| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.atlas.repository.patches; |
| |
| import org.apache.atlas.exception.AtlasBaseException; |
| import org.apache.atlas.model.patches.AtlasPatch.PatchStatus; |
| |
| import static org.apache.atlas.model.patches.AtlasPatch.PatchStatus.UNKNOWN; |
| |
| public abstract class AtlasPatchHandler { |
| public static final String JAVA_PATCH_TYPE = "JAVA_PATCH"; |
| |
| private final String patchId; |
| private final String patchDescription; |
| private final AtlasPatchRegistry patchRegistry; |
| private PatchStatus status; |
| |
| public AtlasPatchHandler(AtlasPatchRegistry patchRegistry, String patchId, String patchDescription) { |
| this.patchId = patchId; |
| this.patchDescription = patchDescription; |
| this.patchRegistry = patchRegistry; |
| this.status = getStatusFromRegistry(); |
| |
| register(); |
| } |
| |
| private void register() { |
| PatchStatus patchStatus = getStatus(); |
| |
| if (patchStatus == null || patchStatus == UNKNOWN) { |
| patchRegistry.register(patchId, patchDescription, JAVA_PATCH_TYPE, "apply", UNKNOWN); |
| } |
| } |
| |
| public PatchStatus getStatusFromRegistry() { |
| return patchRegistry.getStatus(patchId); |
| } |
| |
| public PatchStatus getStatus() { |
| return status; |
| } |
| |
| public void setStatus(PatchStatus status) { |
| this.status = status; |
| |
| patchRegistry.updateStatus(patchId, status); |
| } |
| |
| public String getPatchId() { |
| return patchId; |
| } |
| |
| public abstract void apply() throws AtlasBaseException; |
| } |