Package com.google.cloud.aiplatform.v1

Class Trial

java.lang.Object
com.google.protobuf.AbstractMessageLite
com.google.protobuf.AbstractMessage
com.google.protobuf.GeneratedMessage
com.google.cloud.aiplatform.v1.Trial
All Implemented Interfaces:
TrialOrBuilder, com.google.protobuf.Message, com.google.protobuf.MessageLite, com.google.protobuf.MessageLiteOrBuilder, com.google.protobuf.MessageOrBuilder, Serializable
@Generated public final class Trial extends com.google.protobuf.GeneratedMessage implements TrialOrBuilder
 A message representing a Trial. A Trial contains a unique set of Parameters
 that has been or will be evaluated, along with the objective metrics got by
 running the Trial.
Protobuf type google.cloud.aiplatform.v1.Trial
See Also:

  • Field Details

    • NAME_FIELD_NUMBER

      public static final int NAME_FIELD_NUMBER
      See Also:

    • ID_FIELD_NUMBER

      public static final int ID_FIELD_NUMBER
      See Also:

    • STATE_FIELD_NUMBER

      public static final int STATE_FIELD_NUMBER
      See Also:

    • PARAMETERS_FIELD_NUMBER

      public static final int PARAMETERS_FIELD_NUMBER
      See Also:

    • FINAL_MEASUREMENT_FIELD_NUMBER

      public static final int FINAL_MEASUREMENT_FIELD_NUMBER
      See Also:

    • MEASUREMENTS_FIELD_NUMBER

      public static final int MEASUREMENTS_FIELD_NUMBER
      See Also:

    • START_TIME_FIELD_NUMBER

      public static final int START_TIME_FIELD_NUMBER
      See Also:

    • END_TIME_FIELD_NUMBER

      public static final int END_TIME_FIELD_NUMBER
      See Also:

    • CLIENT_ID_FIELD_NUMBER

      public static final int CLIENT_ID_FIELD_NUMBER
      See Also:

    • INFEASIBLE_REASON_FIELD_NUMBER

      public static final int INFEASIBLE_REASON_FIELD_NUMBER
      See Also:

    • CUSTOM_JOB_FIELD_NUMBER

      public static final int CUSTOM_JOB_FIELD_NUMBER
      See Also:

    • WEB_ACCESS_URIS_FIELD_NUMBER

      public static final int WEB_ACCESS_URIS_FIELD_NUMBER
      See Also:

  • Method Details

    • getDescriptor

      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor()

    • internalGetMapFieldReflection

      protected com.google.protobuf.MapFieldReflectionAccessor internalGetMapFieldReflection(int number)
      Overrides:
      internalGetMapFieldReflection in class com.google.protobuf.GeneratedMessage

    • internalGetFieldAccessorTable

      protected com.google.protobuf.GeneratedMessage.FieldAccessorTable internalGetFieldAccessorTable()
      Specified by:
      internalGetFieldAccessorTable in class com.google.protobuf.GeneratedMessage

    • getName

      public String getName()
       Output only. Resource name of the Trial assigned by the service.
      string name = 1 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getName in interface TrialOrBuilder
      Returns:
      The name.

    • getNameBytes

      public com.google.protobuf.ByteString getNameBytes()
       Output only. Resource name of the Trial assigned by the service.
      string name = 1 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getNameBytes in interface TrialOrBuilder
      Returns:
      The bytes for name.

    • getId

      public String getId()
       Output only. The identifier of the Trial assigned by the service.
      string id = 2 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getId in interface TrialOrBuilder
      Returns:
      The id.

    • getIdBytes

      public com.google.protobuf.ByteString getIdBytes()
       Output only. The identifier of the Trial assigned by the service.
      string id = 2 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getIdBytes in interface TrialOrBuilder
      Returns:
      The bytes for id.

    • getStateValue

      public int getStateValue()
       Output only. The detailed state of the Trial.
      .google.cloud.aiplatform.v1.Trial.State state = 3 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getStateValue in interface TrialOrBuilder
      Returns:
      The enum numeric value on the wire for state.

    • getState

      public Trial.State getState()
       Output only. The detailed state of the Trial.
      .google.cloud.aiplatform.v1.Trial.State state = 3 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getState in interface TrialOrBuilder
      Returns:
      The state.

