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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.persistence.dynamodb.internal;
  14
  15 import java.time.ZonedDateTime;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19
  20 import software.amazon.awssdk.enhanced.dynamodb.mapper.StaticTableSchema;
  21
  22 /**
  23  * DynamoDBItem for items that can be serialized as DynamoDB string
  24  *
  25  * @author Sami Salonen - Initial contribution
  26  */
  27 @NonNullByDefault
  28 public class DynamoDBStringItem extends AbstractDynamoDBItem<String> {
  29
  30     private static Class<@Nullable String> NULLABLE_STRING = (Class<@Nullable String>) String.class;
  31
  32     public static final StaticTableSchema<DynamoDBStringItem> TABLE_SCHEMA_LEGACY = getBaseSchemaBuilder(
  33             DynamoDBStringItem.class, true)
  34                     .newItemSupplier(
  35                             DynamoDBStringItem::new)
  36                     .addAttribute(NULLABLE_STRING, a -> a.name(DynamoDBItem.ATTRIBUTE_NAME_ITEMSTATE_LEGACY)
  37                             .getter(DynamoDBStringItem::getState).setter(DynamoDBStringItem::setState))
  38                     .build();
  39
  40     public static final StaticTableSchema<DynamoDBStringItem> TABLE_SCHEMA_NEW = getBaseSchemaBuilder(
  41             DynamoDBStringItem.class, false)
  42                     .newItemSupplier(DynamoDBStringItem::new)
  43                     .addAttribute(NULLABLE_STRING,
  44                             a -> a.name(DynamoDBItem.ATTRIBUTE_NAME_ITEMSTATE_STRING)
  45                                     .getter(DynamoDBStringItem::getState).setter(DynamoDBStringItem::setState))
  46                     .addAttribute(NULLABLE_LONG, a -> a.name(ATTRIBUTE_NAME_EXPIRY)
  47                             .getter(AbstractDynamoDBItem::getExpiryDate).setter(AbstractDynamoDBItem::setExpiry))
  48                     .build();
  49
  50     public DynamoDBStringItem() {
  51         this("", null, ZonedDateTime.now(), null);
  52     }
  53
  54     public DynamoDBStringItem(String name, @Nullable String state, ZonedDateTime time, @Nullable Integer expireDays) {
  55         super(name, state, time, expireDays);
  56     }
  57
  58     @Override
  59     public @Nullable String getState() {
  60         return state;
  61     }
  62
  63     @Override
  64     public void setState(@Nullable String state) {
  65         this.state = state;
  66     }
  67
  68     @Override
  69     public <T> T accept(DynamoDBItemVisitor<T> visitor) {
  70         return visitor.visit(this);
  71     }
  72 }