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Example 1 with MethodCallExpr

use of japa.parser.ast.expr.MethodCallExpr in project Japid by branaway.

the class JavaSyntaxTool method parseCode.

public static List<CodeNode> parseCode(String code) {
    try {
        final List<CodeNode> nodes = new LinkedList();
        CompilationUnit cu = parse(code);
        VoidVisitorAdapter visitor = new VoidVisitorAdapter() {

            int nested = 0;

            @Override
            public void visit(AnnotationDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(AnnotationMemberDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ArrayAccessExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ArrayCreationExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ArrayInitializerExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(AssertStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(AssignExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(BinaryExpr n, Object arg) {
                if (n.getOperator() == Operator.binOr) {
                    nodes.add(new CodeNode(nested++, new BinaryOrExpr(n)));
                } else {
                    nodes.add(new CodeNode(nested++, n));
                }
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(BlockComment n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(BlockStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(BooleanLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(BreakStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(CastExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(CatchClause n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(CharLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ClassExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ClassOrInterfaceDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ClassOrInterfaceType n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(CompilationUnit n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ConditionalExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ConstructorDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ContinueStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(DoStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(DoubleLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(EmptyMemberDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(EmptyStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(EmptyTypeDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(EnclosedExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(EnumConstantDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(EnumDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ExplicitConstructorInvocationStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ExpressionStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(FieldAccessExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(FieldDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ForeachStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ForStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(IfStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ImportDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(InitializerDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(InstanceOfExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(IntegerLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(IntegerLiteralMinValueExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(JavadocComment n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(LabeledStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(LineComment n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(LongLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(LongLiteralMinValueExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(MarkerAnnotationExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(MemberValuePair n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(MethodCallExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(MethodDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(NameExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(NormalAnnotationExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(NullLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ObjectCreationExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(PackageDeclaration n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(Parameter n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(PrimitiveType n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(QualifiedNameExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ReferenceType n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ReturnStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(SingleMemberAnnotationExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(StringLiteralExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(SuperExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(SwitchEntryStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(SwitchStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(SynchronizedStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ThisExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(ThrowStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(TryStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(TypeDeclarationStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(TypeParameter n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(UnaryExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(VariableDeclarationExpr n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(VariableDeclarator n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(VariableDeclaratorId n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(VoidType n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(WhileStmt n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }

