import org.eclipse.jdt.core.dom.AST;import org.eclipse.jdt.core.dom.ASTParser;import org.eclipse.jdt.core.dom.Block;import org.eclipse.jdt.core.dom.CompilationUnit;import org.eclipse.jdt.core.dom.ImportDeclaration;import org.eclipse.jdt.core.dom.Javadoc;import org.eclipse.jdt.core.dom.MethodDeclaration;import org.eclipse.jdt.core.dom.Name;import org.eclipse.jdt.core.dom.SingleVariableDeclaration;import org.eclipse.jdt.core.dom.TypeDeclaration;public class JavaParser {private ASTParser _parser = ASTParser.newParser(AST.JLS2);private CompilationUnit _unit = null;private JClass _class = null;public void setSource(File f) {BufferedReader reader;try {reader = new BufferedReader(new FileReader(f));StringBuffer sourceStr = new StringBuffer();String tempStr;BufferedReader fR = new BufferedReader(new FileReader(f));while((tempStr = fR.readLine()) != null)sourceStr.append("\n").append(tempStr);reader.close();_parser.setKind(ASTParser.K_COMPILATION_UNIT);_parser.setSource(sourceStr.toString().toCharArray());_unit = (CompilationUnit) _parser.createAST(null);} catch (Exception e) {// TODO Auto-generated catch blocke.printStackTrace();}}public ArrayList getImportDeclarations() {List imports = _unit.imports();if(imports.size() == 0) return null;ArrayList importDecl = new ArrayList();ListIterator iter = imports.listIterator();while (iter.hasNext()) {ImportDeclaration decl = (ImportDeclaration)iter.next();importDecl.add(decl.getName().toString());}return importDecl;}public ArrayList getComments() {List comments = _unit.getCommentList();if(comments.size() == 0)return null;ArrayList javaDocComments = new ArrayList();ListIterator iterator = comments.listIterator();while(iterator.hasNext()) {Object object = iterator.next();if(object instanceof Javadoc){String comment = ((Javadoc)object).getComment();javaDocComments.add(comment);}}return javaDocComments;}public JClass getDeclaredClass() {List types = _unit.types();ListIterator typeIter = types.listIterator(0);if (typeIter.hasNext()) {TypeDeclaration object = (TypeDeclaration) typeIter.next();_class = new JClass();setClassInformation(_class,object);return _class;}return null;}private void setClassInformation(JClass cls ,TypeDeclaration object) {String clsName = object.getName().toString();cls.className = clsName;Name superClsName = object.getSuperclass();if(superClsName != null) cls.superClass = superClsName.toString(); List interfaceLst = object.superInterfaces(); ListIterator interfaces = interfaceLst.listIterator(); while(interfaces.hasNext()){ { Name sin = (Name)interfaces.next(); cls.interfaces.add(sin.toString()); } }addMethods(cls,object);TypeDeclaration[] innerTypes = object.getTypes();for (int i = 0; i < innerTypes.length; i++) {JClass innerCls = new JClass();setClassInformation(innerCls, innerTypes[i]);cls.innerClasses.add(innerCls);}}private void addMethods(JClass cls, TypeDeclaration object) {MethodDeclaration[] met = object.getMethods();for (int i = 0; i < met.length; i++) {MethodDeclaration dec = met[i];JMethod method = new JMethod();method.methodName = dec.getName().toString();method.returnType = dec.getReturnType().toString();Block d = dec.getBody();if (d == null)continue;method.codeBlock = d.toString();List param = dec.parameters();ListIterator paramList = param.listIterator();while (paramList.hasNext()) {SingleVariableDeclaration sin = (SingleVariableDeclaration) paramList.next();method.parameters.add(sin.getType().toString());}cls.methodDeclarations.add(method);}}public class JClass {String className = null;ArrayList methodDeclarations = new ArrayList();ArrayList innerClasses = new ArrayList();String superClass = null;ArrayList interfaces = new ArrayList();}public class JMethod{String methodName = null;ArrayList parameters = new ArrayList();String codeBlock = null;String returnType = null;}}

同问

请问您解决了吗