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avoid NPE when method binding cannot be resolved

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This commit is contained in:
Martin Lippert
2018-10-02 10:36:06 +02:00
parent 3bb82f9ebc
commit 4cb796c81c
1 changed files with 11 additions and 9 deletions
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20
headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/requestmapping/WebfluxPathFinder.java
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@@ -26,30 +26,32 @@ import org.springframework.ide.vscode.commons.util.text.TextDocument;
* @author Martin Lippert
*/
public class WebfluxPathFinder extends ASTVisitor {
private List<WebfluxRouteElement> path;
private ASTNode root;
private TextDocument doc;
public WebfluxPathFinder(ASTNode root, TextDocument doc) {
this.root = root;
this.doc = doc;
this.path = new ArrayList<>();
}
public List<WebfluxRouteElement> getPath() {
return path;
}
@Override
public boolean visit(MethodInvocation node) {
boolean visitChildren = true;
if (node != this.root) {
IMethodBinding methodBinding = node.resolveMethodBinding();
try {
if (WebfluxUtils.REQUEST_PREDICATES_TYPE.equals(methodBinding.getDeclaringClass().getBinaryName())) {
if (methodBinding != null && methodBinding.getDeclaringClass() != null
&& WebfluxUtils.REQUEST_PREDICATES_TYPE.equals(methodBinding.getDeclaringClass().getBinaryName())) {
String name = methodBinding.getName();
if (name != null && WebfluxUtils.REQUEST_PREDICATE_ALL_PATH_METHODS.contains(name)) {
StringLiteral stringLiteral = WebfluxUtils.extractStringLiteralArgument(node);
@@ -63,11 +65,11 @@ public class WebfluxPathFinder extends ASTVisitor {
catch (BadLocationException e) {
// ignore
}
if (WebfluxUtils.isRouteMethodInvocation(methodBinding)) {
visitChildren = false;
visitChildren = false;
}
}
return visitChildren;
}