Package com.google.spanner.admin.database.v1

Class Backup

  • All Implemented Interfaces:
    com.google.protobuf.Message, com.google.protobuf.MessageLite, com.google.protobuf.MessageLiteOrBuilder, com.google.protobuf.MessageOrBuilder, BackupOrBuilder, Serializable
    public final class Backup
extends com.google.protobuf.GeneratedMessageV3
implements BackupOrBuilder
     A backup of a Cloud Spanner database.
    Protobuf type google.spanner.admin.database.v1.Backup
    See Also:
    Serialized Form

    • Field Detail

      • VERSION_TIME_FIELD_NUMBER

        public static final int VERSION_TIME_FIELD_NUMBER
        See Also:
        Constant Field Values

      • EXPIRE_TIME_FIELD_NUMBER

        public static final int EXPIRE_TIME_FIELD_NUMBER
        See Also:
        Constant Field Values

      • CREATE_TIME_FIELD_NUMBER

        public static final int CREATE_TIME_FIELD_NUMBER
        See Also:
        Constant Field Values

      • SIZE_BYTES_FIELD_NUMBER

        public static final int SIZE_BYTES_FIELD_NUMBER
        See Also:
        Constant Field Values

      • REFERENCING_DATABASES_FIELD_NUMBER

        public static final int REFERENCING_DATABASES_FIELD_NUMBER
        See Also:
        Constant Field Values

      • ENCRYPTION_INFO_FIELD_NUMBER

        public static final int ENCRYPTION_INFO_FIELD_NUMBER
        See Also:
        Constant Field Values

      • DATABASE_DIALECT_FIELD_NUMBER

        public static final int DATABASE_DIALECT_FIELD_NUMBER
        See Also:
        Constant Field Values

      • REFERENCING_BACKUPS_FIELD_NUMBER

        public static final int REFERENCING_BACKUPS_FIELD_NUMBER
        See Also:
        Constant Field Values

      • MAX_EXPIRE_TIME_FIELD_NUMBER

        public static final int MAX_EXPIRE_TIME_FIELD_NUMBER
        See Also:
        Constant Field Values

    • Method Detail

      • newInstance

        protected Object newInstance​(com.google.protobuf.GeneratedMessageV3.UnusedPrivateParameter unused)
        Overrides:
        newInstance in class com.google.protobuf.GeneratedMessageV3

      • getUnknownFields

        public final com.google.protobuf.UnknownFieldSet getUnknownFields()
        Specified by:
        getUnknownFields in interface com.google.protobuf.MessageOrBuilder
        Overrides:
        getUnknownFields in class com.google.protobuf.GeneratedMessageV3

      • getDescriptor

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

      • internalGetFieldAccessorTable

        protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable internalGetFieldAccessorTable()
        Specified by:
        internalGetFieldAccessorTable in class com.google.protobuf.GeneratedMessageV3

      • getDatabase

        public String getDatabase()
         Required for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup] operation.
 Name of the database from which this backup was
 created. This needs to be in the same instance as the backup.
 Values are of the form
 `projects/<project>/instances/<instance>/databases/<database>`.
        string database = 2 [(.google.api.resource_reference) = { ... }
        Specified by:
        getDatabase in interface BackupOrBuilder
        Returns:
        The database.

      • getDatabaseBytes

        public com.google.protobuf.ByteString getDatabaseBytes()
         Required for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup] operation.
 Name of the database from which this backup was
 created. This needs to be in the same instance as the backup.
 Values are of the form
 `projects/<project>/instances/<instance>/databases/<database>`.
        string database = 2 [(.google.api.resource_reference) = { ... }
        Specified by:
        getDatabaseBytes in interface BackupOrBuilder
        Returns:
        The bytes for database.

      • hasVersionTime

        public boolean hasVersionTime()
         The backup will contain an externally consistent copy of the database at
 the timestamp specified by `version_time`. If `version_time` is not
 specified, the system will set `version_time` to the `create_time` of the
 backup.
        .google.protobuf.Timestamp version_time = 9;
        Specified by:
        hasVersionTime in interface BackupOrBuilder
        Returns:
        Whether the versionTime field is set.

