Fix for Bug 59493: need to refine index query for open-type

core/org.eclipse.cdt.core.tests/ChangeLog

@@ -1,3 +1,6 @@
+2004-08-11 Bogdan Gheorghe
+	Modified indexer test to work with new forward declartion encoding.
+	
 2004-08-06 Vladimir Hirsl
 
 	Parser correctness tests in FailedCompleteParseASTTest.java

core/org.eclipse.cdt.core.tests/indexer/org/eclipse/cdt/core/indexer/tests/IndexManagerTests.java

@@ -425,7 +425,7 @@ public class IndexManagerTests extends TestCase {
 		  IIndex ind = indexManager.getIndex(testProjectPath,true,true);
 		  assertTrue("Index exists for project",ind != null);
 		  
-		  String [] typeRefEntryResultModel ={"EntryResult: word=typeRef/C/C/B/A, refs={ 1 }", "EntryResult: word=typeRef/C/ForwardA/A, refs={ 1 }", "EntryResult: word=typeRef/E/e1/B/A, refs={ 1 }", "EntryResult: word=typeRef/V/x/B/A, refs={ 1 }"};
+		  String [] typeRefEntryResultModel ={"EntryResult: word=typeRef/C/C/B/A, refs={ 1 }", "EntryResult: word=typeRef/E/e1/B/A, refs={ 1 }", "EntryResult: word=typeRef/G/ForwardA/A, refs={ 1 }", "EntryResult: word=typeRef/V/x/B/A, refs={ 1 }"};
 		  IEntryResult[] typerefresults = ind.queryEntries(IIndexConstants.TYPE_REF);
 		  assertTrue("Entry exists",typerefresults != null);
 		  
@@ -558,10 +558,10 @@ public class IndexManagerTests extends TestCase {
 	 assertTrue("Index exists for project",ind != null);
 
 	//IEntryResult[] fwdDclResults = ind.queryEntries("typeDecl/C/ForwardA/A".toCharArray());
-	 IEntryResult[] fwdDclResults = ind.queryEntries("typeDecl/C/ForwardA/A".toCharArray());
+	 IEntryResult[] fwdDclResults = ind.queryEntries("typeDecl/G/ForwardA/A".toCharArray());
 	 assertTrue("Entry exists",fwdDclResults != null);
 	 
-	 String [] fwdDclModel = {"EntryResult: word=typeDecl/C/ForwardA/A, refs={ 1 }"};
+	 String [] fwdDclModel = {"EntryResult: word=typeDecl/G/ForwardA/A, refs={ 1 }"};
 	
 	 if (fwdDclResults.length != fwdDclModel.length)
 		fail("Entry Result length different from model for forward declarations");
@@ -571,10 +571,10 @@ public class IndexManagerTests extends TestCase {
 	   assertEquals(fwdDclModel[i],fwdDclResults[i].toString());
 	 }
 
-	IEntryResult[] fwdDclRefResults = ind.queryEntries("typeRef/C/ForwardA/A".toCharArray());
+	IEntryResult[] fwdDclRefResults = ind.queryEntries("typeRef/G/ForwardA/A".toCharArray());
 	assertTrue("Entry exists", fwdDclRefResults!= null);
 	
-	String [] fwdDclRefModel = {"EntryResult: word=typeRef/C/ForwardA/A, refs={ 1 }"};
+	String [] fwdDclRefModel = {"EntryResult: word=typeRef/G/ForwardA/A, refs={ 1 }"};
 
 	if (fwdDclRefResults.length != fwdDclRefModel.length)
 	   fail("Entry Result length different from model for forward declarations refs");

core/org.eclipse.cdt.core/index/ChangeLog

@@ -1,3 +1,11 @@
+2004-08-11 Bogdan Gheorghe
+	Fix for Bug 59493: need to refine index query for open-type 
+
+	* index/org/eclipse/cdt/internal/core/search/indexing/AbstractIndexer.java	
+	* index/org/eclipse/cdt/internal/core/search/indexing/IIndexConstants.java	
+	* index/org/eclipse/cdt/internal/core/search/indexing/SourceIndexerRequestor.java	
+	
+	
 2004-07-12 Bogdan Gheorghe
 	Fix for Bug 69166: NPE in IndexerModelListener.processDelta
 	

core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/search/indexing/AbstractIndexer.java

@@ -51,6 +51,9 @@ public abstract class AbstractIndexer implements IIndexer, IIndexConstants, ICSe
 	final static int TYPEDEF = 6;
 	final static int DERIVED = 7;
 	final static int FRIEND = 8;
+	final static int FWD_CLASS = 9;
+	final static int FWD_STRUCT = 10;
+	final static int FWD_UNION = 11;
 	
 	public static boolean VERBOSE = false;
 	
