134 lines
4.0 KiB
Java
134 lines
4.0 KiB
Java
package com.hypixel.hytale.protocol.packets.buildertools;
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import com.hypixel.hytale.protocol.io.PacketIO;
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import com.hypixel.hytale.protocol.io.ProtocolException;
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import com.hypixel.hytale.protocol.io.ValidationResult;
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import com.hypixel.hytale.protocol.io.VarInt;
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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 BuilderToolStringArg {
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public static final int NULLABLE_BIT_FIELD_SIZE = 1;
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public static final int FIXED_BLOCK_SIZE = 1;
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public static final int VARIABLE_FIELD_COUNT = 1;
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public static final int VARIABLE_BLOCK_START = 1;
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public static final int MAX_SIZE = 16384006;
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@Nullable
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public String defaultValue;
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public BuilderToolStringArg() {
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}
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public BuilderToolStringArg(@Nullable String defaultValue) {
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this.defaultValue = defaultValue;
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}
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public BuilderToolStringArg(@Nonnull BuilderToolStringArg other) {
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this.defaultValue = other.defaultValue;
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}
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@Nonnull
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public static BuilderToolStringArg deserialize(@Nonnull ByteBuf buf, int offset) {
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BuilderToolStringArg obj = new BuilderToolStringArg();
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byte nullBits = buf.getByte(offset);
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int pos = offset + 1;
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if ((nullBits & 1) != 0) {
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int defaultValueLen = VarInt.peek(buf, pos);
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if (defaultValueLen < 0) {
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throw ProtocolException.negativeLength("Default", defaultValueLen);
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}
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if (defaultValueLen > 4096000) {
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throw ProtocolException.stringTooLong("Default", defaultValueLen, 4096000);
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}
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int defaultValueVarLen = VarInt.length(buf, pos);
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obj.defaultValue = PacketIO.readVarString(buf, pos, PacketIO.UTF8);
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pos += defaultValueVarLen + defaultValueLen;
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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 + 1;
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if ((nullBits & 1) != 0) {
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int sl = VarInt.peek(buf, pos);
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pos += VarInt.length(buf, pos) + sl;
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}
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return pos - offset;
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}
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public void serialize(@Nonnull ByteBuf buf) {
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byte nullBits = 0;
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if (this.defaultValue != null) {
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nullBits = (byte)(nullBits | 1);
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}
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buf.writeByte(nullBits);
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if (this.defaultValue != null) {
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PacketIO.writeVarString(buf, this.defaultValue, 4096000);
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}
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}
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public int computeSize() {
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int size = 1;
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if (this.defaultValue != null) {
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size += PacketIO.stringSize(this.defaultValue);
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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 < 1) {
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return ValidationResult.error("Buffer too small: expected at least 1 bytes");
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} else {
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byte nullBits = buffer.getByte(offset);
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int pos = offset + 1;
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if ((nullBits & 1) != 0) {
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int defaultLen = VarInt.peek(buffer, pos);
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if (defaultLen < 0) {
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return ValidationResult.error("Invalid string length for Default");
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}
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if (defaultLen > 4096000) {
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return ValidationResult.error("Default exceeds max length 4096000");
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}
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pos += VarInt.length(buffer, pos);
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pos += defaultLen;
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if (pos > buffer.writerIndex()) {
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return ValidationResult.error("Buffer overflow reading Default");
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}
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}
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return ValidationResult.OK;
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}
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}
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public BuilderToolStringArg clone() {
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BuilderToolStringArg copy = new BuilderToolStringArg();
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copy.defaultValue = this.defaultValue;
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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 BuilderToolStringArg other ? Objects.equals(this.defaultValue, other.defaultValue) : false;
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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.defaultValue);
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}
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}
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