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javafx: extract hasBuilder logic

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(cherry picked from commit bf5d7700621dd1e8ae4c52d07e0c31e5c34343d3)
This commit is contained in:
anna
2013-03-26 21:42:58 +01:00
parent 9d0908dce3
commit cb0b05343b
1 changed files with 27 additions and 21 deletions
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plugins/javaFX/src/org/jetbrains/plugins/javaFX/fxml/JavaFxPsiUtil.java
+27 -21
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@@ -413,33 +413,39 @@ public class JavaFxPsiUtil {
if (noArgConstructor == null) {
final PsiMethod valueOf = findValueOfMethod(psiClass);
if (valueOf == null) {
final PsiClass builderClass = JavaPsiFacade.getInstance(project).findClass(JavaFxCommonClassNames.JAVAFX_FXML_BUILDER,
GlobalSearchScope.allScope(project));
if (builderClass != null) {
//todo cache this info
final PsiMethod[] buildMethods = builderClass.findMethodsByName("build", false);
if (buildMethods.length == 1 && buildMethods[0].getParameterList().getParametersCount() == 0) {
if (ClassInheritorsSearch.search(builderClass).forEach(new Processor<PsiClass>() {
@Override
public boolean process(PsiClass aClass) {
PsiType returnType = null;
final PsiMethod method = MethodSignatureUtil.findMethodBySuperMethod(aClass, buildMethods[0], false);
if (method != null) {
returnType = method.getReturnType();
}
return !Comparing.equal(psiClass, PsiUtil.resolveClassInClassTypeOnly(returnType));
}
})) {
return "Unable to instantiate";
}
}
}
if (!hasBuilder(psiClass)) return "Unable to instantiate";
}
}
}
return null;
}
public static boolean hasBuilder(final PsiClass psiClass) {
final Project project = psiClass.getProject();
final PsiClass builderClass = JavaPsiFacade.getInstance(project).findClass(JavaFxCommonClassNames.JAVAFX_FXML_BUILDER,
GlobalSearchScope.allScope(project));
if (builderClass != null) {
//todo cache this info
final PsiMethod[] buildMethods = builderClass.findMethodsByName("build", false);
if (buildMethods.length == 1 && buildMethods[0].getParameterList().getParametersCount() == 0) {
if (ClassInheritorsSearch.search(builderClass).forEach(new Processor<PsiClass>() {
@Override
public boolean process(PsiClass aClass) {
PsiType returnType = null;
final PsiMethod method = MethodSignatureUtil.findMethodBySuperMethod(aClass, buildMethods[0], false);
if (method != null) {
returnType = method.getReturnType();
}
return !Comparing.equal(psiClass, PsiUtil.resolveClassInClassTypeOnly(returnType));
}
})) {
return false;
}
}
}
return true;
}
public static String isClassAcceptable(@Nullable XmlTag parentTag, final PsiClass aClass) {
if (parentTag == null) {
return null;