| package org.checkerframework.dataflow.cfg.node; |
| |
| import com.sun.source.tree.Tree.Kind; |
| import com.sun.source.tree.UnaryTree; |
| import java.util.Objects; |
| import org.checkerframework.checker.nullness.qual.Nullable; |
| |
| /** |
| * A node for the bitwise complement operation: |
| * |
| * <pre> |
| * ~ <em>expression</em> |
| * </pre> |
| */ |
| public class BitwiseComplementNode extends UnaryOperationNode { |
| |
| public BitwiseComplementNode(UnaryTree tree, Node operand) { |
| super(tree, operand); |
| assert tree.getKind() == Kind.BITWISE_COMPLEMENT; |
| } |
| |
| @Override |
| public <R, P> R accept(NodeVisitor<R, P> visitor, P p) { |
| return visitor.visitBitwiseComplement(this, p); |
| } |
| |
| @Override |
| public String toString() { |
| return "(~ " + getOperand() + ")"; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object obj) { |
| if (!(obj instanceof BitwiseComplementNode)) { |
| return false; |
| } |
| BitwiseComplementNode other = (BitwiseComplementNode) obj; |
| return getOperand().equals(other.getOperand()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(BitwiseComplementNode.class, getOperand()); |
| } |
| } |