Example usage for com.amazonaws.services.dynamodbv2.document QueryFilter QueryFilter

Introduction

In this page you can find the example usage for com.amazonaws.services.dynamodbv2.document QueryFilter QueryFilter.

Prototype

public QueryFilter(String attr) 

Source Link

Document

A <a href= "http://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_Query.html#DDB-Query-request-QueryFilter" >query filter</a>.

Usage

From source file:com.envirover.spl.stream.MAVLinkMessagesTable.java

License:Open Source License

@Override
public Iterable<MAVLinkRecord> query(String deviceId, Date startTime, Date endTime, Integer msgId)
        throws IOException {
    RangeKeyCondition timeInterval;//from  w w w  .j a  v a  2  s  .co m

    if (startTime == null && endTime == null) {
        timeInterval = null;
    } else if (startTime == null && endTime != null) {
        timeInterval = new RangeKeyCondition(ATTR_TIME).le(endTime.getTime());
    } else if (startTime != null && endTime == null) {
        timeInterval = new RangeKeyCondition(ATTR_TIME).ge(startTime.getTime());
    } else {
        timeInterval = new RangeKeyCondition(ATTR_TIME).between(startTime.getTime(), endTime.getTime());
    }

    QueryFilter filter = new QueryFilter(ATTR_MSG_ID).eq(msgId);

    return new MAVLinkRecordIterable(table.query(ATTR_DEVICE_ID, deviceId, timeInterval, filter).iterator());
}

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