org.extendj.ast.ExprLambdaBody Maven / Gradle / Ivy
/* This file was generated with JastAdd2 (http://jastadd.org) version 2.3.0 */
package org.extendj.ast;
import java.util.ArrayList;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.io.IOException;
import java.util.Set;
import beaver.*;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
import java.util.LinkedHashSet;
import java.util.*;
import org.jastadd.util.PrettyPrintable;
import org.jastadd.util.PrettyPrinter;
import java.util.zip.*;
import java.io.*;
import org.jastadd.util.*;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
/**
* @ast node
* @declaredat /home/jesper/git/extendj/java8/grammar/Lambda.ast:13
* @astdecl ExprLambdaBody : LambdaBody ::= Expr;
* @production ExprLambdaBody : {@link LambdaBody} ::= {@link Expr};
*/
public class ExprLambdaBody extends LambdaBody implements Cloneable {
/**
* @aspect Java8PrettyPrint
* @declaredat /home/jesper/git/extendj/java8/frontend/PrettyPrint.jadd:67
*/
public void prettyPrint(PrettyPrinter out) {
out.print(getExpr());
}
/**
* @aspect PrettyPrintUtil8
* @declaredat /home/jesper/git/extendj/java8/frontend/PrettyPrintUtil.jadd:75
*/
@Override public String toString() {
return getExprNoTransform().toString();
}
/**
* @aspect LambdaToClass
* @declaredat /home/jesper/git/extendj/java8/frontend/LambdaAnonymousDecl.jrag:92
*/
protected Block toBlock() {
List stmtList = new List();
Expr expr = getExpr().treeCopyNoTransform();
boolean voidType;
FunctionDescriptor fd = enclosingLambda().targetInterface().functionDescriptor();
if (fd.method.hasValue()) {
voidType = fd.method.get().type().isVoid();
} else {
voidType = false;
}
if (voidType) {
// Return type is void: insert ExprStmt in list.
stmtList.add(new ExprStmt(expr));
} else {
// Otherwise, insert return statement.
stmtList.add(new ReturnStmt(expr));
}
return new Block(stmtList);
}
/**
* @declaredat ASTNode:1
*/
public ExprLambdaBody() {
super();
}
/**
* Initializes the child array to the correct size.
* Initializes List and Opt nta children.
* @apilevel internal
* @ast method
* @declaredat ASTNode:10
*/
public void init$Children() {
children = new ASTNode[1];
}
/**
* @declaredat ASTNode:13
*/
@ASTNodeAnnotation.Constructor(
name = {"Expr"},
type = {"Expr"},
kind = {"Child"}
)
public ExprLambdaBody(Expr p0) {
setChild(p0, 0);
}
/** @apilevel low-level
* @declaredat ASTNode:22
*/
protected int numChildren() {
return 1;
}
/**
* @apilevel internal
* @declaredat ASTNode:28
*/
public boolean mayHaveRewrite() {
return false;
}
/** @apilevel internal
* @declaredat ASTNode:32
*/
public void flushAttrCache() {
super.flushAttrCache();
congruentTo_FunctionDescriptor_reset();
isBlockBody_reset();
isExprBody_reset();
}
/** @apilevel internal
* @declaredat ASTNode:39
*/
public void flushCollectionCache() {
super.flushCollectionCache();
}
/** @apilevel internal
* @declaredat ASTNode:43
*/
public ExprLambdaBody clone() throws CloneNotSupportedException {
ExprLambdaBody node = (ExprLambdaBody) super.clone();
return node;
}
/** @apilevel internal
* @declaredat ASTNode:48
*/
public ExprLambdaBody copy() {
try {
ExprLambdaBody node = (ExprLambdaBody) clone();
node.parent = null;
if (children != null) {
node.children = (ASTNode[]) children.clone();
}
return node;
} catch (CloneNotSupportedException e) {
throw new Error("Error: clone not supported for " + getClass().getName());
}
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @deprecated Please use treeCopy or treeCopyNoTransform instead
* @declaredat ASTNode:67
*/
@Deprecated
public ExprLambdaBody fullCopy() {
return treeCopyNoTransform();
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:77
*/
public ExprLambdaBody treeCopyNoTransform() {
ExprLambdaBody tree = (ExprLambdaBody) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
ASTNode child = (ASTNode) children[i];
if (child != null) {
child = child.treeCopyNoTransform();
tree.setChild(child, i);
}
}
}
return tree;
}
/**
* Create a deep copy of the AST subtree at this node.
