private static VariableDeclaration getVariableDeclaration(Name node) {
IBinding binding = node.resolveBinding();
if (binding == null && node.getParent() instanceof VariableDeclaration)
return (VariableDeclaration) node.getParent();
if (binding != null && binding.getKind() == IBinding.VARIABLE) {
CompilationUnit cu = (CompilationUnit) ASTNodes.getParent(node, CompilationUnit.class);
return ASTNodes.findVariableDeclaration(((IVariableBinding) binding), cu);
}
return null;
}
@Override
public void endVisit(CompilationUnit node) {
RefactoringStatus status = getStatus();
superCall:
{
if (status.hasFatalError()) break superCall;
if (!hasSelectedNodes()) {
ASTNode coveringNode = getLastCoveringNode();
if (coveringNode instanceof Block
&& coveringNode.getParent() instanceof MethodDeclaration) {
MethodDeclaration methodDecl = (MethodDeclaration) coveringNode.getParent();
Message[] messages = ASTNodes.getMessages(methodDecl, ASTNodes.NODE_ONLY);
if (messages.length > 0) {
status.addFatalError(
Messages.format(
RefactoringCoreMessages.ExtractMethodAnalyzer_compile_errors,
BasicElementLabels.getJavaElementName(methodDecl.getName().getIdentifier())),
JavaStatusContext.create(fCUnit, methodDecl));
break superCall;
}
}
status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_invalid_selection);
break superCall;
}
fEnclosingBodyDeclaration =
(BodyDeclaration) ASTNodes.getParent(getFirstSelectedNode(), BodyDeclaration.class);
if (fEnclosingBodyDeclaration == null
|| (fEnclosingBodyDeclaration.getNodeType() != ASTNode.METHOD_DECLARATION
&& fEnclosingBodyDeclaration.getNodeType() != ASTNode.FIELD_DECLARATION
&& fEnclosingBodyDeclaration.getNodeType() != ASTNode.INITIALIZER)) {
status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_invalid_selection);
break superCall;
} else if (ASTNodes.getEnclosingType(fEnclosingBodyDeclaration) == null) {
status.addFatalError(
RefactoringCoreMessages.ExtractMethodAnalyzer_compile_errors_no_parent_binding);
break superCall;
} else if (fEnclosingBodyDeclaration.getNodeType() == ASTNode.METHOD_DECLARATION) {
fEnclosingMethodBinding = ((MethodDeclaration) fEnclosingBodyDeclaration).resolveBinding();
}
if (!isSingleExpressionOrStatementSet()) {
status.addFatalError(
RefactoringCoreMessages.ExtractMethodAnalyzer_single_expression_or_set);
break superCall;
}
if (isExpressionSelected()) {
ASTNode expression = getFirstSelectedNode();
if (expression instanceof Name) {
Name name = (Name) expression;
if (name.resolveBinding() instanceof ITypeBinding) {
status.addFatalError(
RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_type_reference);
break superCall;
}
if (name.resolveBinding() instanceof IMethodBinding) {
status.addFatalError(
RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_method_name_reference);
break superCall;
}
if (name.resolveBinding() instanceof IVariableBinding) {
StructuralPropertyDescriptor locationInParent = name.getLocationInParent();
if (locationInParent == QualifiedName.NAME_PROPERTY
|| (locationInParent == FieldAccess.NAME_PROPERTY
&& !(((FieldAccess) name.getParent()).getExpression()
instanceof ThisExpression))) {
status.addFatalError(
RefactoringCoreMessages
.ExtractMethodAnalyzer_cannot_extract_part_of_qualified_name);
break superCall;
}
}
if (name.isSimpleName() && ((SimpleName) name).isDeclaration()) {
status.addFatalError(
RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_name_in_declaration);
break superCall;
}
}
fForceStatic =
ASTNodes.getParent(expression, ASTNode.SUPER_CONSTRUCTOR_INVOCATION) != null
|| ASTNodes.getParent(expression, ASTNode.CONSTRUCTOR_INVOCATION) != null;
}
status.merge(LocalTypeAnalyzer.perform(fEnclosingBodyDeclaration, getSelection()));
computeLastStatementSelected();
}
super.endVisit(node);
}