software.amazon.awssdk.services.dynamodb.model.LocalSecondaryIndexInfo Maven / Gradle / Ivy
/*
* Copyright 2013-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with
* the License. A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions
* and limitations under the License.
*/
package software.amazon.awssdk.services.dynamodb.model;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.function.Consumer;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import software.amazon.awssdk.annotations.Generated;
import software.amazon.awssdk.annotations.SdkInternalApi;
import software.amazon.awssdk.core.protocol.ProtocolMarshaller;
import software.amazon.awssdk.core.protocol.StructuredPojo;
import software.amazon.awssdk.core.util.DefaultSdkAutoConstructList;
import software.amazon.awssdk.services.dynamodb.transform.LocalSecondaryIndexInfoMarshaller;
import software.amazon.awssdk.utils.ToString;
import software.amazon.awssdk.utils.builder.CopyableBuilder;
import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
/**
*
* Represents the properties of a local secondary index for the table when the backup was created.
*
*/
@Generated("software.amazon.awssdk:codegen")
public final class LocalSecondaryIndexInfo implements StructuredPojo,
ToCopyableBuilder {
private final String indexName;
private final List keySchema;
private final Projection projection;
private LocalSecondaryIndexInfo(BuilderImpl builder) {
this.indexName = builder.indexName;
this.keySchema = builder.keySchema;
this.projection = builder.projection;
}
/**
*
* Represents the name of the local secondary index.
*
*
* @return Represents the name of the local secondary index.
*/
public String indexName() {
return indexName;
}
/**
*
* The complete key schema for a local secondary index, which consists of one or more pairs of attribute names and
* key types:
*
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute" derives from
* DynamoDB' usage of an internal hash function to evenly distribute data items across partitions, based on their
* partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute" derives from the
* way DynamoDB stores items with the same partition key physically close together, in sorted order by the sort key
* value.
*
*
*
* Attempts to modify the collection returned by this method will result in an UnsupportedOperationException.
*
*
* @return The complete key schema for a local secondary index, which consists of one or more pairs of attribute
* names and key types:
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute"
* derives from DynamoDB' usage of an internal hash function to evenly distribute data items across
* partitions, based on their partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute" derives
* from the way DynamoDB stores items with the same partition key physically close together, in sorted order
* by the sort key value.
*
*/
public List keySchema() {
return keySchema;
}
/**
*
* Represents attributes that are copied (projected) from the table into the global secondary index. These are in
* addition to the primary key attributes and index key attributes, which are automatically projected.
*
*
* @return Represents attributes that are copied (projected) from the table into the global secondary index. These
* are in addition to the primary key attributes and index key attributes, which are automatically
* projected.
*/
public Projection projection() {
return projection;
}
@Override
public Builder toBuilder() {
return new BuilderImpl(this);
}
public static Builder builder() {
return new BuilderImpl();
}
public static Class serializableBuilderClass() {
return BuilderImpl.class;
}
@Override
public int hashCode() {
int hashCode = 1;
hashCode = 31 * hashCode + Objects.hashCode(indexName());
hashCode = 31 * hashCode + Objects.hashCode(keySchema());
hashCode = 31 * hashCode + Objects.hashCode(projection());
return hashCode;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (!(obj instanceof LocalSecondaryIndexInfo)) {
return false;
}
LocalSecondaryIndexInfo other = (LocalSecondaryIndexInfo) obj;
return Objects.equals(indexName(), other.indexName()) && Objects.equals(keySchema(), other.keySchema())
&& Objects.equals(projection(), other.projection());
}
@Override
public String toString() {
return ToString.builder("LocalSecondaryIndexInfo").add("IndexName", indexName()).add("KeySchema", keySchema())
.add("Projection", projection()).build();
}
public Optional getValueForField(String fieldName, Class clazz) {
switch (fieldName) {
case "IndexName":
return Optional.ofNullable(clazz.cast(indexName()));
case "KeySchema":
return Optional.ofNullable(clazz.cast(keySchema()));
case "Projection":
return Optional.ofNullable(clazz.cast(projection()));
default:
return Optional.empty();
}
}
@SdkInternalApi
@Override
public void marshall(ProtocolMarshaller protocolMarshaller) {
LocalSecondaryIndexInfoMarshaller.getInstance().marshall(this, protocolMarshaller);
}
public interface Builder extends CopyableBuilder {
/**
*
* Represents the name of the local secondary index.
*
*
* @param indexName
* Represents the name of the local secondary index.
* @return Returns a reference to this object so that method calls can be chained together.
*/
Builder indexName(String indexName);
/**
*
* The complete key schema for a local secondary index, which consists of one or more pairs of attribute names
* and key types:
*
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute" derives
* from DynamoDB' usage of an internal hash function to evenly distribute data items across partitions, based on
* their partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute" derives from
* the way DynamoDB stores items with the same partition key physically close together, in sorted order by the
* sort key value.
*
*
*
* @param keySchema
* The complete key schema for a local secondary index, which consists of one or more pairs of attribute
* names and key types:
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute"
* derives from DynamoDB' usage of an internal hash function to evenly distribute data items across
* partitions, based on their partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute"
* derives from the way DynamoDB stores items with the same partition key physically close together, in
* sorted order by the sort key value.
