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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: contract_state_change.proto

package com.hedera.services.stream.proto;

public interface StorageChangeOrBuilder extends
    // @@protoc_insertion_point(interface_extends:proto.StorageChange)
    com.google.protobuf.MessageOrBuilder {

  /**
   *    **
   * The storage slot changed.  Up to 32 bytes, big-endian, zero bytes left trimmed.
   * 
   *
   * bytes slot = 1;
   * @return The slot.
   */
  com.google.protobuf.ByteString getSlot();

  /**
   *    **
   * The value read from the storage slot.  Up to 32 bytes, big-endian, zero bytes left trimmed.
   * Because of the way SSTORE operations are charged the slot is always read before being written to.
   * 
   *
   * bytes value_read = 2;
   * @return The valueRead.
   */
  com.google.protobuf.ByteString getValueRead();

  /**
   *    **
   * The new value written to the slot.  Up to 32 bytes, big-endian, zero bytes left trimmed.
   * If a value of zero is written the valueWritten will be present but the inner value will be absent.
   * If a value was read and not written this value will not be present.
   * 
   *
   * .google.protobuf.BytesValue value_written = 3;
   * @return Whether the valueWritten field is set.
   */
  boolean hasValueWritten();
  /**
   *    **
   * The new value written to the slot.  Up to 32 bytes, big-endian, zero bytes left trimmed.
   * If a value of zero is written the valueWritten will be present but the inner value will be absent.
   * If a value was read and not written this value will not be present.
   * 
   *
   * .google.protobuf.BytesValue value_written = 3;
   * @return The valueWritten.
   */
  com.google.protobuf.BytesValue getValueWritten();
  /**
   *    **
   * The new value written to the slot.  Up to 32 bytes, big-endian, zero bytes left trimmed.
   * If a value of zero is written the valueWritten will be present but the inner value will be absent.
   * If a value was read and not written this value will not be present.
   * 
   *
   * .google.protobuf.BytesValue value_written = 3;
   */
  com.google.protobuf.BytesValueOrBuilder getValueWrittenOrBuilder();
}