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SSR: find parameterized method calls (IDEA-154740)

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This commit is contained in:
Bas Leijdekkers
2016-04-25 09:24:43 +02:00
parent de6fcdbd8a
commit d9288e4b42
2 changed files with 74 additions and 11 deletions
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java/structuralsearch-java/src/com/intellij/structuralsearch/impl/matcher/JavaMatchingVisitor.java
+55 -11
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@@ -1041,50 +1041,94 @@ public class JavaMatchingVisitor extends JavaElementVisitor {
final PsiReferenceExpression mcallRef1 = mcall.getMethodExpression();
final PsiReferenceExpression mcallRef2 = mcall2.getMethodExpression();
final boolean isTypedVar = myMatchingVisitor.getMatchContext().getPattern().isTypedVar(mcallRef1.getReferenceNameElement());
final PsiElement patternMethodName = mcallRef1.getReferenceNameElement();
final boolean isTypedVar = myMatchingVisitor.getMatchContext().getPattern().isTypedVar(patternMethodName);
if (!myMatchingVisitor.matchText(mcallRef1.getReferenceNameElement(), mcallRef2.getReferenceNameElement()) && !isTypedVar) {
if (!isTypedVar && !myMatchingVisitor.matchText(patternMethodName, mcallRef2.getReferenceNameElement())) {
myMatchingVisitor.setResult(false);
return;
}
final PsiExpression qualifier = mcallRef1.getQualifierExpression();
final PsiExpression elementQualifier = mcallRef2.getQualifierExpression();
if (qualifier != null) {
final PsiExpression patternQualifier = mcallRef1.getQualifierExpression();
final PsiExpression matchedQualifier = mcallRef2.getQualifierExpression();
if (patternQualifier != null) {
if (elementQualifier != null) {
myMatchingVisitor.setResult(myMatchingVisitor.match(qualifier, elementQualifier));
if (matchedQualifier != null) {
myMatchingVisitor.setResult(myMatchingVisitor.match(patternQualifier, matchedQualifier));
if (!myMatchingVisitor.getResult()) return;
}
else {
final PsiMethod method = mcall2.resolveMethod();
if (method != null) {
if (qualifier instanceof PsiThisExpression) {
if (patternQualifier instanceof PsiThisExpression) {
myMatchingVisitor.setResult(!method.hasModifierProperty(PsiModifier.STATIC));
return;
}
}
final MatchingHandler handler = myMatchingVisitor.getMatchContext().getPattern().getHandler(qualifier);
final MatchingHandler handler = myMatchingVisitor.getMatchContext().getPattern().getHandler(patternQualifier);
matchImplicitQualifier(handler, method, myMatchingVisitor.getMatchContext());
if (!myMatchingVisitor.getResult()) {
return;
}
}
}
else if (elementQualifier != null) {
else if (matchedQualifier != null) {
myMatchingVisitor.setResult(false);
return;
}
myMatchingVisitor.setResult(myMatchingVisitor.matchSons(mcall.getArgumentList(), mcall2.getArgumentList()));
if (myMatchingVisitor.getResult()) {
myMatchingVisitor.setResult(matchTypeParameters(mcallRef1, mcallRef2));
}
if (myMatchingVisitor.getResult() && isTypedVar) {
boolean res = myMatchingVisitor.getResult();
res &= myMatchingVisitor.handleTypedElement(mcallRef1.getReferenceNameElement(), mcallRef2.getReferenceNameElement());
res &= myMatchingVisitor.handleTypedElement(patternMethodName, mcallRef2.getReferenceNameElement());
myMatchingVisitor.setResult(res);
}
}
private boolean matchTypeParameters(PsiJavaCodeReferenceElement mcallRef1, PsiJavaCodeReferenceElement mcallRef2) {
final PsiReferenceParameterList patternParameterList = mcallRef1.getParameterList();
if (patternParameterList == null) {
return true;
}
final PsiTypeElement[] patternTypeElements = patternParameterList.getTypeParameterElements();
if (patternTypeElements.length == 0) {
return true;
}
PsiReferenceParameterList matchedParameterList = mcallRef2.getParameterList();
if (matchedParameterList == null) {
return false;
}
if (matchedParameterList.getFirstChild() == null) { // check inferred type parameters
final JavaResolveResult resolveResult = mcallRef2.advancedResolve(false);
final PsiMethod targetMethod = (PsiMethod)resolveResult.getElement();
if (targetMethod == null) {
return false;
}
final PsiTypeParameterList typeParameterList = targetMethod.getTypeParameterList();
if (typeParameterList == null) {
return false;
}
final PsiTypeParameter[] typeParameters = typeParameterList.getTypeParameters();
final PsiSubstitutor substitutor = resolveResult.getSubstitutor();
matchedParameterList = (PsiReferenceParameterList)matchedParameterList.copy();
for (final PsiTypeParameter typeParameter : typeParameters) {
final PsiType type = substitutor.substitute(typeParameter);
if (type == null) {
return false;
}
final PsiTypeElement matchedTypeElement = JavaPsiFacade.getElementFactory(mcallRef1.getProject()).createTypeElement(type);
matchedParameterList.add(matchedTypeElement);
}
}
final PsiTypeElement[] matchedTypeElements = matchedParameterList.getTypeParameterElements();
return myMatchingVisitor.matchSequentially(patternTypeElements, matchedTypeElements);
}
@Override
public void visitExpressionStatement(final PsiExpressionStatement expr) {
final PsiElement other = myMatchingVisitor.getElement();