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bug 388755: Fix EFSExtensionProvider to return conventional path on Windows as C:/path (without extra leading slash)

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Change-Id: I82507744f069d774579f0bdd301e210df8157305
This commit is contained in:
Andrew Gvozdev 2012-09-04 17:34:05 -04:00
parent 2a008d29cf
commit c8075218df
3 changed files with 44 additions and 60 deletions
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4
core/org.eclipse.cdt.core.tests/misc/org/eclipse/cdt/core/internal/efsextension/tests/EFSExtensionTests.java
View file

@ -235,7 +235,7 @@ public class EFSExtensionTests extends TestCase {
String path = EFSExtensionManager.getDefault().getMappedPath(originalURI);
assertEquals(path, "/c:/foo");
assertEquals(path, "c:/foo");
}
public void testGetPathFromURI() {
@ -248,7 +248,7 @@ public class EFSExtensionTests extends TestCase {
String path = EFSExtensionManager.getDefault().getMappedPath(originalURI);
assertEquals(path, "/c:/foo");
assertEquals(path, "c:/foo");
}
public void testExtension() {

48
core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/EFSExtensionProvider.java
View file

@ -14,6 +14,7 @@ import java.net.URI;
import java.net.URISyntaxException;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.URIUtil;
/**
@ -22,25 +23,25 @@ import org.eclipse.core.runtime.URIUtil;
* operate on virtual EFS filesystems (where IFileStores are just links to other IFileStores), or that operate
* on the physical file backed by an IFileStore, without having to know the implementation details of a given
* EFS filesystem.
*
*
* Provides a default implementation that assumes that URIs for the given filesystem map directly to resources
* in the physical filesystem, and that the path component of the URI is a direct representation of the
* absolute path to the file in the physical filesystem.
*
*
* Clients wishing to support a filesystem with different behaviour should extend this class and override its
* methods where appropriate.
*
*
* Clients should not typically call methods on this class or its descendants directly. Instead, they should
* call the appropriate method in FileSystemUtilityManager so that said manager can properly route calls to
* the proper utility, depending on the filesystem.
*
*
* <strong>EXPERIMENTAL</strong>. This class or interface has been added as part of a work in progress. There
* is no guarantee that this API will work or that it will remain the same. Please do not use this API without
* consulting with the CDT team.
*
*
* @author crecoskie
* @since 5.2
*
*
*/
public abstract class EFSExtensionProvider {
@ -48,20 +49,25 @@ public abstract class EFSExtensionProvider {
* If the EFS store represented by locationURI is backed by a physical file, gets the path corresponding
* to the underlying file as the operating system on hosting machine would see it. In the future, it would
* be better if EFS had an API for this.
*
*
* @param locationURI
* @return String representing the path, or <code>null</code> if there is an error or if there is no such
* physical file.
*/
public String getPathFromURI(URI locationURI) {
return locationURI.getPath();
String path = locationURI.getPath();
// URI path on Windows is represented as "/C:/path"
if (path != null && Platform.getOS().equals(Platform.WS_WIN32) && path.matches("/[A-Za-z]:.*")) { //$NON-NLS-1$
path = path.substring(1);
}
return path;
}
/**
* In the case of a virtual filesystem, where URIs in the given filesystem are just soft links in EFS to
* URIs in other filesystems, returns the URI that this URI links to. If the filesystem is not virtual,
* then this method acts as an identity mapping.
*
*
* @param locationURI
* @return A URI corresponding to the linked store, or <code>null</code> on error.
*/
@ -73,25 +79,25 @@ public abstract class EFSExtensionProvider {
* Creates a new URI which clones the contents of the original URI, but with the path replaced by the
* given absolute path, such that calling getPathFromURI() on the returned URI will return the given path. Returns
* null on error.
*
*
* The default implementation places the path in the path field of the URI, ensuring that there is a leading slash.
* It also determines whether or not to convert backslashes in the provided path based on whether or not the
* local operating system's file separator is a backslash, thus ensuring proper behaviour for URIs corresponding
* to the local filesystem.
*
*
* @param locationOnSameFilesystem
* @param path An absolute path.
* @return URI
*/
public URI createNewURIFromPath(URI locationOnSameFilesystem, String path) {
URI uri = locationOnSameFilesystem;
Path p = new Path(path);
String pathString = p.toString(); // to convert any backslashes to slashes if we are on Windows
final int length = pathString.length();
StringBuffer pathBuf = new StringBuffer(length + 1);
// force the path to be absolute
// force the path to be absolute including Windows where URI path is represented as "/C:/path"
if (length > 0 && (pathString.charAt(0) != '/')) {
pathBuf.append('/');
}
@ -99,9 +105,9 @@ public abstract class EFSExtensionProvider {
if (pathString.startsWith("//")) //$NON-NLS-1$
pathBuf.append('/').append('/');
pathBuf.append(pathString);
try {
//Bug 326957 - EFSExtensionProvider does not handle URI's correctly
//Bug 326957 - EFSExtensionProvider does not handle URI's correctly
return new URI(uri.getScheme(), uri.getAuthority(), pathBuf.toString(), // replaced!
uri.getQuery(), uri.getFragment());
} catch (URISyntaxException e) {
@ -115,11 +121,11 @@ public abstract class EFSExtensionProvider {
* another path (say, on the local machine), this method returns the path that the store maps to. I.e., it
* returns the path that the path returned by getPathFromURI(URI locationURI) maps to. If there is no such
* mapping, then an identity mapping of the paths is assumed.
*
*
* Typically if a filesystem maps one filesytem to another, it will place the mapped path in the path
* field of its URIs (which the default implementation assumes), but this is not guaranteed to be so for
* all filesystem implementations.
*
*
* @return String representing the path, or <code>null</code> on error.
*/
public String getMappedPath(URI locationURI) {
@ -129,7 +135,7 @@ public abstract class EFSExtensionProvider {
/**
* Returns true if the given URI is part of a virtual filesystem and thus points to another underlying
* URI. Returns false otherwise. By default, filesystems are assumed to be non-virtual.
*
*
* @param locationURI
* @return boolean
*/
@ -139,12 +145,12 @@ public abstract class EFSExtensionProvider {
/**
* Creates a new URI with the same components as the baseURI, except that calling
* getPathFromURI() on the new URI will return a path that has the extension appended to
* getPathFromURI() on the new URI will return a path that has the extension appended to
* the path returned by baseURI.getPathFromURI()
*
*
* The default implementation assumes that the path component of the URI is used
* to store the path.
*
*
* @param baseURI
* @param extension
* @return the new URI, or <code>null</code> on error.

