Merge branch 'devel' into CB-3197-interface-comments

server/bundles/io.cloudbeaver.model/META-INF/MANIFEST.MF

@@ -12,6 +12,7 @@ Require-Bundle:  org.jkiss.dbeaver.data.gis;visibility:=reexport,
  org.jkiss.dbeaver.model;visibility:=reexport,
  org.jkiss.dbeaver.model.sm;visibility:=reexport,
  org.jkiss.dbeaver.model.event;visibility:=reexport,
+ org.jkiss.dbeaver.model.nio;visibility:=reexport,
  org.jkiss.dbeaver.registry;visibility:=reexport,
  org.jkiss.dbeaver.net.ssh,
  org.jkiss.bundle.graphql.java;visibility:=reexport,
@@ -29,6 +30,7 @@ Export-Package: io.cloudbeaver,
  io.cloudbeaver.model.rm,
  io.cloudbeaver.model.rm.local,
  io.cloudbeaver.model.rm.lock,
+ io.cloudbeaver.model.rm.fs.nio,
  io.cloudbeaver.model.session,
  io.cloudbeaver.model.user,
  io.cloudbeaver.registry,

server/bundles/io.cloudbeaver.model/src/io/cloudbeaver/model/rm/fs/nio/RMByteArrayChannel.java

@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package io.cloudbeaver.model.rm.fs.nio;
+
+import org.jkiss.dbeaver.DBException;
+import org.jkiss.dbeaver.model.nio.ByteArrayChannel;
+
+import java.io.IOException;
+import java.nio.file.OpenOption;
+import java.util.Set;
+
+// copy of jdk.nio.zipfs.ByteArrayChannel
+public class RMByteArrayChannel extends ByteArrayChannel {
+
+    private final RMPath rmPath;
+
+    public RMByteArrayChannel(byte[] buf, RMPath rmPath, Set<? extends OpenOption> options) {
+        super(buf, options);
+        this.rmPath = rmPath;
+    }
+
+    @Override
+    protected void createNewFile() throws IOException {
+        try {
+            rmPath.getFileSystem().getRmController().createResource(
+                rmPath.getRmProjectId(), rmPath.getResourcePath(), false
+            );
+        } catch (DBException e) {
+            throw new IOException("Failed to create new file: " + e.getMessage(), e);
+        }
+    }
+
+    @Override
+    protected void writeToFile() throws IOException {
+        try {
+            rmPath.getFileSystem().getRmController().setResourceContents(
+                rmPath.getRmProjectId(), rmPath.getResourcePath(), buf, true
+            );
+        } catch (DBException e) {
+            throw new IOException("Failed to write data to the file: " + e.getMessage(), e);
+        }
+    }
+
+    @Override
+    protected void deleteFile() throws IOException {
+        try {
+            rmPath.getFileSystem().getRmController().deleteResource(
+                rmPath.getRmProjectId(), rmPath.getResourcePath(), true
+            );
+        } catch (DBException e) {
+            throw new IOException("Failed to delete file: " + e.getMessage(), e);
+        }
+    }
+}

server/bundles/io.cloudbeaver.model/src/io/cloudbeaver/model/rm/fs/nio/RMNIOFileSystem.java

@@ -0,0 +1,149 @@
+/*
+ * DBeaver - Universal Database Manager
+ * Copyright (C) 2010-2023 DBeaver Corp and others
+ *
+ * Licensed 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 io.cloudbeaver.model.rm.fs.nio;
+
+import org.jkiss.code.NotNull;
+import org.jkiss.code.Nullable;
+import org.jkiss.dbeaver.DBException;
+import org.jkiss.dbeaver.Log;
+import org.jkiss.dbeaver.model.nio.NIOFileSystem;
+import org.jkiss.dbeaver.model.rm.RMController;
+import org.jkiss.dbeaver.model.rm.RMProject;
+import org.jkiss.dbeaver.model.rm.RMProjectPermission;
+import org.jkiss.utils.ArrayUtils;
+import org.jkiss.utils.CommonUtils;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.net.URI;
+import java.nio.file.FileStore;
+import java.nio.file.Path;
+import java.nio.file.spi.FileSystemProvider;
+import java.util.List;
+
+public class RMNIOFileSystem extends NIOFileSystem {
+    private static final Log log = Log.getLog(RMNIOFileSystem.class);
+    @Nullable
+    // null for root 'rm://' path
+    private final String rmProjectId;
+    @NotNull
+    private final RMController rmController;
+    @NotNull
+    private final RMNIOFileSystemProvider rmNioFileSystemProvider;
+    @Nullable
+    private RMProject rmProject;
+
+    public RMNIOFileSystem(
+        @Nullable String rmProjectId,
+        @NotNull RMController rmController,
+        @NotNull RMNIOFileSystemProvider rmNioFileSystemProvider
+    ) {
+        this.rmProjectId = rmProjectId;
+        this.rmController = rmController;
+        this.rmNioFileSystemProvider = rmNioFileSystemProvider;
+    }
+
+    @Override
+    public FileSystemProvider provider() {
+        return rmNioFileSystemProvider;
+    }
+
+    @Override
+    public void close() throws IOException {
+
+    }
+
+    @Override
+    public boolean isOpen() {
+        return true;
+    }
+
+    @Override
+    public boolean isReadOnly() {
+        try {
+            return getRmProject().hasProjectPermission(RMProjectPermission.RESOURCE_EDIT.getPermissionId());
+        } catch (IOException e) {
+            return true;
+        }
+    }
+
+    @Override
+    public Iterable<Path> getRootDirectories() {
+        return List.of(new RMPath(this));
+    }
+
+    @Override
+    public Iterable<FileStore> getFileStores() {
+        try {
+            return List.of(new RMNIOProjectFileStore(getRmProject()));
+        } catch (IOException e) {
+            log.error(e.getMessage(), e);
+        }
+        return List.of();
+    }
+
+    @NotNull
+    @Override
+    public Path getPath(@NotNull String first, @NotNull String... more) {
+        if (CommonUtils.isEmpty(first)) {
+            throw new IllegalArgumentException("Empty path");
+        }
+        StringBuilder uriBuilder = new StringBuilder();
+        uriBuilder.append(provider().getScheme()).append("://");
+        if (rmProjectId != null) {
+            uriBuilder.append(rmProjectId).append(getSeparator());
+
+        }
+        uriBuilder.append(first);
+        if (!ArrayUtils.isEmpty(more)) {
+            uriBuilder
+                .append(getSeparator())
+                .append(String.join(getSeparator(), more));
+        }
+        return provider().getPath(URI.create(uriBuilder.toString()));
+    }
+
+    @NotNull
+    public RMController getRmController() {
+        return rmController;
+    }
+
+    @Nullable
+    public String getRmProjectId() {
+        return rmProjectId;
+    }
+
+    @NotNull
+    public synchronized RMProject getRmProject() throws IOException {
+        if (rmProject != null) {
+            return rmProject;
+        }
+        if (rmProjectId == null) {
+            throw new IOException("Project id not specified");
+        }
+        try {
+            RMProject project = rmController.getProject(rmProjectId, false, false);
+            if (project == null) {
+                throw new FileNotFoundException("Project not exist: " + rmProjectId);
+            }
+            rmProject = project;
+            return rmProject;
+        } catch (DBException e) {
+            throw new IOException("Failed to get project:" + e.getMessage(), e);
+        }
+    }
+}