/*******************************************************************************
* Copyright (c) 2007, 2010 Symbian Software Systems 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:
* Andrew Ferguson (Symbian) - Initial implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.index.composite.cpp;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IArrayType;
import org.eclipse.cdt.core.dom.ast.IBasicType;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IEnumerator;
import org.eclipse.cdt.core.dom.ast.IPointerType;
import org.eclipse.cdt.core.dom.ast.IQualifierType;
import org.eclipse.cdt.core.dom.ast.ISemanticProblem;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.IValue;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPBinding;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassScope;
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.ICPPClassType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPConstructor;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPEnumeration;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPField;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPFunction;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPFunctionTemplate;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPFunctionType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespaceAlias;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespaceScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPParameterPackType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPPointerToMemberType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPReferenceType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPSpecialization;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateDefinition;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateInstance;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateNonTypeParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateTemplateParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateTypeParameter;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPUsingDeclaration;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPVariable;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.index.IIndexBinding;
import org.eclipse.cdt.core.index.IIndexMacroContainer;
import org.eclipse.cdt.internal.core.dom.parser.Value;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPArrayType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPFunctionType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPParameterPackType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerToMemberType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPQualifierType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPReferenceType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPClassSpecializationScope;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPDeferredClassInstance;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalUnknownScope;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPUnknownBinding;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPUnknownClassInstance;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPUnknownClassType;
import org.eclipse.cdt.internal.core.index.CIndex;
import org.eclipse.cdt.internal.core.index.IIndexFragmentBinding;
import org.eclipse.cdt.internal.core.index.IIndexScope;
import org.eclipse.cdt.internal.core.index.composite.AbstractCompositeFactory;
import org.eclipse.cdt.internal.core.index.composite.CompositeMacroContainer;
import org.eclipse.cdt.internal.core.index.composite.CompositingNotImplementedError;
import org.eclipse.cdt.internal.core.index.composite.ICompositesFactory;
import org.eclipse.core.runtime.CoreException;
public class CPPCompositesFactory extends AbstractCompositeFactory {
public CPPCompositesFactory(IIndex index) {
super(index);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.internal.core.index.composite.cpp.ICompositesFactory#getCompositeScope(org.eclipse.cdt.core.index.IIndex, org.eclipse.cdt.core.dom.ast.IScope)
*/
public IIndexScope getCompositeScope(IIndexScope rscope) {
try {
if (rscope == null) {
return null;
}
if (rscope instanceof ICPPClassScope) {
if (rscope instanceof ICPPClassSpecializationScope) {
