 import android.arch.persistence.room.PrimaryKey;

 @Entity(indices = @Index(value = "id", unique = true)) 
 public class User implements IEntity 

 @PrimaryKey(autoGenerate = true) public int id;

 private String name;

 private String name; public User(String name) this.name = name; 

 public String getName() return name; 

 public void setName(String name) this.name = name;

code

edited Nov 13 at 7:50

Radesh

2,76711229

asked Nov 11 at 10:17

motorcb

3582614

add User class code
– Radesh
Nov 11 at 10:21

You say that "User implements IEntity" not "... extends IEntitiy". But without the latter, you can't add anything from one List to the other
– 0X0nosugar
Nov 11 at 14:34

@Radesh <pre>package cz.roomlivedata.entity; import android.arch.persistence.room.Entity; import android.arch.persistence.room.Index; import android.arch.persistence.room.PrimaryKey; @Entity(indices = @Index(value = "id", unique = true)) public class User implements IEntity @PrimaryKey(autoGenerate = true) public int id; private String name; public User(String name) this.name = name; public String getName() return name; public void setName(String name) this.name = name; </pre>
– motorcb
Nov 11 at 18:07

@motorcb did your problem solved?
– Radesh
Nov 17 at 14:22

add a comment |

up vote
0
down vote

favorite

I have generic problem,

I have LiveData<List<User>>, object User implement IEntity.

How to cast LiveData<List<User>> to LiveData<List<IEntity>>?

 package cz.roomlivedata.entity;
 import android.arch.persistence.room.Entity;
 import android.arch.persistence.room.Index; 
 import android.arch.persistence.room.PrimaryKey;

 @Entity(indices = @Index(value = "id", unique = true)) 
 public class User implements IEntity 

 @PrimaryKey(autoGenerate = true) public int id;

 private String name;

 private String name; public User(String name) this.name = name; 

 public String getName() return name; 

 public void setName(String name) this.name = name;

code

edited Nov 13 at 7:50

Radesh

2,76711229

asked Nov 11 at 10:17

motorcb

3582614

I have generic problem,

I have LiveData<List<User>>, object User implement IEntity.

How to cast LiveData<List<User>> to LiveData<List<IEntity>>?

 package cz.roomlivedata.entity;
 import android.arch.persistence.room.Entity;
 import android.arch.persistence.room.Index; 
 import android.arch.persistence.room.PrimaryKey;

 @Entity(indices = @Index(value = "id", unique = true)) 
 public class User implements IEntity 

 @PrimaryKey(autoGenerate = true) public int id;

 private String name;

 private String name; public User(String name) this.name = name; 

 public String getName() return name; 

 public void setName(String name) this.name = name;

code

android generic-list android-livedata android-architecture-livedata

edited Nov 13 at 7:50

Radesh

2,76711229

asked Nov 11 at 10:17

motorcb

3582614

edited Nov 13 at 7:50

Radesh

2,76711229

asked Nov 11 at 10:17

motorcb

3582614

edited Nov 13 at 7:50

Radesh

2,76711229

edited Nov 13 at 7:50

Radesh

2,76711229

edited Nov 13 at 7:50

Radesh

2,76711229

asked Nov 11 at 10:17

motorcb

3582614

asked Nov 11 at 10:17

motorcb

3582614

asked Nov 11 at 10:17

motorcb

3582614

add User class code
– Radesh
Nov 11 at 10:21

You say that "User implements IEntity" not "... extends IEntitiy". But without the latter, you can't add anything from one List to the other
– 0X0nosugar
Nov 11 at 14:34

@Radesh <pre>package cz.roomlivedata.entity; import android.arch.persistence.room.Entity; import android.arch.persistence.room.Index; import android.arch.persistence.room.PrimaryKey; @Entity(indices = @Index(value = "id", unique = true)) public class User implements IEntity @PrimaryKey(autoGenerate = true) public int id; private String name; public User(String name) this.name = name; public String getName() return name; public void setName(String name) this.name = name; </pre>
– motorcb
Nov 11 at 18:07

@motorcb did your problem solved?
– Radesh
Nov 17 at 14:22

add a comment |

add User class code
– Radesh
Nov 11 at 10:21

You say that "User implements IEntity" not "... extends IEntitiy". But without the latter, you can't add anything from one List to the other
– 0X0nosugar
Nov 11 at 14:34

@Radesh <pre>package cz.roomlivedata.entity; import android.arch.persistence.room.Entity; import android.arch.persistence.room.Index; import android.arch.persistence.room.PrimaryKey; @Entity(indices = @Index(value = "id", unique = true)) public class User implements IEntity @PrimaryKey(autoGenerate = true) public int id; private String name; public User(String name) this.name = name; public String getName() return name; public void setName(String name) this.name = name; </pre>
– motorcb
Nov 11 at 18:07

@motorcb did your problem solved?
– Radesh
Nov 17 at 14:22

add User class code
– Radesh
Nov 11 at 10:21

You say that "User implements IEntity" not "... extends IEntitiy". But without the latter, you can't add anything from one List to the other
– 0X0nosugar
Nov 11 at 14:34

@Radesh

<pre>package cz.roomlivedata.entity; import android.arch.persistence.room.Entity; import android.arch.persistence.room.Index; import android.arch.persistence.room.PrimaryKey; @Entity(indices = @Index(value = "id", unique = true)) public class User implements IEntity @PrimaryKey(autoGenerate = true) public int id; private String name; public User(String name) this.name = name; public String getName() return name; public void setName(String name) this.name = name; </pre>

– motorcb
Nov 11 at 18:07

@Radesh

<pre>package cz.roomlivedata.entity; import android.arch.persistence.room.Entity; import android.arch.persistence.room.Index; import android.arch.persistence.room.PrimaryKey; @Entity(indices = @Index(value = "id", unique = true)) public class User implements IEntity @PrimaryKey(autoGenerate = true) public int id; private String name; public User(String name) this.name = name; public String getName() return name; public void setName(String name) this.name = name; </pre>

– motorcb
Nov 11 at 18:07

@motorcb did your problem solved?
– Radesh
Nov 17 at 14:22

add a comment |

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