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EA-84110 - INRE: FileBasedIndexImpl.handleDumbMode

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This commit is contained in:
Gregory.Shrago
2016-06-16 20:24:20 +03:00
parent 479c027e42
commit 71f0e6f390
1 changed files with 49 additions and 15 deletions
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java/java-impl/src/com/intellij/lang/java/JavaBreadcrumbsInfoProvider.java
+49 -15
View File
@@ -25,6 +25,9 @@ import com.intellij.xml.breadcrumbs.BreadcrumbsInfoProvider;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import static com.intellij.openapi.util.text.StringUtil.htmlEmphasize;
import static com.intellij.psi.PsiNameHelper.getShortClassName;
/**
* @author gregsh
*/
@@ -45,38 +48,69 @@ public class JavaBreadcrumbsInfoProvider extends BreadcrumbsInfoProvider {
public String getElementInfo(@NotNull PsiElement e) {
if (e instanceof PsiLambdaExpression) {
PsiType type = DumbService.isDumb(e.getProject()) ? null : ((PsiFunctionalExpression)e).getFunctionalInterfaceType();
return type == null ? "<lambda>" : "lambda " + PsiNameHelper.getShortClassName(type.getCanonicalText());
return type == null ? "<lambda>" : "lambda " + getShortClassName(type.getCanonicalText());
}
return ElementDescriptionUtil.getElementDescription(e, UsageViewShortNameLocation.INSTANCE);
String description = ElementDescriptionUtil.getElementDescription(e, UsageViewShortNameLocation.INSTANCE);
String suffix = e instanceof PsiParameterListOwner? "()" :
//e instanceof PsiAnonymousClass || e instanceof PsiClassInitializer ? " {}" :
null;
return suffix != null ? description + suffix : description;
}
@Nullable
@Override
public String getElementTooltip(@NotNull PsiElement e) {
if (e instanceof PsiLambdaExpression) return getLambdaDescription((PsiLambdaExpression)e);
if (e instanceof PsiMethod) return getMethodPresentableText((PsiMethod)e);
return ElementDescriptionUtil.getElementDescription(e, RefactoringDescriptionLocation.WITH_PARENT);
}
@NotNull
private static String getMethodPresentableText(PsiMethod e) {
boolean isDumb = DumbService.isDumb(e.getProject());
StringBuilder sb = new StringBuilder(e.isConstructor() ? "constructor" : "method");
PsiType type = e.getReturnType();
if (type != null) {
String shortClassName = getShortClassName(type.getCanonicalText(false));
sb.append(" ").append(htmlEmphasize(shortClassName));
}
sb.append(" ").append(htmlEmphasize(e.getName()));
appendParameters(e, sb, false, isDumb);
return sb.toString();
}
@NotNull
private static String getLambdaDescription(@NotNull PsiLambdaExpression e) {
boolean isDumb = DumbService.isDumb(e.getProject());
StringBuilder sb = new StringBuilder("lambda");
PsiType functionalInterfaceType = isDumb ? null : e.getFunctionalInterfaceType();
if (functionalInterfaceType != null) {
String shortClassName = PsiNameHelper.getShortClassName(functionalInterfaceType.getCanonicalText());
sb.append(" ").append(StringUtil.htmlEmphasize(shortClassName));
}
PsiParameter[] parameters = e.getParameterList().getParameters();
if (parameters.length > 0) {
sb.append(" (");
for (int i = 0; i < parameters.length; i++) {
if (i > 0) sb.append(", ");
String str = isDumb ? null : PsiNameHelper.getShortClassName(parameters[i].getType().getCanonicalText());
if (StringUtil.isEmpty(str)) str = StringUtil.notNullize(parameters[i].getName());
sb.append(StringUtil.htmlEmphasize(str));
}
sb.append(")");
String shortClassName = getShortClassName(functionalInterfaceType.getCanonicalText(false));
sb.append(" ").append(htmlEmphasize(shortClassName));
}
appendParameters(e, sb, true, isDumb);
return sb.toString();
}
private static void appendParameters(@NotNull PsiParameterListOwner e, StringBuilder sb, boolean skipIfEmpty, boolean isDumb) {
PsiParameter[] parameters = e.getParameterList().getParameters();
if (parameters.length == 0 && skipIfEmpty) return;
if (skipIfEmpty) sb.append(" ");
sb.append("(");
for (int i = 0; i < parameters.length; i++) {
if (i > 0) sb.append(", ");
String typeStr;
if (isDumb) {
PsiTypeElement typeElement = parameters[i].getTypeElement();
typeStr = typeElement == null ? "" : typeElement.getText();
}
else {
typeStr = parameters[i].getType().getCanonicalText(false);
}
String str = getShortClassName(typeStr);
if (StringUtil.isEmpty(str)) str = StringUtil.notNullize(parameters[i].getName());
sb.append(htmlEmphasize(str));
}
sb.append(")");
}
}