public final class Empty extends GeneratedMessageLite<Empty,Empty.Builder> implements EmptyOrBuilder
A generic empty message that you can re-use to avoid defining duplicated
empty messages in your APIs. A typical example is to use it as the request
or the response type of an API method. For instance:
service Foo {
rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty);
}
The JSON representation for Empty
is empty JSON object {}
.
Protobuf type google.protobuf.Empty
Implements
EmptyOrBuilderStatic Methods
getDefaultInstance()
public static Empty getDefaultInstance()
Returns | |
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Type | Description |
Empty |
newBuilder()
public static Empty.Builder newBuilder()
Returns | |
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Type | Description |
Empty.Builder |
newBuilder(Empty prototype)
public static Empty.Builder newBuilder(Empty prototype)
Parameter | |
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Name | Description |
prototype | Empty |
Returns | |
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Type | Description |
Empty.Builder |
parseDelimitedFrom(InputStream input)
public static Empty parseDelimitedFrom(InputStream input)
Parameter | |
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Name | Description |
input | InputStream |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
IOException |
parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
public static Empty parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
input | InputStream |
extensionRegistry | ExtensionRegistryLite |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
IOException |
parseFrom(byte[] data)
public static Empty parseFrom(byte[] data)
Parameter | |
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Name | Description |
data | byte[] |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
InvalidProtocolBufferException |
parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)
public static Empty parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
data | byte[] |
extensionRegistry | ExtensionRegistryLite |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
InvalidProtocolBufferException |
parseFrom(ByteString data)
public static Empty parseFrom(ByteString data)
Parameter | |
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Name | Description |
data | ByteString |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
InvalidProtocolBufferException |
parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)
public static Empty parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
data | ByteString |
extensionRegistry | ExtensionRegistryLite |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
InvalidProtocolBufferException |
parseFrom(CodedInputStream input)
public static Empty parseFrom(CodedInputStream input)
Parameter | |
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Name | Description |
input | CodedInputStream |
Returns | |
---|---|
Type | Description |
Empty |
Exceptions | |
---|---|
Type | Description |
IOException |
parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
public static Empty parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
input | CodedInputStream |
extensionRegistry | ExtensionRegistryLite |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
IOException |
parseFrom(InputStream input)
public static Empty parseFrom(InputStream input)
Parameter | |
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Name | Description |
input | InputStream |
Returns | |
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Type | Description |
Empty |
Exceptions | |
---|---|
Type | Description |
IOException |
parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
public static Empty parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
input | InputStream |
extensionRegistry | ExtensionRegistryLite |
Returns | |
---|---|
Type | Description |
Empty |
Exceptions | |
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Type | Description |
IOException |
parseFrom(ByteBuffer data)
public static Empty parseFrom(ByteBuffer data)
Parameter | |
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Name | Description |
data | ByteBuffer |
Returns | |
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Type | Description |
Empty |
Exceptions | |
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Type | Description |
InvalidProtocolBufferException |
parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)
public static Empty parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
data | ByteBuffer |
extensionRegistry | ExtensionRegistryLite |
Returns | |
---|---|
Type | Description |
Empty |
Exceptions | |
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Type | Description |
InvalidProtocolBufferException |
parser()
public static Parser<Empty> parser()
Returns | |
---|---|
Type | Description |
Parser<Empty> |
Methods
dynamicMethod(GeneratedMessageLite.MethodToInvoke method, Object arg0, Object arg1)
protected final Object dynamicMethod(GeneratedMessageLite.MethodToInvoke method, Object arg0, Object arg1)
A method that implements different types of operations described in MethodToInvoke. These different kinds of operations are required to implement message-level operations for builders in the runtime. This method bundles those operations to reduce the generated methods count.
NEW_INSTANCE
returns a new instance of the protocol buffer that has not yet been made immutable. SeeMAKE_IMMUTABLE
.IS_INITIALIZED
returnsnull
for false and the default instance for true. It doesn't use or modify any memoized value.GET_MEMOIZED_IS_INITIALIZED
returns the memoizedisInitialized
byte value.SET_MEMOIZED_IS_INITIALIZED
sets the memoizedisInitialized
byte value to 1 if the first parameter is not null, or to 0 if the first parameter is null.NEW_BUILDER
returns aBuilderType
instance.
This method, plus the implementation of the Builder, enables the Builder class to be proguarded away entirely on Android.
For use by generated code only.
Parameters | |
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Name | Description |
method | GeneratedMessageLite.MethodToInvoke |
arg0 | Object |
arg1 | Object |
Returns | |
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Type | Description |
Object |