1 files changed, 155 insertions, 0 deletions
diff --git a/vid-automation/src/main/java/org/onap/sdc/ci/tests/utilities/GeneralUtility.java b/vid-automation/src/main/java/org/onap/sdc/ci/tests/utilities/GeneralUtility.java
new file mode 100644
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+++ b/vid-automation/src/main/java/org/onap/sdc/ci/tests/utilities/GeneralUtility.java
@@ -0,0 +1,155 @@
+/*-
+ * ============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.onap.sdc.ci.tests.utilities;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.List;
+import java.util.regex.Pattern;
+
+import org.apache.commons.codec.binary.Base64;
+import org.apache.commons.io.FileUtils;
+
+public class GeneralUtility {
+
+	public static boolean generateTextFile(String fileName, String fileData) {
+		boolean isSuccessfull = true;
+		try {
+			FileUtils.writeStringToFile(new File(fileName), fileData);
+		} catch (IOException e) {
+			isSuccessfull = false;
+		}
+		return isSuccessfull;
+	}
+	
+	/**
+	 * Use with care, usage is not advised!!!
+	 * The method only checks if String does not contain special characters + length divided by 4 with no remainder.
+	 * The methods contained in other common libraries do the same.
+	 */
+	public static boolean isBase64Encoded(byte[] data) {
+		return Base64.isBase64(data);
+	}
+	
+	/**
+	 *Use with care, usage is not advised!!!
+	 * The method only checks if String does not contain special characters + length divided by 4 with no remainder.
+	 * The methods contained in other common libraries do the same.
+	 */
+	public static boolean isBase64Encoded(String str) {
+		boolean isEncoded = false;
+		try {
+			// checks if the string was properly padded to the
+			isEncoded = ((str.length() % 4 == 0) && (Pattern.matches("\\A[a-zA-Z0-9/+]+={0,2}\\z", str)));
+			if (isEncoded) {
+				// If no exception is caught, then it is possibly a base64
+				// encoded string
+				byte[] data = Base64.decodeBase64(str);
+			}
+
+		} catch (Exception e) {
+			// If exception is caught, then it is not a base64 encoded string
+			isEncoded = false;
+		}
+		return isEncoded;
+	}
+
+	/**
+	 * Checks whether the passed string exceeds a limit of number of characters.
+	 * 
+	 * @param str
+	 * @param limit
+	 * @return the result of comparison, or false if str is null.
+	 */
+	public static boolean isExceedingLimit(String str, int limit) {
+		if (str == null) {
+			return false;
+		}
+		return str.length() > limit;
+	}
+
+	/**
+	 * Checks the passed string list whether the cumulative length of strings and delimiters between them exceeds a limit of number of characters. For example for list ("one","two","three") with delimiter "," the length of list is calculated
+	 * 3+1+3+1+5=13
+	 *
+	 * @param strList
+	 * @param limit
+	 * @param delimiterLength
+	 *            - 0 if there is no delimeter.
+	 * @return the result of comparison, or false if strList is null.
+	 */
+	public static boolean isExceedingLimit(List<String> strList, int limit, int delimiterLength) {
+		if (strList == null || strList.isEmpty()) {
+			return false;
+		}
+		int sum = 0;
+		int size = strList.size();
+		for (int i = 0; i < size - 1; i++) {
+			String str = strList.get(i);
+			if (str != null) {
+				sum += str.length();
+			}
+			sum += delimiterLength;
+		}
+		String str = strList.get(size - 1);
+		if (str != null) {
+			sum += str.length();
+		}
+		return sum > limit;
+	}
+
+	/**
+	 * Return the extension as the substring from the last dot. For input "kuku.txt", "txt" will be returned. If no dot is found or input is null, empty string is returned.
+	 * 
+	 * @param fileName
+	 * @return extension
+	 */
+	public static String getFilenameExtension(String fileName) {
+		String res = Constants.EMPTY_STRING;
+		if (fileName != null) {
+			int indexOf = fileName.lastIndexOf('.');
+			if (indexOf != -1 && indexOf < (fileName.length() - 1)) {
+				res = fileName.substring(indexOf + 1);
+			}
+		}
+		return res;
+	}
+
+	public static String calculateMD5ByByteArray(byte[] payload) {
+		String decodedMd5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(payload);
+		byte[] encodeMd5 = Base64.encodeBase64(decodedMd5.getBytes());
+		return new String(encodeMd5);
+
+	}
+
+	/**
+	 * 
+	 * @param data
+	 * @return
+	 */
+	public static String calculateMD5ByString(String data) {
+		String calculatedMd5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(data);
+
+		// encode base-64 result
+		byte[] encodeBase64 = Base64.encodeBase64(calculatedMd5.getBytes());
+		return new String(encodeBase64);
+	}
+}