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ref search optimization

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This commit is contained in:
Gregory Shrago
2010-06-30 20:46:41 +04:00
parent 8c6ef628c4
commit ee0ae51110
1 changed files with 21 additions and 42 deletions
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plugins/properties/src/com/intellij/psi/impl/search/PropertyReferenceViaLastWordSearcher.java
+21 -42
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@@ -16,66 +16,45 @@
package com.intellij.psi.impl.search;
import com.intellij.lang.properties.psi.Property;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.application.QueryExecutorBase;
import com.intellij.openapi.fileTypes.StdFileTypes;
import com.intellij.openapi.progress.ProgressManager;
import com.intellij.openapi.util.Computable;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiManager;
import com.intellij.psi.PsiReference;
import com.intellij.psi.ReferenceRange;
import com.intellij.psi.search.*;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.psi.search.SearchScope;
import com.intellij.psi.search.UsageSearchContext;
import com.intellij.psi.search.searches.ReferencesSearch;
import com.intellij.util.Processor;
import com.intellij.util.QueryExecutor;
import java.util.List;
/**
* @author ven
*/
public class PropertyReferenceViaLastWordSearcher implements QueryExecutor<PsiReference, ReferencesSearch.SearchParameters> {
public class PropertyReferenceViaLastWordSearcher extends QueryExecutorBase<PsiReference, ReferencesSearch.SearchParameters> {
public PropertyReferenceViaLastWordSearcher() {
super(true);
}
// add to the search results occurences in JSPs of the last word in the property name, since this stuff is possible:
// <bla:bla ref.key="lastWord> (can reference to xxx.lastWord property)
public boolean execute(final ReferencesSearch.SearchParameters queryParameters, final Processor<PsiReference> consumer) {
@Override
public void processQuery(ReferencesSearch.SearchParameters queryParameters, Processor<PsiReference> consumer) {
final PsiElement refElement = queryParameters.getElementToSearch();
if (refElement instanceof Property) {
final String name = ((Property)refElement).getName();
if (name == null) return true;
final List<String> words = StringUtil.getWordsIn(name);
if (words.isEmpty()) return true;
final String lastWord = words.get(words.size() - 1);
if (!(refElement instanceof Property)) return;
SearchScope searchScope = ApplicationManager.getApplication().runReadAction(new Computable<SearchScope>() {
public SearchScope compute() {
return queryParameters.getEffectiveSearchScope();
}
});
if (searchScope instanceof GlobalSearchScope) {
searchScope = GlobalSearchScope.getScopeRestrictedByFileTypes((GlobalSearchScope)searchScope, StdFileTypes.JSP, StdFileTypes.JSPX);
}
final PsiSearchHelper helper = PsiManager.getInstance(refElement.getProject()).getSearchHelper();
final TextOccurenceProcessor processor = new TextOccurenceProcessor() {
public boolean execute(PsiElement element, int offsetInElement) {
ProgressManager.checkCanceled();
final PsiReference[] refs = element.getReferences();
for (PsiReference ref : refs) {
if (ReferenceRange.containsOffsetInElement(ref, offsetInElement) && ref.isReferenceTo(refElement)) {
return consumer.process(ref);
}
ProgressManager.checkCanceled();
}
return true;
}
};
final String name = ((Property)refElement).getName();
if (name == null) return;
final List<String> words = StringUtil.getWordsIn(name);
if (words.isEmpty()) return;
final String lastWord = words.get(words.size() - 1);
if (!helper.processElementsWithWord(processor, searchScope, lastWord, UsageSearchContext.IN_FOREIGN_LANGUAGES, false)) {
return false;
}
SearchScope searchScope = queryParameters.getEffectiveSearchScope();
if (searchScope instanceof GlobalSearchScope) {
searchScope = GlobalSearchScope.getScopeRestrictedByFileTypes((GlobalSearchScope)searchScope, StdFileTypes.JSP, StdFileTypes.JSPX);
}
return true;
queryParameters.getOptimizer().searchWord(lastWord, searchScope, UsageSearchContext.IN_FOREIGN_LANGUAGES, false, refElement);
}
}