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1 | 1 | package method_analyzer; |
2 | 2 |
|
3 | 3 | import java.io.File; |
| 4 | +import java.io.FileWriter; |
| 5 | +import java.io.IOException; |
4 | 6 | import java.lang.Character; |
5 | 7 | import java.util.ArrayList; |
6 | 8 | import java.util.Arrays; |
7 | 9 | import java.util.List; |
8 | 10 | import java.util.stream.Collectors; |
| 11 | +import java.util.concurrent.TimeUnit; |
9 | 12 | import java.util.Scanner; |
10 | 13 | import java.util.concurrent.ExecutorService; |
11 | 14 | import java.util.concurrent.Executors; |
12 | 15 | import java.util.concurrent.ExecutionException; |
13 | 16 |
|
14 | 17 | import com.github.javaparser.ast.CompilationUnit; |
| 18 | +import com.github.javaparser.Range; |
15 | 19 | import com.github.javaparser.ast.Node; |
| 20 | +import com.github.javaparser.ast.expr.VariableDeclarationExpr; |
16 | 21 | import com.github.javaparser.ast.expr.SimpleName; |
17 | 22 | import com.github.javaparser.ast.body.MethodDeclaration; |
18 | 23 | import com.github.javaparser.ast.visitor.TreeVisitor; |
|
23 | 28 | @SuppressWarnings({"WeakerAccess", "unused", "unchecked"}) |
24 | 29 | public class MethodLines extends VoidVisitorAdapter<Object> { |
25 | 30 |
|
26 | | - private ArrayList<Node> rem = new ArrayList<>(); |
27 | | - public static ArrayList<String> acceptedNames = new ArrayList<>(); |
28 | | - public static boolean seq; |
29 | | - |
30 | | - MethodLines() { } |
31 | | - |
32 | | - public static void set_clean_names(String fname) { |
33 | | - File accNamesFile = new File(fname); |
34 | | - Scanner s; |
35 | | - |
36 | | - try{ |
37 | | - s = new Scanner(accNamesFile); |
38 | | - } catch (java.io.FileNotFoundException exp) { |
39 | | - System.out.println("file " + fname + " does not exist"); |
40 | | - System.out.println("Exiting"); |
41 | | - return; |
42 | | - } |
43 | | - |
44 | | - while (s.hasNextLine()){ |
45 | | - acceptedNames.add(s.nextLine()); |
46 | | - } |
47 | | - } |
48 | | - |
49 | | - public void inspectSourceCode(File javaFile) { |
50 | | - CompilationUnit root = Common.getParseUnit(javaFile); |
51 | | - if (root != null) { |
52 | | - this.visit(root.clone(), null); |
53 | | - } |
54 | | - } |
55 | | - |
56 | | - @Override |
57 | | - public void visit(CompilationUnit com, Object obj) { |
58 | | - locateTargetStatements(com, obj); |
59 | | - applyManager(com); |
60 | | - super.visit(com, obj); |
61 | | - } |
62 | | - |
63 | | - private ArrayList<String> splitNameByToken(String name) { |
64 | | - char prev = '0'; |
65 | | - String token = ""; |
66 | | - ArrayList<String> tokens = new ArrayList<String>(); |
67 | | - |
68 | | - for( int i =0; i < name.length(); i++){ |
69 | | - char c = name.charAt(i); |
70 | | - if (i > 0 && ((Character.isUpperCase(c) && Character.isLowerCase(prev)) || c == '_') && token.length() > 0) { |
71 | | - tokens.add(token); |
72 | | - token = ""; |
73 | | - } |
74 | | - |
75 | | - prev = c; |
76 | | - token += c; |
77 | | - } |
78 | | - |
79 | | - if (token.length() > 0){ |
80 | | - tokens.add(token); |
81 | | - } |
82 | | - |
83 | | - return tokens; |
84 | | - } |
85 | | - |
86 | | - private void locateTargetStatements(CompilationUnit com, Object obj) { |
87 | | - try{ |
88 | | - new TreeVisitor() { |
89 | | - @Override |
90 | | - public void process(Node node) { |
91 | | - if (node instanceof MethodDeclaration){ |
92 | | - |
93 | | - MethodDeclaration md = (MethodDeclaration) node; |
94 | | - String node_name = md.getNameAsString(); |
95 | | - |
96 | | - ArrayList<String> names = MethodLines.seq ? splitNameByToken(node_name) : new ArrayList<String>(Arrays.asList(node_name)); |
97 | | - |
98 | | - for (int i=0; i<names.size(); i++) { |
99 | | - String token = names.get(i); |
100 | | - if(!acceptedNames.contains(token)){ |
101 | | - rem.add(node); |
102 | | - break; |
103 | | - } |
104 | | - } |
105 | | - |
106 | | - } |
107 | | - } |
108 | | - }.visitBreadthFirst(com); |
109 | | - |
110 | | - }catch(Exception e){ |
