Java NameExpr类代码示例

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * Find all the parameters this expression depends on.
 * This is either the local variables (from a v-for loop) or the $event variable.
 * @param expression An expression from the Template
 * @param parameters The parameters this expression depends on
 */
private void findExpressionParameters(Expression expression, List<VariableInfo> parameters)
{
    if (expression instanceof NameExpr)
    {
        NameExpr nameExpr = ((NameExpr) expression);
        if ("$event".equals(nameExpr.getNameAsString()))
            processEventParameter(expression, nameExpr, parameters);
        else
            processNameExpression(expression, nameExpr, parameters);
    }

    expression
        .getChildNodes()
        .stream()
        .filter(Expression.class::isInstance)
        .map(Expression.class::cast)
        .forEach(exp -> findExpressionParameters(exp, parameters));
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * Process the $event variable passed on v-on. This variable must have a valid cast in front.
 * @param expression The currently processed expression
 * @param nameExpr The variable we are processing
 * @param parameters The parameters this expression depends on
 */
private void processEventParameter(Expression expression, NameExpr nameExpr,
    List<VariableInfo> parameters)
{
    if (nameExpr.getParentNode().isPresent() && nameExpr
        .getParentNode()
        .get() instanceof CastExpr)
    {
        CastExpr castExpr = (CastExpr) nameExpr.getParentNode().get();
        parameters.add(new VariableInfo(castExpr.getType().toString(), "$event"));
    }
    else
    {
        throw new TemplateExpressionException(
            "\"$event\" should always be casted to it's intended type. Example: @click=\"doSomething((NativeEvent) $event)\".",
            expression.toString(),
            context);
    }
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
private void diffNode(final Node a, final Node aParent,
                      final Node b, final Node bParent,
                      final Consumer<Quintet<Node, Node, Node, Node, DiffStatus>> diffCallback) {
    if (b == null) {
        diffCallback.accept(Quintet.with(a, aParent, b, bParent, DiffStatus.MISSING));
    } else if (a instanceof NameExpr && !Objects.equals(((NameExpr) a).getName(), ((NameExpr) b).getName())) {
        diffCallback.accept(Quintet.with(a, aParent, b, bParent, DiffStatus.MISMATCH));
    } else if (a instanceof FieldAccessExpr && !Objects.equals(((FieldAccessExpr) a).getFieldExpr(), ((FieldAccessExpr) b).getFieldExpr())) {
        diffCallback.accept(Quintet.with(a, aParent, b, bParent, DiffStatus.MISMATCH));
    } else if (a instanceof LiteralExpr && !Objects.equals(a, b)) {
        diffCallback.accept(Quintet.with(a, aParent, b, bParent, DiffStatus.MISMATCH));
    } else if (a instanceof AnnotationExpr && !Objects.equals(((AnnotationExpr) a).getName().getName(), ((AnnotationExpr) b).getName().getName())) {
        diffCallback.accept(Quintet.with(a, aParent, b, bParent, DiffStatus.MISMATCH));
    } else if (a instanceof Parameter && !Objects.equals(((Parameter) a).getType(), ((Parameter) b).getType())) {
        diffCallback.accept(Quintet.with(a, aParent, b, bParent, DiffStatus.MISMATCH));
    } else if (a instanceof MethodDeclaration) {
        final Iterator<Parameter> iSourceParameters = ((MethodDeclaration) b).getParameters().iterator();
        for (Parameter parameter : ((MethodDeclaration) a).getParameters()) {
            diffNode(parameter, a, iSourceParameters.hasNext() ? iSourceParameters.next() : null, b, diffCallback);
        }
        introspect(a, b, diffCallback);
    } else {
        introspect(a, b, diffCallback);
    }
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
private boolean isIntrospectionRelevantNode(Node node) {
    if (node instanceof Type && node.getParentNode() instanceof MethodDeclaration) {
        return false;
    }

    if (node instanceof Parameter && node.getParentNode() instanceof MethodDeclaration) {
        return false;
    }

    if (!(node instanceof AnnotationExpr) && node.getParentNode() instanceof BaseParameter) {
        return false;
    }

    if (node instanceof NameExpr && node.getParentNode() instanceof AnnotationExpr) {
        return false;
    }

    if (node.getParentNode() instanceof FieldAccessExpr) {
        return false;
    }

