| /* |
| * Copyright (C) 2017 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.location.cts.asn1.supl2.ulp_components; |
| |
| /* |
| */ |
| |
| |
| // |
| // |
| import android.location.cts.asn1.base.Asn1Choice; |
| import android.location.cts.asn1.base.Asn1Null; |
| import android.location.cts.asn1.base.Asn1Object; |
| import android.location.cts.asn1.base.Asn1Tag; |
| import android.location.cts.asn1.base.BitStream; |
| import android.location.cts.asn1.base.BitStreamReader; |
| import android.location.cts.asn1.base.ChoiceComponent; |
| import com.google.common.collect.ImmutableList; |
| import java.nio.ByteBuffer; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Map; |
| import javax.annotation.Nullable; |
| |
| |
| /** |
| */ |
| public class SLPAddress extends Asn1Choice { |
| // |
| |
| private static final Asn1Tag TAG_SLPAddress |
| = Asn1Tag.fromClassAndNumber(-1, -1); |
| |
| private static final Map<Asn1Tag, Select> tagToSelection = new HashMap<>(); |
| |
| private boolean extension; |
| private ChoiceComponent selection; |
| private Asn1Object element; |
| |
| static { |
| for (Select select : Select.values()) { |
| for (Asn1Tag tag : select.getPossibleFirstTags()) { |
| Select select0; |
| if ((select0 = tagToSelection.put(tag, select)) != null) { |
| throw new IllegalStateException( |
| "SLPAddress: " + tag + " maps to both " + select0 + " and " + select); |
| } |
| } |
| } |
| } |
| |
| public SLPAddress() { |
| super(); |
| } |
| |
| @Override |
| @Nullable |
| protected Asn1Tag getTag() { |
| return TAG_SLPAddress; |
| } |
| |
| @Override |
| protected boolean isTagImplicit() { |
| return true; |
| } |
| |
| public static Collection<Asn1Tag> getPossibleFirstTags() { |
| if (TAG_SLPAddress != null) { |
| return ImmutableList.of(TAG_SLPAddress); |
| } else { |
| return tagToSelection.keySet(); |
| } |
| } |
| |
| /** |
| * Creates a new SLPAddress from encoded stream. |
| */ |
| public static SLPAddress fromPerUnaligned(byte[] encodedBytes) { |
| SLPAddress result = new SLPAddress(); |
| result.decodePerUnaligned(new BitStreamReader(encodedBytes)); |
| return result; |
| } |
| |
| /** |
| * Creates a new SLPAddress from encoded stream. |
| */ |
| public static SLPAddress fromPerAligned(byte[] encodedBytes) { |
| SLPAddress result = new SLPAddress(); |
| result.decodePerAligned(new BitStreamReader(encodedBytes)); |
| return result; |
| } |
| |
| |
| |
| @Override protected boolean hasExtensionValue() { |
| return extension; |
| } |
| |
| @Override protected Integer getSelectionOrdinal() { |
| return selection.ordinal(); |
| } |
| |
| @Nullable |
| @Override |
| protected ChoiceComponent getSelectedComponent() { |
| return selection; |
| } |
| |
| @Override protected int getOptionCount() { |
| if (hasExtensionValue()) { |
| return Extend.values().length; |
| } |
| return Select.values().length; |
| } |
| |
| protected Asn1Object createAndSetValue(boolean isExtensionValue, |
| int ordinal) { |
| extension = isExtensionValue; |
| if (isExtensionValue) { |
| selection = Extend.values()[ordinal]; |
| } else { |
| selection = Select.values()[ordinal]; |
| } |
| element = selection.createElement(); |
| return element; |
| } |
| |
| @Override protected ChoiceComponent createAndSetValue(Asn1Tag tag) { |
| Select select = tagToSelection.get(tag); |
| if (select == null) { |
| throw new IllegalArgumentException("Unknown selection tag: " + tag); |
| } |
| element = select.createElement(); |
| selection = select; |
| extension = false; |
| return select; |
| } |
| |
| @Override protected boolean isExtensible() { |
| return true; |
| } |
| |
| @Override protected Asn1Object getValue() { |
| return element; |
| } |
| |
| |
| private static enum Select implements ChoiceComponent { |
| |
| $IPAddress(Asn1Tag.fromClassAndNumber(2, 0), |
| true) { |
| @Override |
| public Asn1Object createElement() { |
| return new IPAddress(); |
| } |
| |
| @Override |
| Collection<Asn1Tag> getPossibleFirstTags() { |
| return tag == null ? IPAddress.getPossibleFirstTags() : ImmutableList.of(tag); |
| } |
| |
| @Override |
| String elementIndentedString(Asn1Object element, String indent) { |
| return toString() + " : " + element.toIndentedString(indent); |
| } |
| }, |
| |
