diff options
Diffstat (limited to 'target_explorer/plugins/org.eclipse.tcf.te.filesystem.core/src/org/eclipse/tcf/te/tcf/filesystem/core/internal/operations/OpCreate.java')
| -rw-r--r-- | target_explorer/plugins/org.eclipse.tcf.te.filesystem.core/src/org/eclipse/tcf/te/tcf/filesystem/core/internal/operations/OpCreate.java | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.filesystem.core/src/org/eclipse/tcf/te/tcf/filesystem/core/internal/operations/OpCreate.java b/target_explorer/plugins/org.eclipse.tcf.te.filesystem.core/src/org/eclipse/tcf/te/tcf/filesystem/core/internal/operations/OpCreate.java new file mode 100644 index 000000000..ad9460869 --- /dev/null +++ b/target_explorer/plugins/org.eclipse.tcf.te.filesystem.core/src/org/eclipse/tcf/te/tcf/filesystem/core/internal/operations/OpCreate.java @@ -0,0 +1,192 @@ +/******************************************************************************* + * Copyright (c) 2011, 2014 Wind River Systems, Inc. and others. All rights reserved. + * This program and the accompanying materials are made available under the terms + * of the Eclipse Public License v1.0 which accompanies this distribution, and is + * available at http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Wind River Systems - initial API and implementation + *******************************************************************************/ +package org.eclipse.tcf.te.tcf.filesystem.core.internal.operations; + +import java.lang.reflect.InvocationTargetException; + +import org.eclipse.core.runtime.Assert; +import org.eclipse.core.runtime.IProgressMonitor; +import org.eclipse.core.runtime.IStatus; +import org.eclipse.osgi.util.NLS; +import org.eclipse.tcf.protocol.IChannel; +import org.eclipse.tcf.protocol.IToken; +import org.eclipse.tcf.protocol.Protocol; +import org.eclipse.tcf.services.IFileSystem; +import org.eclipse.tcf.services.IFileSystem.DoneStat; +import org.eclipse.tcf.services.IFileSystem.FileAttrs; +import org.eclipse.tcf.services.IFileSystem.FileSystemException; +import org.eclipse.tcf.te.tcf.core.Tcf; +import org.eclipse.tcf.te.tcf.filesystem.core.internal.exceptions.TCFException; +import org.eclipse.tcf.te.tcf.filesystem.core.internal.exceptions.TCFFileSystemException; +import org.eclipse.tcf.te.tcf.filesystem.core.model.FSTreeNode; +import org.eclipse.tcf.te.tcf.filesystem.core.nls.Messages; + +/** + * The base operation class for creating a file or a folder in the file system of Target + * Explorer. + */ +public abstract class OpCreate extends Operation { + // The folder in which a file/folder is going to be created. + final protected FSTreeNode folder; + // The node that is created after the operation. + protected FSTreeNode node; + // The name of the node to be created. + final protected String name; + + /** + * Create an FSCreate instance with the specified folder and the name of the new node. + * + * @param folder The folder in which the new node is going to be created. Must not be <code>null</code>. + * @param name The new node's name. Must not be <code>null</code>. + */ + public OpCreate(FSTreeNode folder, String name) { + Assert.isNotNull(folder); + this.folder = folder; + Assert.isNotNull(name); + this.name = name; + } + + /* + * (non-Javadoc) + * @see org.eclipse.tcf.te.tcf.filesystem.core.internal.operations.Operation#run(org.eclipse.core.runtime.IProgressMonitor) + */ + @Override + public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { + super.run(monitor); + IChannel channel = null; + try { + channel = openChannel(folder.peerNode.getPeer()); + monitor.worked(1); + IFileSystem service = getBlockingFileSystem(channel); + if (service != null) { + if (!folder.childrenQueried) { + // If the children of folder is not queried, load it first. + loadChildren(folder, service); + monitor.worked(1); + } + monitor.worked(1); + create(service); + monitor.worked(1); + addNode(service); + monitor.worked(1); + refresh(service); + monitor.worked(1); + } + else { + String message = NLS.bind(Messages.Operation_NoFileSystemError, folder.peerNode.getPeerId()); + throw new TCFFileSystemException(IStatus.ERROR, message); + } + } + catch (TCFException e) { + throw new InvocationTargetException(e, e.getMessage()); + } + finally { + if (channel != null) Tcf.getChannelManager().closeChannel(channel); + monitor.done(); + } + } + + /** + * Refresh new node's stat using the file system service. + * + * @param service The file system service. + * @throws TCFFileSystemException Thrown when refreshing the new node's stat. + */ + void refresh(final IFileSystem service) throws TCFFileSystemException { + if (node != null) { + final TCFFileSystemException[] errors = new TCFFileSystemException[1]; + String path = node.getLocation(true); + service.stat(path, new DoneStat() { + @Override + public void doneStat(IToken token, FileSystemException error, FileAttrs attrs) { + if (error == null) { + if (node != null) node.setAttributes(attrs); + } + else { + errors[0] = newTCFException(IStatus.WARNING, error); + } + } + }); + if (errors[0] != null) { + throw errors[0]; + } + } + } + + /** + * Add the new node to the folder and its RuntimeModel. + * + * @param service The file system service to be used. + * @throws TCFFileSystemException Thrown when adding. + */ + void addNode(final IFileSystem service) throws TCFFileSystemException { + if (Protocol.isDispatchThread()) { + node = newTreeNode(); + folder.addChild(node); + } + else { + final TCFFileSystemException[] errors = new TCFFileSystemException[1]; + Protocol.invokeAndWait(new Runnable() { + @Override + public void run() { + try { + addNode(service); + } + catch (TCFFileSystemException e) { + errors[0] = e; + } + } + }); + if (errors[0] != null) throw errors[0]; + } + } + + /** + * Create the new node, either a directory node or a file node. + * + * @return The new node. + */ + protected abstract FSTreeNode newTreeNode(); + + /** + * Create the node in the target system. + * + * @param service The file system service used to create the new node. + * @throws TCFFileSystemException Thrown when creating the node. + */ + protected abstract void create(IFileSystem service) throws TCFFileSystemException; + + /** + * Get the node that is created by this operation. + * + * @return the node created. + */ + public FSTreeNode getNode() { + return node; + } + + /* + * (non-Javadoc) + * @see org.eclipse.tcf.te.tcf.filesystem.core.interfaces.IOperation#getName() + */ + @Override + public String getName() { + return NLS.bind(Messages.OpCreate_TaskName, name); + } + + /* + * (non-Javadoc) + * @see org.eclipse.tcf.te.tcf.filesystem.core.interfaces.IOperation#getTotalWork() + */ + @Override + public int getTotalWork() { + return folder.childrenQueried ? 5 : 6; + } +} |