Add missing package-info.java (#606)

Motivation:
So that IDE does not complain about nullabilty anymore.

Modifications:
- Add missing package-info.java files
- Add `ElementType.TYPE_USE` to `NonNullByDefault`
  - Related line/armeria#3558

Result:
- Cleanup

Author: minwoox

client/java/src/main/java/com/linecorp/centraldogma/internal/client/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma internal client.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.internal.client;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

common-legacy/src/main/java/com/linecorp/centraldogma/internal/thrift/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Internal Thrift converters.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.internal.thrift;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

common/src/main/java/com/linecorp/centraldogma/common/util/NonNullByDefault.java

@@ -34,6 +34,6 @@
 @Documented
 @Target(ElementType.PACKAGE)
 @Retention(RetentionPolicy.RUNTIME)
-@TypeQualifierDefault({ ElementType.METHOD, ElementType.PARAMETER, ElementType.FIELD })
+@TypeQualifierDefault({ ElementType.METHOD, ElementType.PARAMETER, ElementType.FIELD, ElementType.TYPE_USE })
 public @interface NonNullByDefault {
 }

common/src/main/java/com/linecorp/centraldogma/internal/api/v1/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Data objects for V1 API used internally.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.internal.api.v1;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

common/src/main/java/com/linecorp/centraldogma/internal/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Internal utility classes.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.internal;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/admin/util/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Internal utility for admin API.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.admin.util;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/api/converter/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Converters used for V1 services.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.api.converter;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/api/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * V1 annotated services.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.api;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/mirror/credential/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Credential classes for mirroring.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.mirror.credential;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/mirror/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma Git mirroring.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.mirror;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/replication/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma ZooKeeper replication.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.replication;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/storage/project/package-info.java

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.storage.project;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/storage/repository/cache/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Cacheable calls for the caching repository.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.storage.repository.cache;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/storage/repository/git/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Internal classes for Git repository.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.storage.repository.git;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/storage/repository/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma repository.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.storage.repository;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

server/src/main/java/com/linecorp/centraldogma/server/internal/thrift/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma Thrift service.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.server.internal.thrift;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

testing-internal/src/main/java/com/linecorp/centraldogma/testing/internal/auth/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma internal auth testing.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.testing.internal.auth;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;

testing-internal/src/main/java/com/linecorp/centraldogma/testing/internal/package-info.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2021 LINE Corporation
+ *
+ * LINE Corporation 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:
+ *
+ *   https://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.
+ */
+/**
+ * Central Dogma internal test extensions.
+ */
+@NonNullByDefault
+package com.linecorp.centraldogma.testing.internal;
+
+import com.linecorp.centraldogma.common.util.NonNullByDefault;