    • getParametersList

      public List<Trial.Parameter> getParametersList()
       Output only. The parameters of the Trial.
      repeated .google.cloud.aiplatform.v1.Trial.Parameter parameters = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getParametersList in interface TrialOrBuilder

    • getParametersOrBuilderList

      public List<? extends Trial.ParameterOrBuilder> getParametersOrBuilderList()
       Output only. The parameters of the Trial.
      repeated .google.cloud.aiplatform.v1.Trial.Parameter parameters = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getParametersOrBuilderList in interface TrialOrBuilder

    • getParametersCount

      public int getParametersCount()
       Output only. The parameters of the Trial.
      repeated .google.cloud.aiplatform.v1.Trial.Parameter parameters = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getParametersCount in interface TrialOrBuilder

    • getParameters

      public Trial.Parameter getParameters(int index)
       Output only. The parameters of the Trial.
      repeated .google.cloud.aiplatform.v1.Trial.Parameter parameters = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getParameters in interface TrialOrBuilder

    • getParametersOrBuilder

      public Trial.ParameterOrBuilder getParametersOrBuilder(int index)
       Output only. The parameters of the Trial.
      repeated .google.cloud.aiplatform.v1.Trial.Parameter parameters = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getParametersOrBuilder in interface TrialOrBuilder

    • hasFinalMeasurement

      public boolean hasFinalMeasurement()
       Output only. The final measurement containing the objective value.
      .google.cloud.aiplatform.v1.Measurement final_measurement = 5 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      hasFinalMeasurement in interface TrialOrBuilder
      Returns:
      Whether the finalMeasurement field is set.

    • getFinalMeasurement

      public Measurement getFinalMeasurement()
       Output only. The final measurement containing the objective value.
      .google.cloud.aiplatform.v1.Measurement final_measurement = 5 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getFinalMeasurement in interface TrialOrBuilder
      Returns:
      The finalMeasurement.

    • getFinalMeasurementOrBuilder

      public MeasurementOrBuilder getFinalMeasurementOrBuilder()
       Output only. The final measurement containing the objective value.
      .google.cloud.aiplatform.v1.Measurement final_measurement = 5 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getFinalMeasurementOrBuilder in interface TrialOrBuilder

    • getMeasurementsList

      public List<Measurement> getMeasurementsList()
       Output only. A list of measurements that are strictly lexicographically
 ordered by their induced tuples (steps, elapsed_duration).
 These are used for early stopping computations.
      repeated .google.cloud.aiplatform.v1.Measurement measurements = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getMeasurementsList in interface TrialOrBuilder

    • getMeasurementsOrBuilderList

      public List<? extends MeasurementOrBuilder> getMeasurementsOrBuilderList()
       Output only. A list of measurements that are strictly lexicographically
 ordered by their induced tuples (steps, elapsed_duration).
 These are used for early stopping computations.
      repeated .google.cloud.aiplatform.v1.Measurement measurements = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getMeasurementsOrBuilderList in interface TrialOrBuilder

    • getMeasurementsCount

      public int getMeasurementsCount()
       Output only. A list of measurements that are strictly lexicographically
 ordered by their induced tuples (steps, elapsed_duration).
 These are used for early stopping computations.
      repeated .google.cloud.aiplatform.v1.Measurement measurements = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getMeasurementsCount in interface TrialOrBuilder

    • getMeasurements

      public Measurement getMeasurements(int index)
       Output only. A list of measurements that are strictly lexicographically
 ordered by their induced tuples (steps, elapsed_duration).
 These are used for early stopping computations.
      repeated .google.cloud.aiplatform.v1.Measurement measurements = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getMeasurements in interface TrialOrBuilder

    • getMeasurementsOrBuilder

      public MeasurementOrBuilder getMeasurementsOrBuilder(int index)
       Output only. A list of measurements that are strictly lexicographically
 ordered by their induced tuples (steps, elapsed_duration).
 These are used for early stopping computations.
      repeated .google.cloud.aiplatform.v1.Measurement measurements = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getMeasurementsOrBuilder in interface TrialOrBuilder

    • hasStartTime

      public boolean hasStartTime()
       Output only. Time when the Trial was started.
      .google.protobuf.Timestamp start_time = 7 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      hasStartTime in interface TrialOrBuilder
      Returns:
      Whether the startTime field is set.

    • getStartTime

      public com.google.protobuf.Timestamp getStartTime()
       Output only. Time when the Trial was started.
      .google.protobuf.Timestamp start_time = 7 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getStartTime in interface TrialOrBuilder
      Returns:
      The startTime.

