# Class BaseEntity.Builder<K,B> (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 abstract static class BaseEntity.Builder<K,B>

## Inheritance

[java.lang.Object](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html) \> BaseEntity.Builder\<K,B\>

## Inherited Members

[Object.clone()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--) [Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-) [Object.finalize()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--) [Object.getClass()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--) [Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--) [Object.notify()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--) [Object.notifyAll()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--) [Object.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--) [Object.wait()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--) [Object.wait(long)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-) [Object.wait(long,int)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-)

| ## Type Parameters ||
|---|---|
| **Name** | **Description** |
| `K` |   |
| `B` |   |

## Methods

### build()

    public abstract BaseEntity<K> build()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.BaseEntity<K>` |   |

### clear()

    public B clear()

Clears all the properties.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### key()

    protected K key()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `K` |   |

### remove(String name)

    public B remove(String name)

Removes a property with the given `name`.

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

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, boolean value)

    public B set(String name, boolean value)

Sets a property of type [BooleanValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.BooleanValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, boolean first, boolean second, boolean\[\] others)

    public B set(String name, boolean first, boolean second, boolean[] others)

Sets a list property containing elements of type [BooleanValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.BooleanValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` the first boolean in the list |
| `second` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` the second boolean in the list |
| `others` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html[]` other booleans in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Timestamp value)

    public B set(String name, Timestamp value)

Sets a property of type [TimestampValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.TimestampValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `com.google.cloud.Timestamp` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Timestamp first, Timestamp second, Timestamp\[\] others)

    public B set(String name, Timestamp first, Timestamp second, Timestamp[] others)

Sets a list property containing elements of type [TimestampValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.TimestampValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `com.google.cloud.Timestamp` the first Timestamp in the list |
| `second` | `com.google.cloud.Timestamp` the second Timestamp in the list |
| `others` | `com.google.cloud.Timestamp[]` other Timestamps in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Blob value)

    public B set(String name, Blob value)

Sets a property of type [BlobValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.BlobValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Blob first, Blob second, Blob\[\] others)

    public B set(String name, Blob first, Blob second, Blob[] others)

Sets a list property containing elements of type [BlobValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.BlobValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob` the first [Blob](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob) in the list |
| `second` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob` the second [Blob](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob) in the list |
| `others` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob[]` other [Blob](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Blob)s in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, FullEntity\<?\> value)

    public B set(String name, FullEntity<?> value)

Sets a property of type [EntityValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.EntityValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.FullEntity<?>` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, FullEntity\<?\> first, FullEntity\<?\> second, FullEntity\<?\>\[\] others)

    public B set(String name, FullEntity<?> first, FullEntity<?> second, FullEntity<?>[] others)

Sets a list property containing elements of type [EntityValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.EntityValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.FullEntity<?>` the first [FullEntity](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.FullEntity) in the list |
| `second` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.FullEntity<?>` the second [FullEntity](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.FullEntity) in the list |
| `others` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.FullEntity<?>[]` other entities in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Key value)

    public B set(String name, Key value)

Sets a property of type [KeyValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.KeyValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Key first, Key second, Key\[\] others)

    public B set(String name, Key first, Key second, Key[] others)

Sets a list property containing elements of type [KeyValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.KeyValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key` the first [Key](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key) in the list |
| `second` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key` the second [Key](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key) in the list |
| `others` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key[]` other [Key](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Key)s in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, LatLng value)

    public B set(String name, LatLng value)

Sets a property of type [LatLng](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, LatLng first, LatLng second, LatLng\[\] others)

    public B set(String name, LatLng first, LatLng second, LatLng[] others)

Sets a list property containing elements of type [LatLng](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng` the first [LatLng](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng) in the list |
| `second` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng` the second [LatLng](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng) in the list |
| `others` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng[]` other [LatLng](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LatLng)s in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Value\<?\> value)

    public B set(String name, Value<?> value)

Sets a property.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Value<?>` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, Value\<?\> first, Value\<?\> second, Value\<?\>\[\] others)

    public B set(String name, Value<?> first, Value<?> second, Value<?>[] others)

Sets a property of type [ListValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.ListValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Value<?>` the first value in the list |
| `second` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Value<?>` the second value in the list |
| `others` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Value<?>[]` other values in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, double value)

    public B set(String name, double value)

Sets a property of type [DoubleValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.DoubleValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, double first, double second, double\[\] others)

    public B set(String name, double first, double second, double[] others)

Sets a list property containing elements of type [DoubleValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.DoubleValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` the first double in the list |
| `second` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` the second double in the list |
| `others` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html[]` other doubles in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, String value)

    public B set(String name, String value)

Sets a property of type [StringValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.StringValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, String first, String second, String\[\] others)

    public B set(String name, String first, String second, String[] others)

Sets a list property containing elements of type [StringValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.StringValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` the first string in the list |
| `second` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` the second string in the list |
| `others` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html[]` other strings in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, List\<? extends Value\<?\>\> values)

    public B set(String name, List<? extends Value<?>> values)

Sets a property of type [ListValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.ListValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `values` | `https://docs.oracle.com/javase/8/docs/api/java/util/List.html<? extends com.google.cloud.datastore.Value<?>>` list of values associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, long value)

    public B set(String name, long value)

Sets a property of type [LongValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LongValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `value` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` value associated with the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### set(String name, long first, long second, long\[\] others)

    public B set(String name, long first, long second, long[] others)

Sets a list property containing elements of type [LongValue](https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.LongValue).

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |
| `first` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` the first long in the list |
| `second` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html` the second long in the list |
| `others` | `https://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html[]` other longs in the list |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### setKey(K key)

    public B setKey(K key)

Sets the key for the entity.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `key` | `K` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### setNull(String name)

    public B setNull(String name)

Sets a property of type `NullValue`.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `name` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` name of the property |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |

### setProperties()

    protected Map<String,Value<?>> setProperties()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.oracle.com/javase/8/docs/api/java/util/Map.html<https://docs.oracle.com/javase/8/docs/api/java/lang/String.html,https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Value<?>>` |   |

### setProperties(Map\<String,Value\<?\>\> properties)

    protected B setProperties(Map<String,Value<?>> properties)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `properties` | `https://docs.oracle.com/javase/8/docs/api/java/util/Map.html<https://docs.oracle.com/javase/8/docs/api/java/lang/String.html,https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.Value<?>>` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `B` |   |