Package dev.cel.common.ast

Class CelExprFactory

java.lang.Object

dev.cel.common.ast.CelExprFactory

Direct Known Subclasses:

CelMacroExprFactory

@Internal
public class CelExprFactory
extends java.lang.Object

Factory for generating expression nodes.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CelExprFactory()

Method Summary

Modifier and Type	Method	Description
CelExpr	fold(java.lang.String iterVar, CelExpr iterRange, java.lang.String accuVar, CelExpr accuInit, CelExpr condition, CelExpr step, CelExpr result)	Fold creates a fold for one variable comprehension instruction.
CelExpr	fold(java.lang.String iterVar, java.lang.String iterVar2, CelExpr iterRange, java.lang.String accuVar, CelExpr accuInit, CelExpr condition, CelExpr step, CelExpr result)	Fold creates a fold for two variable comprehension instruction.
protected void	maybeDeleteId(long id)	Attempts to decrement the next expr ID if possible.
CelExpr	newBoolLiteral(boolean value)	Creates a new constant CelExpr for a bool value.
CelExpr	newBytesLiteral(byte[] value)	Creates a new constant CelExpr for a bytes value.
CelExpr	newBytesLiteral(CelByteString value)	Creates a new constant CelExpr for a bytes value.
CelExpr	newBytesLiteral(java.lang.String value)	Creates a new constant CelExpr for a bytes value.
CelExpr	newConstant(CelConstant constant)	Create a new constant expression.
CelExpr	newDoubleLiteral(double value)	Creates a new constant CelExpr for a double value.
CelExpr	newGlobalCall(java.lang.String function, CelExpr... arguments)	Creates a global (free) function call CelExpr for the given function and arguments.
CelExpr	newGlobalCall(java.lang.String function, java.lang.Iterable<CelExpr> arguments)	Creates a global (free) function call CelExpr for the given function and arguments.
CelExpr	newIdentifier(java.lang.String name)	Creates an identifier CelExpr for the given name.
static CelExprFactory	newInstance()
CelExpr	newIntLiteral(long value)	Creates a new constant CelExpr for an int value.
CelExpr	newList(CelExpr... elements)	Creates a new list CelExpr comprised of the elements.
CelExpr	newList(java.lang.Iterable<CelExpr> elements)	Creates a new list CelExpr comprised of the elements.
CelExpr	newMap(CelExpr.CelMap.Entry... entries)	Creates a new map CelExpr comprised of the entries.
CelExpr	newMap(java.lang.Iterable<CelExpr.CelMap.Entry> entries)	Creates a new map CelExpr comprised of the entries.
CelExpr.CelMap.Entry	newMapEntry(CelExpr key, CelExpr value)	Creates a new map CelExpr.CelStruct.Entry comprised of the given key and value.
CelExpr	newMessage(java.lang.String typeName, CelExpr.CelStruct.Entry... fields)	Creates a new message CelExpr of the given type comprised of the given fields.
CelExpr	newMessage(java.lang.String typeName, java.lang.Iterable<CelExpr.CelStruct.Entry> fields)	Creates a new message CelExpr of the given type comprised of the given fields.
CelExpr.CelStruct.Entry	newMessageField(java.lang.String field, CelExpr value)	Creates a new message CelExpr.CelStruct.Entry comprised of the given field and value.
CelExpr	newReceiverCall(java.lang.String function, CelExpr target, CelExpr... arguments)	Creates a receiver-style function call CelExpr for the given function, target, and arguments.
CelExpr	newReceiverCall(java.lang.String function, CelExpr target, java.lang.Iterable<CelExpr> arguments)	Creates a receiver-style function call CelExpr for the given function, target, and arguments.
CelExpr	newSelect(CelExpr operand, java.lang.String field, boolean testOnly)	Creates a field traversal or field presence test CelExpr for the given operand and field.
CelExpr	newStringLiteral(java.lang.String value)	Creates a new constant CelExpr for a string value.
CelExpr	newUintLiteral(long value)	Creates a new constant CelExpr for a uint value.
protected long	nextExprId()	Returns the next unique expression ID.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CelExprFactory

protected CelExprFactory()

Method Detail

newInstance

public static CelExprFactory newInstance()

newConstant

public final CelExpr newConstant(CelConstant constant)

Create a new constant expression.