    • getStartTimeOrBuilder

      public com.google.protobuf.TimestampOrBuilder getStartTimeOrBuilder()
       Output only. Time when the Trial was started.
      .google.protobuf.Timestamp start_time = 7 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getStartTimeOrBuilder in interface TrialOrBuilder

    • hasEndTime

      public boolean hasEndTime()
       Output only. Time when the Trial's status changed to `SUCCEEDED` or
 `INFEASIBLE`.
      .google.protobuf.Timestamp end_time = 8 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      hasEndTime in interface TrialOrBuilder
      Returns:
      Whether the endTime field is set.

    • getEndTime

      public com.google.protobuf.Timestamp getEndTime()
       Output only. Time when the Trial's status changed to `SUCCEEDED` or
 `INFEASIBLE`.
      .google.protobuf.Timestamp end_time = 8 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getEndTime in interface TrialOrBuilder
      Returns:
      The endTime.

    • getEndTimeOrBuilder

      public com.google.protobuf.TimestampOrBuilder getEndTimeOrBuilder()
       Output only. Time when the Trial's status changed to `SUCCEEDED` or
 `INFEASIBLE`.
      .google.protobuf.Timestamp end_time = 8 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getEndTimeOrBuilder in interface TrialOrBuilder

    • getClientId

      public String getClientId()
       Output only. The identifier of the client that originally requested this
 Trial. Each client is identified by a unique client_id. When a client asks
 for a suggestion, Vertex AI Vizier will assign it a Trial. The client
 should evaluate the Trial, complete it, and report back to Vertex AI
 Vizier. If suggestion is asked again by same client_id before the Trial is
 completed, the same Trial will be returned. Multiple clients with
 different client_ids can ask for suggestions simultaneously, each of them
 will get their own Trial.
      string client_id = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getClientId in interface TrialOrBuilder
      Returns:
      The clientId.

    • getClientIdBytes

      public com.google.protobuf.ByteString getClientIdBytes()
       Output only. The identifier of the client that originally requested this
 Trial. Each client is identified by a unique client_id. When a client asks
 for a suggestion, Vertex AI Vizier will assign it a Trial. The client
 should evaluate the Trial, complete it, and report back to Vertex AI
 Vizier. If suggestion is asked again by same client_id before the Trial is
 completed, the same Trial will be returned. Multiple clients with
 different client_ids can ask for suggestions simultaneously, each of them
 will get their own Trial.
      string client_id = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getClientIdBytes in interface TrialOrBuilder
      Returns:
      The bytes for clientId.

    • getInfeasibleReason

      public String getInfeasibleReason()
       Output only. A human readable string describing why the Trial is
 infeasible. This is set only if Trial state is `INFEASIBLE`.
      string infeasible_reason = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getInfeasibleReason in interface TrialOrBuilder
      Returns:
      The infeasibleReason.

    • getInfeasibleReasonBytes

      public com.google.protobuf.ByteString getInfeasibleReasonBytes()
       Output only. A human readable string describing why the Trial is
 infeasible. This is set only if Trial state is `INFEASIBLE`.
      string infeasible_reason = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getInfeasibleReasonBytes in interface TrialOrBuilder
      Returns:
      The bytes for infeasibleReason.

    • getCustomJob

      public String getCustomJob()
       Output only. The CustomJob name linked to the Trial.
 It's set for a HyperparameterTuningJob's Trial.
      string custom_job = 11 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
      Specified by:
      getCustomJob in interface TrialOrBuilder
      Returns:
      The customJob.

    • getCustomJobBytes

      public com.google.protobuf.ByteString getCustomJobBytes()
       Output only. The CustomJob name linked to the Trial.
 It's set for a HyperparameterTuningJob's Trial.
      string custom_job = 11 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
      Specified by:
      getCustomJobBytes in interface TrialOrBuilder
      Returns:
      The bytes for customJob.

    • getWebAccessUrisCount

      public int getWebAccessUrisCount()
      Description copied from interface: TrialOrBuilder
       Output only. URIs for accessing [interactive
 shells](https://cloud.google.com/vertex-ai/docs/training/monitor-debug-interactive-shell)
 (one URI for each training node). Only available if this trial is part of
 a
 [HyperparameterTuningJob][google.cloud.aiplatform.v1.HyperparameterTuningJob]
 and the job's
 [trial_job_spec.enable_web_access][google.cloud.aiplatform.v1.CustomJobSpec.enable_web_access]
 field is `true`.

