1 files changed, 160 insertions, 0 deletions
diff --git a/catalog-model/src/main/java/org/openecomp/sdc/be/model/tosca/validators/ListValidator.java b/catalog-model/src/main/java/org/openecomp/sdc/be/model/tosca/validators/ListValidator.java
new file mode 100644
index 0000000000..92834690b8
--- /dev/null
+++ b/catalog-model/src/main/java/org/openecomp/sdc/be/model/tosca/validators/ListValidator.java
@@ -0,0 +1,160 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.model.tosca.validators;
+
+import java.util.Map;
+
+import org.openecomp.sdc.be.config.BeEcompErrorManager;
+import org.openecomp.sdc.be.model.DataTypeDefinition;
+import org.openecomp.sdc.be.model.tosca.ToscaPropertyType;
+import org.openecomp.sdc.common.util.JsonUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParser;
+import com.google.gson.JsonSyntaxException;
+
+public class ListValidator implements PropertyTypeValidator {
+
+	private static ListValidator listValidator = new ListValidator();
+
+	private static Logger log = LoggerFactory.getLogger(ListValidator.class.getName());
+	Gson gson = new Gson();
+
+	private static JsonParser jsonParser = new JsonParser();
+
+	private static DataTypeValidatorConverter dataTypeValidatorConverter = DataTypeValidatorConverter.getInstance();
+
+	public static ListValidator getInstance() {
+		return listValidator;
+	}
+
+	@Override
+	public boolean isValid(String value, String innerType, Map<String, DataTypeDefinition> allDataTypes) {
+
+		log.debug("Going to validate value {} with inner type {}", value, innerType);
+
+		if (value == null || value == "") {
+			return true;
+		}
+		if (innerType == null) {
+			return false;
+		}
+
+		PropertyTypeValidator innerValidator;
+
+		ToscaPropertyType innerToscaType = ToscaPropertyType.isValidType(innerType);
+
+		if (innerToscaType != null) {
+			switch (innerToscaType) {
+			case STRING:
+				innerValidator = ToscaPropertyType.STRING.getValidator();
+				break;
+			case INTEGER:
+				innerValidator = ToscaPropertyType.INTEGER.getValidator();
+				break;
+			case FLOAT:
+				innerValidator = ToscaPropertyType.FLOAT.getValidator();
+				break;
+			case BOOLEAN:
+				innerValidator = ToscaPropertyType.BOOLEAN.getValidator();
+				break;
+			case JSON:
+				innerValidator = ToscaPropertyType.JSON.getValidator();
+				break;
+			default:
+				log.debug("inner Tosca Type is unknown: {}", innerToscaType);
+				return false;
+			}
+
+		} else {
+			log.debug("inner Tosca Type is: {}", innerType);
+
+			boolean isValid = validateComplexInnerType(value, innerType, allDataTypes);
+			log.debug("Finish to validate value {} of list with inner type {}. result is: {}", value, innerType, isValid);
+			return isValid;
+		}
+
+		try {
+			JsonArray jo = (JsonArray) jsonParser.parse(value);
+			int size = jo.size();
+			for (int i = 0; i < size; i++) {
+				JsonElement currentValue = jo.get(i);
+				String element = JsonUtils.toString(currentValue);
+				if (!innerValidator.isValid(element, null, allDataTypes)) {
+					log.debug("validation of element : {} failed", element);
+					return false;
+				}
+
+			}
+			return true;
+
+		} catch (JsonSyntaxException e) {
+			log.debug("Failed to parse json : {}. {}", value, e);
+			BeEcompErrorManager.getInstance().logBeInvalidJsonInput("List Validator");
+		}
+
+		return false;
+
+	}
+
+	@Override
+	public boolean isValid(String value, String innerType) {
+		return isValid(value, innerType, null);
+	}
+
+	private boolean validateComplexInnerType(String value, String innerType,
+			Map<String, DataTypeDefinition> allDataTypes) {
+
+		DataTypeDefinition innerDataTypeDefinition = allDataTypes.get(innerType);
+		if (innerDataTypeDefinition == null) {
+			log.debug("Data type {} cannot be found in our data types.", innerType);
+			return false;
+		}
+
+		try {
+
+			JsonArray jo = (JsonArray) jsonParser.parse(value);
+			int size = jo.size();
+			for (int i = 0; i < size; i++) {
+				JsonElement currentValue = jo.get(i);
+				if (currentValue != null) {
+					String element = JsonUtils.toString(currentValue);
+					boolean isValid = dataTypeValidatorConverter.isValid(element, innerDataTypeDefinition,
+							allDataTypes);
+					if (isValid == false) {
+						log.debug("Cannot parse value {} from type {} in list parameter", currentValue, innerType);
+						return false;
+					}
+				}
+			}
+
+		} catch (Exception e) {
+			log.debug("Error when parsing JSON of object of type ", e);
+			return false;
+		}
+
+		return true;
+	}
+}