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/*******************************************************************************
* Copyright (c) 2004, 2014 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Andrew Niefer (IBM Corporation) - initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.ASTTypeUtil;
import org.eclipse.cdt.core.dom.ast.IQualifierType;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.internal.core.dom.parser.ISerializableType;
import org.eclipse.cdt.internal.core.dom.parser.ITypeContainer;
import org.eclipse.cdt.internal.core.dom.parser.ITypeMarshalBuffer;
import org.eclipse.core.runtime.CoreException;
public class CPPQualifierType implements IQualifierType, ITypeContainer, ISerializableType {
private final boolean isConst;
private final boolean isVolatile;
private IType type;
public CPPQualifierType(IType type, boolean isConst, boolean isVolatile) {
this.isConst = isConst;
this.isVolatile = isVolatile;
setType(type);
}
@Override
public boolean isSameType(IType o) {
if (o instanceof ITypedef)
return o.isSameType(this);
if (!(o instanceof IQualifierType))
return false;
IQualifierType pt = (IQualifierType) o;
if (isConst() == pt.isConst() && isVolatile() == pt.isVolatile() && type != null)
return type.isSameType(pt.getType());
return false;
}
@Override
public boolean isConst() {
return isConst;
}
@Override
public boolean isVolatile() {
return isVolatile;
}
@Override
public IType getType() {
return type;
}
@Override
public void setType(IType t) {
assert t != null;
type = t;
}
@Override
public Object clone() {
IType t = null;
try {
t = (IType) super.clone();
} catch (CloneNotSupportedException e) {
//not going to happen
}
return t;
}
@Override
public String toString() {
return ASTTypeUtil.getType(this);
}
@Override
public void marshal(ITypeMarshalBuffer buffer) throws CoreException {
short firstBytes= ITypeMarshalBuffer.CVQUALIFIER_TYPE;
if (isConst()) firstBytes |= ITypeMarshalBuffer.FLAG1;
if (isVolatile()) firstBytes |= ITypeMarshalBuffer.FLAG2;
buffer.putShort(firstBytes);
buffer.marshalType(getType());
}
public static IType unmarshal(short firstBytes, ITypeMarshalBuffer buffer) throws CoreException {
IType nested= buffer.unmarshalType();
return new CPPQualifierType(nested, (firstBytes & ITypeMarshalBuffer.FLAG1) != 0,
(firstBytes & ITypeMarshalBuffer.FLAG2) != 0);
}
}
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