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https://github.com/eclipse-cdt/cdt
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Improved the source search algorithm.
This commit is contained in:
Mikhail Khodjaiants
parent
4af9a7f786
commit
833492ccf0
2 changed files with 93 additions and 33 deletions
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@ -1,3 +1,7 @@
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2003-10-14 Mikhail Khodjaiants
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Improved the source search algorithm.
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* CProjectSourceLocation.java
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2003-10-13 Mikhail Khodjaiants
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Fix for bug 43372: changed the source lookup procedures to avoid the usage of 'getCanonicalPath'.
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* CDirectorySourceLocation.java
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@ -12,7 +12,6 @@ import java.text.MessageFormat;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.LinkedList;
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import java.util.List;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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@ -31,6 +30,7 @@ import org.eclipse.core.resources.ResourcesPlugin;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.core.runtime.IPath;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Path;
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import org.eclipse.core.runtime.Status;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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@ -76,7 +76,7 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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{
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setProject( project );
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fGenerated = true;
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initializeFolders();
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// initializeFolders();
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}
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/**
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@ -86,7 +86,7 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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{
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setProject( project );
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fGenerated = generated;
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initializeFolders();
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// initializeFolders();
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}
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/* (non-Javadoc)
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@ -158,10 +158,19 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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private Object findFileByAbsolutePath( String name )
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{
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File file = new File( name );
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Object result = null;
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if ( file.isAbsolute() && file.exists() )
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result = findFile( file );
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return result;
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LinkedList list = new LinkedList();
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if ( file.isAbsolute() && file.exists() )
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{
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IResource[] folders = getFolders();
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for ( int i = 0; i < folders.length; ++i )
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{
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Object result = findFile( folders[i], file );
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if ( !searchForDuplicateFileNames() )
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return result;
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list.add( result );
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}
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}
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return ( list.size() > 0 ) ? list : null;
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}
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private Object findFileByRelativePath( String fileName )
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@ -173,48 +182,97 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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if ( list.size() > 0 && !searchForDuplicateFileNames() )
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break;
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IPath path = folders[i].getLocation().append( fileName );
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Object result = findFile( new File( path.toOSString() ) );
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if ( result instanceof List )
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list.addAll( (List)result );
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else if ( result != null )
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Object result = findFile( folders[i], new File( path.toOSString() ) );
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if ( result != null )
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{
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if ( !searchForDuplicateFileNames() )
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return result;
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list.add( result );
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}
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}
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if ( list.size() == 1 || (list.size() > 0 && !searchForDuplicateFileNames()) )
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return list.getFirst();
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if ( list.size() > 0 )
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return list;
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return null;
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return ( list.size() > 0 ) ? list : null;
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}
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private Object findFile( final File file )
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// private Object findFile( final File file )
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// {
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// if ( file != null )
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// {
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// final String name = file.getName();
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// IResource[] folders = getFolders();
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// final LinkedList list = new LinkedList();
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// for ( int i = 0; i < folders.length; ++i )
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// {
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// if ( list.size() > 0 && !searchForDuplicateFileNames() )
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// break;
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// try
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// {
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// folders[i].accept(
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// new IResourceProxyVisitor()
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// {
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// public boolean visit( IResourceProxy proxy ) throws CoreException
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// {
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// // use equalsIgnoreCase to make it work for Wondows
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// if ( proxy.getType() == IResource.FILE && proxy.getName().equalsIgnoreCase( name ) )
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// {
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// IResource resource = proxy.requestResource();
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// File file1 = new File( resource.getLocation().toOSString() );
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// if ( file1.exists() && file1.equals( file ) )
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// list.addLast( resource );
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// return false;
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// }
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// else if ( proxy.getType() == IResource.FOLDER )
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// return false;
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// return true;
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// }
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// },
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// IResource.NONE );
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// }
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// catch( CoreException e )
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// {
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// }
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// }
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// if ( list.size() == 1 || (list.size() > 0 && !searchForDuplicateFileNames()) )
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// return list.getFirst();
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// if ( list.size() > 0 )
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// return list;
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// }
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// return null;
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// }
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private Object findFile( IResource folder, final File file )
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{
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if ( file != null )
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// The workspace resources are case-sensitive, so we can not just
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// append the file name to the folder name and check if the result exists.
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final Object[] result = new Object[] { null };
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if ( file != null && folder != null )
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{
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final String name = file.getName();
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IResource[] folders = getFolders();
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final LinkedList list = new LinkedList();
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for ( int i = 0; i < folders.length; ++i )
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IPath dirPath = new Path( file.getAbsolutePath() );
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dirPath = dirPath.removeLastSegments( 1 );
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final File dir = new File( dirPath.toOSString() );
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if ( dir.equals( folder.getLocation().toFile() ) )
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{
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// The workspace resources are case-sensitive, so we can not just
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// append the file name to the folder name and check if the result exists.
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if ( list.size() > 0 && !searchForDuplicateFileNames() )
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break;
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try
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{
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folders[i].accept(
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folder.accept(
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new IResourceProxyVisitor()
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{
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public boolean visit( IResourceProxy proxy ) throws CoreException
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{
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if ( result[0] != null )
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return false;
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// use equalsIgnoreCase to make it work for Wondows
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if ( proxy.getType() == IResource.FILE && proxy.getName().equalsIgnoreCase( name ) )
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{
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IResource resource = proxy.requestResource();
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File file1 = new File( resource.getLocation().toOSString() );
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if ( file1.exists() && file1.equals( file ) )
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list.addLast( resource );
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result[0] = resource;
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return false;
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}
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else if ( proxy.getType() == IResource.FOLDER )
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return false;
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return true;
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}
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},
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@ -224,12 +282,8 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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{
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}
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}
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if ( list.size() == 1 || (list.size() > 0 && !searchForDuplicateFileNames()) )
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return list.getFirst();
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if ( list.size() > 0 )
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return list;
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}
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return null;
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return result[0];
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}
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private Object cacheLookup( String name )
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@ -308,7 +362,7 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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if ( isGeneric == null || isGeneric.trim().length() == 0 )
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isGeneric = Boolean.FALSE.toString();
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setGenerated( isGeneric.equals( Boolean.TRUE.toString() ) );
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initializeFolders();
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// initializeFolders();
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return;
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}
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catch( ParserConfigurationException e )
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@ -403,6 +457,8 @@ public class CProjectSourceLocation implements IProjectSourceLocation
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protected IResource[] getFolders()
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{
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if ( fFolders == null )
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initializeFolders();
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return fFolders;
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}
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