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/*******************************************************************************
* Copyright (c) 2009, 2011 Wind River Systems, Inc. and others.
* 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:
* Markus Schorn - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.ASTTypeUtil;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassSpecialization;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassTemplate;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassTemplatePartialSpecialization;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassTemplatePartialSpecializationSpecialization;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateArgument;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateInstance;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameterMap;
import org.eclipse.cdt.core.parser.util.ObjectMap;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPTemplates;
/**
* Represents a specialization of a partial class-template specialization
*/
public class CPPClassTemplatePartialSpecializationSpecialization extends CPPClassSpecialization
implements ICPPClassTemplatePartialSpecializationSpecialization, ICPPInternalClassTemplate {
private ObjectMap instances = null;
private ICPPDeferredClassInstance fDeferredInstance;
private ICPPClassTemplate fClassTemplate;
public CPPClassTemplatePartialSpecializationSpecialization(ICPPClassTemplatePartialSpecialization orig, ICPPClassTemplate template, ICPPTemplateParameterMap argumentMap) throws DOMException {
super(orig, template.getOwner(), argumentMap);
fClassTemplate= template;
}
@Override
public ICPPTemplateParameter[] getTemplateParameters() {
ICPPClassTemplatePartialSpecialization template = (ICPPClassTemplatePartialSpecialization) getSpecializedBinding();
return template.getTemplateParameters();
}
@Override
public synchronized final void addInstance(ICPPTemplateArgument[] arguments, ICPPTemplateInstance instance) {
if (instances == null)
instances = new ObjectMap(2);
String key= ASTTypeUtil.getArgumentListString(arguments, true);
instances.put(key, instance);
}
@Override
public synchronized final ICPPTemplateInstance getInstance(ICPPTemplateArgument[] arguments) {
if (instances != null) {
String key= ASTTypeUtil.getArgumentListString(arguments, true);
return (ICPPTemplateInstance) instances.get(key);
}
return null;
}
@Override
public synchronized ICPPTemplateInstance[] getAllInstances() {
if (instances != null) {
ICPPTemplateInstance[] result= new ICPPTemplateInstance[instances.size()];
for (int i=0; i < instances.size(); i++) {
result[i]= (ICPPTemplateInstance) instances.getAt(i);
}
return result;
}
return ICPPTemplateInstance.EMPTY_TEMPLATE_INSTANCE_ARRAY;
}
@Override
public IBinding resolveTemplateParameter(ICPPTemplateParameter param) {
return param;
}
@Override
public ICPPDeferredClassInstance asDeferredInstance() {
if (fDeferredInstance == null) {
fDeferredInstance= CPPTemplates.createDeferredInstance(this);
}
return fDeferredInstance;
}
@Override
public ICPPClassTemplate getPrimaryClassTemplate() {
return fClassTemplate;
}
@Override
public ICPPTemplateArgument[] getTemplateArguments() {
ICPPTemplateArgument[] args = ((ICPPClassTemplatePartialSpecialization) getSpecializedBinding()).getTemplateArguments();
try {
final IBinding owner = getOwner();
if (owner instanceof ICPPClassSpecialization) {
return CPPTemplates.instantiateArguments(args, getTemplateParameterMap(), -1,
(ICPPClassSpecialization) owner);
}
return CPPTemplates.instantiateArguments(args, getTemplateParameterMap(), -1, null);
} catch (DOMException e) {
return args;
}
}
@Override
public void addPartialSpecialization(ICPPClassTemplatePartialSpecialization spec) {
}
@Override
public ICPPClassTemplatePartialSpecialization[] getPartialSpecializations() {
return ICPPClassTemplatePartialSpecialization.EMPTY_PARTIAL_SPECIALIZATION_ARRAY;
}
@Override
public boolean isSameType(IType type) {
if (type == this)
return true;
if (type instanceof ITypedef)
return type.isSameType(this);
if (type instanceof ICPPClassTemplatePartialSpecializationSpecialization) {
return CPPClassTemplatePartialSpecialization.isSamePartialClassSpecialization(this, (ICPPClassTemplatePartialSpecializationSpecialization) type);
}
return false;
}
@Override
public String toString() {
return super.toString() + ASTTypeUtil.getArgumentListString(getTemplateArguments(), true);
}
@Override
@Deprecated
public ObjectMap getArgumentMap() {
return CPPTemplates.getArgumentMap(getPrimaryClassTemplate(), getTemplateParameterMap());
}
@Override
@Deprecated
public IType[] getArguments() throws DOMException {
return CPPTemplates.getArguments(getTemplateArguments());
}
@Override
public ICPPTemplateArgument getDefaultArgFromIndex(int paramPos) throws DOMException {
// no default arguments for partial specializations
return null;
}
}
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