 The keys are names of each node used for the trial; for example,
 `workerpool0-0` for the primary node, `workerpool1-0` for the first node in
 the second worker pool, and `workerpool1-1` for the second node in the
 second worker pool.

 The values are the URIs for each node's interactive shell.
      map<string, string> web_access_uris = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getWebAccessUrisCount in interface TrialOrBuilder

    • containsWebAccessUris

      public boolean containsWebAccessUris(String key)
       Output only. URIs for accessing [interactive
 shells](https://cloud.google.com/vertex-ai/docs/training/monitor-debug-interactive-shell)
 (one URI for each training node). Only available if this trial is part of
 a
 [HyperparameterTuningJob][google.cloud.aiplatform.v1.HyperparameterTuningJob]
 and the job's
 [trial_job_spec.enable_web_access][google.cloud.aiplatform.v1.CustomJobSpec.enable_web_access]
 field is `true`.

 The keys are names of each node used for the trial; for example,
 `workerpool0-0` for the primary node, `workerpool1-0` for the first node in
 the second worker pool, and `workerpool1-1` for the second node in the
 second worker pool.

 The values are the URIs for each node's interactive shell.
      map<string, string> web_access_uris = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      containsWebAccessUris in interface TrialOrBuilder

    • getWebAccessUris

      @Deprecated public Map<String,String> getWebAccessUris()
      Deprecated.
      Use getWebAccessUrisMap() instead.
      Specified by:
      getWebAccessUris in interface TrialOrBuilder

    • getWebAccessUrisMap

      public Map<String,String> getWebAccessUrisMap()
       Output only. URIs for accessing [interactive
 shells](https://cloud.google.com/vertex-ai/docs/training/monitor-debug-interactive-shell)
 (one URI for each training node). Only available if this trial is part of
 a
 [HyperparameterTuningJob][google.cloud.aiplatform.v1.HyperparameterTuningJob]
 and the job's
 [trial_job_spec.enable_web_access][google.cloud.aiplatform.v1.CustomJobSpec.enable_web_access]
 field is `true`.

 The keys are names of each node used for the trial; for example,
 `workerpool0-0` for the primary node, `workerpool1-0` for the first node in
 the second worker pool, and `workerpool1-1` for the second node in the
 second worker pool.

 The values are the URIs for each node's interactive shell.
      map<string, string> web_access_uris = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getWebAccessUrisMap in interface TrialOrBuilder

    • getWebAccessUrisOrDefault

      public String getWebAccessUrisOrDefault(String key, String defaultValue)
       Output only. URIs for accessing [interactive
 shells](https://cloud.google.com/vertex-ai/docs/training/monitor-debug-interactive-shell)
 (one URI for each training node). Only available if this trial is part of
 a
 [HyperparameterTuningJob][google.cloud.aiplatform.v1.HyperparameterTuningJob]
 and the job's
 [trial_job_spec.enable_web_access][google.cloud.aiplatform.v1.CustomJobSpec.enable_web_access]
 field is `true`.

 The keys are names of each node used for the trial; for example,
 `workerpool0-0` for the primary node, `workerpool1-0` for the first node in
 the second worker pool, and `workerpool1-1` for the second node in the
 second worker pool.

 The values are the URIs for each node's interactive shell.
      map<string, string> web_access_uris = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getWebAccessUrisOrDefault in interface TrialOrBuilder

    • getWebAccessUrisOrThrow

      public String getWebAccessUrisOrThrow(String key)
       Output only. URIs for accessing [interactive
 shells](https://cloud.google.com/vertex-ai/docs/training/monitor-debug-interactive-shell)
 (one URI for each training node). Only available if this trial is part of
 a
 [HyperparameterTuningJob][google.cloud.aiplatform.v1.HyperparameterTuningJob]
 and the job's
 [trial_job_spec.enable_web_access][google.cloud.aiplatform.v1.CustomJobSpec.enable_web_access]
 field is `true`.

 The keys are names of each node used for the trial; for example,
 `workerpool0-0` for the primary node, `workerpool1-0` for the first node in
 the second worker pool, and `workerpool1-1` for the second node in the
 second worker pool.