return new CompositeCPPClassSpecializationScope(this, (IIndexFragmentBinding) rscope.getScopeBinding());
}
ICPPClassScope classScope = (ICPPClassScope) rscope;
return new CompositeCPPClassScope(this, findOneBinding(classScope.getClassType()));
}
if (rscope instanceof ICPPNamespaceScope) {
ICPPNamespace[] namespaces;
if (rscope instanceof CompositeCPPNamespace) {
// avoid duplicating the search
namespaces = ((CompositeCPPNamespace) rscope).namespaces;
} else {
namespaces = getNamespaces(rscope.getScopeBinding());
}
return new CompositeCPPNamespaceScope(this, namespaces);
}
if (rscope instanceof ICPPInternalUnknownScope) {
ICPPInternalUnknownScope uscope= (ICPPInternalUnknownScope) rscope;
final ICPPBinding binding = uscope.getScopeBinding();
return new CompositeCPPUnknownScope((CompositeCPPBinding) getCompositeBinding((IIndexFragmentBinding) binding), (IASTName) uscope.getPhysicalNode());
}
throw new CompositingNotImplementedError(rscope.getClass().getName());
} catch(CoreException ce) {
CCorePlugin.log(ce);
throw new CompositingNotImplementedError(ce.getMessage());
}
}
/* (non-Javadoc)
* @see org.eclipse.cdt.internal.core.index.composite.cpp.ICompositesFactory#getCompositeType(org.eclipse.cdt.core.index.IIndex, org.eclipse.cdt.core.dom.ast.IType)
*/
public IType getCompositeType(IType rtype) {
if (rtype instanceof IIndexFragmentBinding) {
return (IType) getCompositeBinding((IIndexFragmentBinding) rtype);
}
if (rtype instanceof ICPPFunctionType) {
ICPPFunctionType ft= (ICPPFunctionType) rtype;
IType r= ft.getReturnType();
IType r2= getCompositeType(r);
IType[] p= ft.getParameterTypes();
IType[] p2= getCompositeTypes(p);
if (r != r2 || p != p2) {
return new CPPFunctionType(r2, p2, ft.isConst(), ft.isVolatile(), ft.takesVarArgs());
}
return ft;
}
if (rtype instanceof ICPPPointerToMemberType) {
ICPPPointerToMemberType pmt= (ICPPPointerToMemberType) rtype;
IType ct= pmt.getMemberOfClass();
IType ct2= getCompositeType(ct);
IType t= pmt.getType();
IType t2= getCompositeType(t);
if (ct != ct2 || t != t2) {
return new CPPPointerToMemberType(t2, ct2, pmt.isConst(), pmt.isVolatile(), pmt.isRestrict());
}
return pmt;
}
if (rtype instanceof IPointerType) {
IPointerType pt= (IPointerType) rtype;
IType r= pt.getType();
IType r2= getCompositeType(r);
if (r != r2) {
return new CPPPointerType(r2, pt.isConst(), pt.isVolatile(), pt.isRestrict());
}
return pt;
}
if (rtype instanceof ICPPReferenceType) {
ICPPReferenceType rt= (ICPPReferenceType) rtype;
IType r= rt.getType();
IType r2= getCompositeType(r);
if (r != r2) {
return new CPPReferenceType(r2, rt.isRValueReference());
}
return rt;
}
if (rtype instanceof ICPPParameterPackType) {
ICPPParameterPackType rt= (ICPPParameterPackType) rtype;
IType r= rt.getType();
IType r2= getCompositeType(r);
if (r != r2 && r2 != null) {
return new CPPParameterPackType(r2);
}
return rt;
}
if (rtype instanceof IQualifierType) {
IQualifierType qt= (IQualifierType) rtype;
IType r= qt.getType();
IType r2= getCompositeType(r);
if (r != r2) {
return new CPPQualifierType(r2, qt.isConst(), qt.isVolatile());
}
return qt;
}
if (rtype instanceof IArrayType) {
IArrayType at= (IArrayType) rtype;
IType r= at.getType();
IType r2= getCompositeType(r);
IValue v= at.getSize();
IValue v2= getCompositeValue(v);
if (r != r2 || v != v2) {
return new CPPArrayType(r2, v2);
}
return at;
}
if (rtype instanceof IBasicType || rtype == null || rtype instanceof ISemanticProblem) {
return rtype;
}
throw new CompositingNotImplementedError();
}
public IValue getCompositeValue(IValue v) {
if (v == null)
return null;
IBinding[] b= v.getUnknownBindings();
if (b.length == 0)
return v;
ICPPUnknownBinding[] b2= new ICPPUnknownBinding[b.length];
for (int i = 0; i < b2.length; i++) {
b2[i]= (ICPPUnknownBinding) getCompositeBinding((IIndexFragmentBinding) b[i]);
}
return Value.fromInternalRepresentation(v.getInternalExpression(), b2);
}
private ICPPNamespace[] getNamespaces(IBinding rbinding) throws CoreException {
CIndex cindex = (CIndex) index;
IIndexBinding[] ibs = cindex.findEquivalentBindings(rbinding);
ICPPNamespace[] namespaces = new ICPPNamespace[ibs.length];
for (int i = 0; i < namespaces.length; i++)
namespaces[i] = (ICPPNamespace) ibs[i];
return namespaces;
}
IIndex getContext() {
