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83 lines
2.3 KiB
83 lines
2.3 KiB
/* LocalVarOperator Copyright (C) 1998-2002 Jochen Hoenicke.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; see the file COPYING.LESSER. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id$
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*/
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package net.sf.jode.expr;
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import net.sf.jode.GlobalOptions;
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import net.sf.jode.type.Type;
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import net.sf.jode.decompiler.LocalInfo;
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import net.sf.jode.decompiler.TabbedPrintWriter;
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///#def COLLECTIONS java.util
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import java.util.Collection;
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///#enddef
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public abstract class LocalVarOperator extends Operator {
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LocalInfo local;
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public LocalVarOperator(Type lvalueType, LocalInfo local) {
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super(lvalueType);
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this.local = local;
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local.setOperator(this);
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initOperands(0);
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}
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public abstract boolean isRead();
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public abstract boolean isWrite();
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public void updateSubTypes() {
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if (parent != null
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&& (GlobalOptions.debuggingFlags & GlobalOptions.DEBUG_TYPES) != 0)
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GlobalOptions.err.println("local type changed in: "+parent);
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local.setType(type);
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}
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public void updateType() {
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updateParentType(local.getType());
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}
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public void fillInGenSet(Collection in, Collection gen) {
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if (isRead() && in != null)
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in.add(getLocalInfo());
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if (gen != null)
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gen.add(getLocalInfo());
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super.fillInGenSet(in, gen);
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}
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public void fillDeclarables(Collection used) {
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used.add(local);
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super.fillDeclarables(used);
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}
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public LocalInfo getLocalInfo() {
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return local.getLocalInfo();
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}
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public void setLocalInfo(LocalInfo newLocal) {
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local = newLocal;
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updateType();
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}
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public int getPriority() {
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return 1000;
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}
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public void dumpExpression(TabbedPrintWriter writer) {
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writer.print(local.getName());
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}
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}
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