| /* |
| * Copyright 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.app.appsearch; |
| |
| import android.annotation.NonNull; |
| import android.util.ArraySet; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| /** |
| * Encapsulates a request to remove documents by namespace and IDs from the {@link AppSearchSession} |
| * database. |
| * |
| * @see AppSearchSession#remove |
| */ |
| public final class RemoveByDocumentIdRequest { |
| private final String mNamespace; |
| private final Set<String> mIds; |
| |
| RemoveByDocumentIdRequest(String namespace, Set<String> ids) { |
| mNamespace = namespace; |
| mIds = ids; |
| } |
| |
| /** Returns the namespace to remove documents from. */ |
| @NonNull |
| public String getNamespace() { |
| return mNamespace; |
| } |
| |
| /** Returns the set of document IDs attached to the request. */ |
| @NonNull |
| public Set<String> getIds() { |
| return Collections.unmodifiableSet(mIds); |
| } |
| |
| /** Builder for {@link RemoveByDocumentIdRequest} objects. */ |
| public static final class Builder { |
| private final String mNamespace; |
| private ArraySet<String> mIds = new ArraySet<>(); |
| private boolean mBuilt = false; |
| |
| /** Creates a {@link RemoveByDocumentIdRequest.Builder} instance. */ |
| public Builder(@NonNull String namespace) { |
| mNamespace = Objects.requireNonNull(namespace); |
| } |
| |
| /** Adds one or more document IDs to the request. */ |
| @NonNull |
| public Builder addIds(@NonNull String... ids) { |
| Objects.requireNonNull(ids); |
| resetIfBuilt(); |
| return addIds(Arrays.asList(ids)); |
| } |
| |
| /** Adds a collection of IDs to the request. */ |
| @NonNull |
| public Builder addIds(@NonNull Collection<String> ids) { |
| Objects.requireNonNull(ids); |
| resetIfBuilt(); |
| mIds.addAll(ids); |
| return this; |
| } |
| |
| /** Builds a new {@link RemoveByDocumentIdRequest}. */ |
| @NonNull |
| public RemoveByDocumentIdRequest build() { |
| mBuilt = true; |
| return new RemoveByDocumentIdRequest(mNamespace, mIds); |
| } |
| |
| private void resetIfBuilt() { |
| if (mBuilt) { |
| mIds = new ArraySet<>(mIds); |
| mBuilt = false; |
| } |
| } |
| } |
| } |