soot.JastAddJ.CastExpr Maven / Gradle / Ivy
/* This file was generated with JastAdd2 (http://jastadd.org) version R20130212 (r1031) */
package soot.JastAddJ;
import java.util.HashSet;
import java.io.File;
import java.util.*;
import beaver.*;
import java.util.ArrayList;
import java.util.zip.*;
import java.io.*;
import java.io.FileNotFoundException;
import java.util.Collection;
import soot.*;
import soot.util.*;
import soot.jimple.*;
import soot.coffi.ClassFile;
import soot.coffi.method_info;
import soot.coffi.CONSTANT_Utf8_info;
import soot.tagkit.SourceFileTag;
import soot.coffi.CoffiMethodSource;
/**
* @production CastExpr : {@link Expr} ::= TypeAccess:{@link Access} {@link Expr};
* @ast node
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/java.ast:144
*/
public class CastExpr extends Expr implements Cloneable {
/**
* @apilevel low-level
*/
public void flushCache() {
super.flushCache();
type_computed = false;
type_value = null;
}
/**
* @apilevel internal
*/
public void flushCollectionCache() {
super.flushCollectionCache();
}
/**
* @apilevel internal
*/
@SuppressWarnings({"unchecked", "cast"})
public CastExpr clone() throws CloneNotSupportedException {
CastExpr node = (CastExpr)super.clone();
node.type_computed = false;
node.type_value = null;
node.in$Circle(false);
node.is$Final(false);
return node;
}
/**
* @apilevel internal
*/
@SuppressWarnings({"unchecked", "cast"})
public CastExpr copy() {
try {
CastExpr node = (CastExpr) 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
*/
@SuppressWarnings({"unchecked", "cast"})
public CastExpr fullCopy() {
CastExpr tree = (CastExpr) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
ASTNode child = (ASTNode) children[i];
if(child != null) {
child = child.fullCopy();
tree.setChild(child, i);
}
}
}
return tree;
}
/**
* @ast method
* @aspect PrettyPrint
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/PrettyPrint.jadd:385
*/
public void toString(StringBuffer s) {
s.append("(");
getTypeAccess().toString(s);
s.append(")");
getExpr().toString(s);
}
/**
* @ast method
* @aspect TypeCheck
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/TypeCheck.jrag:252
*/
public void typeCheck() {
TypeDecl expr = getExpr().type();
TypeDecl type = getTypeAccess().type();
if(!expr.isUnknown()) {
if(!expr.castingConversionTo(type))
error(expr.typeName() + " can not be cast into " + type.typeName());
if(!getTypeAccess().isTypeAccess())
error("" + getTypeAccess() + " is not a type access in cast expression");
}
}
/**
* @ast method
* @aspect Expressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/Expressions.jrag:709
*/
public soot.Value eval(Body b) {
if(isConstant())
return emitConstant(constant());
soot.Value operand = getExpr().eval(b);
if (operand == NullConstant.v())
return getExpr().type().emitCastTo(b, operand, type(), this);
return getExpr().type().emitCastTo(b, asLocal(b, operand), type(), this);
}
/**
* @ast method
* @aspect UncheckedConversion
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/UncheckedConversion.jrag:35
*/
public void checkWarnings() {
if (!withinSuppressWarnings("unchecked"))
checkUncheckedConversion(getExpr().type(), getTypeAccess().type());
}
/**
* @ast method
*
*/
public CastExpr() {
super();
}
/**
* Initializes the child array to the correct size.
* Initializes List and Opt nta children.
* @apilevel internal
* @ast method
* @ast method
*
*/
public void init$Children() {
children = new ASTNode[2];
}
/**
* @ast method
*
*/
public CastExpr(Access p0, Expr p1) {
setChild(p0, 0);
setChild(p1, 1);
}
/**
* @apilevel low-level
* @ast method
*
*/
protected int numChildren() {
return 2;
}
/**
* @apilevel internal
* @ast method
*
*/
public boolean mayHaveRewrite() {
return false;
}
/**
* Replaces the TypeAccess child.
* @param node The new node to replace the TypeAccess child.
* @apilevel high-level
* @ast method
*
*/
public void setTypeAccess(Access node) {
setChild(node, 0);
}
/**
* Retrieves the TypeAccess child.
* @return The current node used as the TypeAccess child.
