Java Uast: Initial implementation

plugins/uast-java/testData/ControlStructures.java

@@ -0,0 +1,29 @@
+class ControlStructures {
+  public static void main(String[] args) {
+    if (args.length == 0) {
+      return;
+    }
+
+    String mode = args.length == 1 ? "singleArg" : "multiArgs";
+
+    for (String arg : args) {
+      System.out.println(arg);
+    }
+
+    for (int i = 0; i < args.length; ++i) {
+      System.out.println(i + ": " + args[i]);
+    }
+
+    int i = 0;
+    while (i < args.length) {
+      System.out.println("Index " + i);
+      i++;
+    }
+
+    i = 0;
+    do {
+      System.out.println(i);
+      i += 1;
+    } while (i < args.length);
+  }
+}

plugins/uast-java/testData/Lambda.java

@@ -0,0 +1,13 @@
+class Lambda {
+    void example() {
+        doJob(arg -> arg + arg, "Mary");
+    }
+
+    void doJob(Job job, String arg) {
+        System.out.println(job.doJob(arg));
+    }
+}
+
+interface Job {
+    String doJob(String arg);
+}

plugins/uast-java/testData/NestedClasses.java

@@ -0,0 +1,13 @@
+class NestedClasses {
+  public static class Nested {
+    void func1() {
+
+    }
+  }
+
+  public class Inner {
+    void func2() {
+
+    }
+  }
+}

plugins/uast-java/testData/Simple.java

@@ -0,0 +1,15 @@
+class Simple {
+  private String name;
+
+  public Simple(String name) {
+    this.name = name;
+  }
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+}

plugins/uast-java/testData/SpecialExpressions.java

@@ -0,0 +1,54 @@
+class SpecialExpressions {
+    boolean test() {
+        assert 5 > 3;
+        assert 5 > 3 : "Message";
+
+        synchronized (this) {
+            System.out.println("A");
+        }
+
+        int a = 5, b = 7, c;
+
+        while (a > 0) {
+            if (a == 3) {
+                break;
+            }
+            if (a % 5 == 0) {
+                continue;
+            }
+            a--;
+        }
+
+        this.test();
+        super.hashCode();
+
+        String x;
+        switch (a) {
+            case 1: {
+                x = "1";
+                break;
+            }
+            case 3: x = "3";
+            case 4: x = "4";
+            default: x = "";
+        }
+
+        if (System.getProperty("abc", "").equals("1")) {
+            throw new AssertionError("Err");
+        }
+
+        try {
+            Thread.sleep(1000);
+        } catch (InterruptedException e) {
+
+        } finally {
+            a = 3;
+        }
+
+        {
+            a = 5;
+        }
+
+        return true;
+    }
+}

