com.amazonaws.services.dynamodbv2.model.transform.DeleteItemRequestMarshaller Maven / Gradle / Ivy
/*
* Copyright 2010-2014 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 com.amazonaws.services.dynamodbv2.model.transform;
import static com.amazonaws.util.StringUtils.UTF8;
import static com.amazonaws.util.StringUtils.COMMA_SEPARATOR;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.OutputStreamWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.List;
import java.util.regex.Pattern;
import com.amazonaws.AmazonClientException;
import com.amazonaws.Request;
import com.amazonaws.DefaultRequest;
import com.amazonaws.http.HttpMethodName;
import com.amazonaws.services.dynamodbv2.model.*;
import com.amazonaws.transform.Marshaller;
import com.amazonaws.util.BinaryUtils;
import com.amazonaws.util.StringUtils;
import com.amazonaws.util.StringInputStream;
import com.amazonaws.util.json.*;
/**
* Delete Item Request Marshaller
*/
public class DeleteItemRequestMarshaller implements Marshaller, DeleteItemRequest> {
public Request marshall(DeleteItemRequest deleteItemRequest) {
if (deleteItemRequest == null) {
throw new AmazonClientException("Invalid argument passed to marshall(...)");
}
Request request = new DefaultRequest(deleteItemRequest, "AmazonDynamoDBv2");
String target = "DynamoDB_20120810.DeleteItem";
request.addHeader("X-Amz-Target", target);
request.setHttpMethod(HttpMethodName.POST);
request.setResourcePath("");
try {
StringWriter stringWriter = new StringWriter();
JSONWriter jsonWriter = new JSONWriter(stringWriter);
jsonWriter.object();
if (deleteItemRequest.getTableName() != null) {
jsonWriter.key("TableName").value(deleteItemRequest.getTableName());
}
if (deleteItemRequest.getKey() != null) {
jsonWriter.key("Key");
jsonWriter.object();
for (Map.Entry keyListValue : deleteItemRequest.getKey().entrySet()) {
if (keyListValue.getValue() != null) {
jsonWriter.key(keyListValue.getKey());
jsonWriter.object();
if (keyListValue.getValue().getS() != null) {
jsonWriter.key("S").value(keyListValue.getValue().getS());
}
if (keyListValue.getValue().getN() != null) {
jsonWriter.key("N").value(keyListValue.getValue().getN());
}
if (keyListValue.getValue().getB() != null) {
jsonWriter.key("B").value(keyListValue.getValue().getB());
}
com.amazonaws.internal.ListWithAutoConstructFlag sSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(keyListValue.getValue().getSS());
if (sSList != null && !(sSList.isAutoConstruct() && sSList.isEmpty())) {
jsonWriter.key("SS");
jsonWriter.array();
for (String sSListValue : sSList) {
if (sSListValue != null) {
jsonWriter.value(sSListValue);
}
}
jsonWriter.endArray();
}
com.amazonaws.internal.ListWithAutoConstructFlag nSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(keyListValue.getValue().getNS());
if (nSList != null && !(nSList.isAutoConstruct() && nSList.isEmpty())) {
jsonWriter.key("NS");
jsonWriter.array();
for (String nSListValue : nSList) {
if (nSListValue != null) {
jsonWriter.value(nSListValue);
}
}
jsonWriter.endArray();
}
com.amazonaws.internal.ListWithAutoConstructFlag bSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(keyListValue.getValue().getBS());
if (bSList != null && !(bSList.isAutoConstruct() && bSList.isEmpty())) {
jsonWriter.key("BS");
jsonWriter.array();
for (java.nio.ByteBuffer bSListValue : bSList) {
if (bSListValue != null) {
jsonWriter.value(bSListValue);
}
}
jsonWriter.endArray();
}
jsonWriter.endObject();
}
}
jsonWriter.endObject();
}
if (deleteItemRequest.getExpected() != null) {
jsonWriter.key("Expected");
jsonWriter.object();
for (Map.Entry expectedListValue : deleteItemRequest.getExpected().entrySet()) {
if (expectedListValue.getValue() != null) {
jsonWriter.key(expectedListValue.getKey());
jsonWriter.object();
AttributeValue value = expectedListValue.getValue().getValue();
if (value != null) {
jsonWriter.key("Value");
jsonWriter.object();
if (value.getS() != null) {
jsonWriter.key("S").value(value.getS());
}
if (value.getN() != null) {
jsonWriter.key("N").value(value.getN());
}
if (value.getB() != null) {
jsonWriter.key("B").value(value.getB());
}
com.amazonaws.internal.ListWithAutoConstructFlag sSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(value.getSS());
if (sSList != null && !(sSList.isAutoConstruct() && sSList.isEmpty())) {
jsonWriter.key("SS");
jsonWriter.array();
for (String sSListValue : sSList) {
