org.codehaus.groovy.ast.expr.ArgumentListExpression#getExpressions

Source File: DependenciesVisitor.java From synopsys-detect with Apache License 2.0

6 votes

@Override
public void visitArgumentlistExpression(final ArgumentListExpression argumentListExpression) {
    if (inDependenciesBlock) {
        final List<Expression> expressions = argumentListExpression.getExpressions();

        if (expressions.size() == 1 && expressions.get(0) instanceof ClosureExpression) {
            final ClosureExpression closureExpression = (ClosureExpression) expressions.get(0);
            if (closureExpression.getCode() instanceof BlockStatement) {
                final BlockStatement blockStatement = (BlockStatement) closureExpression.getCode();
                final List<Statement> statements = blockStatement.getStatements();
                for (final Statement statement : statements) {
                    addDependencyFromStatement(statement);
                }
            }
        }
    }

    super.visitArgumentlistExpression(argumentListExpression);
}

Source File: GroovyGradleParser.java From size-analyzer with Apache License 2.0

6 votes

/**
 * This will return an initial guess as to the string representation of the parent parent object,
 * based solely on the method callstack hierarchy. Any direct property or variable parents should
 * be resolved by using the getValidStringRepresentation function.
 */
private String getParentParent() {
  for (int i = methodCallStack.size() - 2; i >= 0; i--) {
    MethodCallExpression expression = methodCallStack.get(i);
    Expression arguments = expression.getArguments();
    if (arguments instanceof ArgumentListExpression) {
      ArgumentListExpression ale = (ArgumentListExpression) arguments;
      List<Expression> expressions = ale.getExpressions();
      if (expressions.size() == 1 && expressions.get(0) instanceof ClosureExpression) {
        return expression.getMethodAsString();
      }
    }
  }

  return null;
}

Source File: MethodSignatureBuilder.java From netbeans with Apache License 2.0

6 votes

public MethodSignatureBuilder appendMethodParams(Expression arguments) {
    builder.append("("); // NOI18N

    if (arguments instanceof ArgumentListExpression) {
        ArgumentListExpression argumentList = ((ArgumentListExpression) arguments);
        if (argumentList.getExpressions().size() > 0) {
            for (Expression argument : argumentList.getExpressions()) {
                builder.append(ElementUtils.getTypeNameWithoutPackage(argument.getType()));
                builder.append(" "); // NOI18N
                builder.append(argument.getText());
                builder.append(","); // NOI18N
            }
            builder.setLength(builder.length() - 1);
        }
    }
    builder.append(")"); // NOI18N
    return this;
}

Source File: ResolveVisitor.java From groovy with Apache License 2.0

6 votes

private void findPossibleOuterClassNodeForNonStaticInnerClassInstantiation(final ConstructorCallExpression cce) {
    // GROOVY-8947: Fail to resolve non-static inner class outside of outer class
    // `new Computer().new Cpu(4)` will be parsed to `new Cpu(new Computer(), 4)`
    // so non-static inner class instantiation expression's first argument is a constructor call of outer class
    // but the first argument is constructor call can not be non-static inner class instantiation expression, e.g.
    // `new HashSet(new ArrayList())`, so we add "possible" to the variable name
    Expression argumentExpression = cce.getArguments();
    if (argumentExpression instanceof ArgumentListExpression) {
        ArgumentListExpression argumentListExpression = (ArgumentListExpression) argumentExpression;
        List<Expression> expressionList = argumentListExpression.getExpressions();
        if (!expressionList.isEmpty()) {
            Expression firstExpression = expressionList.get(0);

            if (firstExpression instanceof ConstructorCallExpression) {
                ConstructorCallExpression constructorCallExpression = (ConstructorCallExpression) firstExpression;
                ClassNode possibleOuterClassNode = constructorCallExpression.getType();
                possibleOuterClassNodeMap.put(cce.getType(), possibleOuterClassNode);
            }
        }
    }
}

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;
}

Source File: Methods.java From netbeans with Apache License 2.0

5 votes

private static List<String> getMethodParams(MethodCallExpression methodCall) {
    final List<String> params = new ArrayList<>();
    final Expression arguments = methodCall.getArguments();

    if (arguments instanceof ArgumentListExpression) {
        ArgumentListExpression argumentList = ((ArgumentListExpression) arguments);
        if (argumentList.getExpressions().size() > 0) {
            for (Expression argument : argumentList.getExpressions()) {
                params.add(ElementUtils.getTypeName(argument.getType()));
            }
        }
    }
    return params;
}

