org.opengis.cite.ogcapiedr10.queries.AbstractProcessor Maven / Gradle / Ivy

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package org.opengis.cite.ogcapiedr10.queries;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.List;

public abstract class AbstractProcessor {

	public final String queryTypeNotSupported = "None of the collections support this query type. Increase the number of collections to parse.";

	public String readStringFromURL(String urlString, int limit) throws Exception {
		URL requestURL = new URL(urlString);

		BufferedReader in = new BufferedReader(new InputStreamReader(requestURL.openConnection().getInputStream()));

		StringBuilder response = new StringBuilder();
		String inputLine;

		int i = 0;

		while (((inputLine = in.readLine()) != null) && (i < limit)) {
			response.append(inputLine + "\n");
			i++;
		}

		in.close();

		return response.toString();
	}

	int getMaximum(int noOfCollections, int collectionsListSize) {
		// if noOfCollections is -1 (meaning check box 'Test all collections' was checked)
		// use all collections. Otherwise use the specified noOfCollections
		int maximum = noOfCollections == -1 ? collectionsListSize : noOfCollections;
		maximum = noOfCollections > collectionsListSize ? collectionsListSize : noOfCollections;
		return maximum;
	}

	String getSupportedFormat(List outputFormatList) {
		String supportedFormat = "";
		for (int f = 0; f < outputFormatList.size(); f++) {
			if (outputFormatList.get(f).equalsIgnoreCase("CoverageJSON")
					|| outputFormatList.get(f).toLowerCase().contains("CoverageJSON".toLowerCase())) { // preference
																										// for
																										// CoverageJSON
																										// if
																										// supported
				supportedFormat = outputFormatList.get(f);
			}
			else if (outputFormatList.get(f).equalsIgnoreCase("GeoJSON")) {
				supportedFormat = outputFormatList.get(f);
			}
		}
		return supportedFormat;
	}

}