| $FQDN(Asn1Tag.fromClassAndNumber(2, 1), |
| true) { |
| @Override |
| public Asn1Object createElement() { |
| return new FQDN(); |
| } |
| |
| @Override |
| Collection<Asn1Tag> getPossibleFirstTags() { |
| return tag == null ? FQDN.getPossibleFirstTags() : ImmutableList.of(tag); |
| } |
| |
| @Override |
| String elementIndentedString(Asn1Object element, String indent) { |
| return toString() + " : " + element.toIndentedString(indent); |
| } |
| }, |
| |
| ; |
| |
| @Nullable final Asn1Tag tag; |
| final boolean isImplicitTagging; |
| |
| Select(@Nullable Asn1Tag tag, boolean isImplicitTagging) { |
| this.tag = tag; |
| this.isImplicitTagging = isImplicitTagging; |
| } |
| |
| @Override |
| public Asn1Object createElement() { |
| throw new IllegalStateException("Select template error"); |
| } |
| |
| @Override |
| @Nullable |
| public Asn1Tag getTag() { |
| return tag; |
| } |
| |
| @Override |
| public boolean isImplicitTagging() { |
| return isImplicitTagging; |
| } |
| |
| abstract Collection<Asn1Tag> getPossibleFirstTags(); |
| |
| abstract String elementIndentedString(Asn1Object element, String indent); |
| } |
| |
| |
| |
| public boolean isIPAddress() { |
| return !hasExtensionValue() && Select.$IPAddress == selection; |
| } |
| |
| /** |
| * @throws {@code IllegalStateException} if {@code !isIPAddress}. |
| */ |
| @SuppressWarnings("unchecked") |
| public IPAddress getIPAddress() { |
| if (!isIPAddress()) { |
| throw new IllegalStateException("SLPAddress value not a IPAddress"); |
| } |
| return (IPAddress) element; |
| } |
| |
| public void setIPAddress(IPAddress selected) { |
| selection = Select.$IPAddress; |
| extension = false; |
| element = selected; |
| } |
| |
| public IPAddress setIPAddressToNewInstance() { |
| IPAddress element = new IPAddress(); |
| setIPAddress(element); |
| return element; |
| } |
| |
| |
| |
| public boolean isFQDN() { |
| return !hasExtensionValue() && Select.$FQDN == selection; |
| } |
| |
| /** |
| * @throws {@code IllegalStateException} if {@code !isFQDN}. |
| */ |
| @SuppressWarnings("unchecked") |
| public FQDN getFQDN() { |
| if (!isFQDN()) { |
| throw new IllegalStateException("SLPAddress value not a FQDN"); |
| } |
| return (FQDN) element; |
| } |
| |
| public void setFQDN(FQDN selected) { |
| selection = Select.$FQDN; |
| extension = false; |
| element = selected; |
| } |
| |
| public FQDN setFQDNToNewInstance() { |
| FQDN element = new FQDN(); |
| setFQDN(element); |
| return element; |
| } |
| |
| |
| private static enum Extend implements ChoiceComponent { |
| |
| ; |
| @Nullable private final Asn1Tag tag; |
| private final boolean isImplicitTagging; |
| |
| Extend(@Nullable Asn1Tag tag, boolean isImplicitTagging) { |
| this.tag = tag; |
| this.isImplicitTagging = isImplicitTagging; |
| } |
| |
| public Asn1Object createElement() { |
| throw new IllegalStateException("Extend template error"); |
| } |
| |
| @Override |
| @Nullable |
| public Asn1Tag getTag() { |
| return tag; |
| } |
| |
| @Override |
| public boolean isImplicitTagging() { |
| return isImplicitTagging; |
| } |
| |
| String elementIndentedString(Asn1Object element, String indent) { |
| throw new IllegalStateException("Extend template error"); |
| } |
| } |
| |
| |
| @Override public Iterable<BitStream> encodePerUnaligned() { |
| return super.encodePerUnaligned(); |
| } |
| |
| @Override public Iterable<BitStream> encodePerAligned() { |
| return super.encodePerAligned(); |
| } |
| |
| @Override public void decodePerUnaligned(BitStreamReader reader) { |
| super.decodePerUnaligned(reader); |
| } |
| |
| @Override public void decodePerAligned(BitStreamReader reader) { |
| super.decodePerAligned(reader); |
| } |
| |
| @Override public String toString() { |
| return toIndentedString(""); |
| } |
| |
| private String elementIndentedString(String indent) { |
| if (element == null) { |
| return "null;\n"; |
| } |
| if (extension) { |
| return Extend.values()[selection.ordinal()] |
| .elementIndentedString(element, indent + " "); |
| } else { |
| return Select.values()[selection.ordinal()] |
| .elementIndentedString(element, indent + " "); |
| } |
| } |
| |
| public String toIndentedString(String indent) { |
| return "SLPAddress = " + elementIndentedString(indent) + indent + ";\n"; |
| } |
| } |