plugins/uast-java/testData/log/ControlStructures.txt

@@ -0,0 +1,101 @@
+UFile (package = null)
+    UClass (_Dummy_, enum = false, interface = false, object = false)
+        UClass (ControlStructures, enum = false, interface = false, object = false)
+            UFunction (main, kind = function, paramCount = 1)
+                UBlockExpression
+                    UIfExpression
+                        UBinaryExpression (===)
+                            UQualifiedExpression
+                                USimpleReferenceExpression (args)
+                                USimpleReferenceExpression (length)
+                            ULiteralExpression (0)
+                        UBlockExpression
+                            USpecialExpressionList (return)
+                            
+                        EmptyExpression
+                    UDeclarationsExpression
+                        UVariable (mode, kind = local)
+                            UIfExpression
+                                UBinaryExpression (===)
+                                    UQualifiedExpression
+                                        USimpleReferenceExpression (args)
+                                        USimpleReferenceExpression (length)
+                                    ULiteralExpression (1)
+                                ULiteralExpression ("singleArg")
+                                ULiteralExpression ("multiArgs")
+                    UForEachExpression (arg)
+                        USimpleReferenceExpression (args)
+                        UBlockExpression
+                            UQualifiedExpression
+                                UQualifiedExpression
+                                    USimpleReferenceExpression (System)
+                                    USimpleReferenceExpression (out)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (println)
+                                    USimpleReferenceExpression (arg)
+                    UForExpression
+                        UDeclarationsExpression
+                            UVariable (i, kind = local)
+                                ULiteralExpression (0)
+                        UBinaryExpression (<)
+                            USimpleReferenceExpression (i)
+                            UQualifiedExpression
+                                USimpleReferenceExpression (args)
+                                USimpleReferenceExpression (length)
+                        UPrefixExpression (++)
+                            USimpleReferenceExpression (i)
+                        UBlockExpression
+                            UQualifiedExpression
+                                UQualifiedExpression
+                                    USimpleReferenceExpression (System)
+                                    USimpleReferenceExpression (out)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (println)
+                                    UBinaryExpression (+)
+                                        UBinaryExpression (+)
+                                            USimpleReferenceExpression (i)
+                                            ULiteralExpression (": ")
+                                        UArrayAccessExpression
+                                            USimpleReferenceExpression (args)
+                                            USimpleReferenceExpression (i)
+                    UDeclarationsExpression
+                        UVariable (i, kind = local)
+                            ULiteralExpression (0)
+                    UWhileExpression
+                        UBinaryExpression (<)
+                            USimpleReferenceExpression (i)
+                            UQualifiedExpression
+                                USimpleReferenceExpression (args)
+                                USimpleReferenceExpression (length)
+                        UBlockExpression
+                            UQualifiedExpression
+                                UQualifiedExpression
+                                    USimpleReferenceExpression (System)
+                                    USimpleReferenceExpression (out)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (println)
+                                    UBinaryExpression (+)
+                                        ULiteralExpression ("Index ")
+                                        USimpleReferenceExpression (i)
+                            UPostfixExpression (++)
+                                USimpleReferenceExpression (i)
+                    UAssignmentExpression (=)
+                        USimpleReferenceExpression (i)
+                        ULiteralExpression (0)
+                    UDoWhileExpression
+                        UBinaryExpression (<)
+                            USimpleReferenceExpression (i)
+                            UQualifiedExpression
+                                USimpleReferenceExpression (args)
+                                USimpleReferenceExpression (length)
+                        UBlockExpression
+                            UQualifiedExpression
+                                UQualifiedExpression
+                                    USimpleReferenceExpression (System)
+                                    USimpleReferenceExpression (out)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (println)
+                                    USimpleReferenceExpression (i)
+                            UAssignmentExpression (+=)
+                                USimpleReferenceExpression (i)
+                                ULiteralExpression (1)

plugins/uast-java/testData/log/Lambda.txt

@@ -0,0 +1,30 @@
+UFile (package = null)
+    UClass (_Dummy_, enum = false, interface = false, object = false)
+        UClass (Lambda, enum = false, interface = false, object = false)
+            UFunction (example, kind = function, paramCount = 0)
+                UBlockExpression
+                    UFunctionCallExpression (FUNCTION_CALL, argCount = 2)
+                        USimpleReferenceExpression (doJob)
+                        ULambdaExpression
+                            UVariable (arg, kind = parameter)
+                            <no initializer>
+                            UBinaryExpression (+)
+                                USimpleReferenceExpression (arg)
+                                USimpleReferenceExpression (arg)
+                        ULiteralExpression ("Mary")
+            UFunction (doJob, kind = function, paramCount = 2)
+                UBlockExpression
+                    UQualifiedExpression
+                        UQualifiedExpression
+                            USimpleReferenceExpression (System)
+                            USimpleReferenceExpression (out)
+                        UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                            USimpleReferenceExpression (println)
+                            UQualifiedExpression
+                                USimpleReferenceExpression (job)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (doJob)
+                                    USimpleReferenceExpression (arg)
+        UClass (Job, enum = false, interface = true, object = false)
+            UFunction (doJob, kind = function, paramCount = 1)
+                EmptyExpression

plugins/uast-java/testData/log/NestedClasses.txt

@@ -0,0 +1,11 @@
+UFile (package = null)
+    UClass (_Dummy_, enum = false, interface = false, object = false)
+        UClass (NestedClasses, enum = false, interface = false, object = false)
+            UClass (Nested, enum = false, interface = false, object = false)
+                UFunction (func1, kind = function, paramCount = 0)
+                    UBlockExpression
+                    
+            UClass (Inner, enum = false, interface = false, object = false)
+                UFunction (func2, kind = function, paramCount = 0)
+                    UBlockExpression
+                    

