prerna.reactor.sheet.GetSheetStateReactor Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of semoss Show documentation

SEMOSS

The newest version!

package prerna.reactor.sheet;

import prerna.om.InsightSheet;
import prerna.sablecc2.om.GenRowStruct;
import prerna.sablecc2.om.ReactorKeysEnum;
import prerna.sablecc2.om.nounmeta.NounMetadata;
import prerna.util.insight.InsightUtility;

public class GetSheetStateReactor extends AbstractSheetReactor {

	/*
	 * This class is complimentary to SetSheetStateReactor
	 */
	
	public GetSheetStateReactor() {
		this.keysToGet = new String[] {ReactorKeysEnum.SHEET.getKey(), InsightUtility.OUTPUT_TYPE};
	}
	
	@Override
	public NounMetadata execute() {
		InsightSheet sheet = getInsightSheet();
		if(sheet == null) {
			throw new NullPointerException("No sheet was passed in to get the state");
		}
		String outputType = getOutput();
		
		// we will just serialize the insight sheet
		return InsightUtility.getSheetState(sheet, outputType);
	}

	@Override
	protected String getDescriptionForKey(String key) {
		if(key.equals(InsightUtility.OUTPUT_TYPE)) {
			return "The value to return - as a 'string' or 'map'";
		}
		return super.getDescriptionForKey(key);
	}
	
	private String getOutput() {
		GenRowStruct grs = this.store.getNoun(InsightUtility.OUTPUT_TYPE);
		if(grs != null && !grs.isEmpty()) {
			String input = grs.get(0).toString();
			if(input.equalsIgnoreCase(InsightUtility.STRING_OUTPUT)) {
				return InsightUtility.STRING_OUTPUT;
			} else {
				return InsightUtility.MAP_OUTPUT;
			}
		}
		
		if(!this.curRow.isEmpty()) {
			if(this.curRow.toString().equalsIgnoreCase(InsightUtility.STRING_OUTPUT)) {
				return InsightUtility.STRING_OUTPUT;
			} else {
				return InsightUtility.MAP_OUTPUT;
			}
		}
		
		return InsightUtility.MAP_OUTPUT;
	}
	
}