            @Override
            public void visit(WildcardType n, Object arg) {
                nodes.add(new CodeNode(nested++, n));
                super.visit(n, arg);
                nested--;
            }
        };
        cu.accept(visitor, null);
        return nodes;
    } catch (ParseException e) {
        throw new RuntimeException("invalid Java code: " + code + ". " + e);
    }
}
Also used : IntegerLiteralExpr(japa.parser.ast.expr.IntegerLiteralExpr) ObjectCreationExpr(japa.parser.ast.expr.ObjectCreationExpr) TypeParameter(japa.parser.ast.TypeParameter) ExplicitConstructorInvocationStmt(japa.parser.ast.stmt.ExplicitConstructorInvocationStmt) LineComment(japa.parser.ast.LineComment) ExpressionStmt(japa.parser.ast.stmt.ExpressionStmt) ReferenceType(japa.parser.ast.type.ReferenceType) VariableDeclarator(japa.parser.ast.body.VariableDeclarator) EnumConstantDeclaration(japa.parser.ast.body.EnumConstantDeclaration) QualifiedNameExpr(japa.parser.ast.expr.QualifiedNameExpr) BreakStmt(japa.parser.ast.stmt.BreakStmt) BooleanLiteralExpr(japa.parser.ast.expr.BooleanLiteralExpr) CastExpr(japa.parser.ast.expr.CastExpr) LongLiteralExpr(japa.parser.ast.expr.LongLiteralExpr) PrimitiveType(japa.parser.ast.type.PrimitiveType) NormalAnnotationExpr(japa.parser.ast.expr.NormalAnnotationExpr) PackageDeclaration(japa.parser.ast.PackageDeclaration) CompilationUnit(japa.parser.ast.CompilationUnit) BlockComment(japa.parser.ast.BlockComment) SwitchStmt(japa.parser.ast.stmt.SwitchStmt) BlockStmt(japa.parser.ast.stmt.BlockStmt) CharLiteralExpr(japa.parser.ast.expr.CharLiteralExpr) CatchClause(japa.parser.ast.stmt.CatchClause) ForeachStmt(japa.parser.ast.stmt.ForeachStmt) InstanceOfExpr(japa.parser.ast.expr.InstanceOfExpr) UnaryExpr(japa.parser.ast.expr.UnaryExpr) LinkedList(java.util.LinkedList) WildcardType(japa.parser.ast.type.WildcardType) EmptyMemberDeclaration(japa.parser.ast.body.EmptyMemberDeclaration) AnnotationDeclaration(japa.parser.ast.body.AnnotationDeclaration) ClassExpr(japa.parser.ast.expr.ClassExpr) AssertStmt(japa.parser.ast.stmt.AssertStmt) ReturnStmt(japa.parser.ast.stmt.ReturnStmt) ThrowStmt(japa.parser.ast.stmt.ThrowStmt) VoidVisitorAdapter(japa.parser.ast.visitor.VoidVisitorAdapter) LabeledStmt(japa.parser.ast.stmt.LabeledStmt) VoidType(japa.parser.ast.type.VoidType) ClassOrInterfaceDeclaration(japa.parser.ast.body.ClassOrInterfaceDeclaration) QualifiedNameExpr(japa.parser.ast.expr.QualifiedNameExpr) NameExpr(japa.parser.ast.expr.NameExpr) StringLiteralExpr(japa.parser.ast.expr.StringLiteralExpr) ClassOrInterfaceType(japa.parser.ast.type.ClassOrInterfaceType) SynchronizedStmt(japa.parser.ast.stmt.SynchronizedStmt) FieldDeclaration(japa.parser.ast.body.FieldDeclaration) AssignExpr(japa.parser.ast.expr.AssignExpr) SingleMemberAnnotationExpr(japa.parser.ast.expr.SingleMemberAnnotationExpr) JavadocComment(japa.parser.ast.body.JavadocComment) VariableDeclaratorId(japa.parser.ast.body.VariableDeclaratorId) MemberValuePair(japa.parser.ast.expr.MemberValuePair) ArrayInitializerExpr(japa.parser.ast.expr.ArrayInitializerExpr) WhileStmt(japa.parser.ast.stmt.WhileStmt) ConstructorDeclaration(japa.parser.ast.body.ConstructorDeclaration) EmptyTypeDeclaration(japa.parser.ast.body.EmptyTypeDeclaration) TypeDeclarationStmt(japa.parser.ast.stmt.TypeDeclarationStmt) FieldAccessExpr(japa.parser.ast.expr.FieldAccessExpr) EmptyStmt(japa.parser.ast.stmt.EmptyStmt) ArrayCreationExpr(japa.parser.ast.expr.ArrayCreationExpr) ForStmt(japa.parser.ast.stmt.ForStmt) DoStmt(japa.parser.ast.stmt.DoStmt) ThisExpr(japa.parser.ast.expr.ThisExpr) VariableDeclarationExpr(japa.parser.ast.expr.VariableDeclarationExpr) SuperExpr(japa.parser.ast.expr.SuperExpr) IntegerLiteralMinValueExpr(japa.parser.ast.expr.IntegerLiteralMinValueExpr) ArrayAccessExpr(japa.parser.ast.expr.ArrayAccessExpr) MethodDeclaration(japa.parser.ast.body.MethodDeclaration) BinaryExpr(japa.parser.ast.expr.BinaryExpr) TryStmt(japa.parser.ast.stmt.TryStmt) MarkerAnnotationExpr(japa.parser.ast.expr.MarkerAnnotationExpr) ConditionalExpr(japa.parser.ast.expr.ConditionalExpr) EnumDeclaration(japa.parser.ast.body.EnumDeclaration) ContinueStmt(japa.parser.ast.stmt.ContinueStmt) NullLiteralExpr(japa.parser.ast.expr.NullLiteralExpr) IfStmt(japa.parser.ast.stmt.IfStmt) InitializerDeclaration(japa.parser.ast.body.InitializerDeclaration) LongLiteralMinValueExpr(japa.parser.ast.expr.LongLiteralMinValueExpr) DoubleLiteralExpr(japa.parser.ast.expr.DoubleLiteralExpr) ImportDeclaration(japa.parser.ast.ImportDeclaration) SwitchEntryStmt(japa.parser.ast.stmt.SwitchEntryStmt) Parameter(japa.parser.ast.body.Parameter) TypeParameter(japa.parser.ast.TypeParameter) ParseException(japa.parser.ParseException) EnclosedExpr(japa.parser.ast.expr.EnclosedExpr) AnnotationMemberDeclaration(japa.parser.ast.body.AnnotationMemberDeclaration) MethodCallExpr(japa.parser.ast.expr.MethodCallExpr)

Example 2 with MethodCallExpr

use of japa.parser.ast.expr.MethodCallExpr in project japid42 by branaway.

the class JavaSyntaxTool method parseNamedArgs.