return index;
}
protected IIndexFragmentBinding findOneBinding(IBinding binding) {
return findOneBinding(binding, false);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.internal.core.index.composite.cpp.ICompositesFactory#getCompositeBinding(org.eclipse.cdt.core.index.IIndex, org.eclipse.cdt.core.dom.ast.IBinding)
*/
public IIndexBinding getCompositeBinding(IIndexFragmentBinding binding) {
IIndexBinding result;
try {
if (binding == null) {
result = null;
} else if (binding instanceof ICPPSpecialization) {
if (binding instanceof ICPPTemplateInstance) {
if (binding instanceof ICPPDeferredClassInstance) {
return new CompositeCPPDeferredClassInstance(this, (ICPPDeferredClassInstance) findOneBinding(binding));
} else {
if (binding instanceof ICPPClassType) {
return new CompositeCPPClassInstance(this, (ICPPClassType) findOneBinding(binding));
} else if (binding instanceof ICPPConstructor) {
return new CompositeCPPConstructorInstance(this, (ICPPConstructor) binding);
} else if (binding instanceof ICPPMethod) {
return new CompositeCPPMethodInstance(this, (ICPPMethod) binding);
} else if (binding instanceof ICPPFunction) {
return new CompositeCPPFunctionInstance(this, (ICPPFunction) binding);
} else {
throw new CompositingNotImplementedError("composite binding unavailable for " + binding + " " + binding.getClass()); //$NON-NLS-1$ //$NON-NLS-2$
}
}
} else if (binding instanceof ICPPTemplateDefinition) {
if (binding instanceof ICPPClassTemplatePartialSpecialization) {
if (binding instanceof ICPPClassTemplatePartialSpecializationSpecialization)
return new CompositeCPPClassTemplatePartialSpecializationSpecialization(this, (ICPPClassTemplatePartialSpecializationSpecialization) binding);
return new CompositeCPPClassTemplatePartialSpecialization(this, (ICPPClassTemplatePartialSpecialization) findOneBinding(binding));
} else if (binding instanceof ICPPClassType) {
return new CompositeCPPClassTemplateSpecialization(this, (ICPPClassType) binding);
} else if (binding instanceof ICPPConstructor) {
return new CompositeCPPConstructorTemplateSpecialization(this, (ICPPConstructor) binding);
} else if (binding instanceof ICPPMethod) {
return new CompositeCPPMethodTemplateSpecialization(this, (ICPPMethod) binding);
} else if (binding instanceof ICPPFunctionType) {
return new CompositeCPPFunctionTemplateSpecialization(this, (ICPPFunction) binding);
} else {
throw new CompositingNotImplementedError("composite binding unavailable for " + binding + " " + binding.getClass()); //$NON-NLS-1$ //$NON-NLS-2$
}
} else {
if (binding instanceof ICPPClassType) {
return new CompositeCPPClassSpecialization(this, (ICPPClassType) findOneBinding(binding));
} else if (binding instanceof ICPPConstructor) {
return new CompositeCPPConstructorSpecialization(this, (ICPPConstructor) findOneBinding(binding, true));
} else if (binding instanceof ICPPMethod) {
return new CompositeCPPMethodSpecialization(this, (ICPPMethod) findOneBinding(binding, true));
} else if (binding instanceof ICPPFunction) {
return new CompositeCPPFunctionSpecialization(this, (ICPPFunction) findOneBinding(binding, true));
} else if (binding instanceof ICPPField) {
return new CompositeCPPField(this, (ICPPField) binding);
} else if (binding instanceof ICPPParameter) {
return new CompositeCPPParameterSpecialization(this, (ICPPParameter) binding);
} else if (binding instanceof ITypedef) {
return new CompositeCPPTypedefSpecialization(this, (ICPPBinding) binding);
} else if (binding instanceof ICPPUsingDeclaration) {
return new CompositeCPPUsingDeclarationSpecialization(this, (ICPPUsingDeclaration) binding);
} else {
throw new CompositingNotImplementedError("composite binding unavailable for " + binding + " " + binding.getClass()); //$NON-NLS-1$ //$NON-NLS-2$
}
}
} else if(binding instanceof ICPPTemplateParameter) {
if (binding instanceof ICPPTemplateTypeParameter) {
result = new CompositeCPPTemplateTypeParameter(this, (ICPPTemplateTypeParameter) binding);
} else if (binding instanceof ICPPTemplateNonTypeParameter) {
result = new CompositeCPPTemplateNonTypeParameter(this, (ICPPTemplateNonTypeParameter) binding);
} else if (binding instanceof ICPPTemplateTemplateParameter) {
result = new CompositeCPPTemplateTemplateParameter(this, (ICPPTemplateTemplateParameter) binding);
