Example usage for org.eclipse.jdt.core.dom Block statements

List of usage examples for org.eclipse.jdt.core.dom Block statements

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In this page you can find the example usage for org.eclipse.jdt.core.dom Block statements.

Prototype

ASTNode.NodeList statements

To view the source code for org.eclipse.jdt.core.dom Block statements.

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Document

The list of statements (element type: Statement ).

Usage

From source file:de.ovgu.cide.export.physical.ahead.ReturnExtractionHelper.java

License:Open Source License

/**
 * create a method call in the following form "throw ReturnHack.returnInt;"
 * and add it to the body as the last statement
 * //w ww . jav a 2s . co  m
 * 
 * @param method
 * @param oldBody
 */
private void addDummyReturnStatementHack(MethodDeclaration method, Block body) {
    AST ast = method.getAST();
    ThrowStatement throwStmt = ast.newThrowStatement();
    FieldAccess fa = ast.newFieldAccess();
    fa.setExpression(ast.newSimpleName("ReturnHack"));
    fa.setName(ast.newSimpleName("return" + getReturnTypeStr(method)));
    throwStmt.setExpression(fa);

    body.statements().add(throwStmt);
}

From source file:de.ovgu.cide.language.jdt.ASTID.java

License:Open Source License

public static String calculateId(ASTNode node) {
    if (node == null)
        return "/";
    String id = calculateId(node.getParent());

    if (node.getParent() instanceof Block) {
        Block block = (Block) node.getParent();
        int idx = block.statements().indexOf(node);
        id += "[" + idx + "]";
    }//ww  w .j  a  v a 2  s  .  c  om
    if (node.getParent() instanceof ArrayInitializer) {
        ArrayInitializer block = (ArrayInitializer) node.getParent();
        int idx = block.expressions().indexOf(node);
        id += "[" + idx + "]";
    }
    if (node.getLocationInParent() != null && node.getParent() != null) {
        id += ":" + node.getLocationInParent().getId();
    }
    if (node.getParent() instanceof TryStatement) {
        TryStatement trystmt = (TryStatement) node.getParent();
        if (trystmt.getBody() == node)
            id += "[body]";
    }
    // if (node.getLocationInParent() instanceof
    // ChildListPropertyDescriptor) {
    // List children = (List) node.getParent().getStructuralProperty(
    // node.getLocationInParent());
    // id += "[" + children.indexOf(node) + "]";
    // }

    id += "/" + clean(node.getClass().getSimpleName());

    if (node instanceof TypeDeclaration) {
        id += ":" + clean(((TypeDeclaration) node).getName().toString());
    }
    if (node instanceof FieldDeclaration) {
        for (Object fragment : ((FieldDeclaration) node).fragments()) {
            id += ":" + clean(((VariableDeclarationFragment) fragment).getName().toString());
        }
    }
    if (node instanceof Type) {
        ITypeBinding b = ((Type) node).resolveBinding();
        id += "::" + (b == null ? "null" : b.getQualifiedName());
    }
    if (node instanceof VariableDeclaration)
        id += ":" + clean(((VariableDeclaration) node).getName().toString());
    if (node instanceof Name)
        id += ":" + clean(((Name) node).getFullyQualifiedName());
    if (node instanceof ImportDeclaration)
        id += ":" + clean(((ImportDeclaration) node).getName().toString());
    if (node instanceof MethodDeclaration) {
        Type rt = ((MethodDeclaration) node).getReturnType2();
        id += ":" + clean(rt == null ? "void" : rt.toString());
        id += ":" + clean(((MethodDeclaration) node).getName().toString());
        id += ":" + clean(getParameterTypes(((MethodDeclaration) node).parameters()));
    }

    ChildListPropertyDescriptor[] enumLists = new ChildListPropertyDescriptor[] {
            SwitchStatement.STATEMENTS_PROPERTY, InfixExpression.EXTENDED_OPERANDS_PROPERTY,
            TryStatement.CATCH_CLAUSES_PROPERTY, MethodInvocation.ARGUMENTS_PROPERTY,
            ConstructorInvocation.ARGUMENTS_PROPERTY, ClassInstanceCreation.ARGUMENTS_PROPERTY,
            SuperConstructorInvocation.ARGUMENTS_PROPERTY, SuperMethodInvocation.ARGUMENTS_PROPERTY };
    for (ChildListPropertyDescriptor prop : enumLists) {
        if (node.getLocationInParent() == prop) {
            List<?> childList = (List<?>) node.getParent().getStructuralProperty(prop);
            int idx = childList.indexOf(node);
            id += "[" + idx + "]";
        }
    }