    return true;
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
public MethodDeclaration(Range range,
                         final EnumSet<Modifier> modifiers, 
                         final List<AnnotationExpr> annotations,
                         final List<TypeParameter> typeParameters, 
                         final Type elementType,
                         final List<ArrayBracketPair> arrayBracketPairsAfterElementType,
                         final NameExpr nameExpr,
                         final List<Parameter> parameters, 
                         final List<ArrayBracketPair> arrayBracketPairsAfterParameterList,
                         final List<ReferenceType> throws_, 
                         final BlockStmt body) {
    super(range, annotations);
    setModifiers(modifiers);
    setTypeParameters(typeParameters);
    setElementType(elementType);
    setNameExpr(nameExpr);
    setParameters(parameters);
    setArrayBracketPairsAfterElementType(arrayBracketPairsAfterElementType);
    setArrayBracketPairsAfterParameterList(arrayBracketPairsAfterParameterList);
    setThrows(throws_);
    setBody(body);
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * Indicates whether two {@link NameExpr} expressions are equal.
 * <p>
 * This method is necessary given {@link NameExpr} does not offer an equals
 * method.
 * 
 * @param o1 the first entry to compare (null is acceptable)
 * @param o2 the second entry to compare (null is acceptable)
 * @return true if and only if both entries are identical
 */
private static boolean isEqual(final NameExpr o1, final NameExpr o2) {
    if (o1 == null && o2 == null) {
        return true;
    }
    if (o1 == null && o2 != null) {
        return false;
    }
    if (o1 != null && o2 == null) {
        return false;
    }
    if (o1 != null && !o1.getName().equals(o2.getName())) {
        return false;
    }
    return o1 != null && o1.toString().equals(o2.toString());
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * Indicates whether two {@link NameExpr} expressions are equal.
 * <p>
 * This method is necessary given {@link NameExpr} does not offer an equals
 * method.
 *
 * @param o1 the first entry to compare (null is acceptable)
 * @param o2 the second entry to compare (null is acceptable)
 * @return true if and only if both entries are identical
 */
public static boolean isEqual(final NameExpr o1, final NameExpr o2) {
    if (o1 == null && o2 == null) {
        return true;
    }
    if (o1 == null && o2 != null) {
        return false;
    }
    if (o1 != null && o2 == null) {
        return false;
    }
    if (o1 != null && !o1.getName().equals(o2.getName())) {
        return false;
    }
    return o1 != null && o1.toString().equals(o2.toString());
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
public static String determineQualifiedName(final CompilationUnit compilationUnit,
                                           final NameExpr nameExpr) {
    final ImportDeclaration importDeclaration = getImportDeclarationFor(
        compilationUnit, nameExpr);

    if (importDeclaration == null) {
        if (JdkJavaType.isPartOfJavaLang(nameExpr.getName())) {
            return "java.lang." + nameExpr.getName();
        }

        String unitPackage = compilationUnit.getPackage().getName().toString();
        return unitPackage.equals("") ? nameExpr.getName()
            : unitPackage + "." + nameExpr.getName();
    }
    return null;
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * Create a setter for this field, <b>will only work if this field declares only 1 identifier and if this field is
 * already added to a ClassOrInterfaceDeclaration</b>
 * 
 * @return the {@link MethodDeclaration} created
 * @throws IllegalStateException if there is more than 1 variable identifier or if this field isn't attached to a
 *             class or enum
 */
public MethodDeclaration createSetter() {
    if (getVariables().size() != 1)
        throw new IllegalStateException("You can use this only when the field declares only 1 variable name");
    ClassOrInterfaceDeclaration parentClass = getParentNodeOfType(ClassOrInterfaceDeclaration.class);
    EnumDeclaration parentEnum = getParentNodeOfType(EnumDeclaration.class);
    if ((parentClass == null && parentEnum == null) || (parentClass != null && parentClass.isInterface()))
        throw new IllegalStateException(
                "You can use this only when the field is attached to a class or an enum");

    VariableDeclarator variable = getVariables().get(0);
    String fieldName = variable.getId().getName();
    String fieldNameUpper = fieldName.toUpperCase().substring(0, 1) + fieldName.substring(1, fieldName.length());

    final MethodDeclaration setter;
    if (parentClass != null)
        setter = parentClass.addMethod("set" + fieldNameUpper, PUBLIC);
    else
        setter = parentEnum.addMethod("set" + fieldNameUpper, PUBLIC);
    setter.setType(VOID_TYPE);
    setter.getParameters().add(new Parameter(variable.getType(), new VariableDeclaratorId(fieldName)));
    BlockStmt blockStmt2 = new BlockStmt();
    setter.setBody(blockStmt2);
    blockStmt2.addStatement(new AssignExpr(new NameExpr("this." + fieldName), new NameExpr(fieldName), Operator.assign));
    return setter;
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * Process a name expression to determine if it exists in the context.
 * If it does, and it's a local variable (from a v-for) we add it to our parameters
 * @param expression The currently processed expression
 * @param nameExpr The variable we are processing
 * @param parameters The parameters this expression depends on
 */
private void processNameExpression(Expression expression, NameExpr nameExpr,
    List<VariableInfo> parameters)
{
    String name = nameExpr.getNameAsString();
    if (context.hasImport(name))
    {
        // This is a direct Class reference, we just replace with the fully qualified name
        nameExpr.setName(context.getFullyQualifiedNameForClassName(name));
        return;
    }

