Java Code Examples for org.codehaus.groovy.ast.expr.MethodCallExpression#getObjectExpression()
The following examples show how to use
org.codehaus.groovy.ast.expr.MethodCallExpression#getObjectExpression() .
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Example 1
| Source File: InvocationWriter.java From groovy with Apache License 2.0 | 6 votes |
|
public void writeInvokeMethod(MethodCallExpression call) {
if (isClosureCall(call)) {
// let's invoke the closure method
invokeClosure(call.getArguments(), call.getMethodAsString());
} else {
if (isFunctionInterfaceCall(call)) {
call = transformToRealMethodCall(call);
}
MethodCallerMultiAdapter adapter = invokeMethod;
Expression objectExpression = call.getObjectExpression();
if (AsmClassGenerator.isSuperExpression(objectExpression)) {
adapter = invokeMethodOnSuper;
} else if (AsmClassGenerator.isThisExpression(objectExpression)) {
adapter = invokeMethodOnCurrent;
}
if (isStaticInvocation(call)) {
adapter = invokeStaticMethod;
}
Expression messageName = new CastExpression(ClassHelper.STRING_TYPE, call.getMethod());
makeCall(call, objectExpression, messageName, call.getArguments(), adapter, call.isSafe(), call.isSpreadSafe(), call.isImplicitThis());
}
}
Example 2
| Source File: FindMethodUsagesVisitor.java From netbeans with Apache License 2.0 | 6 votes |
|
@Override
public void visitMethodCallExpression(MethodCallExpression methodCall) {
Expression expression = methodCall.getObjectExpression();
if (expression instanceof VariableExpression) {
VariableExpression variableExpression = ((VariableExpression) expression);
Variable variable = variableExpression.getAccessedVariable();
if (variable != null) {
if (variable.isDynamicTyped()) {
addDynamicVarUsages(methodCall, variable);
} else {
addStaticVarUsages(methodCall, variable);
}
} else {
addThisUsages(methodCall);
}
} else if (expression instanceof ConstructorCallExpression) {
addConstructorUsages(methodCall, (ConstructorCallExpression) expression);
}
super.visitMethodCallExpression(methodCall);
}
Example 3
| Source File: MethodCallExpressionTransformer.java From groovy with Apache License 2.0 | 6 votes |
|
/**
* Identifies a method call expression on {@link DefaultGroovyMethods#is(Object, Object)} and if recognized, transforms it into a {@link CompareIdentityExpression}.
* @param call a method call to be transformed
* @return null if the method call is not DGM#is, or {@link CompareIdentityExpression}
*/
private static Expression tryTransformIsToCompareIdentity(MethodCallExpression call) {
if (call.isSafe()) return null;
MethodNode methodTarget = call.getMethodTarget();
if (methodTarget instanceof ExtensionMethodNode && "is".equals(methodTarget.getName()) && methodTarget.getParameters().length==1) {
methodTarget = ((ExtensionMethodNode) methodTarget).getExtensionMethodNode();
ClassNode owner = methodTarget.getDeclaringClass();
if (DGM_CLASSNODE.equals(owner)) {
Expression args = call.getArguments();
if (args instanceof ArgumentListExpression) {
ArgumentListExpression arguments = (ArgumentListExpression) args;
List<Expression> exprs = arguments.getExpressions();
if (exprs.size() == 1) {
CompareIdentityExpression cid = new CompareIdentityExpression(call.getObjectExpression(), exprs.get(0));
cid.setSourcePosition(call);
return cid;
}
}
}
}
return null;
}
Example 4
| Source File: GroovyGradleParser.java From size-analyzer with Apache License 2.0 | 5 votes |
|
@Override
public void visitMethodCallExpression(MethodCallExpression expression) {
// get initial parent, parentParent values.