    if (node instanceof CompilationUnit) {
        // IJavaElement je = ((CompilationUnit) node).getJavaElement();
        CompilationUnit cu = ((CompilationUnit) node);
        id += "[";
        if (cu.getPackage() != null && cu.getPackage().getName() != null)
            id += clean(cu.getPackage().getName().getFullyQualifiedName() + ".");
        if (cu.types() != null && cu.types().size() >= 1
                && ((AbstractTypeDeclaration) cu.types().get(0)).getName() != null)
            id += ((AbstractTypeDeclaration) cu.types().get(0)).getName().getFullyQualifiedName();
        id += "]";
        // id += "[" + clean(je.getPath().toPortableString()) + "]";
    }
    return id;
}

From source file:de.ovgu.cide.language.jdt.ASTID.java

License:Open Source License

public static String calculateId_old(ASTNode node) {
    if (node == null)
        return "/";
    String id = calculateId(node.getParent());

    if (node.getParent() instanceof Block) {
        Block block = (Block) node.getParent();
        int idx = block.statements().indexOf(node);
        id += "[" + idx + "]";
    }// w  w w  . j  ava 2s .c  o m
    if (node.getLocationInParent() != null && node.getParent() != null) {
        id += ":" + node.getLocationInParent().getId();
    }
    if (node.getParent() instanceof TryStatement) {
        TryStatement trystmt = (TryStatement) node.getParent();
        if (trystmt.getBody() == node)
            id += "[body]";
    }
    // if (node.getLocationInParent() instanceof
    // ChildListPropertyDescriptor) {
    // List children = (List) node.getParent().getStructuralProperty(
    // node.getLocationInParent());
    // id += "[" + children.indexOf(node) + "]";
    // }

    id += "/" + clean(node.getClass().getSimpleName());

    if (node instanceof TypeDeclaration) {
        id += ":" + clean(((TypeDeclaration) node).getName().toString());
    }
    if (node instanceof FieldDeclaration) {
        for (Object fragment : ((FieldDeclaration) node).fragments()) {
            id += ":" + clean(((VariableDeclarationFragment) fragment).getName().toString());
        }
    }
    if (node instanceof Type) {
        ITypeBinding b = ((Type) node).resolveBinding();
        id += "::" + (b == null ? "null" : b.getQualifiedName());
    }
    if (node instanceof VariableDeclaration)
        id += ":" + clean(((VariableDeclaration) node).getName().toString());
    if (node instanceof Name)
        id += ":" + clean(((Name) node).getFullyQualifiedName());
    if (node instanceof ImportDeclaration)
        id += ":" + clean(((ImportDeclaration) node).getName().toString());
    if (node instanceof MethodDeclaration) {
        Type rt = ((MethodDeclaration) node).getReturnType2();
        id += ":" + clean(rt == null ? "void" : rt.toString());
        id += ":" + clean(((MethodDeclaration) node).getName().toString());
        id += ":" + clean(getParameterTypes(((MethodDeclaration) node).parameters()));
    }

    ChildListPropertyDescriptor[] enumLists = new ChildListPropertyDescriptor[] {
            SwitchStatement.STATEMENTS_PROPERTY, InfixExpression.EXTENDED_OPERANDS_PROPERTY,
            TryStatement.CATCH_CLAUSES_PROPERTY };
    for (ChildListPropertyDescriptor prop : enumLists) {
        if (node.getLocationInParent() == prop) {
            List<?> childList = (List<?>) node.getParent().getStructuralProperty(prop);
            int idx = childList.indexOf(node);
            id += "[" + idx + "]";
        }
    }

    if (node instanceof CompilationUnit) {
        // IJavaElement je = ((CompilationUnit) node).getJavaElement();
        CompilationUnit cu = ((CompilationUnit) node);
        id += "[";
        if (cu.getPackage() != null && cu.getPackage().getName() != null)
            id += clean(cu.getPackage().getName().getFullyQualifiedName() + ".");
        if (cu.types() != null && cu.types().size() >= 1
                && ((AbstractTypeDeclaration) cu.types().get(0)).getName() != null)
            id += ((AbstractTypeDeclaration) cu.types().get(0)).getName().getFullyQualifiedName();
        id += "]";
        // id += "[" + clean(je.getPath().toPortableString()) + "]";
    }
    return id;
}

From source file:edu.buffalo.cse.green.relationship.alternateassociation.AssociationGenerator.java

