/* * Copyright 2013 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License 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 org.socialsignin.springframework.data.dynamodb.demo.domain; import javax.validation.constraints.NotNull; import org.springframework.data.annotation.Id; import com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBAttribute; import com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBHashKey; import com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBMarshalling; import com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBRangeKey; import com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBTable; import com.fasterxml.jackson.annotation.JsonIgnore; /** * This is a clone of the Reply class in the AmazonDB examples at * http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/ * JavaQueryScanORMModelExample.html * * The Reply table has a composite primary key ( hash and range). For * spring-data-dynamodb to support datatypes with composite keys, the composite * keys must be encapuslated in a separate class, resulting in a single primary * key attribute annotated with @Id. * * This class has therefore been modified slightly - the id and replyDateTime * attributes were properties of this class, but they are now part of the * ReplyId composite id class which is referenced. Setters and getters must be * still provided for the Amazon databinding to function - these are now * delegator methods for the attributes of the referenced composite id. * * @author Michael Lavelle */ @DynamoDBTable(tableName = "Reply") public class Reply { @Id private ReplyId replyId; @NotNull private String message; private String postedBy; @DynamoDBHashKey(attributeName = "Id") @DynamoDBMarshalling(marshallerClass=ThreadIdMarshaller.class) public ThreadId getThreadId() { return replyId != null ? replyId.getThreadId() : null; } public void setThreadId(ThreadId id) { if (replyId == null) { replyId = new ReplyId(); } replyId.setThreadId(id); } @DynamoDBRangeKey(attributeName = "ReplyDateTime") public String getReplyDateTime() { return replyId != null ? replyId.getReplyDateTime() : null; } public void setReplyDateTime(String replyDateTime) { if (replyId == null) { replyId = new ReplyId(); } replyId.setReplyDateTime(replyDateTime); } @DynamoDBAttribute(attributeName = "Message") public String getMessage() { return message; } public void setMessage(String message) { this.message = message; } @DynamoDBAttribute(attributeName = "PostedBy") public String getPostedBy() { return postedBy; } public void setPostedBy(String postedBy) { this.postedBy = postedBy; } }