      • getVersionTime

        public com.google.protobuf.Timestamp getVersionTime()
         The backup will contain an externally consistent copy of the database at
 the timestamp specified by `version_time`. If `version_time` is not
 specified, the system will set `version_time` to the `create_time` of the
 backup.
        .google.protobuf.Timestamp version_time = 9;
        Specified by:
        getVersionTime in interface BackupOrBuilder
        Returns:
        The versionTime.

      • getVersionTimeOrBuilder

        public com.google.protobuf.TimestampOrBuilder getVersionTimeOrBuilder()
         The backup will contain an externally consistent copy of the database at
 the timestamp specified by `version_time`. If `version_time` is not
 specified, the system will set `version_time` to the `create_time` of the
 backup.
        .google.protobuf.Timestamp version_time = 9;
        Specified by:
        getVersionTimeOrBuilder in interface BackupOrBuilder

      • hasExpireTime

        public boolean hasExpireTime()
         Required for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup]
 operation. The expiration time of the backup, with microseconds
 granularity that must be at least 6 hours and at most 366 days
 from the time the CreateBackup request is processed. Once the `expire_time`
 has passed, the backup is eligible to be automatically deleted by Cloud
 Spanner to free the resources used by the backup.
        .google.protobuf.Timestamp expire_time = 3;
        Specified by:
        hasExpireTime in interface BackupOrBuilder
        Returns:
        Whether the expireTime field is set.

      • getExpireTime

        public com.google.protobuf.Timestamp getExpireTime()
         Required for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup]
 operation. The expiration time of the backup, with microseconds
 granularity that must be at least 6 hours and at most 366 days
 from the time the CreateBackup request is processed. Once the `expire_time`
 has passed, the backup is eligible to be automatically deleted by Cloud
 Spanner to free the resources used by the backup.
        .google.protobuf.Timestamp expire_time = 3;
        Specified by:
        getExpireTime in interface BackupOrBuilder
        Returns:
        The expireTime.

      • getExpireTimeOrBuilder

        public com.google.protobuf.TimestampOrBuilder getExpireTimeOrBuilder()
         Required for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup]
 operation. The expiration time of the backup, with microseconds
 granularity that must be at least 6 hours and at most 366 days
 from the time the CreateBackup request is processed. Once the `expire_time`
 has passed, the backup is eligible to be automatically deleted by Cloud
 Spanner to free the resources used by the backup.
        .google.protobuf.Timestamp expire_time = 3;
        Specified by:
        getExpireTimeOrBuilder in interface BackupOrBuilder

      • getName

        public String getName()
         Output only for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup] operation.
 Required for the [UpdateBackup][google.spanner.admin.database.v1.DatabaseAdmin.UpdateBackup] operation.
 A globally unique identifier for the backup which cannot be
 changed. Values are of the form
 `projects/<project>/instances/<instance>/backups/[a-z][a-z0-9_\-]*[a-z0-9]`
 The final segment of the name must be between 2 and 60 characters
 in length.
 The backup is stored in the location(s) specified in the instance
 configuration of the instance containing the backup, identified
 by the prefix of the backup name of the form
 `projects/<project>/instances/<instance>`.
        string name = 1;
        Specified by:
        getName in interface BackupOrBuilder
        Returns:
        The name.

      • getNameBytes

        public com.google.protobuf.ByteString getNameBytes()
         Output only for the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup] operation.
 Required for the [UpdateBackup][google.spanner.admin.database.v1.DatabaseAdmin.UpdateBackup] operation.
 A globally unique identifier for the backup which cannot be
 changed. Values are of the form
 `projects/<project>/instances/<instance>/backups/[a-z][a-z0-9_\-]*[a-z0-9]`
 The final segment of the name must be between 2 and 60 characters
 in length.
 The backup is stored in the location(s) specified in the instance
 configuration of the instance containing the backup, identified
 by the prefix of the backup name of the form
 `projects/<project>/instances/<instance>`.
        string name = 1;
        Specified by:
        getNameBytes in interface BackupOrBuilder
        Returns:
        The bytes for name.