String parent =
methodCallStack.size() < 1 ? "" : Iterables.getLast(methodCallStack).getMethodAsString();
String parentParent = getParentParent();
methodCallStack.add(expression);
if (expression.getArguments() instanceof ArgumentListExpression) {
Expression objectExpression = expression.getObjectExpression();
String newParent = getValidParentString(objectExpression);
if (newParent != null) {
parentParent = parent;
parent = newParent;
if (objectExpression instanceof PropertyExpression) {
String newParentParent =
getValidParentString(((PropertyExpression) objectExpression).getObjectExpression());
if (newParentParent != null) {
parentParent = newParentParent;
}
}
}
checkDslProperty(expression, parent, parentParent);
}
super.visitMethodCallExpression(expression);
methodCallStack.remove(methodCallStack.size() - 1);
}
Example 5
| Source File: InvocationWriter.java From groovy with Apache License 2.0 | 5 votes |
|
private static boolean isFunctionInterfaceCall(final MethodCallExpression call) {
if ("call".equals(call.getMethodAsString())) {
Expression objectExpression = call.getObjectExpression();
if (!AsmClassGenerator.isThisExpression(objectExpression)) {
return ClassHelper.isFunctionalInterface(objectExpression.getType());
}
}
return false;
}
Example 6
| Source File: GroovyClassFilterTransformer.java From jasperreports with GNU Lesser General Public License v3.0 | 5 votes |
|
@Override
protected Expression transformMethodCall(MethodCallExpression originalCall,
Expression transformedObject, Expression transformedMethod, Expression transformedArgs)
{
Expression originalObject = originalCall.getObjectExpression();
if (allowed(originalObject.getType()))
{
Expression originalMethod = originalCall.getMethod();
Expression originalArgs = originalCall.getArguments();
Expression unwrappedArgs = unwrapTransformedArguments(transformedArgs, originalArgs);
if (unwrappedArgs != null)
{
if (transformedObject.equals(originalObject)
&& transformedMethod.equals(originalMethod)
&& unwrappedArgs.equals(originalArgs))
{
if (log.isDebugEnabled())
{
log.debug("allowed method call " + originalCall);
}
return originalCall;
}
MethodCallExpression transformedCall = new MethodCallExpression(
transformedObject, transformedMethod, unwrappedArgs);
transformedCall.setSafe(originalCall.isSafe());
transformedCall.setSpreadSafe(originalCall.isSpreadSafe());
if (log.isDebugEnabled())
{
log.debug("transformed method call " + transformedCall);
}
return transformedCall;
}
}
return super.transformMethodCall(originalCall,
transformedObject, transformedMethod, transformedArgs);
}
Example 7
| Source File: GroovyClassFilterTransformer.java From jasperreports with GNU Lesser General Public License v3.0 | 5 votes |
|
protected Expression unwrapTransformedArguments(Expression transformedArgs,
Expression originalArgs)
{
if (!(transformedArgs instanceof MethodCallExpression))
{
return null;
}
MethodCallExpression transformedArgsCall = (MethodCallExpression) transformedArgs;
Expression transformedObject = transformedArgsCall.getObjectExpression();
Expression transformedMethod = transformedArgsCall.getMethod();
if (!(transformedObject instanceof ListExpression)
|| !(transformedMethod instanceof ConstantExpression)
|| !("toArray".equals(transformedMethod.getText())))
{
return null;
}
List<Expression> transformedExpressions = ((ListExpression) transformedObject).getExpressions();
if (originalArgs instanceof ArgumentListExpression)
{
List<Expression> originalExpressions = ((ArgumentListExpression) originalArgs).getExpressions();
if (transformedExpressions.equals(originalExpressions))
{
return originalArgs;
}
return new ArgumentListExpression(transformedExpressions);
}
return null;
}
Example 8
| Source File: MarkupBuilderCodeTransformer.java From groovy with Apache License 2.0 | 5 votes |
|
private Expression tryTransformInclude(final MethodCallExpression exp) {
Expression arguments = exp.getArguments();
if (arguments instanceof TupleExpression) {
List<Expression> expressions = ((TupleExpression) arguments).getExpressions();
if (expressions.size() == 1 && expressions.get(0) instanceof MapExpression) {
MapExpression map = (MapExpression) expressions.get(0);
List<MapEntryExpression> entries = map.getMapEntryExpressions();
if (entries.size() == 1) {
MapEntryExpression mapEntry = entries.get(0);
Expression keyExpression = mapEntry.getKeyExpression();
try {
IncludeType includeType = IncludeType.valueOf(keyExpression.getText().toLowerCase());
MethodCallExpression call = new MethodCallExpression(
exp.getObjectExpression(),
includeType.getMethodName(),
new ArgumentListExpression(
mapEntry.getValueExpression()
)
);
call.setImplicitThis(true);
call.setSafe(exp.isSafe());
call.setSpreadSafe(exp.isSpreadSafe());
call.setSourcePosition(exp);
return call;
} catch (IllegalArgumentException e) {
// not a valid import type, do not modify the code
}
}
}
}
return super.transform(exp);
}
Example 9
| Source File: AstBuilderTransformation.java From groovy with Apache License 2.0 | 5 votes |
|
/**
* Looks for method calls on the AstBuilder class called build that take
* a Closure as parameter. This is all needed b/c build is overloaded.
