java.lang.Object
- org.apache.cayenne.access.sqlbuilder.sqltree.Node

Direct Known Subclasses:

AliasedNode, ColumnNode, ConvertNode, DeleteNode, DistinctNode, EmptyNode, ExistsNode, ExpressionNode, FirebirdLimitNode, FromNode, FunctionNode, GroupByNode, HavingNode, InNode, InsertColumnsNode, InsertNode, InsertValuesNode, JoinNode, LimitOffsetNode, NotNode, OffsetNode, OrderByNode, PostgresExtractFunctionNode, SelectNode, SelectResultNode, SubqueryNode, TableNode, TextNode, TopNode, TrimmingColumnNode, UpdateNode, UpdateSetNode, ValueNode, WhereNode
```
public abstract class Node
extends Object
```
Since:

4.2

Field Summary

Fields
Modifier and Type Field Description

protected Node[] children

protected int childrenCount

protected Node parent

protected NodeType type

Constructor Summary

Constructors
Constructor Description

Node()

Node(NodeType type)

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`Node`	`addChild(int index, Node node)`
`Node`	`addChild(Node node)`
`abstract QuotingAppendable`	`append(QuotingAppendable buffer)`
`void`	`appendChildrenEnd(QuotingAppendable buffer)`
`void`	`appendChildrenSeparator(QuotingAppendable buffer, int childInd)`
`void`	`appendChildrenStart(QuotingAppendable buffer)`
`abstract Node`	`copy()`
`<T extends Node> T`	`deepCopy()`
`Node`	`getChild(int idx)`
`int`	`getChildrenCount()`
`Node`	`getParent()`
`NodeType`	`getType()`
`void`	`replaceChild(int idx, Node node)`
`void`	`setParent(Node parent)`
`String`	`toString()`
`void`	`visit(NodeTreeVisitor visitor)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

parent
```
protected Node parent
```

children
```
protected Node[] children
```

childrenCount
```
protected int childrenCount
```

type
```
protected final NodeType type
```

Constructor Detail

Node
```
public Node(NodeType type)
```

Node
```
public Node()
```

Method Detail

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)

Modifier and Type	Field	Description
`protected Node[]`	`children`
`protected int`	`childrenCount`
`protected Node`	`parent`
`protected NodeType`	`type`

Constructors
Constructor	Description
`Node()`
`Node(NodeType type)`

Class Node

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

parent

children

childrenCount

type

Constructor Detail

Node

Node

Method Detail

addChild

addChild

getChild

getChildrenCount

replaceChild

getParent

setParent

visit

deepCopy

toString

getType

copy

append

appendChildrenSeparator

appendChildrenStart

appendChildrenEnd