Class Node

java.lang.Object
org.apache.cayenne.access.sqlbuilder.sqltree.Node
Direct Known Subclasses:
AliasedNode, CaseNode, ColumnNode, ConvertNode, DeleteNode, DistinctNode, ElseNode, EmptyNode, ExistsNode, ExpressionNode, FirebirdLimitNode, FromNode, FunctionNode, GroupByNode, HavingNode, InNode, InsertColumnsNode, InsertNode, InsertValuesNode, JoinNode, LimitOffsetNode, NotNode, OffsetNode, OrderByNode, PostgresExtractFunctionNode, SelectNode, SelectResultNode, SubqueryNode, TableNode, TextNode, ThenNode, TopNode, TrimmingColumnNode, UpdateNode, UpdateSetNode, ValueNode, WhenNode, WhereNode
public abstract class Node extends Object
Since:
4.2

  • Field Details

    • parent

      protected Node parent

    • children

      protected Node[] children

    • childrenCount

      protected int childrenCount

    • type

      protected final NodeType type

  • Constructor Details

    • Node

      public Node(NodeType type)

    • Node

      public Node()

  • Method Details

    • addChild

      public Node addChild(int index, Node node)

    • addChild

      public Node addChild(Node node)

    • getChild

      public Node getChild(int idx)

    • getChildrenCount

      public int getChildrenCount()

    • replaceChild

      public void replaceChild(int idx, Node node)

    • getParent

      public Node getParent()

    • setParent

      public void setParent(Node parent)

    • visit

      public void visit(NodeTreeVisitor visitor)

    • deepCopy

      public <T extends Node> T deepCopy()
      Returns:
      deep copy(i.e. with copies of all children) of this node

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • getType

      public NodeType getType()

    • copy

      public abstract Node copy()

    • append

      public abstract QuotingAppendable append(QuotingAppendable buffer)

    • appendChildrenSeparator

      public void appendChildrenSeparator(QuotingAppendable buffer, int childInd)

    • appendChildrenStart

      public void appendChildrenStart(QuotingAppendable buffer)

    • appendChildrenEnd

      public void appendChildrenEnd(QuotingAppendable buffer)

    • deepEquals

      public boolean deepEquals(Node node)
      Parameters:
      node - to compare with
      Returns:
      true if this node and all it's children are equal to the given node
      Since:
      5.0

    • equals

      public boolean equals(Object o)
      Overrides:
      equals in class Object

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object