52
core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/ErrorParserManager.java
View file

@ -71,7 +71,7 @@ public class ErrorParserManager extends OutputStream implements IConsoleParser,
* @since 5.4
*/
public static final String BUILD_CONTEXT = "build"; //$NON-NLS-1$
private int nOpens;
private int lineCounter=0;
@ -221,16 +221,7 @@ public class ErrorParserManager extends OutputStream implements IConsoleParser,
*/
public void pushDirectory(IPath dir) {
if (dir != null) {
URI uri;
URI workingDirectoryURI = getWorkingDirectoryURI();
if (!dir.isAbsolute()) {
uri = URIUtil.append(workingDirectoryURI, dir.toString());
} else {
uri = toURI(dir);
if (uri == null) {
return;
}
}
URI uri = toURI(dir);
pushDirectoryURI(uri);
}
}
@ -485,18 +476,9 @@ outer:
* @return - file in the workspace or {@code null} if such a file doesn't exist
*/
protected IFile findFileInWorkspace(IPath path) {
URI uri;
if (!path.isAbsolute()) {
URI workingDirectoryURI = getWorkingDirectoryURI();
uri = EFSExtensionManager.getDefault().append(workingDirectoryURI, path.toString());
}
else {
uri = toURI(path);
if (uri == null) {
return null;
}
}
return findFileInWorkspace(uri);
URI uri = toURI(path);
IFile file = findFileInWorkspace(uri);
return file;
}
/**
@ -728,10 +710,7 @@ outer:
}
/**
* Converts a location {@link IPath} to an {@link URI}. Contrary to
* {@link URIUtil#toURI(IPath)} this method does not assume that the path belongs
* to local file system.
*
* Converts a location {@link IPath} to an {@link URI}.
* The returned URI uses the scheme and authority of the current working directory
* as returned by {@link #getWorkingDirectoryURI()}
*
@ -740,16 +719,15 @@ outer:
* @since 5.1
*/
private URI toURI(IPath path) {
// try {
URI baseURI = getWorkingDirectoryURI();
String uriString = path.toString();
URI uri = null;
URI workingDirectoryURI = getWorkingDirectoryURI();
if (path.isAbsolute()) {
uri = EFSExtensionManager.getDefault().createNewURIFromPath(workingDirectoryURI, path.toString());
} else {
uri = EFSExtensionManager.getDefault().append(workingDirectoryURI, path.toString());
}
// On Windows "C:/folder/" -> "/C:/folder/"
if (path.isAbsolute() && uriString.charAt(0) != IPath.SEPARATOR) {
uriString = IPath.SEPARATOR + uriString;
}
return EFSExtensionManager.getDefault().createNewURIFromPath(baseURI, uriString);
return uri;
}
/**
@ -828,7 +806,7 @@ outer:
public static String[] getErrorParserAvailableIdsInContext(String context) {
return ErrorParserExtensionManager.getErrorParserAvailableIdsInContext(context);
}
/**
* @return IDs of error parsers contributed through error parser extension point.
* @since 5.2