ArrayType.h revision 5dc72fe4f6f1d2c03c75307a9bd80f055f752ed3 
1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ARRAY_TYPE_H_
18
19#define ARRAY_TYPE_H_
20
21#include "Reference.h"
22#include "Type.h"
23
24#include <vector>
25
26namespace android {
27
28struct ConstantExpression;
29
30struct ArrayType : public Type {
31    ArrayType(const Reference<Type>& elementType, ConstantExpression* size, Scope* parent);
32
33    bool isArray() const override;
34    bool deepCanCheckEquality(std::unordered_set<const Type*>* visited) const override;
35
36    const Type* getElementType() const;
37
38    void appendDimension(ConstantExpression *size);
39    size_t countDimensions() const;
40
41    std::string typeName() const override;
42
43    std::vector<const Reference<Type>*> getReferences() const override;
44
45    std::vector<const ConstantExpression*> getConstantExpressions() const override;
46
47    // Extends existing array by adding another dimension.
48    status_t resolveInheritance() override;
49
50    status_t validate() const override;
51
52    std::string getCppType(StorageMode mode,
53                           bool specifyNamespaces) const override;
54
55    std::string getInternalDataCppType() const;
56
57    std::string getJavaType(bool forInitializer) const override;
58
59    std::string getJavaWrapperType() const override;
60
61    std::string getVtsType() const override;
62
63    void emitReaderWriter(
64            Formatter &out,
65            const std::string &name,
66            const std::string &parcelObj,
67            bool parcelObjIsPointer,
68            bool isReader,
69            ErrorMode mode) const override;
70
71    void emitReaderWriterEmbedded(
72            Formatter &out,
73            size_t depth,
74            const std::string &name,
75            const std::string &sanitizedName,
76            bool nameIsPointer,
77            const std::string &parcelObj,
78            bool parcelObjIsPointer,
79            bool isReader,
80            ErrorMode mode,
81            const std::string &parentName,
82            const std::string &offsetText) const override;
83
84    void emitResolveReferences(
85            Formatter &out,
86            const std::string &name,
87            bool nameIsPointer,
88            const std::string &parcelObj,
89            bool parcelObjIsPointer,
90            bool isReader,
91            ErrorMode mode) const override;
92
93    void emitResolveReferencesEmbedded(
94            Formatter &out,
95            size_t depth,
96            const std::string &name,
97            const std::string &sanitizedName,
98            bool nameIsPointer,
99            const std::string &parcelObj,
100            bool parcelObjIsPointer,
101            bool isReader,
102            ErrorMode mode,
103            const std::string &parentName,
104            const std::string &offsetText) const override;
105
106    void emitJavaDump(
107            Formatter &out,
108            const std::string &streamName,
109            const std::string &name) const override;
110
111    bool needsEmbeddedReadWrite() const override;
112    bool deepNeedsResolveReferences(std::unordered_set<const Type*>* visited) const override;
113    bool resultNeedsDeref() const override;
114
115    void emitJavaReaderWriter(
116            Formatter &out,
117            const std::string &parcelObj,
118            const std::string &argName,
119            bool isReader) const override;
120
121    void emitJavaFieldInitializer(
122            Formatter &out, const std::string &fieldName) const override;
123
124    void emitJavaFieldReaderWriter(
125            Formatter &out,
126            size_t depth,
127            const std::string &parcelName,
128            const std::string &blobName,
129            const std::string &fieldName,
130            const std::string &offset,
131            bool isReader) const override;
132
133    status_t emitVtsTypeDeclarations(Formatter &out) const override;
134
135    bool deepIsJavaCompatible(std::unordered_set<const Type*>* visited) const override;
136    bool deepContainsPointer(std::unordered_set<const Type*>* visited) const override;
137
138    void getAlignmentAndSize(size_t *align, size_t *size) const override;
139
140   private:
141    Reference<Type> mElementType;
142    std::vector<ConstantExpression*> mSizes;
143
144    size_t dimension() const;
145
146    DISALLOW_COPY_AND_ASSIGN(ArrayType);
147};
148
149}  // namespace android
150
151#endif  // ARRAY_TYPE_H_
152
153