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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.LinkedList;
import org.checkerframework.javacutil.InternalUtils;
/**
* A node for the string concatenation compound assignment:
*
* <pre>
* <em>variable</em> += <em>expression</em>
* </pre>
*
* @author Stefan Heule
* @author Charlie Garrett
*/
public class StringConcatenateAssignmentNode extends Node {
protected Tree tree;
protected Node left;
protected Node right;
public StringConcatenateAssignmentNode(Tree tree, Node left, Node right) {
super(InternalUtils.typeOf(tree));
assert tree.getKind() == Kind.PLUS_ASSIGNMENT;
this.tree = tree;
this.left = left;
this.right = right;
}
public Node getLeftOperand() {
return left;
}
public Node getRightOperand() {
return right;
}
@Override
public Tree getTree() {
return tree;
}
@Override
public <R, P> R accept(NodeVisitor<R, P> visitor, P p) {
return visitor.visitStringConcatenateAssignment(this, p);
}
@Override
public Collection<Node> getOperands() {
LinkedList<Node> list = new LinkedList<Node>();
list.add(getLeftOperand());
list.add(getRightOperand());
return list;
}
}
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