129 lines
3.8 KiB
Java
129 lines
3.8 KiB
Java
package com.hypixel.hytale.protocol.packets.interaction;
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import com.hypixel.hytale.protocol.ForkedChainId;
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import com.hypixel.hytale.protocol.Packet;
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import com.hypixel.hytale.protocol.io.ValidationResult;
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import io.netty.buffer.ByteBuf;
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import java.util.Objects;
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import javax.annotation.Nonnull;
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import javax.annotation.Nullable;
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public class CancelInteractionChain implements Packet {
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public static final int PACKET_ID = 291;
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public static final boolean IS_COMPRESSED = false;
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public static final int NULLABLE_BIT_FIELD_SIZE = 1;
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public static final int FIXED_BLOCK_SIZE = 5;
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public static final int VARIABLE_FIELD_COUNT = 1;
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public static final int VARIABLE_BLOCK_START = 5;
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public static final int MAX_SIZE = 1038;
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public int chainId;
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@Nullable
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public ForkedChainId forkedId;
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@Override
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public int getId() {
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return 291;
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}
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public CancelInteractionChain() {
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}
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public CancelInteractionChain(int chainId, @Nullable ForkedChainId forkedId) {
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this.chainId = chainId;
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this.forkedId = forkedId;
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}
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public CancelInteractionChain(@Nonnull CancelInteractionChain other) {
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this.chainId = other.chainId;
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this.forkedId = other.forkedId;
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}
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@Nonnull
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public static CancelInteractionChain deserialize(@Nonnull ByteBuf buf, int offset) {
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CancelInteractionChain obj = new CancelInteractionChain();
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byte nullBits = buf.getByte(offset);
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obj.chainId = buf.getIntLE(offset + 1);
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int pos = offset + 5;
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if ((nullBits & 1) != 0) {
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obj.forkedId = ForkedChainId.deserialize(buf, pos);
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pos += ForkedChainId.computeBytesConsumed(buf, pos);
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}
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return obj;
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}
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public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
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byte nullBits = buf.getByte(offset);
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int pos = offset + 5;
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if ((nullBits & 1) != 0) {
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pos += ForkedChainId.computeBytesConsumed(buf, pos);
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}
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return pos - offset;
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}
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@Override
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public void serialize(@Nonnull ByteBuf buf) {
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byte nullBits = 0;
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if (this.forkedId != null) {
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nullBits = (byte)(nullBits | 1);
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}
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buf.writeByte(nullBits);
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buf.writeIntLE(this.chainId);
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if (this.forkedId != null) {
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this.forkedId.serialize(buf);
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}
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}
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@Override
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public int computeSize() {
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int size = 5;
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if (this.forkedId != null) {
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size += this.forkedId.computeSize();
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}
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return size;
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}
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public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
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if (buffer.readableBytes() - offset < 5) {
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return ValidationResult.error("Buffer too small: expected at least 5 bytes");
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} else {
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byte nullBits = buffer.getByte(offset);
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int pos = offset + 5;
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if ((nullBits & 1) != 0) {
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ValidationResult forkedIdResult = ForkedChainId.validateStructure(buffer, pos);
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if (!forkedIdResult.isValid()) {
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return ValidationResult.error("Invalid ForkedId: " + forkedIdResult.error());
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}
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pos += ForkedChainId.computeBytesConsumed(buffer, pos);
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}
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return ValidationResult.OK;
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}
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}
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public CancelInteractionChain clone() {
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CancelInteractionChain copy = new CancelInteractionChain();
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copy.chainId = this.chainId;
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copy.forkedId = this.forkedId != null ? this.forkedId.clone() : null;
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return copy;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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} else {
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return !(obj instanceof CancelInteractionChain other) ? false : this.chainId == other.chainId && Objects.equals(this.forkedId, other.forkedId);
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}
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}
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@Override
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public int hashCode() {
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return Objects.hash(this.chainId, this.forkedId);
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}
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}
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