      • hasCreateTime

        public boolean hasCreateTime()
         Output only. The time the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup]
 request is received. If the request does not specify `version_time`, the
 `version_time` of the backup will be equivalent to the `create_time`.
        .google.protobuf.Timestamp create_time = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        hasCreateTime in interface BackupOrBuilder
        Returns:
        Whether the createTime field is set.

      • getCreateTime

        public com.google.protobuf.Timestamp getCreateTime()
         Output only. The time the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup]
 request is received. If the request does not specify `version_time`, the
 `version_time` of the backup will be equivalent to the `create_time`.
        .google.protobuf.Timestamp create_time = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getCreateTime in interface BackupOrBuilder
        Returns:
        The createTime.

      • getCreateTimeOrBuilder

        public com.google.protobuf.TimestampOrBuilder getCreateTimeOrBuilder()
         Output only. The time the [CreateBackup][google.spanner.admin.database.v1.DatabaseAdmin.CreateBackup]
 request is received. If the request does not specify `version_time`, the
 `version_time` of the backup will be equivalent to the `create_time`.
        .google.protobuf.Timestamp create_time = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getCreateTimeOrBuilder in interface BackupOrBuilder

      • getSizeBytes

        public long getSizeBytes()
         Output only. Size of the backup in bytes.
        int64 size_bytes = 5 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getSizeBytes in interface BackupOrBuilder
        Returns:
        The sizeBytes.

      • getStateValue

        public int getStateValue()
         Output only. The current state of the backup.
        .google.spanner.admin.database.v1.Backup.State state = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getStateValue in interface BackupOrBuilder
        Returns:
        The enum numeric value on the wire for state.

      • getState

        public Backup.State getState()
         Output only. The current state of the backup.
        .google.spanner.admin.database.v1.Backup.State state = 6 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getState in interface BackupOrBuilder
        Returns:
        The state.

      • getReferencingDatabasesList

        public com.google.protobuf.ProtocolStringList getReferencingDatabasesList()
         Output only. The names of the restored databases that reference the backup.
 The database names are of
 the form `projects/<project>/instances/<instance>/databases/<database>`.
 Referencing databases may exist in different instances. The existence of
 any referencing database prevents the backup from being deleted. When a
 restored database from the backup enters the `READY` state, the reference
 to the backup is removed.
        repeated string referencing_databases = 7 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingDatabasesList in interface BackupOrBuilder
        Returns:
        A list containing the referencingDatabases.

      • getReferencingDatabasesCount

        public int getReferencingDatabasesCount()
         Output only. The names of the restored databases that reference the backup.
 The database names are of
 the form `projects/<project>/instances/<instance>/databases/<database>`.
 Referencing databases may exist in different instances. The existence of
 any referencing database prevents the backup from being deleted. When a
 restored database from the backup enters the `READY` state, the reference
 to the backup is removed.
        repeated string referencing_databases = 7 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingDatabasesCount in interface BackupOrBuilder
        Returns:
        The count of referencingDatabases.

      • getReferencingDatabases

        public String getReferencingDatabases​(int index)
         Output only. The names of the restored databases that reference the backup.
 The database names are of
 the form `projects/<project>/instances/<instance>/databases/<database>`.
 Referencing databases may exist in different instances. The existence of
 any referencing database prevents the backup from being deleted. When a
 restored database from the backup enters the `READY` state, the reference
 to the backup is removed.
        repeated string referencing_databases = 7 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingDatabases in interface BackupOrBuilder
        Parameters:
        index - The index of the element to return.
        Returns:
        The referencingDatabases at the given index.

