AbstractSplitsCommand.java

package mil.nga.giat.geowave.datastore.accumulo.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.ParametersDelegate;

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;
import mil.nga.giat.geowave.datastore.accumulo.split.SplitCommandLineOptions;

public abstract class AbstractSplitsCommand extends
		DefaultOperation
{

	@Parameter(description = "<storename>")
	private List<String> parameters = new ArrayList<String>();

	@ParametersDelegate
	protected SplitCommandLineOptions splitOptions = new SplitCommandLineOptions();

	protected DataStorePluginOptions inputStoreOptions = null;

	public AbstractSplitsCommand() {

	}

	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 input 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();
		}

		doSplit();
	}

	public abstract void doSplit()
			throws Exception;

	public List<String> getParameters() {
		return parameters;
	}

	public void setParameters(
			String storeName ) {
		this.parameters = new ArrayList<String>();
		this.parameters.add(storeName);
	}

	public SplitCommandLineOptions getSplitOptions() {
		return splitOptions;
	}

	public void setSplitOptions(
			SplitCommandLineOptions splitOptions ) {
		this.splitOptions = splitOptions;
	}

	public DataStorePluginOptions getInputStoreOptions() {
		return inputStoreOptions;
	}

	public void setInputStoreOptions(
			DataStorePluginOptions inputStoreOptions ) {
		this.inputStoreOptions = inputStoreOptions;
	}
}