Example usage for com.amazonaws.services.cloudsearchv2 AmazonCloudSearchClient describeIndexFields

Introduction

In this page you can find the example usage for com.amazonaws.services.cloudsearchv2 AmazonCloudSearchClient describeIndexFields.

Prototype

@Override
public DescribeIndexFieldsResult describeIndexFields(DescribeIndexFieldsRequest request) 

Source Link

Document

Gets information about the index fields configured for the search domain.

Usage

From source file:com.digitalpebble.stormcrawler.aws.bolt.CloudSearchIndexerBolt.java

License:Apache License

@SuppressWarnings({ "rawtypes", "unchecked" })
@Override/*ww w  .j a va  2  s.c  o m*/
public void prepare(Map conf, TopologyContext context, OutputCollector collector) {
    super.prepare(conf, context, collector);
    _collector = collector;

    this.eventCounter = context.registerMetric("CloudSearchIndexer", new MultiCountMetric(), 10);

    maxTimeBuffered = ConfUtils.getInt(conf, CloudSearchConstants.MAX_TIME_BUFFERED, 10);

    maxDocsInBatch = ConfUtils.getInt(conf, CloudSearchConstants.MAX_DOCS_BATCH, -1);

    buffer = new StringBuffer(MAX_SIZE_BATCH_BYTES).append('[');

    dumpBatchFilesToTemp = ConfUtils.getBoolean(conf, "cloudsearch.batch.dump", false);

    if (dumpBatchFilesToTemp) {
        // only dumping to local file
        // no more config required
        return;
    }

    String endpoint = ConfUtils.getString(conf, "cloudsearch.endpoint");

    if (StringUtils.isBlank(endpoint)) {
        String message = "Missing CloudSearch endpoint";
        LOG.error(message);
        throw new RuntimeException(message);
    }

    String regionName = ConfUtils.getString(conf, CloudSearchConstants.REGION);

    AmazonCloudSearchClient cl = new AmazonCloudSearchClient();
    if (StringUtils.isNotBlank(regionName)) {
        cl.setRegion(RegionUtils.getRegion(regionName));
    }

    String domainName = null;

    // retrieve the domain name
    DescribeDomainsResult domains = cl.describeDomains(new DescribeDomainsRequest());

    Iterator<DomainStatus> dsiter = domains.getDomainStatusList().iterator();
    while (dsiter.hasNext()) {
        DomainStatus ds = dsiter.next();
        if (ds.getDocService().getEndpoint().equals(endpoint)) {
            domainName = ds.getDomainName();
            break;
        }
    }
    // check domain name
    if (StringUtils.isBlank(domainName)) {
        throw new RuntimeException("No domain name found for CloudSearch endpoint");
    }

    DescribeIndexFieldsResult indexDescription = cl
            .describeIndexFields(new DescribeIndexFieldsRequest().withDomainName(domainName));
    for (IndexFieldStatus ifs : indexDescription.getIndexFields()) {
        String indexname = ifs.getOptions().getIndexFieldName();
        String indextype = ifs.getOptions().getIndexFieldType();
        LOG.info("CloudSearch index name {} of type {}", indexname, indextype);
        csfields.put(indexname, indextype);
    }

    client = new AmazonCloudSearchDomainClient();
    client.setEndpoint(endpoint);
}

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From source file:org.apache.nutch.indexwriter.cloudsearch.CloudSearchIndexWriter.java

License:Apache License

@Override
public void open(IndexWriterParams parameters) throws IOException {
    //    LOG.debug("CloudSearchIndexWriter.open() name={} ", name);

    endpoint = parameters.get(CloudSearchConstants.ENDPOINT);
    dumpBatchFilesToTemp = parameters.getBoolean(CloudSearchConstants.BATCH_DUMP, false);
    this.regionName = parameters.get(CloudSearchConstants.REGION);

    if (StringUtils.isBlank(endpoint) && !dumpBatchFilesToTemp) {
        String message = "Missing CloudSearch endpoint. Should set it set via -D "
                + CloudSearchConstants.ENDPOINT + " or in nutch-site.xml";
        message += "\n" + describe();
        LOG.error(message);//  w  ww  . java 2s.co m
        throw new RuntimeException(message);
    }

    maxDocsInBatch = parameters.getInt(CloudSearchConstants.MAX_DOCS_BATCH, -1);

    buffer = new StringBuffer(MAX_SIZE_BATCH_BYTES).append('[');

    if (dumpBatchFilesToTemp) {
        // only dumping to local file
        // no more config required
        return;
    }

    if (StringUtils.isBlank(endpoint)) {
        throw new RuntimeException("endpoint not set for CloudSearch");
    }

    AmazonCloudSearchClient cl = new AmazonCloudSearchClient();
    if (StringUtils.isNotBlank(regionName)) {
        cl.setRegion(RegionUtils.getRegion(regionName));
    }

    String domainName = null;

    // retrieve the domain name
    DescribeDomainsResult domains = cl.describeDomains(new DescribeDomainsRequest());

    Iterator<DomainStatus> dsiter = domains.getDomainStatusList().iterator();
    while (dsiter.hasNext()) {
        DomainStatus ds = dsiter.next();
        if (ds.getDocService().getEndpoint().equals(endpoint)) {
            domainName = ds.getDomainName();
            break;
        }
    }

    // check domain name
    if (StringUtils.isBlank(domainName)) {
        throw new RuntimeException("No domain name found for CloudSearch endpoint");
    }

    DescribeIndexFieldsResult indexDescription = cl
            .describeIndexFields(new DescribeIndexFieldsRequest().withDomainName(domainName));
    for (IndexFieldStatus ifs : indexDescription.getIndexFields()) {
        String indexname = ifs.getOptions().getIndexFieldName();
        String indextype = ifs.getOptions().getIndexFieldType();
        LOG.info("CloudSearch index name {} of type {}", indexname, indextype);
        csfields.put(indexname, indextype);
    }

    client = new AmazonCloudSearchDomainClient();
    client.setEndpoint(endpoint);
}

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