*
* @param call the method call expression, may not be null
*/
@Override
protected boolean isBuildInvocation(MethodCallExpression call) {
if (call == null) throw new IllegalArgumentException("Null: call");
// is method name correct?
if (call.getMethod() instanceof ConstantExpression && "buildFromCode".equals(((ConstantExpression) call.getMethod()).getValue())) {
// is method object correct type?
if (call.getObjectExpression() != null && call.getObjectExpression().getType() != null) {
String name = call.getObjectExpression().getType().getName();
if (name != null && !name.isEmpty() && factoryTargets.contains(name)) {
// is one of the arguments a closure?
if (call.getArguments() != null && call.getArguments() instanceof TupleExpression) {
if (((TupleExpression) call.getArguments()).getExpressions() != null) {
for (ASTNode node : ((TupleExpression) call.getArguments()).getExpressions()) {
if (node instanceof ClosureExpression) {
return true;
}
}
}
}
}
}
}
return false;
}
Example 10
| Source File: SecureASTCustomizer.java From groovy with Apache License 2.0 | 5 votes |
|
@Override
public void visitMethodCallExpression(final MethodCallExpression call) {
assertExpressionAuthorized(call);
Expression receiver = call.getObjectExpression();
final String typeName = receiver.getType().getName();
if (allowedReceivers != null && !allowedReceivers.contains(typeName)) {
throw new SecurityException("Method calls not allowed on [" + typeName + "]");
} else if (disallowedReceivers != null && disallowedReceivers.contains(typeName)) {
throw new SecurityException("Method calls not allowed on [" + typeName + "]");
}
receiver.visit(this);
final Expression method = call.getMethod();
checkConstantTypeIfNotMethodNameOrProperty(method);
call.getArguments().visit(this);
}
Example 11
| Source File: SuperCallTraitTransformer.java From groovy with Apache License 2.0 | 5 votes |
|
private Expression transformMethodCallExpression(final MethodCallExpression exp) {
if (isTraitSuperPropertyExpression(exp.getObjectExpression())) {
Expression objectExpression = exp.getObjectExpression();
ClassNode traitReceiver = ((PropertyExpression) objectExpression).getObjectExpression().getType();
if (traitReceiver != null) {
// (SomeTrait.super).foo() --> SomeTrait$Helper.foo(this)
ClassExpression receiver = new ClassExpression(
getHelper(traitReceiver)
);
ArgumentListExpression newArgs = new ArgumentListExpression();
Expression arguments = exp.getArguments();
newArgs.addExpression(new VariableExpression("this"));
if (arguments instanceof TupleExpression) {
List<Expression> expressions = ((TupleExpression) arguments).getExpressions();
for (Expression expression : expressions) {
newArgs.addExpression(transform(expression));
}
} else {
newArgs.addExpression(transform(arguments));
}
MethodCallExpression result = new MethodCallExpression(
receiver,
transform(exp.getMethod()),
newArgs
);
result.setImplicitThis(false);
result.setSpreadSafe(exp.isSpreadSafe());
result.setSafe(exp.isSafe());
result.setSourcePosition(exp);
return result;
}
}
return super.transform(exp);
}
Example 12
| Source File: AstUtils.java From Pushjet-Android with BSD 2-Clause "Simplified" License | 4 votes |
|
public static boolean targetIsThis(MethodCallExpression call) {
Expression target = call.getObjectExpression();
return target instanceof VariableExpression && target.getText().equals("this");
}
Example 13
| Source File: NewifyASTTransformation.java From groovy with Apache License 2.0 | 4 votes |
|
private static boolean isNewMethodStyle(MethodCallExpression mce) {
final Expression obj = mce.getObjectExpression();
final Expression meth = mce.getMethod();
return (obj instanceof ClassExpression && meth instanceof ConstantExpression
&& ((ConstantExpression) meth).getValue().equals("new"));
}
Example 14
| Source File: NewifyASTTransformation.java From groovy with Apache License 2.0 | 4 votes |
|
private boolean isNewifyCandidate(MethodCallExpression mce) {
return (auto && isNewMethodStyle(mce)) || (mce.isImplicitThis()
&& mce.getObjectExpression() instanceof VariableExpression
&& ((VariableExpression) mce.getObjectExpression()).isThisExpression());
}
Example 15
| Source File: MarkupBuilderCodeTransformer.java From groovy with Apache License 2.0 | 4 votes |
|
private Expression transformMethodCall(final MethodCallExpression exp) {
String name = exp.getMethodAsString();
if (exp.isImplicitThis() && "include".equals(name)) {
return tryTransformInclude(exp);
} else if (exp.isImplicitThis() && name.startsWith(":")) {
List<Expression> args;
if (exp.getArguments() instanceof ArgumentListExpression) {
args = ((ArgumentListExpression) exp.getArguments()).getExpressions();
} else {
args = Collections.singletonList(exp.getArguments());
}