@@ -241,15 +244,15 @@ public abstract class AbstractIndexer implements IIndexer, IIndexConstants, ICSe
 	public void addElaboratedForwardDeclaration(IASTElaboratedTypeSpecifier elaboratedType) {
 		if (elaboratedType.getClassKind().equals(ASTClassKind.CLASS))
 		{
-			this.output.addRef(encodeTypeEntry(elaboratedType.getFullyQualifiedNameCharArrays(),CLASS, ICSearchConstants.DECLARATIONS));
+			this.output.addRef(encodeTypeEntry(elaboratedType.getFullyQualifiedNameCharArrays(),FWD_CLASS, ICSearchConstants.DECLARATIONS));
 		}		
 		else if (elaboratedType.getClassKind().equals(ASTClassKind.STRUCT))
 		{
-			this.output.addRef(encodeTypeEntry(elaboratedType.getFullyQualifiedNameCharArrays(),STRUCT, ICSearchConstants.DECLARATIONS));
+			this.output.addRef(encodeTypeEntry(elaboratedType.getFullyQualifiedNameCharArrays(),FWD_STRUCT, ICSearchConstants.DECLARATIONS));
 		}
 		else if (elaboratedType.getClassKind().equals(ASTClassKind.UNION))
 		{
-			this.output.addRef(encodeTypeEntry(elaboratedType.getFullyQualifiedNameCharArrays(),UNION, ICSearchConstants.DECLARATIONS));			
+			this.output.addRef(encodeTypeEntry(elaboratedType.getFullyQualifiedNameCharArrays(),FWD_UNION, ICSearchConstants.DECLARATIONS));			
 		}
 	}
 	
@@ -336,6 +339,32 @@ public abstract class AbstractIndexer implements IIndexer, IIndexConstants, ICSe
 			this.output.addRef(encodeTypeEntry(fullyQualifiedName,UNION,ICSearchConstants.REFERENCES));			
 		}
 	}
+	public void addForwardClassReference(IASTTypeSpecifier reference){
+		char[][] fullyQualifiedName = null;
+		ASTClassKind classKind = null;
+		
+		if (reference instanceof IASTElaboratedTypeSpecifier){
+		  IASTElaboratedTypeSpecifier typeRef = (IASTElaboratedTypeSpecifier) reference;
+		  fullyQualifiedName = typeRef.getFullyQualifiedNameCharArrays();
+		  classKind = typeRef.getClassKind();
+		}
+	
+		if (classKind == null)
+			return;
+		
+		if (classKind.equals(ASTClassKind.CLASS))
+		{  
+			this.output.addRef(encodeTypeEntry(fullyQualifiedName,FWD_CLASS, ICSearchConstants.REFERENCES));
+		}		
+		else if (classKind.equals(ASTClassKind.STRUCT))
+		{
+			this.output.addRef(encodeTypeEntry(fullyQualifiedName,FWD_STRUCT,ICSearchConstants.REFERENCES));
+		}
+		else if (classKind.equals(ASTClassKind.UNION))
+		{
+			this.output.addRef(encodeTypeEntry(fullyQualifiedName,FWD_UNION,ICSearchConstants.REFERENCES));			
+		}
+	}
 	/**
 	 * Type entries are encoded as follow: 'typeDecl/' ('C' | 'S' | 'U' | 'E' ) '/'  TypeName ['/' Qualifier]* 
 	 */
@@ -391,6 +420,18 @@ public abstract class AbstractIndexer implements IIndexer, IIndexConstants, ICSe
 			case(FRIEND):
 			result[pos++]=FRIEND_SUFFIX;
 			break;
+			
+			case(FWD_CLASS):
+			result[pos++]=FWD_CLASS_SUFFIX;
+			break;
+			
+			case (FWD_STRUCT):
+			result[pos++]=FWD_STRUCT_SUFFIX;
+			break;
+			
+			case (FWD_UNION):
+			result[pos++]=FWD_UNION_SUFFIX;
+			break;
 		}
 		result[pos++] = SEPARATOR;
 		//Encode in the following manner
@@ -509,6 +550,12 @@ public abstract class AbstractIndexer implements IIndexer, IIndexConstants, ICSe
 			classType = DERIVED_SUFFIX;
 		} else if ( searchFor == ICSearchConstants.FRIEND){
 			classType = FRIEND_SUFFIX;
+		} else if ( searchFor == ICSearchConstants.FWD_CLASS) {
+			classType = FWD_CLASS_SUFFIX;
+		} else if ( searchFor == ICSearchConstants.FWD_STRUCT) {
+			classType = FWD_STRUCT_SUFFIX;
+		} else if ( searchFor == ICSearchConstants.FWD_UNION) {
+			classType = FWD_UNION_SUFFIX;
 		} else {
 			//could be TYPE or CLASS_STRUCT, best we can do for these is the prefix
 			return prefix;

core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/search/indexing/IIndexConstants.java