*
* @return Returns a reference to this object so that method calls can be chained together.
*/
Builder keySchema(Collection keySchema);
/**
*
* The complete key schema for a local secondary index, which consists of one or more pairs of attribute names
* and key types:
*
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute" derives
* from DynamoDB' usage of an internal hash function to evenly distribute data items across partitions, based on
* their partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute" derives from
* the way DynamoDB stores items with the same partition key physically close together, in sorted order by the
* sort key value.
*
*
*
* @param keySchema
* The complete key schema for a local secondary index, which consists of one or more pairs of attribute
* names and key types:
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute"
* derives from DynamoDB' usage of an internal hash function to evenly distribute data items across
* partitions, based on their partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute"
* derives from the way DynamoDB stores items with the same partition key physically close together, in
* sorted order by the sort key value.
*
* @return Returns a reference to this object so that method calls can be chained together.
*/
Builder keySchema(KeySchemaElement... keySchema);
/**
*
* The complete key schema for a local secondary index, which consists of one or more pairs of attribute names
* and key types:
*
*
* -
*
* HASH - partition key
*
*
* -
*
* RANGE - sort key
*
*
*
*
*
* The partition key of an item is also known as its hash attribute. The term "hash attribute" derives
* from DynamoDB' usage of an internal hash function to evenly distribute data items across partitions, based on
* their partition key values.
*
*
* The sort key of an item is also known as its range attribute. The term "range attribute" derives from
* the way DynamoDB stores items with the same partition key physically close together, in sorted order by the
* sort key value.
*
* This is a convenience that creates an instance of the {@link List.Builder} avoiding
* the need to create one manually via {@link List#builder()}.
*
* When the {@link Consumer} completes, {@link List.Builder#build()} is called immediately and
* its result is passed to {@link #keySchema(List)}.
*
* @param keySchema
* a consumer that will call methods on {@link List.Builder}
* @return Returns a reference to this object so that method calls can be chained together.
* @see #keySchema(List)
*/
Builder keySchema(Consumer... keySchema);
/**
*
* Represents attributes that are copied (projected) from the table into the global secondary index. These are
* in addition to the primary key attributes and index key attributes, which are automatically projected.
*
*
* @param projection
* Represents attributes that are copied (projected) from the table into the global secondary index.
* These are in addition to the primary key attributes and index key attributes, which are automatically
* projected.
* @return Returns a reference to this object so that method calls can be chained together.
*/
Builder projection(Projection projection);
/**
*
* Represents attributes that are copied (projected) from the table into the global secondary index. These are
* in addition to the primary key attributes and index key attributes, which are automatically projected.
*
* This is a convenience that creates an instance of the {@link Projection.Builder} avoiding the need to create
* one manually via {@link Projection#builder()}.
*
* When the {@link Consumer} completes, {@link Projection.Builder#build()} is called immediately and its result
* is passed to {@link #projection(Projection)}.
*
* @param projection
* a consumer that will call methods on {@link Projection.Builder}
* @return Returns a reference to this object so that method calls can be chained together.
* @see #projection(Projection)
*/
default Builder projection(Consumer projection) {
return projection(Projection.builder().applyMutation(projection).build());
}
}
static final class BuilderImpl implements Builder {
private String indexName;
private List keySchema = DefaultSdkAutoConstructList.getInstance();
private Projection projection;
private BuilderImpl() {
}
private BuilderImpl(LocalSecondaryIndexInfo model) {
indexName(model.indexName);
keySchema(model.keySchema);
projection(model.projection);
}
public final String getIndexName() {
return indexName;
}
@Override
public final Builder indexName(String indexName) {
this.indexName = indexName;
return this;
}
public final void setIndexName(String indexName) {
this.indexName = indexName;
}
public final Collection getKeySchema() {
return keySchema != null ? keySchema.stream().map(KeySchemaElement::toBuilder).collect(Collectors.toList()) : null;
}
@Override
public final Builder keySchema(Collection keySchema) {
this.keySchema = KeySchemaCopier.copy(keySchema);
return this;
}
@Override
@SafeVarargs
public final Builder keySchema(KeySchemaElement... keySchema) {
keySchema(Arrays.asList(keySchema));
return this;
}
@Override
@SafeVarargs
public final Builder keySchema(Consumer... keySchema) {
keySchema(Stream.of(keySchema).map(c -> KeySchemaElement.builder().applyMutation(c).build())
.collect(Collectors.toList()));
return this;
}
public final void setKeySchema(Collection keySchema) {
this.keySchema = KeySchemaCopier.copyFromBuilder(keySchema);
}
public final Projection.Builder getProjection() {
return projection != null ? projection.toBuilder() : null;
}
@Override
public final Builder projection(Projection projection) {
this.projection = projection;
return this;
}
public final void setProjection(Projection.BuilderImpl projection) {
this.projection = projection != null ? projection.build() : null;
}
@Override
public LocalSecondaryIndexInfo build() {
return new LocalSecondaryIndexInfo(this);
}
}
}