diff options
Diffstat (limited to 'sdc-distribution-client/src/main/java/org/onap/sdc/utils/GeneralUtils.java')
-rw-r--r-- | sdc-distribution-client/src/main/java/org/onap/sdc/utils/GeneralUtils.java | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/sdc-distribution-client/src/main/java/org/onap/sdc/utils/GeneralUtils.java b/sdc-distribution-client/src/main/java/org/onap/sdc/utils/GeneralUtils.java new file mode 100644 index 0000000..a69e479 --- /dev/null +++ b/sdc-distribution-client/src/main/java/org/onap/sdc/utils/GeneralUtils.java @@ -0,0 +1,92 @@ +/*- + * ============LICENSE_START======================================================= + * sdc-distribution-client + * ================================================================================ + * 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.utils; + +import java.net.InetAddress; +import java.net.UnknownHostException; +import java.util.ArrayList; +import java.util.List; +import java.util.regex.Pattern; + +import org.apache.commons.codec.binary.Base64; +import org.onap.sdc.api.results.IDistributionClientResult; +import org.onap.sdc.impl.DistributionClientResultImpl; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import fj.data.Either; + +public class GeneralUtils { + private static final Logger log = LoggerFactory.getLogger(GeneralUtils.class.getName()); + public static String calculateMD5 (String data){ + String calculatedMd5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(data); + // encode base-64 result + byte[] encodeBase64 = Base64.encodeBase64(calculatedMd5.getBytes()); + String encodeBase64Str = new String(encodeBase64); + return encodeBase64Str; + + } + + public static String calculateMD5(byte[] decodedPayload) { + String decodedMd5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(decodedPayload); + byte[] encodeMd5 = Base64.encodeBase64(decodedMd5.getBytes()); + return new String(encodeMd5); + } + + public static boolean isBase64Encoded(String str){ + boolean isEncoded = false; + try + { + // If no exception is caught, then it is possibly a base64 encoded string + byte[] data = Base64.decodeBase64(str); + // checks if the string was properly padded to the + isEncoded= ((str.length() % 4 == 0) && (Pattern.matches("\\A[a-zA-Z0-9/+]+={1,2}\\z", str))); + + } + catch (Exception e) + { + // If exception is caught, then it is not a base64 encoded string + isEncoded= false; + } + return isEncoded; + } + + + public static Either<List<String>, IDistributionClientResult> convertToValidHostName(List<String> msgBusAddresses) { + List<String> uebLocalHostsNames = new ArrayList<>(); + for(String name : msgBusAddresses){ + try { + uebLocalHostsNames.add(InetAddress.getByName(name).getHostName()); + } catch (UnknownHostException e) { + log.debug("UnknownHost: {}", e.getMessage(), e); + } + } + Either<List<String>, IDistributionClientResult> response; + if( uebLocalHostsNames.isEmpty() ){ + response = Either.right(new DistributionClientResultImpl(DistributionActionResultEnum.CONF_INVALID_MSG_BUS_ADDRESS, "configuration is invalid: " + DistributionActionResultEnum.CONF_INVALID_MSG_BUS_ADDRESS.name())); + + } + else{ + response = Either.left(uebLocalHostsNames); + } + return response; + } +} |