package mil.nga.giat.geowave.analytic.mapreduce.operations;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import com.beust.jcommander.Parameter;
import com.beust.jcommander.ParameterException;
import com.beust.jcommander.Parameters;
import com.beust.jcommander.ParametersDelegate;
import mil.nga.giat.geowave.analytic.PropertyManagement;
import mil.nga.giat.geowave.analytic.mapreduce.clustering.runner.MultiLevelKMeansClusteringJobRunner;
import mil.nga.giat.geowave.analytic.mapreduce.operations.options.CommonOptions;
import mil.nga.giat.geowave.analytic.mapreduce.operations.options.KMeansCommonOptions;
import mil.nga.giat.geowave.analytic.mapreduce.operations.options.KMeansParallelOptions;
import mil.nga.giat.geowave.analytic.mapreduce.operations.options.PropertyManagementConverter;
import mil.nga.giat.geowave.analytic.param.StoreParameters;
import mil.nga.giat.geowave.analytic.param.ExtractParameters.Extract;
import mil.nga.giat.geowave.analytic.store.PersistableStore;
import mil.nga.giat.geowave.core.cli.annotations.GeowaveOperation;
import mil.nga.giat.geowave.core.cli.api.Command;
import mil.nga.giat.geowave.core.cli.api.DefaultOperation;
import mil.nga.giat.geowave.core.cli.api.OperationParams;
import mil.nga.giat.geowave.core.cli.operations.config.options.ConfigOptions;
import mil.nga.giat.geowave.core.store.operations.remote.options.DataStorePluginOptions;
import mil.nga.giat.geowave.core.store.operations.remote.options.StoreLoader;
@GeowaveOperation(name = "kmeansparallel", parentOperation = AnalyticSection.class)
@Parameters(commandDescription = "KMeans Parallel Clustering")
public class KmeansParallelCommand extends
DefaultOperation implements
Command
{
@Parameter(description = "<storename>")
private List<String> parameters = new ArrayList<String>();
@ParametersDelegate
private CommonOptions commonOptions = new CommonOptions();
@ParametersDelegate
private KMeansCommonOptions kmeansCommonOptions = new KMeansCommonOptions();
@ParametersDelegate
private KMeansParallelOptions kmeansParallelOptions = new KMeansParallelOptions();
DataStorePluginOptions inputStoreOptions = null;
@Override
public void execute(
OperationParams params )
throws Exception {
// Ensure we have all the required arguments
if (parameters.size() != 1) {
throw new ParameterException(
"Requires arguments: <storename>");
}
String inputStoreName = parameters.get(0);
// Config file
File configFile = (File) params.getContext().get(
ConfigOptions.PROPERTIES_FILE_CONTEXT);
// Attempt to load store.
if (inputStoreOptions == null) {
StoreLoader inputStoreLoader = new StoreLoader(
inputStoreName);
if (!inputStoreLoader.loadFromConfig(configFile)) {
throw new ParameterException(
"Cannot find store name: " + inputStoreLoader.getStoreName());
}
inputStoreOptions = inputStoreLoader.getDataStorePlugin();
}
// Save a reference to the store in the property management.
PersistableStore persistedStore = new PersistableStore(
inputStoreOptions);
final PropertyManagement properties = new PropertyManagement();
properties.store(
StoreParameters.StoreParam.INPUT_STORE,
persistedStore);
// Convert properties from DBScanOptions and CommonOptions
PropertyManagementConverter converter = new PropertyManagementConverter(
properties);
converter.readProperties(commonOptions);
converter.readProperties(kmeansCommonOptions);
converter.readProperties(kmeansParallelOptions);
properties.store(
Extract.QUERY_OPTIONS,
commonOptions.buildQueryOptions());
MultiLevelKMeansClusteringJobRunner runner = new MultiLevelKMeansClusteringJobRunner();
int status = runner.run(properties);
if (status != 0) {
throw new RuntimeException(
"Failed to execute: " + status);
}
}
public List<String> getParameters() {
return parameters;
}
public void setParameters(
String storeName ) {
this.parameters = new ArrayList<String>();
this.parameters.add(storeName);
}
public CommonOptions getCommonOptions() {
return commonOptions;
}
public void setCommonOptions(
CommonOptions commonOptions ) {
this.commonOptions = commonOptions;
}
public KMeansCommonOptions getKmeansCommonOptions() {
return kmeansCommonOptions;
}
public void setKmeansCommonOptions(
KMeansCommonOptions kmeansCommonOptions ) {
this.kmeansCommonOptions = kmeansCommonOptions;
}
public DataStorePluginOptions getInputStoreOptions() {
return inputStoreOptions;
}
public void setInputStoreOptions(
DataStorePluginOptions inputStoreOptions ) {
this.inputStoreOptions = inputStoreOptions;
}
public KMeansParallelOptions getKmeansParallelOptions() {
return kmeansParallelOptions;
}
public void setKmeansParallelOptions(
KMeansParallelOptions kmeansParallelOptions ) {
this.kmeansParallelOptions = kmeansParallelOptions;
}
}