Java FieldDeclaration.getVariables方法代码示例

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
private String getTypeOrFieldNameForMsg(final BodyDeclaration n) {
    if (n instanceof TypeDeclaration) {
        return ((TypeDeclaration) n).getName();
    } else if (n instanceof FieldDeclaration) {
        final FieldDeclaration fd = (FieldDeclaration) n;
        //this wont work for nested classes but we should be in nexted classes at this point
        final CompilationUnit unit = getCompilationUnit(n);
        final TypeDeclaration parent = unit.getTypes().get(0);
        Collection<String> variableNames = new ArrayList<String>();
        if (fd.getVariables() != null) {
            for (VariableDeclarator vd : fd.getVariables()) {
                variableNames.add(vd.getId().getName());
            }
        }
        return variableNames.size() == 1 ?
                parent.getName() + "." + variableNames.iterator().next() :
                parent.getName() + "." + variableNames.toString();

    }
    return null;
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
/**
 * In Java variables can be defined like the following:
 * int i, j, k;
 *
 * When mapping fields in xml this is not a problem.  However when using annotation on a field,
 * Each field should be defined separately.  This helper will deconstruct these fields such
 * that later AST analysis will not need to account for field defined on a separate line.
 */
public static void deconstructMultiDeclarations(Collection<FieldDeclaration> fields) {

    for (FieldDeclaration field : fields) {

        ClassOrInterfaceDeclaration parent = (ClassOrInterfaceDeclaration) field.getParentNode();

        //these are chained together
        if (field.getVariables().size() > 1) {
            int index = parent.getMembers().indexOf(field);
            parent.getMembers().remove(index);
            List<FieldDeclaration> deconstructed = new ArrayList<FieldDeclaration>();
            for (VariableDeclarator v : field.getVariables()) {
                FieldDeclaration f = new FieldDeclaration(field.getModifiers(), field.getAnnotations(), field.getType(), Collections.singletonList(v));
                f.setJavaDoc(field.getJavaDoc());
                f.setComment(field.getComment());
                f.setParentNode(field.getParentNode());
                deconstructed.add(f);
            }
            parent.getMembers().addAll(index, deconstructed);
        }
    }
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
public static FieldDeclaration getDeclaration(CompilationUnit unit, Field field) {
	TypeDeclaration typeDecl = getDeclaration(unit, field.getDeclaringClass());
	if (typeDecl == null) {
		return null;
	}
	for (BodyDeclaration decl : typeDecl.getMembers()) {
		if (decl instanceof FieldDeclaration) {
			FieldDeclaration fieldDecl = (FieldDeclaration) decl;
			List<VariableDeclarator> variables = fieldDecl.getVariables();
			if (variables.size() != 1) {
				continue;
			}
			if (field.getName().equals(variables.get(0).getId().getName())) {
				return fieldDecl;
			}
		}
	}
	return null;
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
/**
 * In Java variables can be defined like the following:
 * int i, j, k;
 *
 * When mapping fields in xml this is not a problem.  However when using annotation on a field,
 * Each field should be defined separately.  This helper will deconstruct these fields such
 * that later AST analysis will not need to account for field defined on a separate line.
 */
public static void deconstructMultiDeclarations(Collection<FieldDeclaration> fields) {

    for (FieldDeclaration field : fields) {

        ClassOrInterfaceDeclaration parent = (ClassOrInterfaceDeclaration) field.getParentNode();

        //these are chained together
        if (field.getVariables().size() > 1) {
            int index = parent.getMembers().indexOf(field);
            parent.getMembers().remove(index);
            List<FieldDeclaration> deconstructed = new ArrayList<FieldDeclaration>();
            for (VariableDeclarator v : field.getVariables()) {
                FieldDeclaration f = new FieldDeclaration(field.getJavaDoc(), field.getModifiers(), field.getAnnotations(), field.getType(), Collections.singletonList(v));
                f.setComment(field.getComment());
                f.setParentNode(field.getParentNode());
                deconstructed.add(f);
            }
            parent.getMembers().addAll(index, deconstructed);
        }
    }
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
private LinkedList<String> getAttributesNames()
{
    List<TypeDeclaration> types = compUnit.getTypes();
    LinkedList<String> attNames = new LinkedList<String>();
    
