1 /* 2 * Copyright (C) 2017 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 android.location.cts.asn1.base; 18 19 import java.util.Collection; 20 21 import javax.annotation.Nullable; 22 23 /** 24 * A component of an {@code Asn1Sequence}. 25 * 26 */ 27 public interface SequenceComponent { 28 29 boolean isExplicitlySet(); 30 31 boolean hasDefaultValue(); 32 33 boolean isOptional(); 34 35 Asn1Object getComponentValue(); 36 37 void setToNewInstance(); 38 39 /** 40 * Returns tags that may be the initial tag in the BER encoding of this type. 41 */ 42 Collection<Asn1Tag> getPossibleFirstTags(); 43 44 @Nullable Asn1Tag getTag(); 45 46 boolean isImplicitTagging(); 47 48 String toIndentedString(String indent); 49 } 50
