Interface InstanceOfTree

All Superinterfaces:

ExpressionTree, Tree

public interface InstanceOfTree
extends ExpressionTree

A tree node for an instanceof expression. For example:

  expression instanceof type

  expression instanceof pattern

See Java Language Specification:

15.20.2 The instanceof Operator

Since:

1.6

Nested Class Summary

Nested classes/interfaces declared in interface Tree

Tree.Kind

Modifier and Type	Interface	Description
static enum	Tree.Kind	Enumerates all kinds of trees.

Method Summary

Modifier and Type	Method	Description
ExpressionTree	getExpression()	Returns the expression to be tested.
PatternTree	getPattern()	Returns the tested pattern, or null if this instanceof does not use a pattern.
Tree	getType()	Returns the type for which to check, or null if this instanceof uses a pattern other the BindingPatternTree.

Methods declared in interface Tree

accept, getKind

Modifier and Type	Method	Description
<R,D> R	accept(TreeVisitor<R,D> visitor, D data)	Accept method used to implement the visitor pattern.
Tree.Kind	getKind()	Returns the kind of this tree.

Method Details

getExpression

ExpressionTree getExpression()

Returns the expression to be tested.

Returns:

the expression

getType

Tree getType()

Returns the type for which to check, or null if this instanceof uses a pattern other the BindingPatternTree.

For instanceof without a pattern, i.e. in the following form:

  expression instanceof type

returns the type.

For instanceof with a BindingPatternTree, i.e. in the following form:

  expression instanceof type variable_name

returns the type.

For instanceof with a pattern, i.e. in the following form:

  expression instanceof pattern

returns null.

Returns:

the type or null if this instanceof uses a pattern other than the BindingPatternTree

See Also:

• getPattern()

getPattern

PatternTree getPattern()

Returns the tested pattern, or null if this instanceof does not use a pattern.

For instanceof with a pattern, i.e. in the following form:

  expression instanceof pattern

returns the pattern.

For instanceof without a pattern, i.e. in the following form:

  expression instanceof type

returns null.

Returns:

the tested pattern, or null if this instanceof does not use a pattern

Since:

16