    VariableInfo variableInfo = context.findVariable(name);
    if (variableInfo == null)
    {
        throw new TemplateExpressionException("Couldn't find variable/method \""
            + name
            + "\" in the Component.\nMake sure you didn't forget the @JsProperty/@JsMethod annotation or try rerunning your Annotation processor.",
            expression.toString(),
            context);
    }

    if (variableInfo instanceof LocalVariableInfo)
    {
        parameters.add(variableInfo);
    }
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 *
 * 코드 분석 시작 처리.
 * @작성자 : KYJ
 * @작성일 : 2017. 2. 3.
 */
public void start() {

	// 동적처리에 따라 API 함수 수정.
	FileUtil.consumeJavaParser(targetFile, cu -> {

		NameExpr name = cu.getPackage().getName();
		lblPackage.setText(name.toString());
		String importStatement = cu.getImports().stream().map(im -> im.getName().toString()).collect(Collectors.joining(","));
		lblImports.setText(importStatement);

		Service<Void> service = new Service<Void>() {
			@Override
			protected Task<Void> createTask() {

				return new Task<Void>() {

					@Override
					protected Void call() throws Exception {
						new MethodVisitor(v -> {

							methodData.add(v);

						}).visit(cu, null);
						return null;
					}
				};
			}
		};
		service.start();

	} , err ->{
		LOGGER.error(ValueUtil.toString(err));
	});

}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
/**
 * creates the compilation unit
 */
private static CompilationUnit createCU() {
    CompilationUnit cu = new CompilationUnit();
    // set the package
    cu.setPackage(new PackageDeclaration(ASTHelper.createNameExpr("java.parser.test")));

    // create the type declaration
    ClassOrInterfaceDeclaration type = new ClassOrInterfaceDeclaration(ModifierSet.PUBLIC, false, "GeneratedClass");
    ASTHelper.addTypeDeclaration(cu, type);

    // create a method
    MethodDeclaration method = new MethodDeclaration(ModifierSet.PUBLIC, ASTHelper.VOID_TYPE, "main");
    method.setModifiers(ModifierSet.addModifier(method.getModifiers(), ModifierSet.STATIC));
    ASTHelper.addMember(type, method);

    // add a parameter to the method
    Parameter param = ASTHelper.createParameter(ASTHelper.createReferenceType("String", 0), "args");
    param.setVarArgs(true);
    ASTHelper.addParameter(method, param);

    // add a body to the method
    BlockStmt block = new BlockStmt();
    method.setBody(block);

    // add a statement do the method body
    NameExpr clazz = new NameExpr("System");
    FieldAccessExpr field = new FieldAccessExpr(clazz, "out");
    MethodCallExpr call = new MethodCallExpr(field, "println");
    ASTHelper.addArgument(call, new StringLiteralExpr("Hello World!"));
    ASTHelper.addStmt(block, call);

    return cu;
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
@Override
public ResultType visit( MethodDeclaration declaration, MethodDeclaration arg ) {
    List<Statement> statements = declaration.getBody().getStmts();

    Statement lastStatement = statements.get( statements.size() - 1 );

    if ( lastStatement instanceof ReturnStmt ) try {
        Expression expr = ( ( ReturnStmt ) lastStatement ).getExpr();
        if ( expr instanceof ClassExpr )
            // we could return the correct class type here, but that would cause misleading auto-completions
            // because the runtime of the expression is a Class without with the type parameter erased
            return new ResultType( Class.class, false );
        else if ( expr instanceof ObjectCreationExpr )
            return new ResultType( typeDiscoverer.classForName(
                    ( ( ObjectCreationExpr ) expr ).getType().getName() ), false );
        else if ( expr instanceof ArrayCreationExpr )
            return new ResultType( Array.class, false );
        else if ( expr.getClass().equals( StringLiteralExpr.class ) )
            return new ResultType( String.class, false );
        else if ( expr.getClass().equals( NameExpr.class ) ) {
            Map<String, Class<?>> typeByVariableName = typeDiscoverer.getTypesByVariableName( statements );
            String name = ( ( NameExpr ) expr ).getName();
            @Nullable Class<?> variableType = typeByVariableName.get( name );
            if ( variableType == null ) {
                // attempt to return a class matching the apparent-variable name
                return new ResultType( typeDiscoverer.classForName( name ), true );
            } else {
                return new ResultType( variableType, false );
            }
        } else
            return ResultType.VOID;
    } catch ( ClassNotFoundException ignore ) {
        // class does not exist
    }

    return ResultType.VOID;
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
private void setPair(NormalAnnotationExpr ca, String name, String value, boolean quoted) {
	MemberValuePair p = findAnnotationPair(ca, name);
	if(null == p) {
		ca.addPair(name, quoted ? "\"" + value + "\"" : value);
	} else {
		p.setValue(quoted ? new StringLiteralExpr(value) : new NameExpr(value));
	}
}
 

import com.github.javaparser.ast.expr.NameExpr; //导入依赖的package包/类
@Override public void visit(AssignExpr n, Void arg) {
	if(n.getOperator().equals(Operator.ASSIGN)) {
		Expression target = n.getTarget();
		if(isOldFieldName(target.toString())) {
			n.setTarget(new NameExpr(m_fieldName));
		}

	}
	super.visit(n, arg);
}