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/*******************************************************************************
* Copyright (c) 2017 Politecnico di Torino and others.
*
* 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
*******************************************************************************/
package it.polito.verigraph.validation;
import com.fasterxml.jackson.databind.JsonNode;
import it.polito.verigraph.model.Configuration;
import it.polito.verigraph.model.Graph;
import it.polito.verigraph.model.Node;
import it.polito.verigraph.validation.exception.ValidationException;
public class DpiValidator implements ValidationInterface {
public DpiValidator(){
}
private void validateKey(String key) throws ValidationException {
if (!key.matches("\\w+"))
throw new ValidationException("'" + key + "' is not a valid configuration string for a 'dpi'");
}
@Override
public void validate(Graph graph, Node node, Configuration configuration) throws ValidationException {
JsonNode conf = configuration.getConfiguration();
if (!conf.isArray()) {
throw new ValidationException("Configuration of a 'dpi' must be an array");
}
for (JsonNode key : conf) {
if (!key.isTextual())
throw new ValidationException("Configuration of a 'dpi' must be an array of strings");
validateKey(key.asText());
}
}
}
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