newBoolLiteral

public final CelExpr newBoolLiteral(boolean value)

Creates a new constant CelExpr for a bool value.

newBytesLiteral

public final CelExpr newBytesLiteral(java.lang.String value)

Creates a new constant CelExpr for a bytes value.

newBytesLiteral

public final CelExpr newBytesLiteral(byte[] value)

Creates a new constant CelExpr for a bytes value.

newBytesLiteral

public final CelExpr newBytesLiteral(CelByteString value)

Creates a new constant CelExpr for a bytes value.

newDoubleLiteral

public final CelExpr newDoubleLiteral(double value)

Creates a new constant CelExpr for a double value.

newIntLiteral

public final CelExpr newIntLiteral(long value)

Creates a new constant CelExpr for an int value.

newStringLiteral

public final CelExpr newStringLiteral(java.lang.String value)

Creates a new constant CelExpr for a string value.

newUintLiteral

public final CelExpr newUintLiteral(long value)

Creates a new constant CelExpr for a uint value.

newList

public final CelExpr newList(CelExpr... elements)

Creates a new list CelExpr comprised of the elements.

newList

public final CelExpr newList(java.lang.Iterable<CelExpr> elements)

Creates a new list CelExpr comprised of the elements.

newMap

public final CelExpr newMap(CelExpr.CelMap.Entry... entries)

Creates a new map CelExpr comprised of the entries.

newMap

public final CelExpr newMap(java.lang.Iterable<CelExpr.CelMap.Entry> entries)

Creates a new map CelExpr comprised of the entries.

newMapEntry

public final CelExpr.CelMap.Entry newMapEntry(CelExpr key,
                                              CelExpr value)

Creates a new map CelExpr.CelStruct.Entry comprised of the given key and value.

newMessage

public final CelExpr newMessage(java.lang.String typeName,
                                CelExpr.CelStruct.Entry... fields)

Creates a new message CelExpr of the given type comprised of the given fields.

newMessage

public final CelExpr newMessage(java.lang.String typeName,
                                java.lang.Iterable<CelExpr.CelStruct.Entry> fields)

Creates a new message CelExpr of the given type comprised of the given fields.

newMessageField

public final CelExpr.CelStruct.Entry newMessageField(java.lang.String field,
                                                     CelExpr value)

Creates a new message CelExpr.CelStruct.Entry comprised of the given field and value.

fold

public final CelExpr fold(java.lang.String iterVar,
                          CelExpr iterRange,
                          java.lang.String accuVar,
                          CelExpr accuInit,
                          CelExpr condition,
                          CelExpr step,
                          CelExpr result)

Fold creates a fold for one variable comprehension instruction.

fold

public final CelExpr fold(java.lang.String iterVar,
                          java.lang.String iterVar2,
                          CelExpr iterRange,
                          java.lang.String accuVar,
                          CelExpr accuInit,
                          CelExpr condition,
                          CelExpr step,
                          CelExpr result)

Fold creates a fold for two variable comprehension instruction.

newIdentifier

public final CelExpr newIdentifier(java.lang.String name)

Creates an identifier CelExpr for the given name.

newGlobalCall

public final CelExpr newGlobalCall(java.lang.String function,
                                   CelExpr... arguments)

Creates a global (free) function call CelExpr for the given function and arguments.

newGlobalCall

public final CelExpr newGlobalCall(java.lang.String function,
                                   java.lang.Iterable<CelExpr> arguments)

Creates a global (free) function call CelExpr for the given function and arguments.

newReceiverCall

public final CelExpr newReceiverCall(java.lang.String function,
                                     CelExpr target,
                                     CelExpr... arguments)

Creates a receiver-style function call CelExpr for the given function, target, and arguments.

newReceiverCall

public final CelExpr newReceiverCall(java.lang.String function,
                                     CelExpr target,
                                     java.lang.Iterable<CelExpr> arguments)

Creates a receiver-style function call CelExpr for the given function, target, and arguments.

newSelect

public final CelExpr newSelect(CelExpr operand,
                               java.lang.String field,
                               boolean testOnly)

Creates a field traversal or field presence test CelExpr for the given operand and field.

nextExprId

protected long nextExprId()

Returns the next unique expression ID.

maybeDeleteId

protected void maybeDeleteId(long id)

Attempts to decrement the next expr ID if possible.