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Code Issues Wiki Activity

Minor performance optimization.

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Change-Id: I8d529cf8bf41faca127d12db033f295b8a23e338
This commit is contained in:
Sergey Prigogin 2016-03-21 14:17:25 -07:00
parent e156a0fb89
commit 9ea3641953
1 changed files with 18 additions and 12 deletions
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30
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPClassScope.java
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@ -17,7 +17,6 @@ package org.eclipse.cdt.internal.core.dom.parser.cpp;
import static org.eclipse.cdt.core.dom.ast.cpp.ICPPParameter.EMPTY_CPPPARAMETER_ARRAY;
import static org.eclipse.cdt.core.parser.util.ArrayUtil.addAll;
import static org.eclipse.cdt.core.parser.util.ArrayUtil.append;
import static org.eclipse.cdt.core.parser.util.ArrayUtil.appendAt;
import static org.eclipse.cdt.core.parser.util.ArrayUtil.trim;
import static org.eclipse.cdt.internal.core.dom.parser.cpp.CPPBasicType.UNSPECIFIED_TYPE;
@ -372,18 +371,23 @@ public class CPPClassScope extends CPPScope implements ICPPClassScope {
if (compName instanceof ICPPASTTemplateId) {
compName= ((ICPPASTTemplateId) compName).getTemplateName();
}
IBinding[] result = null;
IBinding[] result = IBinding.EMPTY_BINDING_ARRAY;
int n = 0;
if ((!prefixLookup && CharArrayUtils.equals(c, compName.getLookupKey()))
|| (prefixLookup && ContentAssistMatcherFactory.getInstance().match(c, compName.getLookupKey()))) {
final IASTName lookupName = lookup.getLookupName();
if (shallReturnConstructors(lookupName, prefixLookup)) {
result = addAll(IBinding.class, result, getConstructors(lookupName, lookup.isResolve()));
ICPPConstructor[] constructors = getConstructors(lookupName, lookup.isResolve());
result = addAll(result, constructors);
n += constructors.length;
}
// 9.2 ... The class-name is also inserted into the scope of the class itself.
result = append(IBinding.class, result, compName.resolveBinding());
result = appendAt(result, n++, compName.resolveBinding());
}
result = addAll(IBinding.class, result, super.getBindings(lookup));
return trim(IBinding.class, result);
IBinding[] bindings = super.getBindings(lookup);
result = addAll(result, bindings);
n += bindings.length;
return trim(result, n);
}
static protected boolean shouldResolve(boolean force, IASTName candidate, IASTName forName) {
@ -414,24 +418,26 @@ public class CPPClassScope extends CPPScope implements ICPPClassScope {
if (o instanceof ObjectSet<?>) {
ObjectSet<?> set = (ObjectSet<?>) o;
ICPPConstructor[] bs = ICPPConstructor.EMPTY_CONSTRUCTOR_ARRAY;
int n = 0;
for (int i = 0; i < set.size(); i++) {
Object obj = set.keyAt(i);
if (obj instanceof IASTName) {
IASTName n = (IASTName) obj;
binding = shouldResolve(forceResolve, n, forName) ? n.resolveBinding() : n.getBinding();
IASTName name = (IASTName) obj;
binding = shouldResolve(forceResolve, name, forName) ?
name.resolveBinding() : name.getBinding();
if (binding instanceof ICPPConstructor) {
bs = append(bs, (ICPPConstructor) binding);
bs = appendAt(bs, n++, (ICPPConstructor) binding);
}
} else if (obj instanceof ICPPConstructor) {
bs = append(bs, (ICPPConstructor) obj);
bs = appendAt(bs, n++, (ICPPConstructor) obj);
}
}
return trim(ICPPConstructor.class, bs);
return trim(bs, n);
} else if (o instanceof IASTName) {
if (shouldResolve(forceResolve, (IASTName) o, forName) || ((IASTName) o).getBinding() != null) {
// Always store the name, rather than the binding, so that we can properly flush the scope.
nameMap.put(CONSTRUCTOR_KEY, o);
binding = ((IASTName)o).resolveBinding();
binding = ((IASTName) o).resolveBinding();
}
} else if (o instanceof IBinding) {
binding = (IBinding) o;