111 | | - System.out.println(e); |
112 | | - } |
113 | | - } |
114 | | - |
115 | | - private void applyManager(CompilationUnit com) { |
116 | | - for (int i=0; i<rem.size(); i++) { |
117 | | - try{ |
118 | | - rem.get(i).remove(); |
119 | | - }catch(Exception e){ |
120 | | - System.out.println("Can't remove"+ ((MethodDeclaration)rem.get(i)).getNameAsString()); |
121 | | - } |
122 | | - } |
123 | | - |
124 | | - Common.saveTransformation(com); |
125 | | - } |
126 | | - |
127 | | - public static void main(String[] args){ |
128 | | - String inPath = "/data2/edinella/java-large/"; |
129 | | - Common.outputPath = "/data2/edinella/java-large-clean/"; |
130 | | - |
131 | | - MethodLines.seq = false; |
132 | | - |
133 | | - MethodLines.set_clean_names("/home/edinella/clean_names.txt"); |
134 | | - |
135 | | - File programFolder = new File(inPath); |
136 | | - |
137 | | - File[] files = Utils.getAllSubFiles(programFolder); |
138 | | - |
139 | | - ExecutorService executor = Executors.newFixedThreadPool(70); |
140 | | - |
141 | | - for (File file : files) { |
142 | | - Thread worker = new Thread(new ThreadedManager(file)); |
143 | | - executor.execute(worker); |
144 | | - } |
145 | | - |
146 | | - executor.shutdown(); |
147 | | - } |
| 31 | + private ArrayList<Node> rem = new ArrayList<>(); |
| 32 | + public static ArrayList<String> acceptedNames = new ArrayList<>(); |
| 33 | + private static File logFile; |
| 34 | + public static FileWriter fr; |
| 35 | + public static boolean seq; |
| 36 | + |
| 37 | + private String typeToTarget; |
| 38 | + private String javaFilePath; |
| 39 | + |
| 40 | + MethodLines(String typeToTarget) { |
| 41 | + this.typeToTarget = typeToTarget; |
| 42 | + } |
| 43 | + |
| 44 | + public static void setLogPath(String path) throws IOException { |
| 45 | + MethodLines.logFile = new File(path); |
| 46 | + MethodLines.fr = new FileWriter(MethodLines.logFile, true); |
| 47 | + } |
| 48 | + |
| 49 | + public static void set_clean_names(String fname) { |
| 50 | + File accNamesFile = new File(fname); |
| 51 | + Scanner s; |
| 52 | + |
| 53 | + try{ |
| 54 | + s = new Scanner(accNamesFile); |
| 55 | + } catch (java.io.FileNotFoundException exp) { |
| 56 | + System.out.println("file " + fname + " does not exist"); |
| 57 | + System.out.println("Exiting"); |
| 58 | + return; |
| 59 | + } |
| 60 | + |
| 61 | + while (s.hasNextLine()){ |
| 62 | + acceptedNames.add(s.nextLine()); |
| 63 | + } |
| 64 | + } |
| 65 | + |
| 66 | + public void inspectSourceCode(File javaFile) { |
| 67 | + this.javaFilePath = javaFile.getPath(); |
| 68 | + System.out.println("Inspecting " + this.javaFilePath); |
| 69 | + CompilationUnit root = Common.getParseUnit(javaFile); |
| 70 | + if (root != null) { |
| 71 | + this.visit(root.clone(), null); |
| 72 | + } |
| 73 | + } |
| 74 | + |
| 75 | + @Override |
| 76 | + public void visit(CompilationUnit com, Object obj) { |
| 77 | + locateTargetStatements(com, obj, this.typeToTarget); |
| 78 | + applyManager(com); |
| 79 | + super.visit(com, obj); |
| 80 | + } |
| 81 | + |
| 82 | + private ArrayList<String> splitNameByToken(String name) { |
| 83 | + char prev = '0'; |
| 84 | + String token = ""; |
| 85 | + ArrayList<String> tokens = new ArrayList<String>(); |
| 86 | + |
| 87 | + for( int i =0; i < name.length(); i++){ |
| 88 | + char c = name.charAt(i); |
| 89 | + if (i > 0 && ((Character.isUpperCase(c) && Character.isLowerCase(prev)) || c == '_') && token.length() > 0) { |
| 90 | + tokens.add(token); |
| 91 | + token = ""; |
| 92 | + } |
| 93 | + |
| 94 | + prev = c; |
| 95 | + token += c; |
| 96 | + } |
| 97 | + |
| 98 | + if (token.length() > 0){ |
| 99 | + tokens.add(token); |
| 100 | + } |
| 101 | + |
| 102 | + return tokens; |
| 103 | + } |
| 104 | + |
| 105 | + private boolean isTypeOfTarget(String typeToTarget, Node node){ |
| 106 | + |
| 107 | + switch(typeToTarget){ |
| 108 | + case "MethodDeclaration": |
| 109 | + return (node instanceof MethodDeclaration); |
| 110 | + |
| 111 | + case "VariableDeclarationExpr": |
