| package org.checkerframework.dataflow.cfg.node; |
| |
| import java.util.Collection; |
| import java.util.LinkedList; |
| |
| import javax.lang.model.type.TypeMirror; |
| |
| import org.checkerframework.dataflow.util.HashCodeUtils; |
| |
| import com.sun.source.tree.Tree; |
| import com.sun.source.tree.Tree.Kind; |
| |
| /** |
| * A node for the {@link AssertionError} when an assertion fails. |
| * |
| * <pre> |
| * assert <em>condition</em> : <em>detail</em> ; |
| * </pre> |
| * |
| * @author Stefan Heule |
| * @author Charlie Garrett |
| * |
| */ |
| public class AssertionErrorNode extends Node { |
| |
| protected Tree tree; |
| protected Node condition; |
| protected Node detail; |
| |
| public AssertionErrorNode(Tree tree, Node condition, Node detail, TypeMirror type) { |
| // TODO: Find out the correct "type" for statements. |
| // Is it TypeKind.NONE? |
| super(type); |
| assert tree.getKind() == Kind.ASSERT; |
| this.tree = tree; |
| this.condition = condition; |
| this.detail = detail; |
| } |
| |
| public Node getCondition() { |
| return condition; |
| } |
| |
| public Node getDetail() { |
| return detail; |
| } |
| |
| @Override |
| public Tree getTree() { |
| return tree; |
| } |
| |
| @Override |
| public <R, P> R accept(NodeVisitor<R, P> visitor, P p) { |
| return visitor.visitAssertionError(this, p); |
| } |
| |
| @Override |
| public String toString() { |
| return "AssertionError(" + getDetail() + ")"; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj == null || !(obj instanceof AssertionErrorNode)) { |
| return false; |
| } |
| AssertionErrorNode other = (AssertionErrorNode) obj; |
| return getCondition().equals(other.getCondition()) && |
| getDetail().equals(other.getDetail()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return HashCodeUtils.hash(getCondition(), getDetail()); |
| } |
| |
| @Override |
| public Collection<Node> getOperands() { |
| LinkedList<Node> list = new LinkedList<Node>(); |
| list.add(getCondition()); |
| list.add(getDetail()); |
| return list; |
| } |
| } |