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Add capacities to some ArrayList instances in project

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The changed lists were visible in the profiler memory snapshot. It's unclear
what this will save, but each of these lists was retaining at least several
megabytes of memory
This commit is contained in:
Alexander Udalov
2015-08-06 04:56:06 +03:00
parent dce99e2fef
commit fd006c521f
8 changed files with 35 additions and 29 deletions
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compiler/frontend.java/src/org/jetbrains/kotlin/resolve/jvm/kotlinSignature/AlternativeMethodSignatureData.java
+9 -6
View File
@@ -41,7 +41,10 @@ import org.jetbrains.kotlin.types.Variance;
import org.jetbrains.kotlin.types.checker.JetTypeChecker;
import org.jetbrains.kotlin.types.typeUtil.TypeUtilPackage;
import java.util.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import static org.jetbrains.kotlin.load.java.components.TypeUsage.MEMBER_SIGNATURE_CONTRAVARIANT;
import static org.jetbrains.kotlin.load.java.components.TypeUsage.UPPER_BOUND;
@@ -188,8 +191,8 @@ public class AlternativeMethodSignatureData extends ElementAlternativeSignatureD
parameterDescriptors.size(), altFunDeclaration.getValueParameters().size());
}
List<ValueParameterDescriptor> altParamDescriptors = new ArrayList<ValueParameterDescriptor>();
for (int i = 0, size = parameterDescriptors.size(); i < size; i++) {
List<ValueParameterDescriptor> altParamDescriptors = new ArrayList<ValueParameterDescriptor>(parameterDescriptors.size());
for (int i = 0; i < parameterDescriptors.size(); i++) {
ValueParameterDescriptor originalParameterDescriptor = parameterDescriptors.get(i);
JetParameter annotationValueParameter = altFunDeclaration.getValueParameters().get(i);
@@ -231,7 +234,7 @@ public class AlternativeMethodSignatureData extends ElementAlternativeSignatureD
originalParameterDescriptor.declaresDefaultValue(),
alternativeVarargElementType,
SourceElement.NO_SOURCE
));
));
}
altValueParameters = altParamDescriptors;
@@ -243,9 +246,9 @@ public class AlternativeMethodSignatureData extends ElementAlternativeSignatureD
typeParameters.size(), altFunDeclaration.getTypeParameters().size());
}
altTypeParameters = new ArrayList<TypeParameterDescriptor>();
altTypeParameters = new ArrayList<TypeParameterDescriptor>(typeParameters.size());
for (int i = 0, size = typeParameters.size(); i < size; i++) {
for (int i = 0; i < typeParameters.size(); i++) {
TypeParameterDescriptor originalTypeParamDescriptor = typeParameters.get(i);
TypeParameterDescriptorImpl altParamDescriptor = originalToAltTypeParameters.get(originalTypeParamDescriptor);
compiler/frontend.java/src/org/jetbrains/kotlin/resolve/jvm/kotlinSignature/SignaturesPropagationData.java
+1 -1
View File
@@ -216,7 +216,7 @@ public class SignaturesPropagationData {
DescriptorUtils.getFqName(containingClass);
JetType resultReceiverType = null;
List<ValueParameterDescriptor> resultParameters = Lists.newArrayList();
List<ValueParameterDescriptor> resultParameters = new ArrayList<ValueParameterDescriptor>(parameters.size());
boolean shouldBeExtension = checkIfShouldBeExtension();