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sample: get docs from a Firestore subcollection #447

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Merged
merged 3 commits into from
May 9, 2023
Merged

sample: get docs from a Firestore subcollection #447

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ec588f1
sample: get docs from a Firestore subcollection
jlara310 May 1, 2023
cff88f2
Merge branch 'master' into firestore_query_subcollection
jlara310 May 2, 2023
de0ac97
Merge branch 'master' into firestore_query_subcollection
jlara310 May 8, 2023
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21 changes: 21 additions & 0 deletions firestore/app/src/main/java/com/google/example/firestore/DocSnippets.java
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Original file line number Diff line number Diff line change
Expand Up @@ -762,6 +762,27 @@ public void onComplete(@NonNull Task<QuerySnapshot> task) {
// [END get_multiple_all]
}

public void getAllDocsSubcollection() {
// [START firestore_query_subcollection]
db.collection("cities")
.document("SF")
.collection("landmarks")
.get()
.addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
@Override
public void onComplete(@NonNull Task<QuerySnapshot> task) {
if (task.isSuccessful()) {
for (QueryDocumentSnapshot document : task.getResult()) {
Log.d(TAG, document.getId() + " => " + document.getData());
}
} else {
Log.d(TAG, "Error getting documents: ", task.getException());
}
}
});
// [END firestore_query_subcollection]
}

public void listenToMultiple() {
// [START listen_multiple]
db.collection("cities")
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17 changes: 17 additions & 0 deletions firestore/app/src/main/java/com/google/example/firestore/kotlin/DocSnippets.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -594,6 +594,23 @@ abstract class DocSnippets(val db: FirebaseFirestore) {
// [END get_multiple_all]
}

private fun getAllDocsSubcollection() {
// [START firestore_query_subcollection]
db.collection("cities")
.document("SF")
.collection("landmarks")
.get()
.addOnSuccessListener { result ->
for (document in result) {
Log.d(TAG, "${document.id} => ${document.data}")
}
}
.addOnFailureListener { exception ->
Log.d(TAG, "Error getting documents: ", exception)
}
// [END firestore_query_subcollection]
}

private fun listenToMultiple() {
// [START listen_multiple]
db.collection("cities")
Expand Down