 The values are the URIs for each node's interactive shell.
      map<string, string> web_access_uris = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
      Specified by:
      getWebAccessUrisOrThrow in interface TrialOrBuilder

    • isInitialized

      public final boolean isInitialized()
      Specified by:
      isInitialized in interface com.google.protobuf.MessageLiteOrBuilder
      Overrides:
      isInitialized in class com.google.protobuf.GeneratedMessage

    • writeTo

      public void writeTo(com.google.protobuf.CodedOutputStream output) throws IOException
      Specified by:
      writeTo in interface com.google.protobuf.MessageLite
      Overrides:
      writeTo in class com.google.protobuf.GeneratedMessage
      Throws:
      IOException

    • getSerializedSize

      public int getSerializedSize()
      Specified by:
      getSerializedSize in interface com.google.protobuf.MessageLite
      Overrides:
      getSerializedSize in class com.google.protobuf.GeneratedMessage

    • equals

      public boolean equals(Object obj)
      Specified by:
      equals in interface com.google.protobuf.Message
      Overrides:
      equals in class com.google.protobuf.AbstractMessage

    • hashCode

      public int hashCode()
      Specified by:
      hashCode in interface com.google.protobuf.Message
      Overrides:
      hashCode in class com.google.protobuf.AbstractMessage

    • parseFrom

      public static Trial parseFrom(ByteBuffer data) throws com.google.protobuf.InvalidProtocolBufferException
      Throws:
      com.google.protobuf.InvalidProtocolBufferException

    • parseFrom

      public static Trial parseFrom(ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry) throws com.google.protobuf.InvalidProtocolBufferException
      Throws:
      com.google.protobuf.InvalidProtocolBufferException

    • parseFrom

      public static Trial parseFrom(com.google.protobuf.ByteString data) throws com.google.protobuf.InvalidProtocolBufferException
      Throws:
      com.google.protobuf.InvalidProtocolBufferException

    • parseFrom

      public static Trial parseFrom(com.google.protobuf.ByteString data, com.google.protobuf.ExtensionRegistryLite extensionRegistry) throws com.google.protobuf.InvalidProtocolBufferException
      Throws:
      com.google.protobuf.InvalidProtocolBufferException

    • parseFrom

      public static Trial parseFrom(byte[] data) throws com.google.protobuf.InvalidProtocolBufferException
      Throws:
      com.google.protobuf.InvalidProtocolBufferException

    • parseFrom

      public static Trial parseFrom(byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry) throws com.google.protobuf.InvalidProtocolBufferException
      Throws:
      com.google.protobuf.InvalidProtocolBufferException

    • parseFrom

      public static Trial parseFrom(InputStream input) throws IOException
      Throws:
      IOException

    • parseFrom

      public static Trial parseFrom(InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry) throws IOException
      Throws:
      IOException

    • parseDelimitedFrom

      public static Trial parseDelimitedFrom(InputStream input) throws IOException
      Throws:
      IOException

    • parseDelimitedFrom

      public static Trial parseDelimitedFrom(InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry) throws IOException
      Throws:
      IOException

    • parseFrom

      public static Trial parseFrom(com.google.protobuf.CodedInputStream input) throws IOException
      Throws:
      IOException

    • parseFrom

      public static Trial parseFrom(com.google.protobuf.CodedInputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry) throws IOException
      Throws:
      IOException

    • newBuilderForType

      public Trial.Builder newBuilderForType()
      Specified by:
      newBuilderForType in interface com.google.protobuf.Message
      Specified by:
      newBuilderForType in interface com.google.protobuf.MessageLite

    • newBuilder

      public static Trial.Builder newBuilder()

    • newBuilder

      public static Trial.Builder newBuilder(Trial prototype)

    • toBuilder

      public Trial.Builder toBuilder()
      Specified by:
      toBuilder in interface com.google.protobuf.Message
      Specified by:
      toBuilder in interface com.google.protobuf.MessageLite

    • newBuilderForType

      protected Trial.Builder newBuilderForType(com.google.protobuf.AbstractMessage.BuilderParent parent)
      Overrides:
      newBuilderForType in class com.google.protobuf.AbstractMessage

    • getDefaultInstance

      public static Trial getDefaultInstance()

    • parser

      public static com.google.protobuf.Parser<Trial> parser()

    • getParserForType

      public com.google.protobuf.Parser<Trial> getParserForType()
      Specified by:
      getParserForType in interface com.google.protobuf.Message
      Specified by:
      getParserForType in interface com.google.protobuf.MessageLite
      Overrides:
      getParserForType in class com.google.protobuf.GeneratedMessage

    • getDefaultInstanceForType

      public Trial getDefaultInstanceForType()
      Specified by:
      getDefaultInstanceForType in interface com.google.protobuf.MessageLiteOrBuilder
      Specified by:
      getDefaultInstanceForType in interface com.google.protobuf.MessageOrBuilder