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57 lines
1.7 KiB
57 lines
1.7 KiB
/*
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* InstanceOfOperator (c) 1998 Jochen Hoenicke
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*
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* You may distribute under the terms of the GNU General Public License.
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*
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* IN NO EVENT SHALL JOCHEN HOENICKE BE LIABLE TO ANY PARTY FOR DIRECT,
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* INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF
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* THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF JOCHEN HOENICKE
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* HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* JOCHEN HOENICKE SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS"
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* BASIS, AND JOCHEN HOENICKE HAS NO OBLIGATION TO PROVIDE MAINTENANCE,
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* SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* $Id$
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*/
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package jode;
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public class InstanceOfOperator extends SimpleOperator {
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Type instanceType;
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public InstanceOfOperator(Type type) {
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super(Type.tBoolean, 0, 1);
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/* The following is wrong. The operand must not
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* be a super type of the given type, but any type
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* especially if type is an interface.
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*
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* If operand is of class type, it is probably a
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* super type, but who knows?
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*
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* this.operandTypes[0] = Type.tSuperType(type);
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*
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* The forgiving solution:
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*/
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this.instanceType = type;
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this.operandTypes[0] = Type.tUnknown;
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}
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public int getOperandCount() {
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return 1;
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}
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public int getPriority() {
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return 550;
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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 String toString(String[] operands) {
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return operands[0] + " instanceof "+instanceType;
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}
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}
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