/*
* Copyright (c) 2011-2015 Jeppetto and Jonathan Thompson
*
* 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.iternine.jeppetto.dao.dynamodb.extra.indexes;
public class ItemDataBuilder {
//-------------------------------------------------------------
// Constants
//-------------------------------------------------------------
public static final String VARIABLE = "VARIABLE";
//-------------------------------------------------------------
// Variables - Private
//-------------------------------------------------------------
private int itemCount;
private String hashKey;
private String rangeKey;
private String lsiField;
private String gsiHashKey;
private String gsiRangeKey;
//-------------------------------------------------------------
// Constructors
//-------------------------------------------------------------
public ItemDataBuilder(int itemCount) {
this.itemCount = itemCount;
}
//-------------------------------------------------------------
// Methods - Public
//-------------------------------------------------------------
public ItemDataBuilder withKeyData(String hashKey) {
return withKeyData(hashKey, null);
}
public ItemDataBuilder withKeyData(String hashKey, String rangeKey) {
this.hashKey = hashKey;
this.rangeKey = rangeKey;
return this;
}
public ItemDataBuilder withLsiData(String lsiField) {
this.lsiField = lsiField;
return this;
}
public ItemDataBuilder withGsiData(String gsiHashKey) {
return withGsiData(gsiHashKey, null);
}
public ItemDataBuilder withGsiData(String gsiHashKey, String gsiRangeKey) {
this.gsiHashKey = gsiHashKey;
this.gsiRangeKey = gsiRangeKey;
return this;
}
@SuppressWarnings("StringEquality")
public void build(ItemDAO itemDAO) {
for (int i = 0; i < itemCount; i++) {
Item item = new Item();
item.setHashKey(hashKey == VARIABLE ? "H_" + i : hashKey);
item.setRangeKey(rangeKey == VARIABLE ? "R_" + i : rangeKey);
item.setLsiField(lsiField == VARIABLE ? "L_" + i : lsiField);
item.setGsiHashKey(gsiHashKey == VARIABLE ? "GH_" + i : gsiHashKey);
item.setGsiRangeKey(gsiRangeKey == VARIABLE ? "GR_" + i : gsiRangeKey);
itemDAO.save(item);
}
}
}