      • getReferencingDatabasesBytes

        public com.google.protobuf.ByteString getReferencingDatabasesBytes​(int index)
         Output only. The names of the restored databases that reference the backup.
 The database names are of
 the form `projects/<project>/instances/<instance>/databases/<database>`.
 Referencing databases may exist in different instances. The existence of
 any referencing database prevents the backup from being deleted. When a
 restored database from the backup enters the `READY` state, the reference
 to the backup is removed.
        repeated string referencing_databases = 7 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingDatabasesBytes in interface BackupOrBuilder
        Parameters:
        index - The index of the value to return.
        Returns:
        The bytes of the referencingDatabases at the given index.

      • hasEncryptionInfo

        public boolean hasEncryptionInfo()
         Output only. The encryption information for the backup.
        .google.spanner.admin.database.v1.EncryptionInfo encryption_info = 8 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        hasEncryptionInfo in interface BackupOrBuilder
        Returns:
        Whether the encryptionInfo field is set.

      • getEncryptionInfo

        public EncryptionInfo getEncryptionInfo()
         Output only. The encryption information for the backup.
        .google.spanner.admin.database.v1.EncryptionInfo encryption_info = 8 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getEncryptionInfo in interface BackupOrBuilder
        Returns:
        The encryptionInfo.

      • getEncryptionInfoOrBuilder

        public EncryptionInfoOrBuilder getEncryptionInfoOrBuilder()
         Output only. The encryption information for the backup.
        .google.spanner.admin.database.v1.EncryptionInfo encryption_info = 8 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getEncryptionInfoOrBuilder in interface BackupOrBuilder

      • getDatabaseDialectValue

        public int getDatabaseDialectValue()
         Output only. The database dialect information for the backup.
        .google.spanner.admin.database.v1.DatabaseDialect database_dialect = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getDatabaseDialectValue in interface BackupOrBuilder
        Returns:
        The enum numeric value on the wire for databaseDialect.

      • getDatabaseDialect

        public DatabaseDialect getDatabaseDialect()
         Output only. The database dialect information for the backup.
        .google.spanner.admin.database.v1.DatabaseDialect database_dialect = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getDatabaseDialect in interface BackupOrBuilder
        Returns:
        The databaseDialect.

      • getReferencingBackupsList

        public com.google.protobuf.ProtocolStringList getReferencingBackupsList()
         Output only. The names of the destination backups being created by copying
 this source backup. The backup names are of the form
 `projects/<project>/instances/<instance>/backups/<backup>`.
 Referencing backups may exist in different instances. The existence of
 any referencing backup prevents the backup from being deleted. When the
 copy operation is done (either successfully completed or cancelled or the
 destination backup is deleted), the reference to the backup is removed.
        repeated string referencing_backups = 11 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingBackupsList in interface BackupOrBuilder
        Returns:
        A list containing the referencingBackups.

      • getReferencingBackupsCount

        public int getReferencingBackupsCount()
         Output only. The names of the destination backups being created by copying
 this source backup. The backup names are of the form
 `projects/<project>/instances/<instance>/backups/<backup>`.
 Referencing backups may exist in different instances. The existence of
 any referencing backup prevents the backup from being deleted. When the
 copy operation is done (either successfully completed or cancelled or the
 destination backup is deleted), the reference to the backup is removed.
        repeated string referencing_backups = 11 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingBackupsCount in interface BackupOrBuilder
        Returns:
        The count of referencingBackups.

      • getReferencingBackups

        public String getReferencingBackups​(int index)
         Output only. The names of the destination backups being created by copying
 this source backup. The backup names are of the form
 `projects/<project>/instances/<instance>/backups/<backup>`.
 Referencing backups may exist in different instances. The existence of
 any referencing backup prevents the backup from being deleted. When the
 copy operation is done (either successfully completed or cancelled or the
 destination backup is deleted), the reference to the backup is removed.
        repeated string referencing_backups = 11 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingBackups in interface BackupOrBuilder
        Parameters:
        index - The index of the element to return.
        Returns:
        The referencingBackups at the given index.