plugins/uast-java/testData/log/Simple.txt

@@ -0,0 +1,23 @@
+UFile (package = null)
+    UClass (_Dummy_, enum = false, interface = false, object = false)
+        UClass (Simple, enum = false, interface = false, object = false)
+            UVariable (name, kind = member)
+                EmptyExpression
+            UFunction (Simple, kind = function, paramCount = 1)
+                UBlockExpression
+                    UAssignmentExpression (=)
+                        UQualifiedExpression
+                            UThisExpression
+                            USimpleReferenceExpression (name)
+                        USimpleReferenceExpression (name)
+            UFunction (getName, kind = function, paramCount = 0)
+                UBlockExpression
+                    USpecialExpressionList (return)
+                        USimpleReferenceExpression (name)
+            UFunction (setName, kind = function, paramCount = 1)
+                UBlockExpression
+                    UAssignmentExpression (=)
+                        UQualifiedExpression
+                            UThisExpression
+                            USimpleReferenceExpression (name)
+                        USimpleReferenceExpression (name)

plugins/uast-java/testData/log/SpecialExpressions.txt

@@ -0,0 +1,130 @@
+UFile (package = null)
+    UClass (_Dummy_, enum = false, interface = false, object = false)
+        UClass (SpecialExpressions, enum = false, interface = false, object = false)
+            UFunction (test, kind = function, paramCount = 0)
+                UBlockExpression
+                    USpecialExpressionList (assert)
+                        UBinaryExpression (>)
+                            ULiteralExpression (5)
+                            ULiteralExpression (3)
+                        EmptyExpression
+                    USpecialExpressionList (assert)
+                        UBinaryExpression (>)
+                            ULiteralExpression (5)
+                            ULiteralExpression (3)
+                        ULiteralExpression ("Message")
+                    USpecialExpressionList (synchronized)
+                        UThisExpression
+                        UBlockExpression
+                            UQualifiedExpression
+                                UQualifiedExpression
+                                    USimpleReferenceExpression (System)
+                                    USimpleReferenceExpression (out)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (println)
+                                    ULiteralExpression ("A")
+                    UDeclarationsExpression
+                        UVariable (a, kind = local)
+                            ULiteralExpression (5)
+                        UVariable (b, kind = local)
+                            ULiteralExpression (7)
+                        UVariable (c, kind = local)
+                            EmptyExpression
+                    UWhileExpression
+                        UBinaryExpression (>)
+                            USimpleReferenceExpression (a)
+                            ULiteralExpression (0)
+                        UBlockExpression
+                            UIfExpression
+                                UBinaryExpression (===)
+                                    USimpleReferenceExpression (a)
+                                    ULiteralExpression (3)
+                                UBlockExpression
+                                    USpecialExpressionList (break)
+                                    
+                                EmptyExpression
+                            UIfExpression
+                                UBinaryExpression (===)
+                                    UBinaryExpression (%)
+                                        USimpleReferenceExpression (a)
+                                        ULiteralExpression (5)
+                                    ULiteralExpression (0)
+                                UBlockExpression
+                                    USpecialExpressionList (continue)
+                                    
+                                EmptyExpression
+                            UPostfixExpression (--)
+                                USimpleReferenceExpression (a)
+                    UQualifiedExpression
+                        UThisExpression
+                        UFunctionCallExpression (FUNCTION_CALL, argCount = 0)
+                            USimpleReferenceExpression (test)
+                        
+                    UQualifiedExpression
+                        USuperExpression
+                        UFunctionCallExpression (FUNCTION_CALL, argCount = 0)
+                            USimpleReferenceExpression (hashCode)
+                        
+                    UDeclarationsExpression
+                        UVariable (x, kind = local)
+                            EmptyExpression
+                    USwitchExpression
+                        USimpleReferenceExpression (a)
+                        UBlockExpression
+                            UExpressionSwitchClauseExpression
+                                ULiteralExpression (1)
+                            UBlockExpression
+                                UAssignmentExpression (=)
+                                    USimpleReferenceExpression (x)
+                                    ULiteralExpression ("1")
+                                USpecialExpressionList (break)
+                                
+                            UExpressionSwitchClauseExpression
+                                ULiteralExpression (3)
+                            UAssignmentExpression (=)
+                                USimpleReferenceExpression (x)
+                                ULiteralExpression ("3")
+                            UExpressionSwitchClauseExpression
+                                ULiteralExpression (4)
+                            UAssignmentExpression (=)
+                                USimpleReferenceExpression (x)
+                                ULiteralExpression ("4")
+                            UDefaultSwitchClause
+                            UAssignmentExpression (=)
+                                USimpleReferenceExpression (x)
+                                ULiteralExpression ("")
+                    UIfExpression
+                        UQualifiedExpression
+                            UQualifiedExpression
+                                USimpleReferenceExpression (System)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 2)
+                                    USimpleReferenceExpression (getProperty)
+                                    ULiteralExpression ("abc")
+                                    ULiteralExpression ("")
+                            UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                USimpleReferenceExpression (equals)
+                                ULiteralExpression ("1")
+                        UBlockExpression
+                            USpecialExpressionList (throw)
+                                UFunctionCallExpression (CONSTRUCTOR_CALL, argCount = 1)
+                                    <no element>
+                                    ULiteralExpression ("Err")
+                        EmptyExpression
+                    UTryExpression
+                        UBlockExpression
+                            UQualifiedExpression
+                                USimpleReferenceExpression (Thread)
+                                UFunctionCallExpression (FUNCTION_CALL, argCount = 1)
+                                    USimpleReferenceExpression (sleep)
+                                    ULiteralExpression (1000)    UCatchClause
+                            UBlockExpression
+                                UBlockExpression
+                            UAssignmentExpression (=)
+                                USimpleReferenceExpression (a)
+                                ULiteralExpression (3)
+                    UBlockExpression
+                        UAssignmentExpression (=)
+                            USimpleReferenceExpression (a)
+                            ULiteralExpression (5)
+                    USpecialExpressionList (return)
+                        ULiteralExpression (true)