Expression newArguments = transform(new ArgumentListExpression(new ConstantExpression(name.substring(1)), new ArrayExpression(ClassHelper.OBJECT_TYPE, args)));
MethodCallExpression call = new MethodCallExpression(
new VariableExpression("this"),
"methodMissing",
newArguments
);
call.setImplicitThis(true);
call.setSafe(exp.isSafe());
call.setSpreadSafe(exp.isSpreadSafe());
call.setSourcePosition(exp);
return call;
} else if (name!=null && name.startsWith("$")) {
MethodCallExpression reformatted = new MethodCallExpression(
exp.getObjectExpression(),
name.substring(1),
exp.getArguments()
);
reformatted.setImplicitThis(exp.isImplicitThis());
reformatted.setSafe(exp.isSafe());
reformatted.setSpreadSafe(exp.isSpreadSafe());
reformatted.setSourcePosition(exp);
// wrap in a stringOf { ... } closure call
ClosureExpression clos = new ClosureExpression(Parameter.EMPTY_ARRAY, new ExpressionStatement(reformatted));
clos.setVariableScope(new VariableScope());
MethodCallExpression stringOf = new MethodCallExpression(new VariableExpression("this"),
"stringOf",
clos);
stringOf.setImplicitThis(true);
stringOf.setSourcePosition(reformatted);
return stringOf;
}
return super.transform(exp);
}
Example 16
| Source File: GroovyDeclarationFinder.java From netbeans with Apache License 2.0 | 4 votes |
|
private IndexedMethod findBestMethodMatchHelper(String name, Set<IndexedMethod> methods,
BaseDocument doc, int astOffset, int lexOffset, AstPath path, ASTNode callNode, GroovyIndex index) {
Set<IndexedMethod> candidates = new HashSet<IndexedMethod>();
if(path == null) {
return null;
}
ASTNode parent = path.leafParent();
if (callNode instanceof ConstantExpression && parent instanceof MethodCallExpression) {
String fqn = null;
MethodCallExpression methodCall = (MethodCallExpression) parent;
Expression objectExpression = methodCall.getObjectExpression();
if (objectExpression instanceof VariableExpression) {
VariableExpression variable = (VariableExpression) objectExpression;
if ("this".equals(variable.getName())) { // NOI18N
fqn = ASTUtils.getFqnName(path);
} else {
fqn = variable.getType().getName();
}
}
if (fqn != null) {
for (IndexedMethod method : methods) {
if (fqn.equals(method.getIn())) {
candidates.add(method);
}
}
}
}
if (candidates.size() == 1) {
return candidates.iterator().next();
} else if (!candidates.isEmpty()) {
methods = candidates;
}
return null;
}
Example 17
| Source File: PathFinderVisitor.java From netbeans with Apache License 2.0 | 4 votes |
|
private void fixNode(ASTNode node) {
// FIXME http://jira.codehaus.org/browse/GROOVY-3263
if (node instanceof MethodCallExpression && !((MethodCallExpression) node).isImplicitThis()) {
MethodCallExpression call = (MethodCallExpression) node;
if (call.getObjectExpression() == VariableExpression.THIS_EXPRESSION
|| call.getObjectExpression() == VariableExpression.SUPER_EXPRESSION) {
// this is not bulletproof but fix most of the problems
VariableExpression var = new VariableExpression(
call.getObjectExpression() == VariableExpression.THIS_EXPRESSION ? "this" : "super", // NOI18N
call.getObjectExpression().getType()); // NOI18N
var.setLineNumber(call.getLineNumber());
var.setColumnNumber(call.getColumnNumber());
var.setLastLineNumber(call.getMethod().getLineNumber());
var.setLastColumnNumber(call.getMethod().getColumnNumber());
call.setObjectExpression(var);
}
// FIXME http://jira.codehaus.org/browse/GROOVY-3472
} else if (node instanceof MethodNode || node instanceof ClosureExpression) {
Statement code = null;
if (node instanceof MethodNode) {
code = ((MethodNode) node).getCode();
} else {
code = ((ClosureExpression) node).getCode();
}
if (code != null && code instanceof BlockStatement
&& ((code.getLineNumber() < 0 && code.getColumnNumber() < 0)
|| (code.getLastLineNumber() < 0 && code.getLastColumnNumber() < 0))) {
BlockStatement block = (BlockStatement) code;
List statements = block.getStatements();
if (statements != null && !statements.isEmpty()) {
if (code.getLineNumber() < 0 && code.getColumnNumber() < 0) {
Statement first = (Statement) statements.get(0);
code.setLineNumber(first.getLineNumber());
code.setColumnNumber(first.getColumnNumber());
}
if (code.getLastLineNumber() < 0 && code.getLastColumnNumber() < 0) {
// maybe not accurate
code.setLastLineNumber(node.getLastLineNumber());
int lastColumn = node.getLastColumnNumber();
if (lastColumn > 0) {
lastColumn--;
}
code.setLastColumnNumber(lastColumn);
}
}
}
}
}
Example 18
| Source File: AstUtils.java From pushfish-android with BSD 2-Clause "Simplified" License | 4 votes |
|
public static boolean targetIsThis(MethodCallExpression call) {
Expression target = call.getObjectExpression();
return target instanceof VariableExpression && target.getText().equals("this");
}