      • getReferencingBackupsBytes

        public com.google.protobuf.ByteString getReferencingBackupsBytes​(int index)
         Output only. The names of the destination backups being created by copying
 this source backup. The backup names are of the form
 `projects/<project>/instances/<instance>/backups/<backup>`.
 Referencing backups may exist in different instances. The existence of
 any referencing backup prevents the backup from being deleted. When the
 copy operation is done (either successfully completed or cancelled or the
 destination backup is deleted), the reference to the backup is removed.
        repeated string referencing_backups = 11 [(.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = { ... }
        Specified by:
        getReferencingBackupsBytes in interface BackupOrBuilder
        Parameters:
        index - The index of the value to return.
        Returns:
        The bytes of the referencingBackups at the given index.

      • hasMaxExpireTime

        public boolean hasMaxExpireTime()
         Output only. The max allowed expiration time of the backup, with
 microseconds granularity. A backup's expiration time can be configured in
 multiple APIs: CreateBackup, UpdateBackup, CopyBackup. When updating or
 copying an existing backup, the expiration time specified must be
 less than `Backup.max_expire_time`.
        .google.protobuf.Timestamp max_expire_time = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        hasMaxExpireTime in interface BackupOrBuilder
        Returns:
        Whether the maxExpireTime field is set.

      • getMaxExpireTime

        public com.google.protobuf.Timestamp getMaxExpireTime()
         Output only. The max allowed expiration time of the backup, with
 microseconds granularity. A backup's expiration time can be configured in
 multiple APIs: CreateBackup, UpdateBackup, CopyBackup. When updating or
 copying an existing backup, the expiration time specified must be
 less than `Backup.max_expire_time`.
        .google.protobuf.Timestamp max_expire_time = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getMaxExpireTime in interface BackupOrBuilder
        Returns:
        The maxExpireTime.

      • getMaxExpireTimeOrBuilder

        public com.google.protobuf.TimestampOrBuilder getMaxExpireTimeOrBuilder()
         Output only. The max allowed expiration time of the backup, with
 microseconds granularity. A backup's expiration time can be configured in
 multiple APIs: CreateBackup, UpdateBackup, CopyBackup. When updating or
 copying an existing backup, the expiration time specified must be
 less than `Backup.max_expire_time`.
        .google.protobuf.Timestamp max_expire_time = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];
        Specified by:
        getMaxExpireTimeOrBuilder in interface BackupOrBuilder

      • isInitialized

        public final boolean isInitialized()
        Specified by:
        isInitialized in interface com.google.protobuf.MessageLiteOrBuilder
        Overrides:
        isInitialized in class com.google.protobuf.GeneratedMessageV3

      • 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.GeneratedMessageV3
        Throws:
        IOException

      • getSerializedSize

        public int getSerializedSize()
        Specified by:
        getSerializedSize in interface com.google.protobuf.MessageLite
        Overrides:
        getSerializedSize in class com.google.protobuf.GeneratedMessageV3

      • 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 Backup parseFrom​(ByteBuffer data)
                        throws com.google.protobuf.InvalidProtocolBufferException
        Throws:
        com.google.protobuf.InvalidProtocolBufferException

      • parseFrom

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

      • parseFrom

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

      • parseFrom

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

      • parseFrom

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

      • parseFrom

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

      • parseFrom

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

      • newBuilderForType

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

      • toBuilder

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

      • newBuilderForType

        protected Backup.Builder newBuilderForType​(com.google.protobuf.GeneratedMessageV3.BuilderParent parent)
        Specified by:
        newBuilderForType in class com.google.protobuf.GeneratedMessageV3

      • getDefaultInstance

        public static Backup getDefaultInstance()

      • parser

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

      • getParserForType

        public com.google.protobuf.Parser<Backup> 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.GeneratedMessageV3

      • getDefaultInstanceForType

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