public Builder setFormatBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      format_ = value;
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<pre>
Optional. The format of the data.
Supported formats:
 for NUMBER type: "float", "double"
 for INTEGER type: "int32", "int64"
 for STRING type: "email", "byte", etc
</pre>

<code>string format = 7 [(.google.api.field_behavior) = OPTIONAL];</code>

@param value The bytes for format to set.
@return This builder for chaining.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Schema.java