@SuppressWarnings("unchecked")
public Expression newArrayCreationFromDimensions(Type type, List<Expression> dimensions) {
ArrayCreation ac = ast.newArrayCreation();
ac.dimensions().addAll(dimensions);
ac.setType(ast.newArrayType(type));
return ac;
}
/**
* Builds a new {@link ArrayCreation} instance.
*
* @param typeBinding the type binding of the instantiated type
* @param arrayInitializers the expressions forming the array initializer
* @return a new array creation instance
*/
public ArrayCreation newArray(ITypeBinding typeBinding, Expression arrayInitializers) {
final ArrayInitializer ai = ast.newArrayInitializer();
expressions(ai).add(arrayInitializers);
final ArrayCreation ac = ast.newArrayCreation();
ac.setType((ArrayType) toType(ast, typeBinding));
ac.setInitializer(ai);
return ac;
}
@SuppressWarnings("unchecked")
public ArrayCreation newArrayCreation(Type type, Collection<Expression> values) {
ArrayCreation ac = ast.newArrayCreation();
ArrayInitializer initializer = ast.newArrayInitializer();
for (Expression expr : values) {
initializer.expressions().add(expr);
}
ac.setInitializer(initializer);
ac.setType(ast.newArrayType(type));
return ac;
}
/* (non-Javadoc)
* @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.ArrayCreation)
*/
public boolean visit(ArrayCreation node) {
PTArrayCreation ac = InstantiationFactory.eINSTANCE.createPTArrayCreation();
ac.setType(resolver.resolveType(node.getType()));
List acDims = ac.getDimensions();
List nDims = node.dimensions();
int nsize = nDims.size();
for (int i = 0; i < nsize; i++) {
acDims.add(perform((Expression) nDims.get(i)));
}
ac.setInitializer((PTArrayInitializer) perform(node.getInitializer()));
expression = ac;
return false;
}
public void endVisit(ArrayCreation node) {
VMArrayInitializer role =
(node.getInitializer() == null) ? null : (VMArrayInitializer) (expressions.pop());
Stack<VMExpression> arguments = new Stack<VMExpression>();
for (int i = 0; i < node.dimensions().size(); i++) {
arguments.push((VMExpression) expressions.pop());
}
VMArrayCreation arrayCreation = new VMArrayCreation(node, role);
while (!arguments.empty()) {
arrayCreation.getDimensions().add(arguments.pop());
}
expressions.push(arrayCreation);
}
/*
* @see ASTVisitor#visit(ArrayCreation)
*/
public boolean visit(ArrayCreation node) {
this.fBuffer.append("new "); // $NON-NLS-1$
ArrayType at = node.getType();
int dims = at.getDimensions();
Type elementType = at.getElementType();
elementType.accept(this);
for (Iterator it = node.dimensions().iterator(); it.hasNext(); ) {
this.fBuffer.append("["); // $NON-NLS-1$
Expression e = (Expression) it.next();
e.accept(this);
this.fBuffer.append("]"); // $NON-NLS-1$
dims--;
}
// add empty "[]" for each extra array dimension
for (int i = 0; i < dims; i++) {
this.fBuffer.append("[]"); // $NON-NLS-1$
}
if (node.getInitializer() != null) {
node.getInitializer().accept(this);
}
return false;
}
public Expression newArrayCreation(String canonicalName, ArrayInitializer initializer) {
ArrayCreation ac = ast.newArrayCreation();
ac.setInitializer(initializer);
ac.setType(ast.newArrayType(newType(canonicalName)));
return ac;
}
private void collectSideEffects(Expression expr, List<Expression> sideEffectExprs) {
// local variable, parameter, enum constant, etc.