Source File: MethodRefactoringElement.java From netbeans with Apache License 2.0

5 votes

private List<String> getParamTypes(MethodCallExpression methodCall) {
    final Expression arguments = methodCall.getArguments();
    final List<String> paramTypes = new ArrayList<String>();

    if (arguments instanceof ArgumentListExpression) {
        ArgumentListExpression argumentList = ((ArgumentListExpression) arguments);
        if (argumentList.getExpressions().size() > 0) {
            for (Expression argument : argumentList.getExpressions()) {
                paramTypes.add(ElementUtils.getTypeName(argument.getType()));
            }
        }
    }
    return paramTypes;
}

Source File: DependencyVisitor.java From scava with Eclipse Public License 2.0

5 votes

@Override
public void visitArgumentlistExpression(ArgumentListExpression ale) {
	List<Expression> expressions = ale.getExpressions();

	if (expressions.size() == 1 && expressions.get(0) instanceof ConstantExpression) {
		String depStr = expressions.get(0).getText();
		String[] deps = depStr.split(":");

		if (deps.length == 3) {
			dependencies.add(deps[0] + ":" + deps[1]);
		}
	}

	super.visitArgumentlistExpression(ale);
}

Source File: StaticCompilationVisitor.java From groovy with Apache License 2.0

5 votes

@Override
public void visitConstructorCallExpression(final ConstructorCallExpression call) {
    super.visitConstructorCallExpression(call);

    if (call.isUsingAnonymousInnerClass() && call.getType().getNodeMetaData(StaticTypeCheckingVisitor.class) != null) {
        ClassNode anonType = call.getType();
        anonType.putNodeMetaData(STATIC_COMPILE_NODE, anonType.getEnclosingMethod().getNodeMetaData(STATIC_COMPILE_NODE));
        anonType.putNodeMetaData(WriterControllerFactory.class, anonType.getOuterClass().getNodeMetaData(WriterControllerFactory.class));
    }

    MethodNode target = call.getNodeMetaData(DIRECT_METHOD_CALL_TARGET);
    if (target == null && call.getLineNumber() > 0) {
        addError("Target constructor for constructor call expression hasn't been set", call);
    } else if (target == null) {
        // try to find a target
        ArgumentListExpression argumentListExpression = InvocationWriter.makeArgumentList(call.getArguments());
        List<Expression> expressions = argumentListExpression.getExpressions();
        ClassNode[] args = new ClassNode[expressions.size()];
        for (int i = 0, n = args.length; i < n; i += 1) {
            args[i] = typeChooser.resolveType(expressions.get(i), classNode);
        }
        target = findMethodOrFail(call, call.isSuperCall() ? classNode.getSuperClass() : classNode, "<init>", args);
        call.putNodeMetaData(DIRECT_METHOD_CALL_TARGET, target);
    }
    if (target != null) {
        memorizeInitialExpressions(target);
    }
}

Source File: TraitComposer.java From groovy with Apache License 2.0

5 votes

private static Statement createSuperFallback(MethodNode forwarderMethod, ClassNode returnType) {
    ArgumentListExpression args = new ArgumentListExpression();
    Parameter[] forwarderMethodParameters = forwarderMethod.getParameters();
    for (final Parameter forwarderMethodParameter : forwarderMethodParameters) {
        args.addExpression(new VariableExpression(forwarderMethodParameter));
    }
    BinaryExpression instanceOfExpr = new BinaryExpression(new VariableExpression("this"), Token.newSymbol(Types.KEYWORD_INSTANCEOF, -1, -1), new ClassExpression(Traits.GENERATED_PROXY_CLASSNODE));
    MethodCallExpression superCall = new MethodCallExpression(
            new VariableExpression("super"),
            forwarderMethod.getName(),
            args
    );
    superCall.setImplicitThis(false);
    CastExpression proxyReceiver = new CastExpression(Traits.GENERATED_PROXY_CLASSNODE, new VariableExpression("this"));
    MethodCallExpression getProxy = new MethodCallExpression(proxyReceiver, "getProxyTarget", ArgumentListExpression.EMPTY_ARGUMENTS);
    getProxy.setImplicitThis(true);
    StaticMethodCallExpression proxyCall = new StaticMethodCallExpression(
            ClassHelper.make(InvokerHelper.class),
            "invokeMethod",
            new ArgumentListExpression(getProxy, new ConstantExpression(forwarderMethod.getName()), new ArrayExpression(ClassHelper.OBJECT_TYPE, args.getExpressions()))
    );
    IfStatement stmt = new IfStatement(
            new BooleanExpression(instanceOfExpr),
            new ExpressionStatement(new CastExpression(returnType,proxyCall)),
            new ExpressionStatement(superCall)
    );
    return stmt;
}