if (sSListValue != null) {
jsonWriter.value(sSListValue);
}
}
jsonWriter.endArray();
}
com.amazonaws.internal.ListWithAutoConstructFlag nSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(value.getNS());
if (nSList != null && !(nSList.isAutoConstruct() && nSList.isEmpty())) {
jsonWriter.key("NS");
jsonWriter.array();
for (String nSListValue : nSList) {
if (nSListValue != null) {
jsonWriter.value(nSListValue);
}
}
jsonWriter.endArray();
}
com.amazonaws.internal.ListWithAutoConstructFlag bSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(value.getBS());
if (bSList != null && !(bSList.isAutoConstruct() && bSList.isEmpty())) {
jsonWriter.key("BS");
jsonWriter.array();
for (java.nio.ByteBuffer bSListValue : bSList) {
if (bSListValue != null) {
jsonWriter.value(bSListValue);
}
}
jsonWriter.endArray();
}
jsonWriter.endObject();
}
if (expectedListValue.getValue().isExists() != null) {
jsonWriter.key("Exists").value(expectedListValue.getValue().isExists());
}
if (expectedListValue.getValue().getComparisonOperator() != null) {
jsonWriter.key("ComparisonOperator").value(expectedListValue.getValue().getComparisonOperator());
}
com.amazonaws.internal.ListWithAutoConstructFlag attributeValueListList = (com.amazonaws.internal.ListWithAutoConstructFlag)(expectedListValue.getValue().getAttributeValueList());
if (attributeValueListList != null && !(attributeValueListList.isAutoConstruct() && attributeValueListList.isEmpty())) {
jsonWriter.key("AttributeValueList");
jsonWriter.array();
for (AttributeValue attributeValueListListValue : attributeValueListList) {
if (attributeValueListListValue != null) {
jsonWriter.object();
if (attributeValueListListValue.getS() != null) {
jsonWriter.key("S").value(attributeValueListListValue.getS());
}
if (attributeValueListListValue.getN() != null) {
jsonWriter.key("N").value(attributeValueListListValue.getN());
}
if (attributeValueListListValue.getB() != null) {
jsonWriter.key("B").value(attributeValueListListValue.getB());
}
com.amazonaws.internal.ListWithAutoConstructFlag sSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(attributeValueListListValue.getSS());
if (sSList != null && !(sSList.isAutoConstruct() && sSList.isEmpty())) {
jsonWriter.key("SS");
jsonWriter.array();
for (String sSListValue : sSList) {
if (sSListValue != null) {
jsonWriter.value(sSListValue);
}
}
jsonWriter.endArray();
}
com.amazonaws.internal.ListWithAutoConstructFlag nSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(attributeValueListListValue.getNS());
if (nSList != null && !(nSList.isAutoConstruct() && nSList.isEmpty())) {
jsonWriter.key("NS");
jsonWriter.array();
for (String nSListValue : nSList) {
if (nSListValue != null) {
jsonWriter.value(nSListValue);
}
}
jsonWriter.endArray();
}
com.amazonaws.internal.ListWithAutoConstructFlag bSList = (com.amazonaws.internal.ListWithAutoConstructFlag)(attributeValueListListValue.getBS());
if (bSList != null && !(bSList.isAutoConstruct() && bSList.isEmpty())) {
jsonWriter.key("BS");
jsonWriter.array();
for (java.nio.ByteBuffer bSListValue : bSList) {
if (bSListValue != null) {
jsonWriter.value(bSListValue);
}
}
jsonWriter.endArray();
}
jsonWriter.endObject();
}
}
jsonWriter.endArray();
}
jsonWriter.endObject();
}
}
jsonWriter.endObject();
}
if (deleteItemRequest.getConditionalOperator() != null) {
jsonWriter.key("ConditionalOperator").value(deleteItemRequest.getConditionalOperator());
}
if (deleteItemRequest.getReturnValues() != null) {
jsonWriter.key("ReturnValues").value(deleteItemRequest.getReturnValues());
}
if (deleteItemRequest.getReturnConsumedCapacity() != null) {
jsonWriter.key("ReturnConsumedCapacity").value(deleteItemRequest.getReturnConsumedCapacity());
}
if (deleteItemRequest.getReturnItemCollectionMetrics() != null) {
jsonWriter.key("ReturnItemCollectionMetrics").value(deleteItemRequest.getReturnItemCollectionMetrics());
}
jsonWriter.endObject();
String snippet = stringWriter.toString();
byte[] content = snippet.getBytes(UTF8);
request.setContent(new StringInputStream(snippet));
request.addHeader("Content-Length", Integer.toString(content.length));
request.addHeader("Content-Type", "application/x-amz-json-1.0");
} catch(Throwable t) {
throw new AmazonClientException("Unable to marshall request to JSON: " + t.getMessage(), t);
}
return request;
}
}
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