Top Description Fields Constructors Methods

org.glassfish.pfl.dynamic.codegen.impl

public Class BlockStatement

Class Inheritance

extends StatementBase

java.lang.Object
org.glassfish.pfl.dynamic.codegen.impl.AttributedObjectBase
org.glassfish.pfl.dynamic.codegen.impl.NodeBase
org.glassfish.pfl.dynamic.codegen.impl.StatementBase
org.glassfish.pfl.dynamic.codegen.impl.BlockStatement

Known Direct Subclasses

org.glassfish.pfl.dynamic.codegen.impl.CaseBranch

Imports

java.util.ArrayList, .HashMap, .List, .Map, org.glassfish.pfl.dynamic.codegen.spi.Expression, .Type, .Variable

Main factory for creating statements. Represents a block of statements which also defines a scope for local variable declarations.

Author: Ken Cavanaugh

Field Summary

Modifier and Type	Field and Description
private List<Statement>	body
private Map<String, DefinitionStatement>	definitions
private ExpressionFactory	efactory

Constructor Summary

Access	Constructor and Description
pack-priv	BlockStatement(Node parent)

Method Summary

Modifier and Type	Method and Description
public void	accept(Visitor visitor) Overrides org.glassfish.pfl.dynamic.codegen.impl.NodeBase.accept. Implements org.glassfish.pfl.dynamic.codegen.impl.Node.accept. Accept the visitor and allow it to perform actions on this Node.
public void	addAssign(Expression left, Expression right)
public void	addBreak() Add a break statement to this BlockStatement.
public Expression	addDefinition(Type type, String ident, Expression value)
public void	addExpression(Expression expr)
public IfStatement	addIf(Expression cond)
public void	addReturn() Add an empty return to this BlockStatement.
public void	addReturn(Expression expr) Add a return with an expression to this BlockStatement.
public SwitchStatement	addSwitch(Expression value)
public void	addThrow(Expression expr)
public TryStatement	addTry()
public WhileStatement	addWhile(Expression expr)
public List<Statement>	body() Return the list of Statements in this BlockStatement.
private void	checkSwitchExpressionType(Type type)
public ExpressionFactory	exprFactory() Return the ExpressionFactory that must be used to create any expressions occuring either in expressions added to the body, or in other statements immediately contained in this BlockStatement.
public Variable	getVar(String ident) Look up the ident to see if it has an associated Variable in this block.
public boolean	isEmpty() Return true iff this BlockStatement contains no local variables or statements.

Field Detail

body	back to summary
private List<Statement> body

definitions	back to summary
private Map<String, DefinitionStatement> definitions

efactory	back to summary
private ExpressionFactory efactory

Constructor Detail

BlockStatement	back to summary
pack-priv BlockStatement(Node parent)

Method Detail

accept

back to summary

public void accept(Visitor visitor)

Overrides org.glassfish.pfl.dynamic.codegen.impl.NodeBase.accept.

Implements org.glassfish.pfl.dynamic.codegen.impl.Node.accept.

Doc from org.glassfish.pfl.dynamic.codegen.impl.Node.accept.

Accept the visitor and allow it to perform actions on this Node.

Annotations

@Override

addAssign	back to summary
public void addAssign(Expression left, Expression right)

addBreak	back to summary
public void addBreak() Add a break statement to this BlockStatement.

addDefinition	back to summary
public Expression addDefinition(Type type, String ident, Expression value)

addExpression	back to summary
public void addExpression(Expression expr)

addIf	back to summary
public IfStatement addIf(Expression cond)

addReturn	back to summary
public void addReturn() Add an empty return to this BlockStatement. The enclosing MethodGenerator must have a void return type.

addReturn	back to summary
public void addReturn(Expression expr) Add a return with an expression to this BlockStatement. The enclosing MethodGenerator must have a return type that is assignment compatible with the type of expr.

addSwitch	back to summary
public SwitchStatement addSwitch(Expression value)

addThrow	back to summary
public void addThrow(Expression expr)

addTry	back to summary
public TryStatement addTry()

addWhile	back to summary
public WhileStatement addWhile(Expression expr)

body	back to summary
public List<Statement> body() Return the list of Statements in this BlockStatement.

checkSwitchExpressionType	back to summary
private void checkSwitchExpressionType(Type type)

exprFactory	back to summary
public ExpressionFactory exprFactory() Return the ExpressionFactory that must be used to create any expressions occuring either in expressions added to the body, or in other statements immediately contained in this BlockStatement.

getVar	back to summary
public Variable getVar(String ident) Look up the ident to see if it has an associated Variable in this block.

isEmpty	back to summary
public boolean isEmpty() Return true iff this BlockStatement contains no local variables or statements.