1 files changed, 51 insertions, 0 deletions
diff --git a/verigraph/src/main/java/it/polito/escape/verify/validation/VpnexitValidator.java b/verigraph/src/main/java/it/polito/escape/verify/validation/VpnexitValidator.java
new file mode 100644
index 0000000..782e124
--- /dev/null
+++ b/verigraph/src/main/java/it/polito/escape/verify/validation/VpnexitValidator.java
@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * 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.escape.verify.validation;
+
+import com.fasterxml.jackson.databind.JsonNode;
+
+import it.polito.escape.verify.model.Configuration;
+import it.polito.escape.verify.model.Graph;
+import it.polito.escape.verify.model.Node;
+import it.polito.escape.verify.validation.exception.ValidationException;
+
+public class VpnexitValidator implements ValidationInterface {
+
+	@Override
+	public void validate(Graph graph, Node node, Configuration configuration) throws ValidationException {
+		JsonNode configurationNode = configuration.getConfiguration();
+
+		if (!configurationNode.isArray())
+			throw new ValidationException("configuration must be an array");
+
+		for (JsonNode object : configurationNode) {
+			JsonNode vpnexit = object.get("vpnaccess");
+			if (!vpnexit.isTextual())
+				throw new ValidationException("value corresponding to the key 'vpnaccess' must be a string");
+			validateObject(graph, node, vpnexit.asText());
+		}
+
+	}
+
+	private void validateObject(Graph g, Node node, String field) throws ValidationException {
+		boolean isValid = false;
+		for (Node n : g.getNodes().values()) {
+			if ((n.getFunctional_type().equals("vpnaccess")) && (n.getName().equals(field)))
+				isValid = true;
+		}
+
+		if (!isValid)
+			throw new ValidationException("'"	+ field + "' is not a valid value for the configuration of a type '"
+											+ node.getFunctional_type()
+											+ "'. Please use the name of an existing node of type 'vpnaccess'.");
+
+	}
+
+}