    if (types != null)
    {
        for (TypeDeclaration type : types)
        {
            List<BodyDeclaration> members = type.getMembers();
            if (members != null)
                for (BodyDeclaration member : members)
                    if (member instanceof FieldDeclaration)
                    {
                        FieldDeclaration t = (FieldDeclaration) member;
                        List<VariableDeclarator> variables = t.getVariables();
                        for (VariableDeclarator v : variables)
                            attNames.add(v.getId().getName());
                    }
        }
    }
    
    return attNames;
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
public Node visit(FieldDeclaration n, A arg) {
    if (n.getJavaDoc() != null) {
        n.setJavaDoc((JavadocComment) n.getJavaDoc().accept(this, arg));
    }
    List<AnnotationExpr> annotations = n.getAnnotations();
    if (annotations != null) {
        for (int i = 0; i < annotations.size(); i++) {
            annotations.set(i, (AnnotationExpr) annotations.get(i).accept(this, arg));
        }
        removeNulls(annotations);
    }
    n.setType((Type) n.getType().accept(this, arg));
    List<VariableDeclarator> variables = n.getVariables();
    for (int i = 0; i < variables.size(); i++) {
        variables.set(i, (VariableDeclarator) variables.get(i).accept(this, arg));
    }
    removeNulls(variables);
    return n;
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
public static FieldDeclaration findFieldDeclaration(String aFieldName, ClassOrInterfaceDeclaration aType) {
    if (aType.getMembers() != null) {
        for (BodyDeclaration theBody : aType.getMembers()) {
            if (theBody instanceof FieldDeclaration) {
                FieldDeclaration theField = (FieldDeclaration) theBody;
                for (VariableDeclarator theDeclaration : theField.getVariables()) {
                    if (aFieldName.equals(theDeclaration.getId().getName())) {
                        return theField;
                    }
                }
            }
        }
    }
    return null;
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
public static void removeField(
        final CompilationUnitServices compilationUnitServices,
        final List<BodyDeclaration> members, final JavaSymbolName fieldName) {
    Validate.notNull(compilationUnitServices,
            "Flushable compilation unit services required");
    Validate.notNull(members, "Members required");
    Validate.notNull(fieldName, "Field name to remove is required");

    // Locate the field
    int i = -1;
    int toDelete = -1;
    for (final BodyDeclaration bd : members) {
        i++;
        if (bd instanceof FieldDeclaration) {
            final FieldDeclaration fieldDeclaration = (FieldDeclaration) bd;
            for (final VariableDeclarator var : fieldDeclaration
                    .getVariables()) {
                if (var.getId().getName().equals(fieldName.getSymbolName())) {
                    toDelete = i;
                    break;
                }
            }
        }
    }

    Validate.isTrue(toDelete > -1, "Could not locate field '%s' to delete",
            fieldName);

    // Do removal outside iteration of body declaration members, to avoid
    // concurrent modification exceptions
    members.remove(toDelete);
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
@Override
public void visit(FieldDeclaration n, Scope arg) {
    // Introduce a field in the scope we're visiting.
    super.visit(n, arg);
    for (VariableDeclarator declarator : n.getVariables()) {
        arg.vars.put(declarator.getId().toString(), new Scope.TypedVariableDeclarator(n.getType().toString(), declarator.getId()));
    }
    n.setData(arg);
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
public R visit(FieldDeclaration n, A arg) {
    if (n.getJavaDoc() != null) {
        n.getJavaDoc().accept(this, arg);
    }
    if (n.getAnnotations() != null) {
        for (AnnotationExpr a : n.getAnnotations()) {
            a.accept(this, arg);
        }
    }
    n.getType().accept(this, arg);
    for (VariableDeclarator var : n.getVariables()) {
        var.accept(this, arg);
    }
    return null;
}
 

import japa.parser.ast.body.FieldDeclaration; //导入方法依赖的package包/类
public void visit(FieldDeclaration n, A arg) {
    if (n.getJavaDoc() != null) {
        n.getJavaDoc().accept(this, arg);
    }
    if (n.getAnnotations() != null) {
        for (AnnotationExpr a : n.getAnnotations()) {
            a.accept(this, arg);
        }
    }
    n.getType().accept(this, arg);
    for (VariableDeclarator var : n.getVariables()) {
        var.accept(this, arg);
    }
}