// OR method starting with is*(), get*()
// except atomic long, atomic integer, etc.
switch (expr.getNodeType()) {
case METHOD_INVOCATION:
MethodInvocation mi = (MethodInvocation) expr;
methodHasSideEffects(mi.resolveMethodBinding(), mi, sideEffectExprs);
collectSideEffects(mi.getExpression(), sideEffectExprs);
collectSideEffects(arguments(mi), sideEffectExprs);
break;
case SUPER_METHOD_INVOCATION:
SuperMethodInvocation smi = (SuperMethodInvocation) expr;
methodHasSideEffects(smi.resolveMethodBinding(), smi, sideEffectExprs);
collectSideEffects(arguments(smi), sideEffectExprs);
break;
case CLASS_INSTANCE_CREATION:
ClassInstanceCreation cic = (ClassInstanceCreation) expr;
methodHasSideEffects(cic.resolveConstructorBinding(), cic, sideEffectExprs);
collectSideEffects(cic.getExpression(), sideEffectExprs);
collectSideEffects(arguments(cic), sideEffectExprs);
break;
case ARRAY_ACCESS:
ArrayAccess aa = (ArrayAccess) expr;
collectSideEffects(aa.getArray(), sideEffectExprs);
collectSideEffects(aa.getIndex(), sideEffectExprs);
break;
case ARRAY_CREATION:
ArrayCreation ac = (ArrayCreation) expr;
collectSideEffects(ac.getInitializer(), sideEffectExprs);
collectSideEffects(ac.dimensions(), sideEffectExprs);
break;
case ARRAY_INITIALIZER:
ArrayInitializer ai = (ArrayInitializer) expr;
collectSideEffects(expressions(ai), sideEffectExprs);
break;
case ASSIGNMENT:
Assignment as = (Assignment) expr;
collectSideEffects(as.getLeftHandSide(), sideEffectExprs);
collectSideEffects(as.getRightHandSide(), sideEffectExprs);
break;
case CONDITIONAL_EXPRESSION:
ConditionalExpression ce = (ConditionalExpression) expr;
collectSideEffects(ce.getExpression(), sideEffectExprs);
collectSideEffects(ce.getThenExpression(), sideEffectExprs);
collectSideEffects(ce.getElseExpression(), sideEffectExprs);
break;
case FIELD_ACCESS:
FieldAccess fa = (FieldAccess) expr;
collectSideEffects(fa.getExpression(), sideEffectExprs);
collectSideEffects(fa.getName(), sideEffectExprs);
break;
case SUPER_FIELD_ACCESS:
SuperFieldAccess sfa = (SuperFieldAccess) expr;
collectSideEffects(sfa.getQualifier(), sideEffectExprs);
collectSideEffects(sfa.getName(), sideEffectExprs);
break;
case THIS_EXPRESSION:
collectSideEffects(((ThisExpression) expr).getQualifier(), sideEffectExprs);
break;
case VARIABLE_DECLARATION_EXPRESSION:
collectSideEffects((VariableDeclarationExpression) expr, sideEffectExprs);
break;
case INFIX_EXPRESSION:
InfixExpression ie = (InfixExpression) expr;
collectSideEffects(ie.getLeftOperand(), sideEffectExprs);
collectSideEffects(ie.getRightOperand(), sideEffectExprs);
collectSideEffects(extendedOperands(ie), sideEffectExprs);
break;
case CAST_EXPRESSION:
collectSideEffects(((CastExpression) expr).getExpression(), sideEffectExprs);
break;
case INSTANCEOF_EXPRESSION:
collectSideEffects(((InstanceofExpression) expr).getLeftOperand(), sideEffectExprs);
break;
case PARENTHESIZED_EXPRESSION:
collectSideEffects(((ParenthesizedExpression) expr).getExpression(), sideEffectExprs);
break;
case POSTFIX_EXPRESSION:
sideEffectExprs.add(expr);
break;
case PREFIX_EXPRESSION:
PrefixExpression pe = (PrefixExpression) expr;
PrefixExpression.Operator op = pe.getOperator();
if (PrefixExpression.Operator.INCREMENT.equals(op)
| PrefixExpression.Operator.DECREMENT.equals(op)) {
sideEffectExprs.add(pe);
} else {
collectSideEffects(pe.getOperand(), sideEffectExprs);
}
break;
default:
// literals
// names
}
}