| 112 | + return (node instanceof VariableDeclarationExpr); |
| 113 | + |
| 114 | + default: |
| 115 | + System.out.println("ERROR: no support for target type: " + typeToTarget); |
| 116 | + return false; |
| 117 | + } |
| 118 | + } |
| 119 | + |
| 120 | + private void locateTargetStatements(CompilationUnit com, Object obj, String typeToTarget) { |
| 121 | + try{ |
| 122 | + new TreeVisitor() { |
| 123 | + @Override |
| 124 | + public void process(Node node) { |
| 125 | + if (isTypeOfTarget(typeToTarget, node)) { |
| 126 | + |
| 127 | + switch (typeToTarget) { |
| 128 | + |
| 129 | + case "MethodDeclaration": |
| 130 | + MethodDeclaration md = (MethodDeclaration) node; |
| 131 | + String node_name = md.getNameAsString(); |
| 132 | + |
| 133 | + ArrayList<String> names = MethodLines.seq ? splitNameByToken(node_name) : new ArrayList<String>(Arrays.asList(node_name)); |
| 134 | + |
| 135 | + for (int i=0; i<names.size(); i++) { |
| 136 | + String token = names.get(i); |
| 137 | + if(!acceptedNames.contains(token)){ |
| 138 | + rem.add(node); |
| 139 | + break; |
| 140 | + } |
| 141 | + } |
| 142 | + |
| 143 | + break; |
| 144 | + |
| 145 | + case "VariableDeclarationExpr": |
| 146 | + Range r = node.getRange().orElse(null); |
| 147 | + try { |
| 148 | + fr.write(javaFilePath + " : " + typeToTarget + " : " + r.toString() + "\n"); |
| 149 | + } catch (IOException e) { |
| 150 | + System.out.println(e); |
| 151 | + System.out.println("Can't write to file!"); |
| 152 | + } |
| 153 | + break; |
| 154 | + |
| 155 | + default: |
| 156 | + System.out.println("ERROR: no support for target type: " + typeToTarget); |
| 157 | + |
| 158 | + } |
| 159 | + |
| 160 | + } |
| 161 | + } |
| 162 | + |
| 163 | + }.visitBreadthFirst(com); |
| 164 | + |
| 165 | + }catch(Exception e){ |
| 166 | + System.out.println(e); |
| 167 | + } |
| 168 | + } |
| 169 | + |
| 170 | + private void applyManager(CompilationUnit com) { |
| 171 | + for (int i=0; i<rem.size(); i++) { |
| 172 | + try{ |
| 173 | + rem.get(i).remove(); |
| 174 | + }catch(Exception e){ |
| 175 | + System.out.println("Can't remove"+ ((MethodDeclaration)rem.get(i)).getNameAsString()); |
| 176 | + } |
| 177 | + } |
| 178 | + |
| 179 | + Common.saveTransformation(com); |
| 180 | + } |
| 181 | + |
| 182 | + public static void main(String[] args){ |
| 183 | + String inPath = "/data2/edinella/java-all-redist-fs/"; |
| 184 | + Common.outputPath = "/data2/edinella/java-all-redist-g/"; |
| 185 | + //Common.outputPath = "/data2/edinella/java-large-clean/"; |
| 186 | + |
| 187 | + String typeToTarget = "VariableDeclarationExpr"; |
| 188 | + //MethodLines.seq = false; |
| 189 | + //MethodLines.set_clean_names("/home/edinella/clean_names.txt"); |
| 190 | + |
| 191 | + try { |
| 192 | + setLogPath(Common.outputPath + "log.txt"); |
| 193 | + } catch (IOException e) { |
| 194 | + System.out.println(Common.outputPath + " can't write to!"); |
| 195 | + return; |
| 196 | + } |
| 197 | + |
| 198 | + File programFolder = new File(inPath); |
| 199 | + |
| 200 | + File[] files = Utils.getAllSubFiles(programFolder); |
| 201 | + |
| 202 | + ExecutorService executor = Executors.newFixedThreadPool(70); |
| 203 | + //ExecutorService executor = Executors.newFixedThreadPool(1); |
| 204 | + |
| 205 | + for (File file : files) { |
| 206 | + Thread worker = new Thread(new ThreadedManager(file, typeToTarget)); |
| 207 | + executor.execute(worker); |
| 208 | + } |
| 209 | + |
| 210 | + try { |
| 211 | + while (!executor.awaitTermination(24L, TimeUnit.HOURS)) { |
| 212 | + |
| 213 | + } |
| 214 | + } catch (InterruptedException e) { |
| 215 | + System.out.println("interrupted"); |
| 216 | + } |
| 217 | + |
| 218 | + executor.shutdown(); |
| 219 | + |
| 220 | + try { |
| 221 | + MethodLines.fr.close(); |
| 222 | + System.out.println("Closed file"); |
| 223 | + return; |
| 224 | + } catch (IOException e) { |
| 225 | + System.out.println("Can't close file"); |
| 226 | + } |
| 227 | + } |
148 | 228 | } |
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