build: switch to Maven configuration for JavaIndexer

2017-07-27 13:16:57 +02:00
parent 053ca3d8d1
commit 2e117c4b6d
51 changed files with 133 additions and 93 deletions
@@ -0,0 +1,195 @@
+package com.sourcetrail;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.StringReader;
+import java.lang.String;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+
+import com.github.javaparser.ast.CompilationUnit;
+import com.github.javaparser.ast.PackageDeclaration;
+import com.github.javaparser.JavaParser;
+import com.github.javaparser.ParseProblemException;
+import com.github.javaparser.Problem;
+import com.github.javaparser.Range;
+import com.github.javaparser.symbolsolver.javaparser.Navigator;
+import com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFacade;
+import com.github.javaparser.symbolsolver.model.resolution.TypeSolver;
+import com.github.javaparser.symbolsolver.resolution.typesolvers.CombinedTypeSolver;
+import com.github.javaparser.symbolsolver.resolution.typesolvers.JarTypeSolver;
+import com.github.javaparser.symbolsolver.resolution.typesolvers.JavaParserTypeSolver;
+import com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver;
+
+public class JavaIndexer 
+{
+	private static Map<String, TypeSolver> typeSolvers = new HashMap<>();
+			
+	public static void processFile(int address, String filePath, String fileContent, String classPath, int verbose)
+	{
+		AstVisitorClient astVisitorClient = new JavaIndexerAstVisitorClient(address);
+		
+		astVisitorClient.logInfo( "indexing source file: " + filePath);
+		
+		try 
+		{
+			CombinedTypeSolver combinedTypeSolver = new CombinedTypeSolver();
+
+			combinedTypeSolver.add(new ReflectionTypeSolver());
+			for (String path: classPath.split("\\;"))
+			{
+				if (typeSolvers.containsKey(path))
+				{
+					combinedTypeSolver.add(typeSolvers.get(path));
+				}
+				else 
+				{
+					TypeSolver typeSolver = null;
+					
+					if (path.endsWith(".jar"))
+					{
+						try
+						{
+							typeSolver = new JarTypeSolver(path);
+						}
+						catch (IOException e)
+						{
+							System.out.println("unable to add jar file: " + path);
+						}
+					}
+					else if (!path.isEmpty())
+					{
+						typeSolver = new JavaParserTypeSolver(new File(path));
+					}
+					
+					if (typeSolver != null)
+					{
+						typeSolvers.put(path, typeSolver);
+						combinedTypeSolver.add(typeSolver);
+					}
+				}
+			}
+			
+			CompilationUnit cu = JavaParser.parse(new StringReader(fileContent));
+
+			AstVisitor astVisitor = (
+				verbose == 1 ? 
+				new VerboseAstVisitor(astVisitorClient, filePath, new FileContent(fileContent), combinedTypeSolver) : 
+				new AstVisitor(astVisitorClient, filePath, new FileContent(fileContent), combinedTypeSolver)
+			);
+			
+			cu.accept(astVisitor, null);
+		} 
+		catch (ParseProblemException e) 
+		{
+			for (Problem problem: e.getProblems())
+			{
+				String message = problem.toString();
+				if (message.startsWith("(line "))
+				{
+					int startLine = Integer.parseInt(message.substring(
+						message.indexOf("line ") + ("line ").length(), 
+						message.indexOf(",")
+					));
+					
+					int startColumn = Integer.parseInt(message.substring(
+						message.indexOf("col ") + ("col ").length(), 
+						message.indexOf(")")
+					));
+					
+					astVisitorClient.recordError(
+						"Encountered unexpected token.", true, true, 
+						Range.range(startLine, startColumn, startLine, startColumn)
+					);
+				}
+				else
+				{		
+					Optional<Range> range = problem.getRange();
+					if (range.isPresent())
+					{
+						astVisitorClient.recordError(
+							problem.toString(), true, true, 
+							range.get()
+						);
+					}
+				}
+			}
+		}
+	}
+	
+	public static String getPackageName(String fileContent)
+	{
+		String packageName = "";
+		try 
+		{
+			CompilationUnit cu = JavaParser.parse(new StringReader(fileContent));
+			PackageDeclaration pd = Navigator.findNodeOfGivenClass(cu, PackageDeclaration.class);
+			if (pd != null)
+			{
+				packageName = JavaparserDeclNameResolver.getQualifiedName(pd.getName()).toString();
+			}
+		} 
+		catch (ParseProblemException e) 
+		{
+			// do nothing
+		}
+		catch (IllegalArgumentException e) 
+		{
+			// do nothing
+		}
+		
+		return packageName;
+	}
+	
+	public static void clearCaches()
+	{
+		typeSolvers.clear();
+		JavaParserFacade.clearInstances();
+		Runtime.getRuntime().gc();
+	}
+	
+	
+	
+	// the following methods are defined in the native c++ code
+
+	static public native void logInfo(int address, String info);
+	
+	static public native void logWarning(int address, String warning);
+	
+	static public native void logError(int address, String error);
+	
+	static public native void recordSymbol(
+		int address, String symbolName, int symbolType, 
+		int access, int definitionKind
+	);
+
+	static public native void recordSymbolWithLocation(
+		int address, String symbolName, int symbolType, 
+		int beginLine, int beginColumn, int endLine, int endColumn,
+		int access, int definitionKind
+	);
+	
+	static public native void recordSymbolWithLocationAndScope(
+		int address, String symbolName, int symbolType, 
+		int beginLine, int beginColumn, int endLine, int endColumn,
+		int scopeBeginLine, int scopeBeginColumn, int scopeEndLine, int scopeEndColumn,
+		int access, int definitionKind
+	);
+	
+	static public native void recordReference(
+		int address, int referenceKind, String referencedName, String contextName, int beginLine, int beginColumn, int endLine, int endColumn
+	);
+	
+	static public native void recordLocalSymbol(
+		int address, String symbolName, int beginLine, int beginColumn, int endLine, int endColumn
+	);
+	
+	static public native void recordComment(
+		int address, int beginLine, int beginColumn, int endLine, int endColumn
+	);
+	
+	static public native void recordError(
+		int address, String message, int fatal, int indexed, int beginLine, int beginColumn, int endLine, int endColumn
+	);
+}