* The subtree of this node is traversed to trigger rewrites before copy.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:97
*/
public ExprLambdaBody treeCopy() {
ExprLambdaBody tree = (ExprLambdaBody) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
ASTNode child = (ASTNode) getChild(i);
if (child != null) {
child = child.treeCopy();
tree.setChild(child, i);
}
}
}
return tree;
}
/** @apilevel internal
* @declaredat ASTNode:111
*/
protected boolean is$Equal(ASTNode node) {
return super.is$Equal(node);
}
/**
* Replaces the Expr child.
* @param node The new node to replace the Expr child.
* @apilevel high-level
*/
public void setExpr(Expr node) {
setChild(node, 0);
}
/**
* Retrieves the Expr child.
* @return The current node used as the Expr child.
* @apilevel high-level
*/
@ASTNodeAnnotation.Child(name="Expr")
public Expr getExpr() {
return (Expr) getChild(0);
}
/**
* Retrieves the Expr child.
* This method does not invoke AST transformations.
* @return The current node used as the Expr child.
* @apilevel low-level
*/
public Expr getExprNoTransform() {
return (Expr) getChildNoTransform(0);
}
/** @apilevel internal */
private void congruentTo_FunctionDescriptor_reset() {
congruentTo_FunctionDescriptor_computed = null;
congruentTo_FunctionDescriptor_values = null;
}
/** @apilevel internal */
protected java.util.Map congruentTo_FunctionDescriptor_values;
/** @apilevel internal */
protected java.util.Map congruentTo_FunctionDescriptor_computed;
/**
* @attribute syn
* @aspect LambdaExpr
* @declaredat /home/jesper/git/extendj/java8/frontend/LambdaExpr.jrag:89
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="LambdaExpr", declaredAt="/home/jesper/git/extendj/java8/frontend/LambdaExpr.jrag:89")
public boolean congruentTo(FunctionDescriptor fd) {
Object _parameters = fd;
if (congruentTo_FunctionDescriptor_computed == null) congruentTo_FunctionDescriptor_computed = new java.util.HashMap(4);
if (congruentTo_FunctionDescriptor_values == null) congruentTo_FunctionDescriptor_values = new java.util.HashMap(4);
ASTState state = state();
if (congruentTo_FunctionDescriptor_values.containsKey(_parameters)
&& congruentTo_FunctionDescriptor_computed.containsKey(_parameters)
&& (congruentTo_FunctionDescriptor_computed.get(_parameters) == ASTState.NON_CYCLE || congruentTo_FunctionDescriptor_computed.get(_parameters) == state().cycle())) {
return (Boolean) congruentTo_FunctionDescriptor_values.get(_parameters);
}
boolean congruentTo_FunctionDescriptor_value = congruentTo_compute(fd);
if (state().inCircle()) {
congruentTo_FunctionDescriptor_values.put(_parameters, congruentTo_FunctionDescriptor_value);
congruentTo_FunctionDescriptor_computed.put(_parameters, state().cycle());
} else {
congruentTo_FunctionDescriptor_values.put(_parameters, congruentTo_FunctionDescriptor_value);
congruentTo_FunctionDescriptor_computed.put(_parameters, ASTState.NON_CYCLE);
}
return congruentTo_FunctionDescriptor_value;
}
/** @apilevel internal */
private boolean congruentTo_compute(FunctionDescriptor fd) {
if (fd.method.hasValue()) {
if (fd.method.get().type().isVoid()) {
return getExpr().stmtCompatible();
} else {
return getExpr().assignConversionTo(fd.method.get().type());
}
} else {
return false;
}
}
/**
* @attribute syn
* @aspect PreciseRethrow
* @declaredat /home/jesper/git/extendj/java8/frontend/EffectivelyFinal.jrag:43
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="PreciseRethrow", declaredAt="/home/jesper/git/extendj/java8/frontend/EffectivelyFinal.jrag:43")
public boolean modifiedInScope(Variable var) {
boolean modifiedInScope_Variable_value = getExpr().modifiedInScope(var);
return modifiedInScope_Variable_value;
}
/** @apilevel internal */
private void isBlockBody_reset() {
isBlockBody_computed = null;
}
/** @apilevel internal */
protected ASTState.Cycle isBlockBody_computed = null;
/** @apilevel internal */
protected boolean isBlockBody_value;
/**
* @attribute syn
* @aspect LambdaBody
* @declaredat /home/jesper/git/extendj/java8/frontend/LambdaBody.jrag:29
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="LambdaBody", declaredAt="/home/jesper/git/extendj/java8/frontend/LambdaBody.jrag:29")
public boolean isBlockBody() {
ASTState state = state();
if (isBlockBody_computed == ASTState.NON_CYCLE || isBlockBody_computed == state().cycle()) {
return isBlockBody_value;
}
isBlockBody_value = false;
if (state().inCircle()) {
isBlockBody_computed = state().cycle();
} else {
isBlockBody_computed = ASTState.NON_CYCLE;
}
return isBlockBody_value;
}
/** @apilevel internal */
private void isExprBody_reset() {
