public Builder setDiskTypeBytes(com.google.protobuf.ByteString value) {
          if (value == null) {
            throw new NullPointerException();
          }
          checkByteStringIsUtf8(value);
          diskType_ = value;
          bitField0_ |= 0x00000001;
          onChanged();
          return this;
        }
<pre>
Optional. Type of the disk to use. Defaults to `"pd-standard"`.
</pre>

<code>string disk_type = 1 [(.google.api.field_behavior) = OPTIONAL];</code>

@param value The bytes for diskType to set.
@return This builder for chaining.
java-workstations/proto-google-cloud-workstations-v1beta/src/main/java/com/google/cloud/workstations/v1beta/WorkstationConfig.java