/** {@inheritDoc} */
public void rewriteAST(CompilationUnitRewrite cuRewrite, LinkedProposalModel positionGroups)
throws CoreException {
InferTypeArgumentsTCModel model = new InferTypeArgumentsTCModel();
InferTypeArgumentsConstraintCreator creator =
new InferTypeArgumentsConstraintCreator(model, true);
CompilationUnit root = cuRewrite.getRoot();
root.accept(creator);
InferTypeArgumentsConstraintsSolver solver = new InferTypeArgumentsConstraintsSolver(model);
InferTypeArgumentsUpdate update = solver.solveConstraints(new NullProgressMonitor());
solver = null; // free caches
ASTNode[] nodes =
InferTypeArgumentsRefactoring.inferArguments(fTypes, update, model, cuRewrite);
if (nodes.length == 0) return;
ASTRewrite astRewrite = cuRewrite.getASTRewrite();
for (int i = 0; i < nodes.length; i++) {
if (nodes[i] instanceof ParameterizedType) {
ParameterizedType type = (ParameterizedType) nodes[0];
List args = (List) type.getStructuralProperty(ParameterizedType.TYPE_ARGUMENTS_PROPERTY);
int j = 0;
for (Iterator iter = args.iterator(); iter.hasNext(); ) {
LinkedProposalPositionGroup group =
new LinkedProposalPositionGroup("G" + i + "_" + j); // $NON-NLS-1$ //$NON-NLS-2$
Type argType = (Type) iter.next();
if (!positionGroups.hasLinkedPositions()) {
group.addPosition(astRewrite.track(argType), true);
} else {
group.addPosition(astRewrite.track(argType), false);
}
positionGroups.addPositionGroup(group);
j++;
}
}
}
positionGroups.setEndPosition(astRewrite.track(nodes[0]));
}
private SingleVariableDeclaration createParameterDeclaration(
String parameterName,
VariableDeclarationFragment fragement,
Expression arrayAccess,
ForStatement statement,
ImportRewrite importRewrite,
ASTRewrite rewrite,
TextEditGroup group,
LinkedProposalPositionGroup pg,
boolean makeFinal) {
CompilationUnit compilationUnit = (CompilationUnit) arrayAccess.getRoot();
AST ast = compilationUnit.getAST();
SingleVariableDeclaration result = ast.newSingleVariableDeclaration();
SimpleName name = ast.newSimpleName(parameterName);
pg.addPosition(rewrite.track(name), true);
result.setName(name);
ITypeBinding arrayTypeBinding = arrayAccess.resolveTypeBinding();
Type type =
importType(arrayTypeBinding.getElementType(), statement, importRewrite, compilationUnit);
if (arrayTypeBinding.getDimensions() != 1) {
type = ast.newArrayType(type, arrayTypeBinding.getDimensions() - 1);
}
result.setType(type);
if (fragement != null) {
VariableDeclarationStatement declaration =
(VariableDeclarationStatement) fragement.getParent();
ModifierRewrite.create(rewrite, result).copyAllModifiers(declaration, group);
}
if (makeFinal
&& (fragement == null
|| ASTNodes.findModifierNode(Modifier.FINAL, ASTNodes.getModifiers(fragement))
== null)) {
ModifierRewrite.create(rewrite, result).setModifiers(Modifier.FINAL, 0, group);
}
return result;
}