isExprBody_computed = null;
}
/** @apilevel internal */
protected ASTState.Cycle isExprBody_computed = null;
/** @apilevel internal */
protected boolean isExprBody_value;
/**
* @attribute syn
* @aspect LambdaBody
* @declaredat /home/jesper/git/extendj/java8/frontend/LambdaBody.jrag:30
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="LambdaBody", declaredAt="/home/jesper/git/extendj/java8/frontend/LambdaBody.jrag:30")
public boolean isExprBody() {
ASTState state = state();
if (isExprBody_computed == ASTState.NON_CYCLE || isExprBody_computed == state().cycle()) {
return isExprBody_value;
}
isExprBody_value = true;
if (state().inCircle()) {
isExprBody_computed = state().cycle();
} else {
isExprBody_computed = ASTState.NON_CYCLE;
}
return isExprBody_value;
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:31
* @apilevel internal
*/
public TypeDecl Define_targetType(ASTNode _callerNode, ASTNode _childNode) {
if (getExprNoTransform() != null && _callerNode == getExpr()) {
// @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:127
{
TypeDecl decl = enclosingLambda().targetType();
if (decl.isNull()) {
return unknownType();
} else if (!(decl instanceof InterfaceDecl)) {
return unknownType();
} else {
InterfaceDecl iDecl = (InterfaceDecl) decl;
if (!iDecl.isFunctional()) {
return unknownType();
} else {
FunctionDescriptor fd = iDecl.functionDescriptor();
if (fd.method.hasValue()) {
return fd.method.get().type();
} else {
return unknownType();
}
}
}
}
}
else {
return getParent().Define_targetType(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:31
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute targetType
*/
protected boolean canDefine_targetType(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:235
* @apilevel internal
*/
public boolean Define_assignmentContext(ASTNode _callerNode, ASTNode _childNode) {
if (getExprNoTransform() != null && _callerNode == getExpr()) {
// @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:247
return true;
}
else {
return getParent().Define_assignmentContext(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:235
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute assignmentContext
*/
protected boolean canDefine_assignmentContext(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:236
* @apilevel internal
*/
public boolean Define_invocationContext(ASTNode _callerNode, ASTNode _childNode) {
if (getExprNoTransform() != null && _callerNode == getExpr()) {
// @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:248
return false;
}
else {
return getParent().Define_invocationContext(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:236
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute invocationContext
*/
protected boolean canDefine_invocationContext(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:237
* @apilevel internal
*/
public boolean Define_castContext(ASTNode _callerNode, ASTNode _childNode) {
if (getExprNoTransform() != null && _callerNode == getExpr()) {
// @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:249
return false;
}
else {
return getParent().Define_castContext(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:237
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute castContext
*/
protected boolean canDefine_castContext(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:238
* @apilevel internal
*/
public boolean Define_stringContext(ASTNode _callerNode, ASTNode _childNode) {
if (getExprNoTransform() != null && _callerNode == getExpr()) {
// @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:250
return false;
}
else {
return getParent().Define_stringContext(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:238
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute stringContext
*/
protected boolean canDefine_stringContext(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:239
* @apilevel internal
*/
public boolean Define_numericContext(ASTNode _callerNode, ASTNode _childNode) {
if (getExprNoTransform() != null && _callerNode == getExpr()) {
// @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:251
return false;
}
else {
return getParent().Define_numericContext(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java8/frontend/TargetType.jrag:239
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute numericContext
*/
protected boolean canDefine_numericContext(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/** @apilevel internal */
public ASTNode rewriteTo() {
return super.rewriteTo();
}
/** @apilevel internal */
public boolean canRewrite() {
return false;
}
}