1 files changed, 135 insertions, 0 deletions
diff --git a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/ArrayCreationNode.java b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/ArrayCreationNode.java
new file mode 100644
index 0000000000..4af69077d3
--- /dev/null
+++ b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/ArrayCreationNode.java
@@ -0,0 +1,135 @@
+package org.checkerframework.dataflow.cfg.node;
+
+/*>>>
+import org.checkerframework.checker.nullness.qual.Nullable;
+*/
+
+import org.checkerframework.dataflow.util.HashCodeUtils;
+
+import java.util.Collection;
+import java.util.LinkedList;
+import java.util.List;
+
+import javax.lang.model.type.TypeMirror;
+
+import com.sun.source.tree.NewArrayTree;
+import com.sun.source.tree.Tree;
+
+/**
+ * A node for new array creation
+ *
+ * <pre>
+ *   <em>new type [1][2]</em>
+ *   <em>new type [] = { expr1, expr2, ... }</em>
+ * </pre>
+ *
+ * @author Stefan Heule
+ * @author Charlie Garrett
+ *
+ */
+public class ArrayCreationNode extends Node {
+
+    // The tree is null when an array is created for
+    // variable arity method calls.
+    protected /*@Nullable*/ NewArrayTree tree;
+    protected List<Node> dimensions;
+    protected List<Node> initializers;
+
+    public ArrayCreationNode(/*@Nullable*/ NewArrayTree tree,
+            TypeMirror type,
+            List<Node> dimensions,
+            List<Node> initializers) {
+        super(type);
+        this.tree = tree;
+        this.dimensions = dimensions;
+        this.initializers = initializers;
+    }
+
+    public List<Node> getDimensions() {
+        return dimensions;
+    }
+
+    public Node getDimension(int i) {
+        return dimensions.get(i);
+    }
+
+    public List<Node> getInitializers() {
+        return initializers;
+    }
+
+    public Node getInitializer(int i) {
+        return initializers.get(i);
+    }
+
+    @Override
+    public Tree getTree() {
+        return tree;
+    }
+
+    @Override
+    public <R, P> R accept(NodeVisitor<R, P> visitor, P p) {
+        return visitor.visitArrayCreation(this, p);
+    }
+
+    @Override
+    public String toString() {
+        StringBuffer sb = new StringBuffer();
+        sb.append("new " + type);
+        if (!dimensions.isEmpty()) {
+            boolean needComma = false;
+            sb.append(" (");
+            for (Node dim : dimensions) {
+                if (needComma) {
+                    sb.append(", ");
+                }
+                sb.append(dim);
+                needComma = true;
+            }
+            sb.append(")");
+        }
+        if (!initializers.isEmpty()) {
+            boolean needComma = false;
+            sb.append(" = {");
+            for (Node init : initializers) {
+                if (needComma) {
+                    sb.append(", ");
+                }
+                sb.append(init);
+                needComma = true;
+            }
+            sb.append("}");
+        }
+        return sb.toString();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj == null || !(obj instanceof ArrayCreationNode)) {
+            return false;
+        }
+        ArrayCreationNode other = (ArrayCreationNode) obj;
+
+        return getDimensions().equals(other.getDimensions())
+                && getInitializers().equals(other.getInitializers());
+    }
+
+    @Override
+    public int hashCode() {
+        int hash = 0;
+        for (Node dim : dimensions) {
+            hash = HashCodeUtils.hash(hash, dim.hashCode());
+        }
+        for (Node init : initializers) {
+            hash = HashCodeUtils.hash(hash, init.hashCode());
+        }
+        return hash;
+    }
+
+    @Override
+    public Collection<Node> getOperands() {
+        LinkedList<Node> list = new LinkedList<Node>();
+        list.addAll(dimensions);
+        list.addAll(initializers);
+        return list;
+    }
+}