# Class Key.PathElement (3.1.0)

3.1.0 (latest) 2.40.0 2.37.0 2.36.0 2.34.0 2.33.3 2.32.3 2.31.4 2.30.0 2.29.1 2.28.2 2.27.1 2.26.4 2.25.2 2.24.3 2.23.0 2.22.0 2.21.3 2.20.2 2.19.2 2.18.5 2.17.6

    public static final class Key.PathElement extends GeneratedMessage implements Key.PathElementOrBuilder

A (kind, ID/name) pair used to construct a key path.

If either name or ID is set, the element is complete.
If neither is set, the element is incomplete.

Protobuf type `google.datastore.v1.Key.PathElement`

## Inheritance

[Object](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html) \> [AbstractMessageLite\<MessageType,BuilderType\>](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.AbstractMessageLite.html) \> [AbstractMessage](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.AbstractMessage.html) \> [GeneratedMessage](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html) \> Key.PathElement

## Implements

[Key.PathElementOrBuilder](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElementOrBuilder)

## Inherited Members

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[GeneratedMessage.\<M\>parseWithIOException(Parser\<M\>,CodedInputStream,ExtensionRegistryLite)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage__M_parseWithIOException_com_google_protobuf_Parser_M__com_google_protobuf_CodedInputStream_com_google_protobuf_ExtensionRegistryLite_) [GeneratedMessage.\<M\>parseWithIOException(Parser\<M\>,InputStream)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage__M_parseWithIOException_com_google_protobuf_Parser_M__java_io_InputStream_) 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com.google.protobuf.GeneratedMessage.\<V\>serializeLongMapTo(com.google.protobuf.CodedOutputStream,com.google.protobuf.MapField\<java.lang.Long,V\>,com.google.protobuf.MapEntry\<java.lang.Long,V\>,int) com.google.protobuf.GeneratedMessage.\<V\>serializeStringMapTo(com.google.protobuf.CodedOutputStream,com.google.protobuf.MapField\<java.lang.String,V\>,com.google.protobuf.MapEntry\<java.lang.String,V\>,int) com.google.protobuf.GeneratedMessage.canUseUnsafe() [GeneratedMessage.computeStringSize(int,Object)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_computeStringSize_int_java_lang_Object_) [GeneratedMessage.computeStringSizeNoTag(Object)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_computeStringSizeNoTag_java_lang_Object_) com.google.protobuf.GeneratedMessage.emptyBooleanList() 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[GeneratedMessage.getOneofFieldDescriptor(Descriptors.OneofDescriptor)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_getOneofFieldDescriptor_com_google_protobuf_Descriptors_OneofDescriptor_) [GeneratedMessage.getParserForType()](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_getParserForType__) [GeneratedMessage.getRepeatedField(Descriptors.FieldDescriptor,int)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_getRepeatedField_com_google_protobuf_Descriptors_FieldDescriptor_int_) 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## Static Fields

### ID_FIELD_NUMBER

    public static final int ID_FIELD_NUMBER

| **Field Value** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

### KIND_FIELD_NUMBER

    public static final int KIND_FIELD_NUMBER

| **Field Value** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

### NAME_FIELD_NUMBER

    public static final int NAME_FIELD_NUMBER

| **Field Value** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

## Static Methods

### getDefaultInstance()

    public static Key.PathElement getDefaultInstance()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

### getDescriptor()

    public static final Descriptors.Descriptor getDescriptor()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.Descriptors.Descriptor.html` |   |

### newBuilder()

    public static Key.PathElement.Builder newBuilder()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement.Builder` |   |

### newBuilder(Key.PathElement prototype)

    public static Key.PathElement.Builder newBuilder(Key.PathElement prototype)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `prototype` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement.Builder` |   |

### parseDelimitedFrom(InputStream input)

    public static Key.PathElement parseDelimitedFrom(InputStream input)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `input` | `https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |

### parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)

    public static Key.PathElement parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `input` | `https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html` |
| `extensionRegistry` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ExtensionRegistryLite.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |

### parseFrom(byte\[\] data)

    public static Key.PathElement parseFrom(byte[] data)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `data` | `byte[]` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.InvalidProtocolBufferException.html` |   |

### parseFrom(byte\[\] data, ExtensionRegistryLite extensionRegistry)

    public static Key.PathElement parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `data` | `byte[]` |
| `extensionRegistry` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ExtensionRegistryLite.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.InvalidProtocolBufferException.html` |   |

### parseFrom(ByteString data)

    public static Key.PathElement parseFrom(ByteString data)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `data` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ByteString.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.InvalidProtocolBufferException.html` |   |

### parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)

    public static Key.PathElement parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `data` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ByteString.html` |
| `extensionRegistry` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ExtensionRegistryLite.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.InvalidProtocolBufferException.html` |   |

### parseFrom(CodedInputStream input)

    public static Key.PathElement parseFrom(CodedInputStream input)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `input` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.CodedInputStream.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |

### parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)

    public static Key.PathElement parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `input` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.CodedInputStream.html` |
| `extensionRegistry` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ExtensionRegistryLite.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |

### parseFrom(InputStream input)

    public static Key.PathElement parseFrom(InputStream input)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `input` | `https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |

### parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)

    public static Key.PathElement parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `input` | `https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html` |
| `extensionRegistry` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ExtensionRegistryLite.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |

### parseFrom(ByteBuffer data)

    public static Key.PathElement parseFrom(ByteBuffer data)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `data` | `https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.InvalidProtocolBufferException.html` |   |

### parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)

    public static Key.PathElement parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `data` | `https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html` |
| `extensionRegistry` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ExtensionRegistryLite.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.InvalidProtocolBufferException.html` |   |

### parser()

    public static Parser<Key.PathElement> parser()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.Parser.html<https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement>` |   |

## Methods

### equals(Object obj)

    public boolean equals(Object obj)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `obj` | `https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

**Overrides** [AbstractMessage.equals(Object other)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.AbstractMessage.html#com_google_protobuf_AbstractMessage_equals_java_lang_Object_)

### getDefaultInstanceForType()

    public Key.PathElement getDefaultInstanceForType()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement` |   |

### getId()

    public long getId()

The auto-allocated ID of the entity.

