diff options
Diffstat (limited to 'third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/NullChkNode.java')
-rw-r--r-- | third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/NullChkNode.java | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/NullChkNode.java b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/NullChkNode.java deleted file mode 100644 index 6609a29b59..0000000000 --- a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/NullChkNode.java +++ /dev/null @@ -1,69 +0,0 @@ -package org.checkerframework.dataflow.cfg.node; - -import com.sun.source.tree.Tree; -import com.sun.source.tree.Tree.Kind; -import java.util.Collection; -import java.util.Collections; -import org.checkerframework.dataflow.util.HashCodeUtils; -import org.checkerframework.javacutil.InternalUtils; - -/** - * A node for the unary 'nullchk' operation (generated by the Java compiler): - * - * <pre> - * <*nullchk*><em>expression</em> - * </pre> - * - * @author Stefan Heule - * @author Charlie Garrett - */ -public class NullChkNode extends Node { - - protected Tree tree; - protected Node operand; - - public NullChkNode(Tree tree, Node operand) { - super(InternalUtils.typeOf(tree)); - assert tree.getKind() == Kind.OTHER; - this.tree = tree; - this.operand = operand; - } - - public Node getOperand() { - return operand; - } - - @Override - public Tree getTree() { - return tree; - } - - @Override - public <R, P> R accept(NodeVisitor<R, P> visitor, P p) { - return visitor.visitNullChk(this, p); - } - - @Override - public String toString() { - return "(+ " + getOperand() + ")"; - } - - @Override - public boolean equals(Object obj) { - if (obj == null || !(obj instanceof NumericalPlusNode)) { - return false; - } - NumericalPlusNode other = (NumericalPlusNode) obj; - return getOperand().equals(other.getOperand()); - } - - @Override - public int hashCode() { - return HashCodeUtils.hash(getOperand()); - } - - @Override - public Collection<Node> getOperands() { - return Collections.singletonList(getOperand()); - } -} |