/**
	 * 
	 * @param line
	 * @return list of named args if all the args are named; empty list if none
	 *         is named; or an exception is thrown if the arg list is not valid
	 *         or named and un-named are mixed
	 * 
	 */
public static List<NamedArg> parseNamedArgs(String line) {
    final List<NamedArg> ret = new ArrayList<NamedArg>();
    if (line == null || line.trim().length() == 0)
        return ret;
    line = line.trim();
    //		if (line.startsWith("(")) {
    //			if (line.endsWith(")"))
    //				line = line.substring(1, line.length() - 1);
    //			else
    //				throw new RuntimeException("no closing ')' in arg expression: "
    //						+ line);
    //		}
    String cl = String.format(classTempForArgs, line);
    final String finalLine = line;
    try {
        CompilationUnit cu = parse(cl);
        VoidVisitorAdapter visitor = new VoidVisitorAdapter() {

            boolean hasNamed = false;

            boolean hasUnNamed = false;

            @Override
            public void visit(MethodCallExpr n, Object arg) {
                List<Expression> args = n.getArgs();
                // api issue: args can be null in case of empty arg list
                if (args != null)
                    for (Expression expr : args) {
                        if (expr instanceof AssignExpr) {
                            if (hasUnNamed)
                                throw new RuntimeException("the line has mixed named and un-named arg list. It's not valid in Japid tag invocation. It must be all-or-none.: " + finalLine);
                            hasNamed = true;
                            AssignExpr ae = (AssignExpr) expr;
                            NamedArg na = new NamedArg(ae.getTarget(), ae.getValue());
                            ret.add(na);
                        } else {
                            if (hasNamed)
                                throw new RuntimeException("the line has mixed named and un-named arg list. It's not valid in Japid tag invocation. It must be all-or-none.: " + finalLine);
                            hasUnNamed = true;
                        }
                    }
            }
        };
        cu.accept(visitor, null);
    } catch (ParseException e) {
        throw new RuntimeException("the line does not seem to be a valid arg list: " + line + ". ");
    }
    return ret;
}
Also used : CompilationUnit(japa.parser.ast.CompilationUnit) ArrayList(java.util.ArrayList) AssignExpr(japa.parser.ast.expr.AssignExpr) Expression(japa.parser.ast.expr.Expression) ParseException(japa.parser.ParseException) VoidVisitorAdapter(japa.parser.ast.visitor.VoidVisitorAdapter) MethodCallExpr(japa.parser.ast.expr.MethodCallExpr)

Example 3 with MethodCallExpr

use of japa.parser.ast.expr.MethodCallExpr in project japid42 by branaway.

the class JavaSyntaxTool method hasMethodInvocatioin.

public static boolean hasMethodInvocatioin(CompilationUnit cu, final String string) {
    if (string == null || string.trim().length() == 0)
        return false;
    final StringBuilder re = new StringBuilder();
    VoidVisitorAdapter visitor = new VoidVisitorAdapter() {

        @Override
        public void visit(MethodCallExpr n, Object arg) {
            if (string.equals(n.getName())) {
                re.append(1);
                return;
            } else {
                super.visit(n, arg);
            }
        }
    };
    cu.accept(visitor, null);
    if (re.length() == 0)
        return false;
    else
        return true;
}
Also used : VoidVisitorAdapter(japa.parser.ast.visitor.VoidVisitorAdapter) MethodCallExpr(japa.parser.ast.expr.MethodCallExpr)

Example 4 with MethodCallExpr

use of japa.parser.ast.expr.MethodCallExpr in project japid42 by branaway.

the class JavaSyntaxTool method parseArgs.