Never equal to zero. Values less than zero are discouraged and may not
be supported in the future.

`int64 id = 2;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` | The id. |

### getIdTypeCase()

    public Key.PathElement.IdTypeCase getIdTypeCase()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement.IdTypeCase` |   |

### getKind()

    public String getKind()

The kind of the entity.

A kind matching regex `.\*` is reserved/read-only.
A kind must not contain more than 1500 bytes when UTF-8 encoded.
Cannot be `""`.

Must be valid UTF-8 bytes. Legacy values that are not valid UTF-8 are
encoded as `bytes\<X\>` where `<X>` is the base-64 encoding of the
bytes.

`string kind = 1;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` | The kind. |

### getKindBytes()

    public ByteString getKindBytes()

The kind of the entity.

A kind matching regex `.\*` is reserved/read-only.
A kind must not contain more than 1500 bytes when UTF-8 encoded.
Cannot be `""`.

Must be valid UTF-8 bytes. Legacy values that are not valid UTF-8 are
encoded as `bytes\<X\>` where `<X>` is the base-64 encoding of the
bytes.

`string kind = 1;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ByteString.html` | The bytes for kind. |

### getName()

    public String getName()

The name of the entity.

A name matching regex `.\*` is reserved/read-only.
A name must not be more than 1500 bytes when UTF-8 encoded.
Cannot be `""`.

Must be valid UTF-8 bytes. Legacy values that are not valid UTF-8 are
encoded as `bytes\<X\>` where `<X>` is the base-64 encoding of the
bytes.

`string name = 3;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` | The name. |

### getNameBytes()

    public ByteString getNameBytes()

The name of the entity.

A name matching regex `.\*` is reserved/read-only.
A name must not be more than 1500 bytes when UTF-8 encoded.
Cannot be `""`.

Must be valid UTF-8 bytes. Legacy values that are not valid UTF-8 are
encoded as `bytes\<X\>` where `<X>` is the base-64 encoding of the
bytes.

`string name = 3;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.ByteString.html` | The bytes for name. |

### getParserForType()

    public Parser<Key.PathElement> getParserForType()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.Parser.html<https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement>` |   |

**Overrides** [GeneratedMessage.getParserForType()](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_getParserForType__)

### getSerializedSize()

    public int getSerializedSize()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

**Overrides** [GeneratedMessage.getSerializedSize()](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_getSerializedSize__)

### hasId()

    public boolean hasId()

The auto-allocated ID of the entity.

Never equal to zero. Values less than zero are discouraged and may not
be supported in the future.

`int64 id = 2;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` | Whether the id field is set. |

### hasName()

    public boolean hasName()

The name of the entity.

A name matching regex `.\*` is reserved/read-only.
A name must not be more than 1500 bytes when UTF-8 encoded.
Cannot be `""`.

Must be valid UTF-8 bytes. Legacy values that are not valid UTF-8 are
encoded as `bytes\<X\>` where `<X>` is the base-64 encoding of the
bytes.

`string name = 3;`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` | Whether the name field is set. |

### hashCode()

    public int hashCode()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

**Overrides** [AbstractMessage.hashCode()](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.AbstractMessage.html#com_google_protobuf_AbstractMessage_hashCode__)

### internalGetFieldAccessorTable()

    protected GeneratedMessage.FieldAccessorTable internalGetFieldAccessorTable()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.FieldAccessorTable.html` |   |

**Overrides** [GeneratedMessage.internalGetFieldAccessorTable()](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_internalGetFieldAccessorTable__)

### isInitialized()

    public final boolean isInitialized()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` |   |

**Overrides** [GeneratedMessage.isInitialized()](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_isInitialized__)

### newBuilderForType()

    public Key.PathElement.Builder newBuilderForType()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement.Builder` |   |

### newBuilderForType(AbstractMessage.BuilderParent parent)

    protected Key.PathElement.Builder newBuilderForType(AbstractMessage.BuilderParent parent)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `parent` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.AbstractMessage.BuilderParent.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement.Builder` |   |

**Overrides** [AbstractMessage.newBuilderForType(AbstractMessage.BuilderParent parent)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.AbstractMessage.html#com_google_protobuf_AbstractMessage_newBuilderForType_com_google_protobuf_AbstractMessage_BuilderParent_)

### toBuilder()

    public Key.PathElement.Builder toBuilder()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.datastore.v1.Key.PathElement.Builder` |   |

### writeTo(CodedOutputStream output)

    public void writeTo(CodedOutputStream output)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `output` | `https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.CodedOutputStream.html` |

**Overrides** [GeneratedMessage.writeTo(CodedOutputStream output)](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.GeneratedMessage.html#com_google_protobuf_GeneratedMessage_writeTo_com_google_protobuf_CodedOutputStream_)

| **Exceptions** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html` |   |