| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.eagle.metadata.utils; |
| |
| import com.google.common.base.Preconditions; |
| |
| public class PolicyIdConversions { |
| |
| public static String generateUniquePolicyId(String siteId, String policyName) { |
| return String.format("%s_%s", policyName, siteId); |
| } |
| |
| public static String parsePolicyId(String siteId, String generatedUniquePolicyId) { |
| String subffix = String.format("_%s", siteId); |
| if (generatedUniquePolicyId.endsWith(subffix)) { |
| int streamTypeIdLength = generatedUniquePolicyId.length() - subffix.length(); |
| Preconditions.checkArgument(streamTypeIdLength > 0, "Invalid policyId: " + generatedUniquePolicyId + ", policyId is empty"); |
| return generatedUniquePolicyId.substring(0, streamTypeIdLength); |
| } else { |
| return generatedUniquePolicyId; |
| } |
| } |
| } |