License:Open Source License

/**
 * @see edu.buffalo.cse.green.relationships.RelationshipGenerator#process(org.eclipse.jdt.core.dom.Block)
 *///  w w w.  j ava2 s  .co  m
protected boolean process(Block node) {
    if (!correctTypeToGenerate())
        return true;
    if (!inConstructor())
        return true;
    generateFields();

    List<Statement> statements = (AbstractList<Statement>) node.statements();
    // generate a generic variable name
    String baseName = getBaseVariableName();

    if (isGeneric()) {
        // create a unique variable name for the parameter
        String paramName = generateVariableName(VariableAffix.getAffixString(ParameterPrefix) + baseName
                + VariableAffix.getAffixString(ParameterSuffix));
        // retrieve the generated field name
        String fieldName = getFieldNames().get(0);

        Assignment ass = createAssignment(fieldName, name(paramName));

        // insert the parameter
        MethodDeclaration method = (MethodDeclaration) node.getParent();
        addParameterizedParameter(method, getTargetType(), paramName);

        // add the assignment to the block
        statements.add(getAST().newExpressionStatement(ass));

        // create the appropriate number of method invocations
        for (int x = 0; x > _cardinality; x--) {
            List<Expression> list = new ArrayList<Expression>();
            list.add(createInvocation(createTypeReference(getActualTargetType())));

            statements.add(createMethodInvocation(fieldName, "add", list));
        }

        // add the variable name(s) to the appropriate list(s)
        getLocalDeclarations().add(paramName);
    } else {
        for (int x = 0; x < _cardinality; x++) {
            // create a unique variable name for the parameter
            String paramName = generateVariableName(baseName);
            // retrieve the generated field name
            String fieldName = getFieldNames().get(x);

            // create the field assignment
            Assignment ass = createAssignment(fieldName, getAST().newSimpleName(paramName));

            // insert the parameter
            MethodDeclaration method = (MethodDeclaration) node.getParent();
            addNormalParameter(method, getTargetType(), paramName);

            // add the assignment to the block
            statements.add(getAST().newExpressionStatement(ass));

            // add the variable name(s) to the appropriate list(s)
            getLocalDeclarations().add(paramName);
        }
    }

    return true;
}

From source file:edu.buffalo.cse.green.relationship.composition.CompositionGenerator.java

License:Open Source License

/**
 * @see edu.buffalo.cse.green.relationships.RelationshipGenerator#process(org.eclipse.jdt.core.dom.Block)
 *//*from   ww  w .jav a2s.c o  m*/
protected boolean process(Block node) {
    if (!correctTypeToGenerate())
        return true;
    if (!inConstructor()) {
        return true;
    }
    generateFields();

    List<Statement> statements = (AbstractList<Statement>) node.statements();

    if (isGeneric()) {
        // retrieve the generated field name
        String fieldName = getFieldNames().get(0);
        Assignment ass = createAssignment(fieldName,
                createParameterizedInvocation(createTypeReference(getTargetType())));
        statements.add(statements.size(), getAST().newExpressionStatement(ass));

        // create the appropriate number of method invocations
        for (int x = 0; x > _cardinality; x--) {
            List<Expression> arguments = new ArrayList<Expression>();
            arguments.add(createInvocation(createTypeReference(getActualTargetType())));

            statements.add(createMethodInvocation(fieldName, "add", arguments));
        }
    } else {
        for (int x = 0; x < _cardinality; x++) {
            // retrieve the generated field name
            String fieldName = getFieldNames().get(x);

            Assignment ass = createAssignment(fieldName,
                    createInvocation(createTypeReference(getActualTargetType())));
            statements.add(statements.size(), getAST().newExpressionStatement(ass));
        }
    }

    return true;
}

From source file:edu.buffalo.cse.green.relationship.dependency.DependencyIGenerator.java

License:Open Source License

/**
 * @see edu.buffalo.cse.green.relationships.RelationshipGenerator#process(org.eclipse.jdt.core.dom.Block)
 *///w  w w  .ja  v  a  2s . c  o  m
protected boolean process(Block block) {
    if (_selectedMethods == null)
        return true;
    if (!correctTypeToGenerate())
        return true;
    IMethod method = (IMethod) getMethodDeclaration().resolveBinding().getJavaElement();
    if (!_selectedMethods.contains(method))
        return true;

    List<Statement> statements = (AbstractList<Statement>) (List) block.statements();

    for (int x = 0; x < _cardinality; x++) {
        ClassInstanceCreation cic = createInvocation(createTypeReference(getActualTargetType()));
        ExpressionStatement stmt = getAST().newExpressionStatement(cic);
        statements.add(stmt);
    }

    return true;
}

From source file:edu.buffalo.cse.green.relationship.dependency.DependencyLGenerator.java

