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58 lines
1.7 KiB
58 lines
1.7 KiB
/* CompareUnaryOperator Copyright (C) 1998-1999 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 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 General Public License
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* along with this program; see the file COPYING. 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 jode.expr;
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import jode.Type;
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public class CompareUnaryOperator extends SimpleOperator {
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boolean objectType;
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public CompareUnaryOperator(Type type, int op) {
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super(Type.tBoolean, op, 1);
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operandTypes[0] = type;
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objectType = (type.isOfType(Type.tUObject));
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}
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public int getPriority() {
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switch (getOperatorIndex()) {
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case 26:
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case 27:
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return 500;
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case 28:
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case 29:
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case 30:
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case 31:
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return 550;
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}
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throw new RuntimeException("Illegal operator");
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}
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public int getOperandPriority(int i) {
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return getPriority();
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}
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public boolean equals(Object o) {
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return (o instanceof CompareUnaryOperator) &&
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((CompareUnaryOperator)o).operator == operator;
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}
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public String toString(String[] operands) {
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return operands[0] + getOperatorString() + (objectType?"null":"0");
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}
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}
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