-
Notifications
You must be signed in to change notification settings - Fork 1
Expand file tree
/
Copy pathClassGraphNode.java
More file actions
155 lines (129 loc) · 3.89 KB
/
Copy pathClassGraphNode.java
File metadata and controls
155 lines (129 loc) · 3.89 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
/*
* Copyright (c) 2020, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file except
* in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package builder;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.tree.ClassNode;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Set;
import static org.objectweb.asm.Opcodes.ASM9;
/**
* A class representing a node created for each class file in the jar file.
*/
public class ClassGraphNode extends ClassNode {
private List<ClassGraphNode> childNodes = new ArrayList<>();
private ClassReader reader;
private ClassGraphNode superNode;
private List<ClassGraphNode> interfaceNodes;
private boolean visited;
private boolean used;
private boolean isServiceProvider;
private DependencyCollector collector;
public ClassGraphNode(String name) {
super(ASM9);
this.name = name;
visited = false;
used = false;
isServiceProvider = false;
collector = new DependencyCollector();
}
public boolean isVisited() {
return visited;
}
public boolean isUsed() {
return used;
}
public void markAsVisited() {
visited = true;
}
public void markAsUsed() {
used = true;
}
public boolean isServiceProvider() {
return isServiceProvider;
}
public void markAsServiceProvider() {
isServiceProvider = true;
}
public Set<String> getDependencies() {
return collector.getDependencies();
}
public void addChildNode(ClassGraphNode childNode) {
childNodes.add(childNode);
}
public void setReader(byte[] bytes) {
reader = new ClassReader(bytes);
}
public void setReader() {
try {
this.reader = new ClassReader(this.name);
} catch (IOException ignored) {
}
}
public List<ClassGraphNode> getChildNodes() {
return childNodes;
}
public String getSuperName() {
if (reader == null) {
return null;
}
this.superName = reader.getSuperName();
return superName;
}
public ClassGraphNode getSuperNode() {
return superNode;
}
public void setSuperNode(ClassGraphNode superNode) {
this.superNode = superNode;
}
public String[] getInterfaceNames() {
if (reader == null) {
return null;
}
this.interfaces = Arrays.asList(reader.getInterfaces());
return reader.getInterfaces();
}
public List<ClassGraphNode> getInterfaceNodes() {
return interfaceNodes;
}
public void setInterfaceNodes(List<ClassGraphNode> interfaceNodes) {
this.interfaceNodes = interfaceNodes;
}
/**
* accepts a ClassVisitor object and pass it to the accept method of ClassReader
**/
@Override
public void accept(ClassVisitor cv) {
ClassNode cn = (ClassNode) cv;
cn.name = name;
cn.methods = methods;
cn.access = access;
cn.superName = superName;
if (cn instanceof ClassNodeVisitor) {
ClassNodeVisitor cnv = (ClassNodeVisitor) cn;
cnv.setCollector(collector);
}
reader.accept(cn, 0);
this.methods = cn.methods;
this.access = cn.access;
}
}