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/*******************************************************************************
* Copyright (c) 2005, 2015 BEA Systems, Inc.
* 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:
* tyeung@bea.com - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.apt.core.internal.declaration;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eclipse.core.resources.IFile;
import org.eclipse.jdt.apt.core.internal.env.BaseProcessorEnv;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.IBinding;
import com.sun.mirror.declaration.Modifier;
public abstract class DeclarationImpl extends EclipseDeclarationImpl {
/** the type binding corresponding to this declaration */
protected final IBinding _binding;
DeclarationImpl(final IBinding binding, final BaseProcessorEnv env )
{
super(env);
assert binding != null : "binding cannot be null"; //$NON-NLS-1$
_binding = binding;
}
@Override
public boolean equals(Object obj)
{
if(obj instanceof DeclarationImpl)
return _binding.isEqualTo( ((DeclarationImpl)obj)._binding );
return false;
}
@Override
public int hashCode(){
final String key = getDeclarationBinding().getKey();
return key == null ? 0 : key.hashCode();
}
/**
* @return the binding that corresponds to the original declaration.
* For parameterized type or raw type, return the generic type declaration binding.
* For parameterized method, return the method declaration binding that has the
* type parameters not the one with the parameters substituted with type arguments.
* In other cases, simply return the same binding.
*/
public abstract IBinding getDeclarationBinding();
@Override
public Collection<Modifier> getModifiers()
{
final int modBits = getDeclarationBinding().getModifiers();
final List<Modifier> mods = new ArrayList<>(4);
if( org.eclipse.jdt.core.dom.Modifier.isAbstract(modBits) )
mods.add(Modifier.ABSTRACT);
if( org.eclipse.jdt.core.dom.Modifier.isFinal(modBits) )
mods.add(Modifier.FINAL);
if( org.eclipse.jdt.core.dom.Modifier.isNative(modBits) )
mods.add(Modifier.NATIVE);
if( org.eclipse.jdt.core.dom.Modifier.isPrivate(modBits) )
mods.add(Modifier.PRIVATE);
if( org.eclipse.jdt.core.dom.Modifier.isProtected(modBits) )
mods.add(Modifier.PROTECTED);
if( org.eclipse.jdt.core.dom.Modifier.isPublic(modBits) )
mods.add(Modifier.PUBLIC);
if( org.eclipse.jdt.core.dom.Modifier.isStatic(modBits) )
mods.add(Modifier.STATIC);
if( org.eclipse.jdt.core.dom.Modifier.isStrictfp(modBits) )
mods.add(Modifier.STRICTFP);
if( org.eclipse.jdt.core.dom.Modifier.isSynchronized(modBits) )
mods.add(Modifier.SYNCHRONIZED);
if( org.eclipse.jdt.core.dom.Modifier.isTransient(modBits) )
mods.add(Modifier.TRANSIENT);
if( org.eclipse.jdt.core.dom.Modifier.isVolatile(modBits) )
mods.add(Modifier.VOLATILE);
return mods;
}
@Override
public boolean isBindingBased(){ return true; }
@Override
ASTNode getAstNode(){
if( !isFromSource() ) return null;
return _env.getASTNodeForBinding(getDeclarationBinding());
}
@Override
CompilationUnit getCompilationUnit(){
if( !isFromSource() ) return null;
return _env.getCompilationUnitForBinding(getDeclarationBinding());
}
@Override
public IFile getResource(){
if( isFromSource() ){
final IBinding binding = getDeclarationBinding();
return _env.getDeclaringFileForBinding(binding);
}
return null;
}
}
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