| /* ******************************************************************* |
| * Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC). |
| * All rights reserved. |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * PARC initial implementation |
| * ******************************************************************/ |
| |
| package org.aspectj.weaver; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.aspectj.bridge.IMessage; |
| import org.aspectj.bridge.ISourceLocation; |
| |
| public class NewConstructorTypeMunger extends ResolvedTypeMunger { |
| private ResolvedMember syntheticConstructor; |
| private ResolvedMember explicitConstructor; |
| |
| public NewConstructorTypeMunger(ResolvedMember signature, ResolvedMember syntheticConstructor, |
| ResolvedMember explicitConstructor, Set superMethodsCalled, List typeVariableAliases) { |
| super(Constructor, signature); |
| this.syntheticConstructor = syntheticConstructor; |
| this.typeVariableAliases = typeVariableAliases; |
| this.explicitConstructor = explicitConstructor; |
| this.setSuperMethodsCalled(superMethodsCalled); |
| |
| } |
| |
| public boolean equals(Object other) { |
| if (!(other instanceof NewConstructorTypeMunger)) { |
| return false; |
| } |
| NewConstructorTypeMunger o = (NewConstructorTypeMunger) other; |
| return ((syntheticConstructor == null) ? (o.syntheticConstructor == null) : syntheticConstructor |
| .equals(o.syntheticConstructor)) |
| & ((explicitConstructor == null) ? (o.explicitConstructor == null) : explicitConstructor |
| .equals(o.explicitConstructor)); |
| } |
| |
| // pr262218 - equivalence ignores the explicit constructor since that won't have yet been set for an EclipseTypeMunger |
| public boolean equivalentTo(Object other) { |
| if (!(other instanceof NewConstructorTypeMunger)) { |
| return false; |
| } |
| NewConstructorTypeMunger o = (NewConstructorTypeMunger) other; |
| return ((syntheticConstructor == null) ? (o.syntheticConstructor == null) : syntheticConstructor |
| .equals(o.syntheticConstructor)); |
| } |
| |
| private volatile int hashCode = 0; |
| |
| public int hashCode() { |
| if (hashCode == 0) { |
| int result = 17; |
| result = 37 * result + ((syntheticConstructor == null) ? 0 : syntheticConstructor.hashCode()); |
| result = 37 * result + ((explicitConstructor == null) ? 0 : explicitConstructor.hashCode()); |
| hashCode = result; |
| } |
| return hashCode; |
| } |
| |
| // doesnt seem required.... |
| // public ResolvedMember getDispatchMethod(UnresolvedType aspectType) { |
| // return AjcMemberMaker.interMethodBody(signature, aspectType); |
| // } |
| |
| public void write(CompressingDataOutputStream s) throws IOException { |
| kind.write(s); |
| signature.write(s); |
| syntheticConstructor.write(s); |
| explicitConstructor.write(s); |
| writeSuperMethodsCalled(s); |
| writeSourceLocation(s); |
| writeOutTypeAliases(s); |
| } |
| |
| public static ResolvedTypeMunger readConstructor(VersionedDataInputStream s, ISourceContext context) throws IOException { |
| ISourceLocation sloc = null; |
| ResolvedMember sig = ResolvedMemberImpl.readResolvedMember(s, context); |
| ResolvedMember syntheticCtor = ResolvedMemberImpl.readResolvedMember(s, context); |
| ResolvedMember explicitCtor = ResolvedMemberImpl.readResolvedMember(s, context); |
| Set superMethodsCalled = readSuperMethodsCalled(s); |
| sloc = readSourceLocation(s); |
| List typeVarAliases = readInTypeAliases(s); |
| ResolvedTypeMunger munger = new NewConstructorTypeMunger(sig, syntheticCtor, explicitCtor, superMethodsCalled, |
| typeVarAliases); |
| if (sloc != null) { |
| munger.setSourceLocation(sloc); |
| } |
| return munger; |
| } |
| |
| public ResolvedMember getExplicitConstructor() { |
| return explicitConstructor; |
| } |
| |
| public ResolvedMember getSyntheticConstructor() { |
| return syntheticConstructor; |
| } |
| |
| public void setExplicitConstructor(ResolvedMember explicitConstructor) { |
| this.explicitConstructor = explicitConstructor; |
| // reset hashCode so that its recalculated with new value |
| hashCode = 0; |
| } |
| |
| public ResolvedMember getMatchingSyntheticMember(Member member, ResolvedType aspectType) { |
| ResolvedMember ret = getSyntheticConstructor(); |
| if (ResolvedType.matches(ret, member)) { |
| return getSignature(); |
| } |
| return super.getMatchingSyntheticMember(member, aspectType); |
| } |
| |
| public void check(World world) { |
| if (getSignature().getDeclaringType().resolve(world).isAspect()) { |
| world.showMessage(IMessage.ERROR, WeaverMessages.format(WeaverMessages.ITD_CONS_ON_ASPECT), getSignature() |
| .getSourceLocation(), null); |
| } |
| } |
| |
| /** |
| * see ResolvedTypeMunger.parameterizedFor(ResolvedType) |
| */ |
| public ResolvedTypeMunger parameterizedFor(ResolvedType target) { |
| ResolvedType genericType = target; |
| if (target.isRawType() || target.isParameterizedType()) { |
| genericType = genericType.getGenericType(); |
| } |
| ResolvedMember parameterizedSignature = null; |
| // If we are parameterizing it for a generic type, we just need to 'swap the letters' from the ones used |
| // in the original ITD declaration to the ones used in the actual target type declaration. |
| if (target.isGenericType()) { |
| TypeVariable vars[] = target.getTypeVariables(); |
| UnresolvedTypeVariableReferenceType[] varRefs = new UnresolvedTypeVariableReferenceType[vars.length]; |
| for (int i = 0; i < vars.length; i++) { |
| varRefs[i] = new UnresolvedTypeVariableReferenceType(vars[i]); |
| } |
| parameterizedSignature = getSignature().parameterizedWith(varRefs, genericType, true, typeVariableAliases); |
| } else { |
| // For raw and 'normal' parameterized targets (e.g. Interface, Interface<String>) |
| parameterizedSignature = getSignature().parameterizedWith(target.getTypeParameters(), genericType, |
| target.isParameterizedType(), typeVariableAliases); |
| } |
| NewConstructorTypeMunger nctm = new NewConstructorTypeMunger(parameterizedSignature, syntheticConstructor, |
| explicitConstructor, getSuperMethodsCalled(), typeVariableAliases); |
| nctm.setSourceLocation(getSourceLocation()); |
| return nctm; |
| } |
| |
| } |