License:Open Source License

/**
 * @see edu.buffalo.cse.green.relationships.RelationshipGenerator#process(org.eclipse.jdt.core.dom.Block)
 *//*from w ww  .java  2s  .com*/
protected boolean process(Block block) {
    if (_selectedMethods == null)
        return true;
    if (!correctTypeToGenerate())
        return true;
    IMethod method = (IMethod) getMethodDeclaration().resolveBinding().getJavaElement();
    if (!_selectedMethods.contains(method))
        return true;

    List<Statement> statements = (AbstractList<Statement>) (List) block.statements();

    for (int x = 0; x < _cardinality; x++) {
        String localName = generateVariableName(VariableAffix.getAffixString(LocalPrefix)
                + getBaseVariableName() + VariableAffix.getAffixString(LocalSuffix));
        VariableDeclarationStatement varDec = createNormalVariableDeclaration(getTargetType(), localName,
                createInvocation(createTypeReference(getActualTargetType())));
        statements.add(0, varDec);

        // add the variable name(s) to the appropriate list(s)
        getLocalDeclarations().add(localName);
    }

    return true;
}

From source file:edu.buffalo.cse.green.relationships.RelationshipGenerator.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.Block)
 *///w ww . ja v a 2 s  . c  o m
public final boolean visit(Block node) {
    if (doVisitBlocks()) {
        for (Statement stmt : (AbstractList<Statement>) node.statements()) {
            if (stmt.getNodeType() == VARIABLE_DECLARATION_STATEMENT) {
                VariableDeclarationStatement vds = (VariableDeclarationStatement) stmt;
                List<VariableDeclarationFragment> vdfs = (AbstractList<VariableDeclarationFragment>) vds
                        .fragments();

                for (VariableDeclarationFragment vdf : vdfs) {
                    getLocalDeclarations().add(vdf.getName().getIdentifier());
                }
            }
        }

        process(node);
    }

    return true;
}

From source file:edu.buffalo.cse.green.relationships.RelationshipRecognizer.java

License:Open Source License

/**
 * Processes calls to the add() method if they are called on a parameterized
 * variable./*from  w  ww  . j a va2 s.  c  o m*/
 * 
 * @param features - The features of the relationship.
 * @param variable - The name of the variable.
 * @param node - The block node to search.
 */
protected void processAddInvocations(List<ASTNode> features, Name variable, ASTNode node) {
    if (!(variable instanceof SimpleName)) {
        return;
    }

    Block block = null;

    while (node != null) {
        if (node.getNodeType() == BLOCK) {
            block = (Block) node;
            break;
        }

        node = node.getParent();
    }

    for (Statement stmt : (AbstractList<Statement>) (List) block.statements()) {
        if (stmt.getNodeType() == EXPRESSION_STATEMENT) {
            ExpressionStatement eStmt = (ExpressionStatement) stmt;
            Expression e = eStmt.getExpression();

            if (e.getNodeType() == METHOD_INVOCATION) {
                MethodInvocation m = (MethodInvocation) e;

                if (m.getExpression() instanceof SimpleName) {
                    SimpleName name = (SimpleName) m.getExpression();
                    SimpleName var = (SimpleName) variable;
                    if (name.getIdentifier().equals(var.getIdentifier())) {
                        // QUESTION: is this related to '*' cardinality for association/composition?
                        if (m.getName().getIdentifier().equals("add")) {
                            features.add(stmt);
                        }
                    }
                }
            }
        }
    }
}

From source file:edu.buffalo.cse.green.relationships.RelationshipRemover.java

License:Open Source License

/**
 * Handles removal of add invocations involved in a relationship.
 * //from w  w  w  .  ja va 2  s  . co m
 * @param block - The block to process.
 */
protected void processAddInvocations(Block block) {
    List<Statement> stmts = (AbstractList<Statement>) (List) block.statements();
    List<Statement> toRemove = new ArrayList<Statement>();

    for (int x = 1; x < _relationship.getFeatures().size(); x++) {
        stmts.removeAll(toRemove);
        toRemove.clear();

        for (Statement statement : stmts) {
            if (statement.getNodeType() == EXPRESSION_STATEMENT) {
                ExpressionStatement e = (ExpressionStatement) statement;

                if (new ASTMatcher().match(e, _relationship.getFeatures().get(x))) {
                    toRemove.add(e);
                    break;
                }
            }
        }
    }

    stmts.removeAll(toRemove);
}