/** This should create an AST without imports or method-body statements */
public static CompilationUnit createAST(
IJavaProject javaProject, final ICompilationUnit compilationUnit) {
if (compilationUnit == null) return null;
class CompilationUnitRequestor extends ASTRequestor {
CompilationUnit domUnit = EMPTY_AST_UNIT;
public void acceptAST(ICompilationUnit source, CompilationUnit ast) {
if (source == compilationUnit) domUnit = ast;
}
}
CompilationUnitRequestor requestor = new CompilationUnitRequestor();
ASTParser p = ASTParser.newParser(AST.JLS3);
p.setResolveBindings(true);
p.setBindingsRecovery(true);
p.setProject(javaProject);
p.setKind(ASTParser.K_COMPILATION_UNIT);
p.setIgnoreMethodBodies(true);
p.createASTs(new ICompilationUnit[] {compilationUnit}, NO_KEYS, requestor, null);
if (AptPlugin.DEBUG) {
AptPlugin.trace("created DOM AST for " + compilationUnit.getElementName()); // $NON-NLS-1$
}
return requestor.domUnit;
}
/**
* Parse and fully resolve all files.
*
* @param javaProject
* @param parseUnits the files to be parsed and resolved.
*/
static void createASTs(
final IJavaProject javaProject, final ICompilationUnit[] parseUnits, ASTRequestor requestor) {
// Construct exactly 1 binding key. When acceptBinding is called we know that
// All ASTs have been returned. This also means that a pipeline is opened when
// there are no asts. This is needed by the batch processors.
String bogusKey = BindingKey.createTypeBindingKey("java.lang.Object"); // $NON-NLS-1$
String[] keys = new String[] {bogusKey};
ASTParser p = ASTParser.newParser(AST.JLS3);
p.setResolveBindings(true);
p.setBindingsRecovery(true);
p.setProject(javaProject);
p.setKind(ASTParser.K_COMPILATION_UNIT);
p.setIgnoreMethodBodies(true);
p.createASTs(parseUnits, keys, requestor, null);
}