1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.integrity.serializer; 18 19 import android.content.integrity.Rule; 20 21 import java.io.OutputStream; 22 import java.util.List; 23 import java.util.Optional; 24 25 /** A helper class to serialize rules from the {@link Rule} model. */ 26 public interface RuleSerializer { 27 28 /** Serialize rules to an output stream */ serialize( List<Rule> rules, Optional<Integer> formatVersion, OutputStream ruleFileOutputStream, OutputStream indexingFileOutputStream)29 void serialize( 30 List<Rule> rules, 31 Optional<Integer> formatVersion, 32 OutputStream ruleFileOutputStream, 33 OutputStream indexingFileOutputStream) 34 throws RuleSerializeException; 35 36 /** Serialize rules to a ByteArray. */ serialize(List<Rule> rules, Optional<Integer> formatVersion)37 byte[] serialize(List<Rule> rules, Optional<Integer> formatVersion) 38 throws RuleSerializeException; 39 } 40