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/*
 * Copyright The OpenTelemetry Authors
 * SPDX-License-Identifier: Apache-2.0
 */

package io.opentelemetry.exporter.internal.otlp;

import io.opentelemetry.exporter.internal.marshal.MarshalerContext;
import io.opentelemetry.exporter.internal.marshal.Serializer;
import io.opentelemetry.exporter.internal.marshal.StatelessMarshaler;
import io.opentelemetry.exporter.internal.marshal.StatelessMarshalerUtil;
import io.opentelemetry.proto.common.v1.internal.AnyValue;
import java.io.IOException;

/**
 * A Marshaler of string-valued {@link AnyValue}. See {@link StringAnyValueMarshaler}.
 *
 * This class is internal and is hence not for public use. Its APIs are unstable and can change
 * at any time.
 */
final class StringAnyValueStatelessMarshaler implements StatelessMarshaler {
  static final StringAnyValueStatelessMarshaler INSTANCE = new StringAnyValueStatelessMarshaler();

  private StringAnyValueStatelessMarshaler() {}

  @Override
  public void writeTo(Serializer output, String value, MarshalerContext context)
      throws IOException {
    output.serializeStringWithContext(AnyValue.STRING_VALUE, value, context);
  }

  @Override
  public int getBinarySerializedSize(String value, MarshalerContext context) {
    return StatelessMarshalerUtil.sizeStringWithContext(AnyValue.STRING_VALUE, value, context);
  }
}