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64 lines
1.8 KiB
64 lines
1.8 KiB
/* StringAddOperator 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.type.Type;
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import net.sf.jode.decompiler.TabbedPrintWriter;
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public class StringAddOperator extends Operator {
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protected Type operandType;
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public StringAddOperator() {
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super(Type.tString, ADD_OP);
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initOperands(2);
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}
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public int getPriority() {
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return 610;
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}
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public boolean opEquals(Operator o) {
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return (o instanceof StringAddOperator);
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}
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public void updateSubTypes() {
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/* A string add allows everything */
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}
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public void updateType() {
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}
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public void dumpExpression(TabbedPrintWriter writer)
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throws java.io.IOException {
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if (!subExpressions[0].getType().isOfType(Type.tString)
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&& !subExpressions[1].getType().isOfType(Type.tString)) {
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writer.print("\"\"");
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writer.breakOp();
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writer.print(getOperatorString());
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}
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subExpressions[0].dumpExpression(writer, 610);
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writer.breakOp();
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writer.print(getOperatorString());
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subExpressions[1].dumpExpression(writer, 611);
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}
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}
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