Examples with VariableDeclarator com.github.javaparser.ast.body.VariableDeclarator used on opensource projects

Example 16 with VariableDeclarator

use of com.github.javaparser.ast.body.VariableDeclarator in project javaparser by javaparser.

the class GenericsResolutionTest method resolveFieldOfGenericReferringToVariableType.

@Test
public void resolveFieldOfGenericReferringToVariableType() {
    CompilationUnit cu = parseSample("Generics");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "SomeCollection");
    VariableDeclarator field = Navigator.demandField(clazz, "as");
    SymbolSolver symbolSolver = new SymbolSolver(new ReflectionTypeSolver());
    Optional<Value> symbolReference = symbolSolver.solveSymbolAsValue("as", field);
    assertEquals(true, symbolReference.isPresent());
    assertEquals("as", symbolReference.get().getName());
    ResolvedType type = symbolReference.get().getType();
    assertEquals(false, type.isTypeVariable());
    assertEquals("java.util.List<A>", type.describe());
    assertEquals(1, type.asReferenceType().typeParametersValues().size());
    ResolvedType typeParam = type.asReferenceType().typeParametersValues().get(0);
    assertEquals(true, typeParam.isTypeVariable());
    assertEquals("A", typeParam.describe());
}

Example 17 with VariableDeclarator

use of com.github.javaparser.ast.body.VariableDeclarator in project javaparser by javaparser.

the class GenericsResolutionTest method resolveFieldOfVariableType.

@Test
public void resolveFieldOfVariableType() {
    CompilationUnit cu = parseSample("Generics");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "SomeCollection");
    VariableDeclarator field = Navigator.demandField(clazz, "a");
    SymbolSolver symbolSolver = new SymbolSolver(new ReflectionTypeSolver());
    Optional<Value> symbolReference = symbolSolver.solveSymbolAsValue("a", field);
    assertEquals(true, symbolReference.isPresent());
    assertEquals("a", symbolReference.get().getName());
    ResolvedType type = symbolReference.get().getType();
    assertEquals(true, type.isTypeVariable());
    assertEquals("A", type.describe());
}

Example 18 with VariableDeclarator

use of com.github.javaparser.ast.body.VariableDeclarator in project javaparser by javaparser.

the class LambdaExprContextResolutionTest method solveParameterOfLambdaInFieldDecl.

@Test
public void solveParameterOfLambdaInFieldDecl() {
    CompilationUnit cu = parseSample("Lambda");
    com.github.javaparser.ast.body.ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "Agenda");
    VariableDeclarator field = Navigator.demandField(clazz, "functional");
    LambdaExpr lambdaExpr = (LambdaExpr) field.getInitializer().get();
    File src = new File("src/test/resources");
    CombinedTypeSolver combinedTypeSolver = new CombinedTypeSolver();
    combinedTypeSolver.add(new ReflectionTypeSolver());
    combinedTypeSolver.add(new JavaParserTypeSolver(adaptPath(src)));
    Context context = new LambdaExprContext(lambdaExpr, combinedTypeSolver);
    Optional<Value> ref = context.solveSymbolAsValue("p", typeSolver);
    assertTrue(ref.isPresent());
    assertEquals("java.lang.String", ref.get().getType().describe());
}

Example 19 with VariableDeclarator

use of com.github.javaparser.ast.body.VariableDeclarator in project javaparser by javaparser.

the class LambdaExprContextResolutionTest method solveParameterOfLambdaInVarDecl.

@Test
public void solveParameterOfLambdaInVarDecl() {
    CompilationUnit cu = parseSample("Lambda");
    com.github.javaparser.ast.body.ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "Agenda");
    MethodDeclaration method = Navigator.demandMethod(clazz, "testFunctionalVar");
    VariableDeclarator varDecl = Navigator.demandVariableDeclaration(method, "a").get();
    LambdaExpr lambdaExpr = (LambdaExpr) varDecl.getInitializer().get();
    File src = adaptPath(new File("src/test/resources"));
    CombinedTypeSolver combinedTypeSolver = new CombinedTypeSolver();
    combinedTypeSolver.add(new ReflectionTypeSolver());
    combinedTypeSolver.add(new JavaParserTypeSolver(src));
    Context context = new LambdaExprContext(lambdaExpr, combinedTypeSolver);
    Optional<Value> ref = context.solveSymbolAsValue("p", typeSolver);
    assertTrue(ref.isPresent());
    assertEquals("java.lang.String", ref.get().getType().describe());
}

Example 20 with VariableDeclarator

use of com.github.javaparser.ast.body.VariableDeclarator in project javaparser by javaparser.

the class SymbolResolutionResolutionTest method getTypeOfFieldAccess.

@Test
public void getTypeOfFieldAccess() {
    CompilationUnit cu = parseSample("ReflectionFieldOfItself");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "MyClass");
    VariableDeclarator field = Navigator.demandField(clazz, "PUBLIC");
    TypeSolver typeSolver = new ReflectionTypeSolver();
    ResolvedType ref = JavaParserFacade.get(typeSolver).getType(field.getInitializer().get());
    assertEquals("int", ref.describe());
}