/*******************************************************************************
* Copyright (c) 2007, 2010 QNX 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:
* Bryan Wilkinson (QNX) - Initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.pdom.dom.cpp;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPFunctionType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.internal.core.Util;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ClassTypeHelper;
import org.eclipse.cdt.internal.core.index.IIndexCPPBindingConstants;
import org.eclipse.cdt.internal.core.pdom.db.Database;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMBinding;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMLinkage;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMNode;
import org.eclipse.cdt.internal.core.pdom.dom.c.PDOMCAnnotation;
import org.eclipse.core.runtime.CoreException;
/**
* Specialization of a method
*/
class PDOMCPPMethodSpecialization extends PDOMCPPFunctionSpecialization
implements ICPPMethod {
/**
* Offset of remaining annotation information (relative to the beginning of
* the record).
*/
protected static final int ANNOTATION1 = PDOMCPPFunctionSpecialization.RECORD_SIZE; // byte
/**
* The size in bytes of a PDOMCPPMethodSpecialization record in the database.
*/
@SuppressWarnings("hiding")
protected static final int RECORD_SIZE = PDOMCPPFunctionSpecialization.RECORD_SIZE + 1;
/**
* The bit offset of CV qualifier flags within ANNOTATION1.
*/
private static final int CV_OFFSET = PDOMCPPAnnotation.MAX_EXTRA_OFFSET + 1;
public PDOMCPPMethodSpecialization(PDOMLinkage linkage, PDOMNode parent, ICPPMethod method, PDOMBinding specialized) throws CoreException {
super(linkage, parent, method, specialized);
Database db = getDB();
try {
ICPPFunctionType type = method.getType();
byte annotation = 0;
annotation |= PDOMCAnnotation.encodeCVQualifiers(type) << CV_OFFSET;
annotation |= PDOMCPPAnnotation.encodeExtraAnnotation(method);
db.putByte(record + ANNOTATION1, annotation);
} catch (DOMException e) {
throw new CoreException(Util.createStatus(e));
}
}
public PDOMCPPMethodSpecialization(PDOMLinkage linkage, long bindingRecord) {
super(linkage, bindingRecord);
}
@Override
protected int getRecordSize() {
return RECORD_SIZE;
}
@Override
public int getNodeType() {
return IIndexCPPBindingConstants.CPP_METHOD_SPECIALIZATION;
}
public boolean isDestructor() {
return getBit(getByte(record + ANNOTATION1), PDOMCPPAnnotation.DESTRUCTOR_OFFSET);
}
public boolean isImplicit() {
return getBit(getByte(record + ANNOTATION1), PDOMCPPAnnotation.IMPLICIT_METHOD_OFFSET);
}
public boolean isExplicit() {
return getBit(getByte(record + ANNOTATION1), PDOMCPPAnnotation.EXPLICIT_METHOD_OFFSET);
}
public boolean isVirtual() {
return getBit(getByte(record + ANNOTATION1), PDOMCPPAnnotation.VIRTUAL_OFFSET);
}
public boolean isPureVirtual() {
return getBit(getByte(record + ANNOTATION1), PDOMCPPAnnotation.PURE_VIRTUAL_OFFSET);
}
@Override
public boolean isExtern() {
// ISO/IEC 14882:2003 9.2.6
return false;
}
@Override
public boolean isExternC() {
return false;
}
public ICPPClassType getClassOwner() {
return (ICPPClassType) getOwner();
}
public int getVisibility() {
return PDOMCPPAnnotation.getVisibility(getByte(record + ANNOTATION_OFFSET));
}
@Override
public boolean isConst() {
return getBit(getByte(record + ANNOTATION1), PDOMCAnnotation.CONST_OFFSET + CV_OFFSET);
}
@Override
public boolean isVolatile() {
return getBit(getByte(record + ANNOTATION1), PDOMCAnnotation.VOLATILE_OFFSET + CV_OFFSET);
}
@Override
public IType[] getExceptionSpecification() {
if (isImplicit()) {
return ClassTypeHelper.getInheritedExceptionSpecification(this);
}
return super.getExceptionSpecification();
}
}