HDDS-12273. Fix license headers and imports for ozone-httpfsgateway

hadoop-ozone/httpfsgateway/pom.xml

@@ -213,7 +213,6 @@
         <artifactId>maven-checkstyle-plugin</artifactId>
         <configuration>
           <includeTestSourceDirectory>false</includeTestSourceDirectory>
-          <suppressionsLocation>${basedir}/../../hadoop-hdds/dev-support/checkstyle/suppressions-skip-imports.xml</suppressionsLocation>
         </configuration>
       </plugin>
       <plugin>

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/HttpFSConstants.java

@@ -1,20 +1,20 @@
-/**
- * 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
+/*
+ * 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
+ *      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.ozone.fs.http;
 
 import org.apache.hadoop.fs.FileStatus;

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/package-info.java

@@ -1,18 +1,18 @@
-/**
+/*
  * 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>
+ * 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.
+ * 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.
  */
 
 /**

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/server/CheckUploadContentTypeFilter.java

@@ -1,13 +1,12 @@
-/**
- * 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
+/*
+ * 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
+ *      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,
@@ -18,11 +17,9 @@
 
 package org.apache.ozone.fs.http.server;
 
-
-import org.apache.hadoop.hdds.annotation.InterfaceAudience;
-import org.apache.ozone.fs.http.HttpFSConstants;
-import org.apache.hadoop.util.StringUtils;
-
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Set;
 import javax.servlet.Filter;
 import javax.servlet.FilterChain;
 import javax.servlet.FilterConfig;
@@ -31,9 +28,9 @@
 import javax.servlet.ServletResponse;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.IOException;
-import java.util.HashSet;
-import java.util.Set;
+import org.apache.hadoop.hdds.annotation.InterfaceAudience;
+import org.apache.hadoop.util.StringUtils;
+import org.apache.ozone.fs.http.HttpFSConstants;
 
 /**
  * Filter that Enforces the content-type to be application/octet-stream for

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/server/FSOperations.java

@@ -1,22 +1,33 @@
-/**
- * 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
+/*
+ * 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
+ *      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.ozone.fs.http.server;
 
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.Collection;
+import java.util.EnumSet;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.TreeMap;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.BlockStoragePolicySpi;
 import org.apache.hadoop.fs.ContentSummary;
@@ -32,11 +43,10 @@
 import org.apache.hadoop.fs.StorageType;
 import org.apache.hadoop.fs.XAttrCodec;
 import org.apache.hadoop.fs.XAttrSetFlag;
-import org.apache.ozone.fs.http.HttpFSConstants;
-import org.apache.ozone.fs.http.HttpFSConstants.FILETYPE;
 import org.apache.hadoop.fs.permission.AclEntry;
 import org.apache.hadoop.fs.permission.AclStatus;
 import org.apache.hadoop.fs.permission.FsAction;
+import org.apache.hadoop.fs.permission.FsCreateModes;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.hdds.annotation.InterfaceAudience;
 import org.apache.hadoop.hdfs.DistributedFileSystem;
@@ -46,23 +56,12 @@
 import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
 import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport;
 import org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus;
-import org.apache.ozone.lib.service.FileSystemAccess;
 import org.apache.hadoop.util.StringUtils;
+import org.apache.ozone.fs.http.HttpFSConstants;
+import org.apache.ozone.fs.http.HttpFSConstants.FILETYPE;
+import org.apache.ozone.lib.service.FileSystemAccess;
 import org.json.simple.JSONArray;
 import org.json.simple.JSONObject;
-import org.apache.hadoop.fs.permission.FsCreateModes;
-
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.util.Collection;
-import java.util.EnumSet;
-import java.util.LinkedHashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.TreeMap;
 
 /**
  * FileSystem operation executors used by {@link HttpFSServer}.

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/server/HttpFSAuthenticationFilter.java

@@ -1,33 +1,21 @@
-/**
- * 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
+/*
+ * 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
+ *      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.ozone.fs.http.server;
-
-import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hdds.annotation.InterfaceAudience;
-import org.apache.ozone.hdfs.web.WebHdfsConstants;
-import org.apache.hadoop.security.authentication.server.AuthenticationFilter;
-import org.apache.hadoop.security.authentication.util.RandomSignerSecretProvider;
-import org.apache.hadoop.security.authentication.util.SignerSecretProvider;
-import org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter;
-import org.apache.hadoop.security.token.delegation.web.KerberosDelegationTokenAuthenticationHandler;
 
-import javax.servlet.FilterConfig;
-import javax.servlet.ServletException;
+package org.apache.ozone.fs.http.server;
 
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -37,6 +25,16 @@
 import java.nio.file.Paths;
 import java.util.Map;
 import java.util.Properties;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hdds.annotation.InterfaceAudience;
+import org.apache.hadoop.security.authentication.server.AuthenticationFilter;
+import org.apache.hadoop.security.authentication.util.RandomSignerSecretProvider;
+import org.apache.hadoop.security.authentication.util.SignerSecretProvider;
+import org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter;
+import org.apache.hadoop.security.token.delegation.web.KerberosDelegationTokenAuthenticationHandler;
+import org.apache.ozone.hdfs.web.WebHdfsConstants;
 
 /**
  * Subclass of hadoop-auth <code>AuthenticationFilter</code> that obtains its

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/server/HttpFSExceptionProvider.java

@@ -1,13 +1,12 @@
-/**
- * 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
+/*
+ * 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
+ *      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,
@@ -18,19 +17,18 @@
 
 package org.apache.ozone.fs.http.server;
 
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.ext.Provider;
 import org.apache.hadoop.hdds.annotation.InterfaceAudience;
+import org.apache.hadoop.hdds.scm.container.ContainerException;
 import org.apache.ozone.lib.service.FileSystemAccessException;
 import org.apache.ozone.lib.wsrs.ExceptionProvider;
-import org.glassfish.jersey.server.ContainerException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.MDC;
 
-import javax.ws.rs.core.Response;
-import javax.ws.rs.ext.Provider;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-
 /**
  * JAX-RS <code>ExceptionMapper</code> implementation that maps HttpFSServer's
  * exceptions to HTTP status codes.

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/server/HttpFSParametersProvider.java

@@ -1,28 +1,32 @@
-/**
- * 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
+/*
+ * 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
+ *      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.ozone.fs.http.server;
 
+import java.util.HashMap;
+import java.util.Map;
+import java.util.regex.Pattern;
 import org.apache.hadoop.fs.XAttrCodec;
 import org.apache.hadoop.fs.XAttrSetFlag;
 import org.apache.hadoop.hdds.annotation.InterfaceAudience;
+import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
+import org.apache.hadoop.util.StringUtils;
 import org.apache.ozone.fs.http.HttpFSConstants;
 import org.apache.ozone.fs.http.HttpFSConstants.Operation;
-import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
 import org.apache.ozone.lib.service.FileSystemAccess;
 import org.apache.ozone.lib.wsrs.BooleanParam;
 import org.apache.ozone.lib.wsrs.EnumParam;
@@ -32,11 +36,6 @@
 import org.apache.ozone.lib.wsrs.ParametersProvider;
 import org.apache.ozone.lib.wsrs.ShortParam;
 import org.apache.ozone.lib.wsrs.StringParam;
-import org.apache.hadoop.util.StringUtils;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.regex.Pattern;
 
 /**
  * HttpFS ParametersProvider.

hadoop-ozone/httpfsgateway/src/main/java/org/apache/ozone/fs/http/server/HttpFSReleaseFilter.java

@@ -1,13 +1,12 @@
-/**
- * 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
+/*
+ * 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
+ *      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,