@@ -105,6 +105,9 @@ public interface IIndexConstants {
 	char TYPEDEF_SUFFIX = 'T';
 	char DERIVED_SUFFIX = 'D';
 	char FRIEND_SUFFIX = 'F';
+	char FWD_CLASS_SUFFIX = 'G';
+	char FWD_STRUCT_SUFFIX = 'H';
+	char FWD_UNION_SUFFIX = 'I';
 	
 	char TYPE_SUFFIX = 0;
 	char SEPARATOR= '/';

core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/search/indexing/SourceIndexerRequestor.java

@@ -364,7 +364,7 @@ public class SourceIndexerRequestor implements ISourceElementRequestor, IIndexCo
 			indexer.addClassReference((IASTClassSpecifier)reference.getReferencedElement());
 		else if (reference.getReferencedElement() instanceof IASTElaboratedTypeSpecifier)
 		{
-		    indexer.addClassReference((IASTTypeSpecifier) reference.getReferencedElement());
+		    indexer.addForwardClassReference((IASTTypeSpecifier) reference.getReferencedElement());
 		} 
 	}
 

core/org.eclipse.cdt.core/search/ChangeLog

@@ -1,3 +1,12 @@
+2004-08-11 Bogdan Gheorghe
+	Fix for Bug 59493: need to refine index query for open-type 
+	
+	* search/org/eclipse/cdt/internal/core/search/ICSearchConstants.java
+	* search/org/eclipse/cdt/internal/core/search/matching/ClassDeclarationPattern.java
+	* search/org/eclipse/cdt/internal/core/search/matching/CSearchPattern.java
+	* search/org/eclipse/cdt/internal/core/search/matching/DerivedTypesPattern.java
+	* search/org/eclipse/cdt/internal/core/search/matching/FriendPattern.java
+	
 2004-06-25 Bogdan Gheorghe
 	Indirect fix for Bug 65551: [Search] Search for Variable references should not include parameters
 	Instead of excluding parameter references from searches, added parm declarations to the index (for

core/org.eclipse.cdt.core/search/org/eclipse/cdt/core/search/ICSearchConstants.java

@@ -107,6 +107,12 @@ public interface ICSearchConstants {
 	
 	public static final SearchFor FRIEND = new SearchFor( 16 );
 	
+	public static final SearchFor FWD_CLASS = new SearchFor ( 17 );
+		
+	public static final SearchFor FWD_STRUCT = new SearchFor ( 18 );
+		
+	public static final SearchFor FWD_UNION = new SearchFor ( 19 );
+	
 	/* Nature of match */
 	
 	/**

core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/CSearchPattern.java

@@ -110,6 +110,7 @@ public abstract class CSearchPattern implements ICSearchConstants, ICSearchPatte
 		
 		CSearchPattern pattern = null;
 		if( searchFor == TYPE || searchFor == CLASS || searchFor == STRUCT || 
+			searchFor == FWD_CLASS || searchFor == FWD_STRUCT || searchFor == FWD_UNION ||
 			searchFor == ENUM || searchFor == UNION || searchFor == CLASS_STRUCT  ||
 			searchFor == TYPEDEF )
 		{
@@ -344,6 +345,11 @@ public abstract class CSearchPattern implements ICSearchConstants, ICSearchPatte
 			return orPattern;
 		}
 		
+		boolean isForward = false;
+		if (searchFor == FWD_CLASS || searchFor == FWD_STRUCT || searchFor == FWD_UNION){
+			isForward = true;
+		}
+		
 		char [] patternArray = patternString.toCharArray();
 		
 		IScanner scanner =null;
@@ -393,7 +399,7 @@ public abstract class CSearchPattern implements ICSearchConstants, ICSearchPatte
 		char[] name = (char [])list.removeLast();
 		char [][] qualifications = new char[0][];
 		
-		return new ClassDeclarationPattern( name, (char[][])list.toArray( qualifications ), searchFor, limitTo, matchMode, caseSensitive );
+		return new ClassDeclarationPattern( name, (char[][])list.toArray( qualifications ), searchFor, limitTo, matchMode, caseSensitive, isForward );
 	}
 
 

core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/ClassDeclarationPattern.java