Source File: InvokeDynamicWriter.java From groovy with Apache License 2.0

5 votes

private void makeIndyCall(MethodCallerMultiAdapter adapter, Expression receiver, boolean implicitThis, boolean safe, String methodName, Expression arguments) {
    OperandStack operandStack = controller.getOperandStack();

    StringBuilder sig = new StringBuilder(prepareIndyCall(receiver, implicitThis));

    // load arguments
    int numberOfArguments = 1;
    ArgumentListExpression ae = makeArgumentList(arguments);
    boolean containsSpreadExpression = AsmClassGenerator.containsSpreadExpression(arguments);
    AsmClassGenerator acg = controller.getAcg();
    if (containsSpreadExpression) {
        acg.despreadList(ae.getExpressions(), true);
        sig.append(getTypeDescription(Object[].class));
    } else {
        for (Expression arg : ae.getExpressions()) {
            arg.visit(acg);
            if (arg instanceof CastExpression) {
                operandStack.box();
                acg.loadWrapper(arg);
                sig.append(getTypeDescription(Wrapper.class));
            } else {
                sig.append(getTypeDescription(operandStack.getTopOperand()));
            }
            numberOfArguments++;
        }
    }

    sig.append(")Ljava/lang/Object;");
    String callSiteName = METHOD.getCallSiteName();
    if (adapter == null) callSiteName = INIT.getCallSiteName();
    int flags = getMethodCallFlags(adapter, safe, containsSpreadExpression);
    finishIndyCall(BSM, callSiteName, sig.toString(), numberOfArguments, methodName, flags);
}

Source File: SignatureHelpProvider.java From groovy-language-server with Apache License 2.0

4 votes

public CompletableFuture<SignatureHelp> provideSignatureHelp(TextDocumentIdentifier textDocument,
		Position position) {
	if (ast == null) {
		//this shouldn't happen, but let's avoid an exception if something
		//goes terribly wrong.
		return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
	}
	URI uri = URI.create(textDocument.getUri());
	ASTNode offsetNode = ast.getNodeAtLineAndColumn(uri, position.getLine(), position.getCharacter());
	if (offsetNode == null) {
		return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
	}
	int activeParamIndex = -1;
	MethodCall methodCall = null;
	ASTNode parentNode = ast.getParent(offsetNode);

	if (offsetNode instanceof ArgumentListExpression) {
		methodCall = (MethodCall) parentNode;

		ArgumentListExpression argsList = (ArgumentListExpression) offsetNode;
		List<Expression> expressions = argsList.getExpressions();
		activeParamIndex = getActiveParameter(position, expressions);
	}

	if (methodCall == null) {
		return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
	}

	List<MethodNode> methods = GroovyASTUtils.getMethodOverloadsFromCallExpression(methodCall, ast);
	if (methods.isEmpty()) {
		return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
	}

	List<SignatureInformation> sigInfos = new ArrayList<>();
	for (MethodNode method : methods) {
		List<ParameterInformation> parameters = new ArrayList<>();
		Parameter[] methodParams = method.getParameters();
		for (int i = 0; i < methodParams.length; i++) {
			Parameter methodParam = methodParams[i];

			ParameterInformation paramInfo = new ParameterInformation();
			paramInfo.setLabel(GroovyNodeToStringUtils.variableToString(methodParam, ast));
			parameters.add(paramInfo);
		}
		SignatureInformation sigInfo = new SignatureInformation();
		sigInfo.setLabel(GroovyNodeToStringUtils.methodToString(method, ast));
		sigInfo.setParameters(parameters);
		sigInfos.add(sigInfo);
	}

	MethodNode bestMethod = GroovyASTUtils.getMethodFromCallExpression(methodCall, ast, activeParamIndex);
	int activeSignature = methods.indexOf(bestMethod);

	return CompletableFuture.completedFuture(new SignatureHelp(sigInfos, activeSignature, activeParamIndex));
}

Source File: GroovyVirtualSourceProvider.java From netbeans with Apache License 2.0

4 votes

private void genSpecialConstructorArgs(PrintWriter out, ConstructorNode node, ConstructorCallExpression constrCall) {
    // Select a constructor from our class, or super-class which is legal to call,
    // then write out an invoke w/nulls using casts to avoid abigous crapo

    Parameter[] params = selectAccessibleConstructorFromSuper(node);
    if (params != null) {
        out.print("super (");

        for (int i = 0; i < params.length; i++) {
            printDefaultValue(out, params[i].getType());
            if (i + 1 < params.length) {
                out.print(", ");
            }
        }

        out.println(");");
        return;
    }

    // Otherwise try the older method based on the constructor's call expression
    Expression arguments = constrCall.getArguments();

    if (constrCall.isSuperCall()) {
        out.print("super(");
    } else {
        out.print("this(");
    }