} else {
throw new CompositingNotImplementedError("composite binding unavailable for " + binding + " " + binding.getClass()); //$NON-NLS-1$ //$NON-NLS-2$
}
} else if (binding instanceof ICPPTemplateDefinition) {
if (binding instanceof ICPPClassTemplate) {
ICPPClassType def= (ICPPClassType) findOneBinding(binding);
return new CompositeCPPClassTemplate(this, def);
} else if (binding instanceof ICPPConstructor) {
return new CompositeCPPConstructorTemplate(this, (ICPPConstructor) binding);
} else if (binding instanceof ICPPMethod) {
return new CompositeCPPMethodTemplate(this, (ICPPMethod) binding);
} else if (binding instanceof ICPPFunctionTemplate) {
return new CompositeCPPFunctionTemplate(this, (ICPPFunction) binding);
} else {
throw new CompositingNotImplementedError("composite binding unavailable for " + binding + " " + binding.getClass()); //$NON-NLS-1$ //$NON-NLS-2$
}
} else if (binding instanceof ICPPParameter) {
result = new CompositeCPPParameter(this, (ICPPParameter) binding);
} else if (binding instanceof ICPPField) {
result = new CompositeCPPField(this, (ICPPField) binding);
} else if (binding instanceof ICPPVariable) {
result = new CompositeCPPVariable(this, (ICPPVariable) binding);
} else if (binding instanceof ICPPUnknownBinding) {
if (binding instanceof ICPPUnknownClassInstance) {
result = new CompositeCPPUnknownClassInstance(this, (ICPPUnknownClassInstance) binding);
} else if (binding instanceof ICPPUnknownClassType) {
result = new CompositeCPPUnknownClassType(this, (ICPPUnknownClassType) binding);
} else {
result= new CompositeCPPUnknownBinding(this, (ICPPUnknownBinding) binding);
}
} else if (binding instanceof ICPPClassType) {
ICPPClassType def = (ICPPClassType) findOneBinding(binding);
result = def == null ? null : new CompositeCPPClassType(this, def);
} else if (binding instanceof ICPPConstructor) {
result = new CompositeCPPConstructor(this, (ICPPConstructor) binding);
} else if (binding instanceof ICPPMethod) {
result = new CompositeCPPMethod(this, (ICPPMethod) binding);
} else if (binding instanceof ICPPNamespaceAlias) {
result = new CompositeCPPNamespaceAlias(this, (ICPPNamespaceAlias) binding);
} else if (binding instanceof ICPPNamespace) {
ICPPNamespace[] ns = getNamespaces(binding);
result = ns.length == 0 ? null : new CompositeCPPNamespace(this, ns);
} else if (binding instanceof ICPPUsingDeclaration) {
result = new CompositeCPPUsingDeclaration(this, (ICPPUsingDeclaration) binding);
} else if (binding instanceof ICPPEnumeration) {
ICPPEnumeration def = (ICPPEnumeration) findOneBinding(binding);
result = def == null ? null : new CompositeCPPEnumeration(this, def);
} else if (binding instanceof ICPPFunction) {
result = new CompositeCPPFunction(this, (ICPPFunction) binding);
} else if (binding instanceof IEnumerator) {
result = new CompositeCPPEnumerator(this, (IEnumerator) binding);
} else if (binding instanceof ITypedef) {
result = new CompositeCPPTypedef(this, (ICPPBinding) binding);
} else if (binding instanceof IIndexMacroContainer) {
result= new CompositeMacroContainer(this, binding);
} else {
throw new CompositingNotImplementedError("composite binding unavailable for " + binding + " " + binding.getClass()); //$NON-NLS-1$ //$NON-NLS-2$
}
} catch(CoreException ce) {
CCorePlugin.log(ce);
throw new CompositingNotImplementedError(ce.getMessage());
}
return result;
}
private static class Key {
final long i;
final int j;
final long k;
public Key(long id1, int id2, long id3) {
i= id1;
j= id2;
k= id3;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + (int) (i ^ (i >>> 32));
result = prime * result + j;
result = prime * result + (int) k;
return result;
}
@Override
public boolean equals(Object obj) {
if (obj instanceof Key) {
Key other = (Key) obj;
return i == other.i && j == other.j && k == other.k;
}
return false;
}
}
public static Object createInstanceCacheKey(ICompositesFactory cf, IIndexFragmentBinding rbinding) {
return new Key(Thread.currentThread().getId(), cf.hashCode(), rbinding.getBindingID());
}
public static Object createSpecializationKey(ICompositesFactory cf,IIndexFragmentBinding rbinding) {
return new Key(Thread.currentThread().getId(), cf.hashCode(), rbinding.getBindingID()+1);
}
}