// XXX this method does not properly parse thingsl like A<t> a
// it does not detect the error
@SuppressWarnings("unchecked")
public static List<String> parseArgs(String line) {
    final List<String> ret = new ArrayList<String>();
    if (line == null || line.trim().length() == 0)
        return ret;
    @SuppressWarnings("rawtypes") VoidVisitorAdapter visitor = new VoidVisitorAdapter() {

        @Override
        public void visit(MethodCallExpr n, Object arg) {
            List<Expression> args = n.getArgs();
            // api issue: args can be null in case of empty arg list
            if (args != null)
                for (Expression e : args) {
                    ret.add(e.toString());
                }
        }
    };
    line = line.trim();
    if (line.startsWith("(")) {
        // perhaps it's in the form of (...)
        String cl = String.format(classTempForArgsNoParenthesis, line);
        try {
            CompilationUnit cu = parse(cl);
            cu.accept(visitor, null);
            return ret;
        } catch (ParseException e) {
        // perhaps not really (...). fall through
        }
    }
    String cl = String.format(classTempForArgs, line);
    try {
        CompilationUnit cu = parse(cl);
        cu.accept(visitor, null);
    } catch (ParseException e) {
        throw new RuntimeException("the line does not seem to be a valid arg list: " + line);
    }
    return ret;
}
Also used : CompilationUnit(japa.parser.ast.CompilationUnit) Expression(japa.parser.ast.expr.Expression) ArrayList(java.util.ArrayList) ParseException(japa.parser.ParseException) VoidVisitorAdapter(japa.parser.ast.visitor.VoidVisitorAdapter) MethodCallExpr(japa.parser.ast.expr.MethodCallExpr)

Example 5 with MethodCallExpr

use of japa.parser.ast.expr.MethodCallExpr in project Japid by branaway.

the class JavaSyntaxTool method parseArgs.

// XXX this method does not properly parse thingsl like A<t> a
// it does not detect the error
@SuppressWarnings("unchecked")
public static List<String> parseArgs(String line) {
    final List<String> ret = new ArrayList<String>();
    if (line == null || line.trim().length() == 0)
        return ret;
    @SuppressWarnings("rawtypes") VoidVisitorAdapter visitor = new VoidVisitorAdapter() {

        @Override
        public void visit(MethodCallExpr n, Object arg) {
            List<Expression> args = n.getArgs();
            // api issue: args can be null in case of empty arg list
            if (args != null)
                for (Expression e : args) {
                    ret.add(e.toString());
                }
        }
    };
    line = line.trim();
    if (line.startsWith("(")) {
        // perhaps it's in the form of (...)
        String cl = String.format(classTempForArgsNoParenthesis, line);
        try {
            CompilationUnit cu = parse(cl);
            cu.accept(visitor, null);
            return ret;
        } catch (ParseException e) {
        // perhaps not really (...). fall through
        }
    }
    String cl = String.format(classTempForArgs, line);
    try {
        CompilationUnit cu = parse(cl);
        cu.accept(visitor, null);
    } catch (ParseException e) {
        throw new RuntimeException("the line does not seem to be a valid arg list: " + line);
    }
    return ret;
}
Also used : CompilationUnit(japa.parser.ast.CompilationUnit) Expression(japa.parser.ast.expr.Expression) ArrayList(java.util.ArrayList) ParseException(japa.parser.ParseException) VoidVisitorAdapter(japa.parser.ast.visitor.VoidVisitorAdapter) MethodCallExpr(japa.parser.ast.expr.MethodCallExpr)

Aggregations

MethodCallExpr (japa.parser.ast.expr.MethodCallExpr)9 VoidVisitorAdapter (japa.parser.ast.visitor.VoidVisitorAdapter)8 CompilationUnit (japa.parser.ast.CompilationUnit)7 ParseException (japa.parser.ParseException)6 AssignExpr (japa.parser.ast.expr.AssignExpr)4 Expression (japa.parser.ast.expr.Expression)4 ArrayList (java.util.ArrayList)4 PackageDeclaration (japa.parser.ast.PackageDeclaration)3 ClassOrInterfaceDeclaration (japa.parser.ast.body.ClassOrInterfaceDeclaration)3 MethodDeclaration (japa.parser.ast.body.MethodDeclaration)3 Parameter (japa.parser.ast.body.Parameter)3 FieldAccessExpr (japa.parser.ast.expr.FieldAccessExpr)3 BlockComment (japa.parser.ast.BlockComment)2 ImportDeclaration (japa.parser.ast.ImportDeclaration)2 LineComment (japa.parser.ast.LineComment)2 TypeParameter (japa.parser.ast.TypeParameter)2 AnnotationDeclaration (japa.parser.ast.body.AnnotationDeclaration)2 AnnotationMemberDeclaration (japa.parser.ast.body.AnnotationMemberDeclaration)2 ConstructorDeclaration (japa.parser.ast.body.ConstructorDeclaration)2 EmptyMemberDeclaration (japa.parser.ast.body.EmptyMemberDeclaration)2