* @apilevel high-level
* @ast method
*
*/
public Access getTypeAccess() {
return (Access)getChild(0);
}
/**
* Retrieves the TypeAccess child.
* This method does not invoke AST transformations.
* @return The current node used as the TypeAccess child.
* @apilevel low-level
* @ast method
*
*/
public Access getTypeAccessNoTransform() {
return (Access)getChildNoTransform(0);
}
/**
* Replaces the Expr child.
* @param node The new node to replace the Expr child.
* @apilevel high-level
* @ast method
*
*/
public void setExpr(Expr node) {
setChild(node, 1);
}
/**
* Retrieves the Expr child.
* @return The current node used as the Expr child.
* @apilevel high-level
* @ast method
*
*/
public Expr getExpr() {
return (Expr)getChild(1);
}
/**
* Retrieves the Expr child.
* This method does not invoke AST transformations.
* @return The current node used as the Expr child.
* @apilevel low-level
* @ast method
*
*/
public Expr getExprNoTransform() {
return (Expr)getChildNoTransform(1);
}
/**
* @attribute syn
* @aspect ConstantExpression
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/ConstantExpression.jrag:91
*/
public Constant constant() {
ASTNode$State state = state();
try { return type().cast(getExpr().constant()); }
finally {
}
}
/**
* @attribute syn
* @aspect ConstantExpression
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/ConstantExpression.jrag:336
*/
public boolean isConstant() {
ASTNode$State state = state();
try { return getExpr().isConstant() &&
(getTypeAccess().type().isPrimitive() || getTypeAccess().type().isString()); }
finally {
}
}
/**
* @attribute syn
* @aspect DA
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/DefiniteAssignment.jrag:235
*/
public boolean isDAafter(Variable v) {
ASTNode$State state = state();
try { return getExpr().isDAafter(v); }
finally {
}
}
/**
* @attribute syn
* @aspect DU
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/DefiniteAssignment.jrag:694
*/
public boolean isDUafter(Variable v) {
ASTNode$State state = state();
try { return getExpr().isDUafter(v); }
finally {
}
}
/**
* @attribute syn
* @aspect AccessTypes
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/ResolveAmbiguousNames.jrag:25
*/
public boolean isSuperAccess() {
ASTNode$State state = state();
try { return getExpr().isSuperAccess(); }
finally {
}
}
/**
* @attribute syn
* @aspect AccessTypes
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/ResolveAmbiguousNames.jrag:31
*/
public boolean isThisAccess() {
ASTNode$State state = state();
try { return getExpr().isThisAccess(); }
finally {
}
}
/**
* @apilevel internal
*/
protected boolean type_computed = false;
/**
* @apilevel internal
*/
protected TypeDecl type_value;
/**
* @attribute syn
* @aspect TypeAnalysis
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/TypeAnalysis.jrag:320
*/
@SuppressWarnings({"unchecked", "cast"})
public TypeDecl type() {
if(type_computed) {
return type_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
type_value = type_compute();
if(isFinal && num == state().boundariesCrossed) type_computed = true;
return type_value;
}
/**
* @apilevel internal
*/
private TypeDecl type_compute() { return getTypeAccess().type(); }
/**
* @attribute syn
* @aspect TypeHierarchyCheck
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/TypeHierarchyCheck.jrag:150
*/
public boolean staticContextQualifier() {
ASTNode$State state = state();
try { return getExpr().staticContextQualifier(); }
finally {
}
}
/**
* @attribute inh
* @aspect SuppressWarnings
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/SuppressWarnings.jrag:16
*/
@SuppressWarnings({"unchecked", "cast"})
public boolean withinSuppressWarnings(String s) {
ASTNode$State state = state();
boolean withinSuppressWarnings_String_value = getParent().Define_boolean_withinSuppressWarnings(this, null, s);
return withinSuppressWarnings_String_value;
}
/**
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/SyntacticClassification.jrag:88
* @apilevel internal
*/
public NameType Define_NameType_nameType(ASTNode caller, ASTNode child) {
if(caller == getTypeAccessNoTransform()) {
return NameType.TYPE_NAME;
}
else { return getParent().Define_NameType_nameType(this, caller);
}
}
/**
* @apilevel internal
*/
public ASTNode rewriteTo() {
return super.rewriteTo();
}
}