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Geowave Commandline Tools For Managing GeoServer Layers and Data Stores

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/**
 * Copyright (c) 2013-2019 Contributors to the Eclipse Foundation
 *
 *  See the NOTICE file distributed with this work for additional information regarding copyright
 * ownership. All rights reserved. This program and the accompanying materials are made available
 * under the terms of the Apache License, Version 2.0 which accompanies this distribution and is
 * available at http://www.apache.org/licenses/LICENSE-2.0.txt
 */
package org.locationtech.geowave.cli.geoserver;

import java.util.ArrayList;
import java.util.List;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.locationtech.geowave.core.cli.annotations.GeowaveOperation;
import org.locationtech.geowave.core.cli.api.OperationParams;
import com.beust.jcommander.JCommander;
import com.beust.jcommander.Parameter;
import com.beust.jcommander.ParameterException;
import com.beust.jcommander.Parameters;
import net.sf.json.JSONObject;

@GeowaveOperation(name = "getcv", parentOperation = GeoServerSection.class)
@Parameters(commandDescription = "Get a GeoServer coverage's info")
public class GeoServerGetCoverageCommand extends GeoServerCommand {
  @Parameter(names = {"-ws", "--workspace"}, required = false, description = "workspace name")
  private String workspace = null;

  @Parameter(names = {"-cs", "--cvgstore"}, required = true, description = "coverage store name")
  private String cvgstore = null;

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

  private String cvgName = null;

  @Override
  public void execute(final OperationParams params) throws Exception {
    JCommander.getConsole().println(computeResults(params));
  }

  @Override
  public String computeResults(final OperationParams params) throws Exception {
    if (parameters.size() != 1) {
      throw new ParameterException("Requires argument: ");
    }

    if ((workspace == null) || workspace.isEmpty()) {
      workspace = geoserverClient.getConfig().getWorkspace();
    }

    cvgName = parameters.get(0);

    final Response getCvgResponse =
        geoserverClient.getCoverage(workspace, cvgstore, cvgName, false);

    if (getCvgResponse.getStatus() == Status.OK.getStatusCode()) {
      final JSONObject jsonResponse = JSONObject.fromObject(getCvgResponse.getEntity());
      return "\nGeoServer coverage info for '" + cvgName + "': " + jsonResponse.toString(2);
    }
    final String errorMessage =
        "Error getting GeoServer coverage info for "
            + cvgName
            + ": "
            + getCvgResponse.readEntity(String.class)
            + "\nGeoServer Response Code = "
            + getCvgResponse.getStatus();
    return handleError(getCvgResponse, errorMessage);
  }
}