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/*******************************************************************************
* Copyright (c) 2008, 2011 Google, 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:
* Sergey Prigogin (Google) - initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.pdom.dom.cpp;
import org.eclipse.cdt.core.dom.IPDOMVisitor;
import org.eclipse.cdt.core.dom.ast.EScopeKind;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IField;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPBase;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassScope;
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.ICPPField;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPScope;
import org.eclipse.cdt.core.index.IIndexBinding;
import org.eclipse.cdt.core.index.IIndexFileSet;
import org.eclipse.cdt.core.parser.util.CharArrayUtils;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPDeferredClassInstance;
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.dom.parser.cpp.semantics.CPPSemantics;
import org.eclipse.cdt.internal.core.index.IIndexCPPBindingConstants;
import org.eclipse.cdt.internal.core.index.IIndexScope;
import org.eclipse.cdt.internal.core.index.IIndexType;
import org.eclipse.cdt.internal.core.pdom.db.PDOMNodeLinkedList;
import org.eclipse.cdt.internal.core.pdom.dom.IPDOMMemberOwner;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMLinkage;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMNode;
import org.eclipse.core.runtime.CoreException;
/**
* @author Sergey Prigogin
*/
class PDOMCPPUnknownClassType extends PDOMCPPUnknownBinding
implements ICPPClassScope, ICPPUnknownClassType, IPDOMMemberOwner, IIndexType, IIndexScope {
private static final int KEY = PDOMCPPBinding.RECORD_SIZE + 0; // byte
private static final int MEMBERLIST = PDOMCPPBinding.RECORD_SIZE + 4;
@SuppressWarnings("hiding")
protected static final int RECORD_SIZE = PDOMCPPUnknownBinding.RECORD_SIZE + 8;
private PDOMCPPUnknownScope unknownScope; // No need for volatile, PDOMCPPUnknownScope protects its fields
public PDOMCPPUnknownClassType(PDOMLinkage linkage, PDOMNode parent, ICPPUnknownClassType classType) throws CoreException {
super(linkage, parent, classType);
setKind(classType);
// Linked list is initialized by storage being zero'd by malloc
}
public PDOMCPPUnknownClassType(PDOMLinkage linkage, long bindingRecord) {
super(linkage, bindingRecord);
}
@Override
public EScopeKind getKind() {
return EScopeKind.eClassType;
}
@Override
public void update(PDOMLinkage linkage, IBinding newBinding) throws CoreException {
if (newBinding instanceof ICPPClassType) {
ICPPClassType ct= (ICPPClassType) newBinding;
setKind(ct);
super.update(linkage, newBinding);
}
}
private void setKind(ICPPClassType ct) throws CoreException {
getDB().putByte(record + KEY, (byte) ct.getKey());
}
@Override
public void addChild(PDOMNode member) throws CoreException {
PDOMNodeLinkedList list = new PDOMNodeLinkedList(getLinkage(), record + MEMBERLIST);
list.addMember(member);
}
@Override
protected int getRecordSize() {
return RECORD_SIZE;
}
@Override
public int getNodeType() {
return IIndexCPPBindingConstants.CPP_UNKNOWN_CLASS_TYPE;
}
@Override
public void accept(IPDOMVisitor visitor) throws CoreException {
super.accept(visitor);
PDOMNodeLinkedList list = new PDOMNodeLinkedList(getLinkage(), record + MEMBERLIST);
list.accept(visitor);
}
@Override
public ICPPMethod[] getImplicitMethods() {
return ICPPMethod.EMPTY_CPPMETHOD_ARRAY;
}
@Override
public IScope getCompositeScope() {
return this;
}
@Override
public ICPPScope asScope() {
if (unknownScope == null) {
unknownScope= new PDOMCPPUnknownScope(this, getUnknownName());
}
return unknownScope;
}
@Override
public IIndexBinding getScopeBinding() {
return this;
}
@Override
public ICPPClassType getClassType() {
return this;
}
@Override
public IBinding getBinding(IASTName name, boolean resolve, IIndexFileSet fileSet) {
return null;
}
@Deprecated @Override
public IBinding[] getBindings(IASTName name, boolean resolve, boolean prefixLookup, IIndexFileSet fileSet) {
return IBinding.EMPTY_BINDING_ARRAY;
}
@Override
public IBinding[] getBindings(ScopeLookupData lookup) {
return IBinding.EMPTY_BINDING_ARRAY;
}
@Override
public IBinding[] find(String name) {
return CPPSemantics.findBindings(this, name, false);
}
// Not implemented
@Override
public Object clone() {
throw new UnsupportedOperationException();
}
@Override
public IField findField(String name) {
return null;
}
@Override
public boolean mayHaveChildren() {
return true;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getBases()
*/
@Override
public ICPPBase[] getBases() {
return ICPPBase.EMPTY_BASE_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.ICompositeType#getFields()
*/
@Override
public IField[] getFields() {
return IField.EMPTY_FIELD_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getDeclaredFields()
*/
@Override
public ICPPField[] getDeclaredFields() {
return ICPPField.EMPTY_CPPFIELD_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getMethods()
*/
@Override
public ICPPMethod[] getMethods() {
return ICPPMethod.EMPTY_CPPMETHOD_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getAllDeclaredMethods()
*/
@Override
public ICPPMethod[] getAllDeclaredMethods() {
return ICPPMethod.EMPTY_CPPMETHOD_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getDeclaredMethods()
*/
@Override
public ICPPMethod[] getDeclaredMethods() {
return ICPPMethod.EMPTY_CPPMETHOD_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getConstructors()
*/
@Override
public ICPPConstructor[] getConstructors() {
return ICPPConstructor.EMPTY_CONSTRUCTOR_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType#getFriends()
*/
@Override
public IBinding[] getFriends() {
return IBinding.EMPTY_BINDING_ARRAY;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.ICompositeType#getKey()
*/
@Override
public int getKey() {
return 0;
}
/* (non-Javadoc)
* @see IType#isSameType(IType)
*/
@Override
public boolean isSameType(IType type) {
if (type instanceof ITypedef) {
return type.isSameType(this);
}
if (type instanceof PDOMNode) {
PDOMNode node= (PDOMNode) type;
// Different PDOM bindings may result in equal types if a parent
// turns out to be a template parameter.
if (node.getPDOM() == getPDOM() && node.getRecord() == getRecord()) {
return true;
}
}
if (type instanceof ICPPUnknownClassType
&& !(type instanceof ICPPUnknownClassInstance)
&& !(type instanceof ICPPDeferredClassInstance)) {
ICPPUnknownClassType rhs= (ICPPUnknownClassType) type;
if (CharArrayUtils.equals(getNameCharArray(), rhs.getNameCharArray())) {
final IBinding lhsContainer = getOwner();
final IBinding rhsContainer = rhs.getOwner();
if (lhsContainer instanceof IType && rhsContainer instanceof IType) {
return ((IType)lhsContainer).isSameType((IType) rhsContainer);
}
}
}
return false;
}
@Override
public ICPPClassType[] getNestedClasses() {
return ICPPClassType.EMPTY_CLASS_ARRAY;
}
@Override
public boolean isAnonymous() {
return false;
}
}
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