Line data    Source code

       1             : // Copyright (C) 2019 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.api.projects;
      16             : 
      17             : import static com.google.gerrit.server.api.ApiUtil.asRestApiException;
      18             : import static com.google.gerrit.server.project.ProjectCache.illegalState;
      19             : 
      20             : import com.google.gerrit.common.Nullable;
      21             : import com.google.gerrit.extensions.api.projects.LabelApi;
      22             : import com.google.gerrit.extensions.common.InputWithCommitMessage;
      23             : import com.google.gerrit.extensions.common.LabelDefinitionInfo;
      24             : import com.google.gerrit.extensions.common.LabelDefinitionInput;
      25             : import com.google.gerrit.extensions.restapi.IdString;
      26             : import com.google.gerrit.extensions.restapi.RestApiException;
      27             : import com.google.gerrit.server.permissions.PermissionBackendException;
      28             : import com.google.gerrit.server.project.LabelResource;
      29             : import com.google.gerrit.server.project.ProjectCache;
      30             : import com.google.gerrit.server.project.ProjectResource;
      31             : import com.google.gerrit.server.restapi.project.CreateLabel;
      32             : import com.google.gerrit.server.restapi.project.DeleteLabel;
      33             : import com.google.gerrit.server.restapi.project.GetLabel;
      34             : import com.google.gerrit.server.restapi.project.LabelsCollection;
      35             : import com.google.gerrit.server.restapi.project.SetLabel;
      36             : import com.google.inject.Inject;
      37             : import com.google.inject.assistedinject.Assisted;
      38             : 
      39             : public class LabelApiImpl implements LabelApi {
      40             :   interface Factory {
      41             :     LabelApiImpl create(ProjectResource project, String label);
      42             :   }
      43             : 
      44             :   private final LabelsCollection labels;
      45             :   private final CreateLabel createLabel;
      46             :   private final GetLabel getLabel;
      47             :   private final SetLabel setLabel;
      48             :   private final DeleteLabel deleteLabel;
      49             :   private final ProjectCache projectCache;
      50             :   private final String label;
      51             : 
      52             :   private ProjectResource project;
      53             : 
      54             :   @Inject
      55             :   LabelApiImpl(
      56             :       LabelsCollection labels,
      57             :       CreateLabel createLabel,
      58             :       GetLabel getLabel,
      59             :       SetLabel setLabel,
      60             :       DeleteLabel deleteLabel,
      61             :       ProjectCache projectCache,
      62             :       @Assisted ProjectResource project,
      63           7 :       @Assisted String label) {
      64           7 :     this.labels = labels;
      65           7 :     this.createLabel = createLabel;
      66           7 :     this.getLabel = getLabel;
      67           7 :     this.setLabel = setLabel;
      68           7 :     this.deleteLabel = deleteLabel;
      69           7 :     this.projectCache = projectCache;
      70           7 :     this.project = project;
      71           7 :     this.label = label;
      72           7 :   }
      73             : 
      74             :   @Override
      75             :   public LabelApi create(LabelDefinitionInput input) throws RestApiException {
      76             :     try {
      77           3 :       createLabel.apply(project, IdString.fromDecoded(label), input);
      78             : 
      79             :       // recreate project resource because project state was updated by creating the new label and
      80             :       // needs to be reloaded
      81           3 :       project =
      82             :           new ProjectResource(
      83             :               projectCache
      84           3 :                   .get(project.getNameKey())
      85           3 :                   .orElseThrow(illegalState(project.getNameKey())),
      86           3 :               project.getUser());
      87           3 :       return this;
      88           2 :     } catch (Exception e) {
      89           2 :       throw asRestApiException("Cannot create branch", e);
      90             :     }
      91             :   }
      92             : 
      93             :   @Override
      94             :   public LabelDefinitionInfo get() throws RestApiException {
      95             :     try {
      96           6 :       return getLabel.apply(resource()).value();
      97           4 :     } catch (Exception e) {
      98           4 :       throw asRestApiException("Cannot get label", e);
      99             :     }
     100             :   }
     101             : 
     102             :   @Override
     103             :   public LabelDefinitionInfo update(LabelDefinitionInput input) throws RestApiException {
     104             :     try {
     105           1 :       return setLabel.apply(resource(), input).value();
     106           1 :     } catch (Exception e) {
     107           1 :       throw asRestApiException("Cannot update label", e);
     108             :     }
     109             :   }
     110             : 
     111             :   @Override
     112             :   public void delete(@Nullable String commitMessage) throws RestApiException {
     113             :     try {
     114           1 :       deleteLabel.apply(resource(), new InputWithCommitMessage(commitMessage));
     115           1 :     } catch (Exception e) {
     116           1 :       throw asRestApiException("Cannot delete label", e);
     117           1 :     }
     118           1 :   }
     119             : 
     120             :   private LabelResource resource() throws RestApiException, PermissionBackendException {
     121           7 :     return labels.parse(project, IdString.fromDecoded(label));
     122             :   }
     123             : }