    // Else try to render some arguments
    if (arguments instanceof ArgumentListExpression) {
        ArgumentListExpression argumentListExpression = (ArgumentListExpression) arguments;
        List<Expression> args = argumentListExpression.getExpressions();

        for (Expression arg : args) {
            if (arg instanceof ConstantExpression) {
                ConstantExpression expression = (ConstantExpression) arg;
                Object o = expression.getValue();

                if (o instanceof String) {
                    out.print("(String)null");
                } else {
                    out.print(expression.getText());
                }
            } else {
                printDefaultValue(out, arg.getType());
            }

            if (arg != args.get(args.size() - 1)) {
                out.print(", ");
            }
        }
    }

    out.println(");");
}

Source File: MethodInference.java From netbeans with Apache License 2.0

4 votes

@CheckForNull
private static ClassNode findReturnTypeFor(
        @NonNull ClassNode callerType, 
        @NonNull String methodName,
        @NonNull Expression arguments,
        @NonNull AstPath path,
        @NonNull boolean isStatic,
        @NonNull BaseDocument baseDocument,
        @NonNull int offset
        ) {

    List<ClassNode> paramTypes = new ArrayList<>();
    if (arguments instanceof ArgumentListExpression) {
        ArgumentListExpression argExpression = (ArgumentListExpression) arguments;
        for (Expression e : argExpression.getExpressions()) {
            if (e instanceof VariableExpression) {
                ModuleNode moduleNode = (ModuleNode) path.root();
                int newOffset = ASTUtils.getOffset(baseDocument, e.getLineNumber(), e.getColumnNumber());
                AstPath newPath = new AstPath(moduleNode, newOffset, baseDocument);
                TypeInferenceVisitor tiv = new TypeInferenceVisitor(moduleNode.getContext(), newPath, baseDocument, newOffset);
                tiv.collect();
                ClassNode guessedType = tiv.getGuessedType();
                if (null == guessedType) {
                    System.out.println("Bad guessed type");
                } else {
                    paramTypes.add(tiv.getGuessedType());
                }
            } else if(e instanceof ConstantExpression) {
                paramTypes.add(((ConstantExpression)e).getType());
            } else if (e instanceof MethodCallExpression) {
                paramTypes.add(findCallerType(e, path, baseDocument, offset));
            } else if (e instanceof BinaryExpression) {
                BinaryExpression binExpression = (BinaryExpression) e;
                paramTypes.add(binExpression.getType());
            } else if (e instanceof ClassExpression) {
                ClassExpression classExpression = (ClassExpression) e;
                // This should be Class<classExpression.getType()>
                paramTypes.add(GenericsUtils.makeClassSafeWithGenerics(Class.class, classExpression.getType()));
            } else {
                System.out.println(e.getClass());
            }
        }
    }

    MethodNode possibleMethod = tryFindPossibleMethod(callerType, methodName, paramTypes, isStatic);
    if (possibleMethod != null) {
        return possibleMethod.getReturnType();
    }
    return null;
}

Source File: JavaStubGenerator.java From groovy with Apache License 2.0

4 votes

private void printSpecialConstructorArgs(PrintWriter out, ConstructorNode node, ConstructorCallExpression constrCall) {
    // Select a constructor from our class, or super-class which is legal to call,
    // then write out an invoke w/nulls using casts to avoid ambiguous crapo

    Parameter[] params = selectAccessibleConstructorFromSuper(node);
    if (params != null) {
        out.print("super (");

        for (int i = 0; i < params.length; i++) {
            printDefaultValue(out, params[i].getType());
            if (i + 1 < params.length) {
                out.print(", ");
            }
        }

        out.println(");");
        return;
    }

    // Otherwise try the older method based on the constructor's call expression
    Expression arguments = constrCall.getArguments();

    if (constrCall.isSuperCall()) {
        out.print("super(");
    } else {
        out.print("this(");
    }

    // Else try to render some arguments
    if (arguments instanceof ArgumentListExpression) {
        ArgumentListExpression argumentListExpression = (ArgumentListExpression) arguments;
        List<Expression> args = argumentListExpression.getExpressions();

        for (Expression arg : args) {
            if (arg instanceof ConstantExpression) {
                ConstantExpression expression = (ConstantExpression) arg;
                Object o = expression.getValue();

                if (o instanceof String) {
                    out.print("(String)null");
                } else {
                    out.print(expression.getText());
                }
            } else {
                ClassNode type = getConstructorArgumentType(arg, node);
                printDefaultValue(out, type);
            }

            if (arg != args.get(args.size() - 1)) {
                out.print(", ");
            }
        }
    }

    out.println(");");
}

Java Code Examples for org.codehaus.groovy.ast.expr.ArgumentListExpression#getExpressions()