/*******************************************************************************
* Copyright (c) 2007, 2016 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.CCorePlugin;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
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.ICPPTemplateArgument;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateDefinition;
import org.eclipse.cdt.internal.core.Util;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPClassTemplatePartialSpecialization;
import org.eclipse.cdt.internal.core.index.IIndexCPPBindingConstants;
import org.eclipse.cdt.internal.core.index.IndexCPPSignatureUtil;
import org.eclipse.cdt.internal.core.pdom.db.Database;
import org.eclipse.cdt.internal.core.pdom.dom.IPDOMOverloader;
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.core.runtime.CoreException;
/**
* Partial specialization of a class template for the index.
*/
class PDOMCPPClassTemplatePartialSpecialization extends PDOMCPPClassTemplate
implements IPDOMPartialSpecialization, IPDOMOverloader, ICPPClassTemplatePartialSpecialization {
private static final int ARGUMENTS = PDOMCPPClassTemplate.RECORD_SIZE + 0;
private static final int SIGNATURE_HASH = PDOMCPPClassTemplate.RECORD_SIZE + 4;
private static final int PRIMARY = PDOMCPPClassTemplate.RECORD_SIZE + 8;
private static final int NEXT_PARTIAL = PDOMCPPClassTemplate.RECORD_SIZE + 12;
/**
* The size in bytes of a PDOMCPPClassTemplatePartialSpecialization record in the database.
*/
@SuppressWarnings("hiding")
protected static final int RECORD_SIZE = PDOMCPPClassTemplate.RECORD_SIZE + 16;
public PDOMCPPClassTemplatePartialSpecialization(PDOMCPPLinkage linkage, PDOMNode parent,
ICPPClassTemplatePartialSpecialization partial, PDOMCPPClassTemplate primary)
throws CoreException, DOMException {
super(linkage, parent, partial);
getDB().putRecPtr(record + PRIMARY, primary.getRecord());
primary.addPartial(this);
try {
Integer sigHash = IndexCPPSignatureUtil.getSignatureHash(partial);
getDB().putInt(record + SIGNATURE_HASH, sigHash != null ? sigHash.intValue() : 0);
} catch (DOMException e) {
throw new CoreException(Util.createStatus(e));
}
linkage.new ConfigurePartialSpecialization(this, partial);
}
public PDOMCPPClassTemplatePartialSpecialization(PDOMLinkage linkage, long bindingRecord) {
super(linkage, bindingRecord);
}
@Override
public int getSignatureHash() throws CoreException {
return getDB().getInt(record + SIGNATURE_HASH);
}
@Override
protected int getRecordSize() {
return RECORD_SIZE;
}
@Override
public int getNodeType() {
return IIndexCPPBindingConstants.CPP_CLASS_TEMPLATE_PARTIAL_SPEC;
}
public PDOMCPPClassTemplatePartialSpecialization getNextPartial() throws CoreException {
long value = getDB().getRecPtr(record + NEXT_PARTIAL);
return value != 0 ? new PDOMCPPClassTemplatePartialSpecialization(getLinkage(), value) : null;
}
public void setNextPartial(PDOMCPPClassTemplatePartialSpecialization partial) throws CoreException {
long value = partial != null ? partial.getRecord() : 0;
getDB().putRecPtr(record + NEXT_PARTIAL, value);
}
@Override
public ICPPClassTemplate getPrimaryClassTemplate() {
try {
return new PDOMCPPClassTemplate(getLinkage(), getDB().getRecPtr(record + PRIMARY));
} catch (CoreException e) {
CCorePlugin.log("Failed to load primary template for " + getName(), e); //$NON-NLS-1$
return null;
}
}
@Override
public void setTemplateArguments(ICPPTemplateArgument[] templateArguments) throws CoreException {
final Database db = getPDOM().getDB();
long oldRec = db.getRecPtr(record + ARGUMENTS);
long rec= PDOMCPPArgumentList.putArguments(this, templateArguments);
db.putRecPtr(record + ARGUMENTS, rec);
if (oldRec != 0) {
PDOMCPPArgumentList.clearArguments(this, oldRec);
}
}
@Override
public ICPPTemplateArgument[] getTemplateArguments() {
try {
final long rec= getPDOM().getDB().getRecPtr(record + ARGUMENTS);
return PDOMCPPArgumentList.getArguments(this, rec);
} catch (CoreException e) {
CCorePlugin.log("Failed to load template arguments for " + getName(), e); //$NON-NLS-1$
return ICPPTemplateArgument.EMPTY_ARGUMENTS;
}
}
@Override
public int pdomCompareTo(PDOMBinding other) {
int cmp = super.pdomCompareTo(other);
if (cmp == 0) {
if (other instanceof PDOMCPPClassTemplatePartialSpecialization) {
try {
PDOMCPPClassTemplatePartialSpecialization otherSpec = (PDOMCPPClassTemplatePartialSpecialization) other;
int mySM = getSignatureHash();
int otherSM = otherSpec.getSignatureHash();
return mySM == otherSM ? 0 : mySM < otherSM ? -1 : 1;
} catch (CoreException e) {
CCorePlugin.log("Comparison failure for " + getName(), e); //$NON-NLS-1$
}
} else {
assert false;
CCorePlugin.log(new AssertionError("Assertion failure for " + getName())); //$NON-NLS-1$
}
}
return cmp;
}
@Override
public boolean isSameType(IType type) {
if (type instanceof ITypedef) {
return type.isSameType(this);
}
if (type instanceof PDOMNode) {
PDOMNode node= (PDOMNode) type;
if (node.getPDOM() == getPDOM()) {
return node.getRecord() == getRecord();
}
}
if (!(type instanceof ICPPClassTemplatePartialSpecialization)) {
return false;
}
final ICPPClassTemplatePartialSpecialization rhs = (ICPPClassTemplatePartialSpecialization) type;
return CPPClassTemplatePartialSpecialization.isSamePartialClassSpecialization(this, rhs);
}
@Override
public ICPPTemplateDefinition getPrimaryTemplate() {
return getPrimaryClassTemplate();
}
}