Class Projection (2.24.3)
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public final class Projection extends GeneratedMessageV3 implements ProjectionOrBuilder
A representation of a property in a projection.
Protobuf type google.datastore.v1.Projection
Inherited Members
com.google.protobuf.GeneratedMessageV3.<ListT>makeMutableCopy(ListT)
com.google.protobuf.GeneratedMessageV3.<ListT>makeMutableCopy(ListT,int)
com.google.protobuf.GeneratedMessageV3.<T>emptyList(java.lang.Class<T>)
com.google.protobuf.GeneratedMessageV3.internalGetMapFieldReflection(int)
Static Fields
PROPERTY_FIELD_NUMBER
public static final int PROPERTY_FIELD_NUMBER
Field Value
Type Description
int
Static Methods
getDefaultInstance()
public static Projection getDefaultInstance ()
getDescriptor()
public static final Descriptors . Descriptor getDescriptor ()
newBuilder()
public static Projection . Builder newBuilder ()
newBuilder(Projection prototype)
public static Projection . Builder newBuilder ( Projection prototype )
public static Projection parseDelimitedFrom ( InputStream input )
public static Projection parseDelimitedFrom ( InputStream input , ExtensionRegistryLite extensionRegistry )
parseFrom(byte[] data)
public static Projection parseFrom ( byte [] data )
Parameter
Name Description
databyte []
parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)
public static Projection parseFrom ( byte [] data , ExtensionRegistryLite extensionRegistry )
parseFrom(ByteString data)
public static Projection parseFrom ( ByteString data )
parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)
public static Projection parseFrom ( ByteString data , ExtensionRegistryLite extensionRegistry )
public static Projection parseFrom ( CodedInputStream input )
public static Projection parseFrom ( CodedInputStream input , ExtensionRegistryLite extensionRegistry )
public static Projection parseFrom ( InputStream input )
public static Projection parseFrom ( InputStream input , ExtensionRegistryLite extensionRegistry )
parseFrom(ByteBuffer data)
public static Projection parseFrom ( ByteBuffer data )
parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)
public static Projection parseFrom ( ByteBuffer data , ExtensionRegistryLite extensionRegistry )
parser()
public static Parser<Projection> parser ()
Methods
equals(Object obj)
public boolean equals ( Object obj )
Parameter
Name Description
objObject
Overrides
getDefaultInstanceForType()
public Projection getDefaultInstanceForType ()
getParserForType()
public Parser<Projection> getParserForType ()
Overrides
getProperty()
public PropertyReference getProperty ()
The property to project.
.google.datastore.v1.PropertyReference property = 1;
getPropertyOrBuilder()
public PropertyReferenceOrBuilder getPropertyOrBuilder ()
The property to project.
.google.datastore.v1.PropertyReference property = 1;
getSerializedSize()
public int getSerializedSize ()
Returns
Type Description
int
Overrides
hasProperty()
public boolean hasProperty ()
The property to project.
.google.datastore.v1.PropertyReference property = 1;
Returns
Type Description
boolean Whether the property field is set.
hashCode()
Returns
Type Description
int
Overrides
internalGetFieldAccessorTable()
protected GeneratedMessageV3 . FieldAccessorTable internalGetFieldAccessorTable ()
Overrides
isInitialized()
public final boolean isInitialized ()
Overrides
newBuilderForType()
public Projection . Builder newBuilderForType ()
newBuilderForType(GeneratedMessageV3.BuilderParent parent)
protected Projection . Builder newBuilderForType ( GeneratedMessageV3 . BuilderParent parent )
Overrides
newInstance(GeneratedMessageV3.UnusedPrivateParameter unused)
protected Object newInstance ( GeneratedMessageV3 . UnusedPrivateParameter unused )
Returns
Type Description
Object
Overrides
toBuilder()
public Projection . Builder toBuilder ()
writeTo(CodedOutputStream output)
public void writeTo ( CodedOutputStream output )
Overrides
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License , and code samples are licensed under the Apache 2.0 License . For details, see the Google Developers Site Policies . Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2026-04-25 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-04-25 UTC."],[],[]]