@@ -42,9 +42,10 @@ public class ClassDeclarationPattern extends CSearchPattern {
 //		super( matchMode, caseSensitive, DECLARATIONS );
 //	}
 	
-	public ClassDeclarationPattern( char[] name, char[][] containers, SearchFor searchFor, LimitTo limit, int mode, boolean caseSensitive ){
+	public ClassDeclarationPattern( char[] name, char[][] containers, SearchFor searchFor, LimitTo limit, int mode, boolean caseSensitive, boolean isForward ){
 		super( mode, caseSensitive, limit );
 		
+		this.isForward = isForward;
 		simpleName = caseSensitive ? name : CharOperation.toLowerCase( name );
 		if( caseSensitive || containers == null ){
 			qualifications = containers;
@@ -58,13 +59,13 @@ public class ClassDeclarationPattern extends CSearchPattern {
 		
 		this.searchFor = searchFor;
 		
-		if( searchFor == CLASS ){
+		if( searchFor == CLASS || searchFor == FWD_CLASS ){
 			classKind = ASTClassKind.CLASS;
-		} else if( searchFor == STRUCT ) {
+		} else if( searchFor == STRUCT || searchFor == FWD_STRUCT) {
 			classKind = ASTClassKind.STRUCT;
 		} else if ( searchFor == ENUM ) {
 			classKind = ASTClassKind.ENUM;
-		} else if ( searchFor == UNION ) {
+		} else if ( searchFor == UNION || searchFor == FWD_UNION ) {
 			classKind = ASTClassKind.UNION;
 		} else {
 			classKind = null;		
@@ -86,6 +87,11 @@ public class ClassDeclarationPattern extends CSearchPattern {
 		if( ! canAccept( limit ) )
 			return IMPOSSIBLE_MATCH;
 		
+		if ((node instanceof IASTElaboratedTypeSpecifier &&!isForward)||
+			(node instanceof IASTClassSpecifier && isForward)){
+				return IMPOSSIBLE_MATCH;
+		}
+		
 		char[] nodeName = null;
 		if (node instanceof IASTElaboratedTypeSpecifier)
 		{
@@ -145,6 +151,7 @@ public class ClassDeclarationPattern extends CSearchPattern {
 	protected char[] decodedSimpleName;
 	private char[][] decodedContainingTypes;
 	protected char decodedType;
+	protected boolean isForward;
 
 	
 	public void feedIndexRequestor(IIndexSearchRequestor requestor, int detailLevel, int[] references, IndexInput input, ICSearchScope scope) throws IOException {
@@ -213,15 +220,18 @@ public class ClassDeclarationPattern extends CSearchPattern {
 				return false;
 			}
 		} else if( classKind == ASTClassKind.CLASS ) {
-			if( decodedType != CLASS_SUFFIX ){
+			if( decodedType != CLASS_SUFFIX &&
+				decodedType != FWD_CLASS_SUFFIX){
 				return false;
 			} 
 		} else if ( classKind == ASTClassKind.STRUCT ) {
-			if( decodedType != STRUCT_SUFFIX ){
+			if( decodedType != STRUCT_SUFFIX &&
+				decodedType != FWD_STRUCT_SUFFIX){
 				return false;
 			}
 		} else if ( classKind == ASTClassKind.UNION ) {
-			if( decodedType != UNION_SUFFIX ){
+			if( decodedType != UNION_SUFFIX &&
+				decodedType != FWD_UNION_SUFFIX){
 				return false;
 			}
 		} else if ( classKind == ASTClassKind.ENUM ) {

core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/DerivedTypesPattern.java

@@ -42,7 +42,7 @@ public class DerivedTypesPattern extends ClassDeclarationPattern {
 	 * @param caseSensitive
 	 */
 	public DerivedTypesPattern(char[] name, char[][] containers, SearchFor searchFor, LimitTo limit, int mode, boolean caseSensitive) {
-		super(name, containers, searchFor, limit, mode, caseSensitive);
+		super(name, containers, searchFor, limit, mode, caseSensitive, false);
 	}
 	
 	public char[] indexEntryPrefix() {

core/org.eclipse.cdt.core/search/org/eclipse/cdt/internal/core/search/matching/FriendPattern.java

@@ -41,7 +41,7 @@ public class FriendPattern extends ClassDeclarationPattern {
 	 * @param caseSensitive
 	 */
 	public FriendPattern(char[] name, char[][] containers, SearchFor searchFor, LimitTo limit, int mode, boolean caseSensitive) {
-		super(name, containers, searchFor, limit, mode, caseSensitive);
+		super(name, containers, searchFor, limit, mode, caseSensitive, false);
 	}
 	
 	public char[] indexEntryPrefix() {