plugins/uast-java/testData/render/ControlStructures.txt

@@ -0,0 +1,33 @@
+default class _Dummy_ {
+    default inner class ControlStructures {
+        public fun main(args: java.lang.String[]): void {
+            if (args.length === 0) {
+                return 
+            }
+            
+            var mode: String = (args.length === 1) ? ("singleArg") : ("multiArgs")
+            for (arg : args) {
+                System.out.println(arg)
+            }
+            
+            for (var i: int = 0; i < args.length; ++i) {
+                System.out.println(i + ": " + args[i])
+            }
+            
+            var i: int = 0
+            while (i < args.length) {
+                System.out.println("Index " + i)
+                i++
+            }
+            
+            i = 0
+            do {
+                System.out.println(i)
+                i += 1
+            }
+            while (i < args.length)
+            
+        }
+        
+    }
+}

plugins/uast-java/testData/render/Lambda.txt

@@ -0,0 +1,17 @@
+default class _Dummy_ {
+    default inner class Lambda {
+        default fun example(): void {
+            doJob({ arg: String ->
+                arg + arg
+            }, "Mary")
+        }
+
+        default fun doJob(job: Job, arg: String): void {
+            System.out.println(job.doJob(arg))
+        }
+
+    }
+    default abstract interface Job {
+        public fun doJob(arg: String): String = EmptyExpression
+    }
+}

plugins/uast-java/testData/render/NestedClasses.txt

@@ -0,0 +1,14 @@
+default class _Dummy_ {
+    default inner class NestedClasses {
+        public class Nested {
+            default fun func1(): void {
+            }
+            
+        }
+        public inner class Inner {
+            default fun func2(): void {
+            }
+            
+        }
+    }
+}

plugins/uast-java/testData/render/Simple.txt

@@ -0,0 +1,18 @@
+default class _Dummy_ {
+    default inner class Simple {
+        var name: String
+        
+        public fun Simple(name: String) {
+            this.name = name
+        }
+        
+        public fun getName(): String {
+            return name
+        }
+        
+        public fun setName(name: String): void {
+            this.name = name
+        }
+        
+    }
+}

plugins/uast-java/testData/render/SpecialExpressions.txt

@@ -0,0 +1,68 @@
+default class _Dummy_ {
+    default inner class SpecialExpressions {
+        default fun test(): boolean {
+            assert 5 > 3 : EmptyExpression
+            assert 5 > 3 : "Message"
+            synchronized this : {
+                System.out.println("A")
+            }
+            
+            var a: int = 5
+            var b: int = 7
+            var c: int
+            while (a > 0) {
+                if (a === 3) {
+                    break 
+                }
+                
+                if (a % 5 === 0) {
+                    continue 
+                }
+                
+                a--
+            }
+            
+            this.test()
+            super.hashCode()
+            var x: String
+            switch (a)
+            {
+                case 1:
+                {
+                    x = "1"
+                    break 
+                }
+                
+                case 3:
+                x = "3"
+                case 4:
+                x = "4"
+                else:
+                x = ""
+            }
+            
+            
+            if (System.getProperty("abc", "").equals("1")) {
+                throw <noref>("Err")
+            }
+            
+            try {
+                Thread.sleep(1000)
+            }
+            
+            catch (e) {
+            }
+            
+            finally {
+                a = 3
+            }
+            
+            {
+                a = 5
+            }
+            
+            return true
+        }
+        
+    }
+}