public SelectResult unmarshall(StaxUnmarshallerContext context) throws Exception { SelectResult selectResult = new SelectResult(); int originalDepth = context.getCurrentDepth(); int targetDepth = originalDepth + 1; if (context.isStartOfDocument()) targetDepth += 2; while (true) { XMLEvent xmlEvent = context.nextEvent(); if (xmlEvent.isEndDocument()) return selectResult; if (xmlEvent.isAttribute() || xmlEvent.isStartElement()) { if (context.testExpression("Item", targetDepth)) { selectResult.withItems(ItemStaxUnmarshaller.getInstance().unmarshall(context)); continue; } if (context.testExpression("NextToken", targetDepth)) { selectResult.setNextToken(StringStaxUnmarshaller.getInstance().unmarshall(context)); continue; } } else if (xmlEvent.isEndElement()) { if (context.getCurrentDepth() < originalDepth) { return selectResult; } } } }
public SelectResult unmarshall(StaxUnmarshallerContext context) throws Exception { SelectResult selectResult = new SelectResult(); int originalDepth = context.getCurrentDepth(); int targetDepth = originalDepth + 1; if (context.isStartOfDocument()) targetDepth += 2; while (true) { int xmlEvent = context.nextEvent(); if (xmlEvent == XmlPullParser.END_DOCUMENT) return selectResult; if (xmlEvent == XmlPullParser.START_TAG) { if (context.testExpression("Item", targetDepth)) { selectResult.getItems().add(ItemStaxUnmarshaller.getInstance().unmarshall(context)); continue; } if (context.testExpression("NextToken", targetDepth)) { selectResult.setNextToken(StringStaxUnmarshaller.getInstance().unmarshall(context)); continue; } } else if (xmlEvent == XmlPullParser.END_TAG) { if (context.getCurrentDepth() < originalDepth) { return selectResult; } } } }
/** * A utility method for loading up all the items in a domain. * * @param db * @param domainName * @param consistentRead true to read consistently, false to use eventual consistency * @return * @throws AmazonClientException */ public static List<Item> listAllItems(AmazonSimpleDB db, String domainName, boolean consistentRead) throws AmazonClientException { SelectResult results = new SelectResult(); List<Item> items = new ArrayList<Item>(); do { results = db.select(new SelectRequest() .withConsistentRead(consistentRead) .withSelectExpression("select * from `" + domainName + "`") .withNextToken(results.getNextToken())); items.addAll(results.getItems()); } while(results.getNextToken() != null); return items; }
public SelectResult unmarshall(StaxUnmarshallerContext context) throws Exception { SelectResult selectResult = new SelectResult(); int originalDepth = context.getCurrentDepth(); int targetDepth = originalDepth + 1; if (context.isStartOfDocument()) targetDepth += 2; while (true) { XMLEvent xmlEvent = context.nextEvent(); if (xmlEvent.isEndDocument()) return selectResult; if (xmlEvent.isAttribute() || xmlEvent.isStartElement()) { if (context.testExpression("Item", targetDepth)) { selectResult.withItems(ItemStaxUnmarshaller.getInstance().unmarshall(context)); continue; } if (context.testExpression("NextToken", targetDepth)) { selectResult.setNextToken(StringStaxUnmarshaller.getInstance().unmarshall(context)); continue; } } else if (xmlEvent.isEndElement()) { if (context.getCurrentDepth() < originalDepth) { return selectResult; } } } }