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Example 51 with ClassOrInterfaceDeclaration

use of com.github.javaparser.ast.body.ClassOrInterfaceDeclaration 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());
}
Also used : CompilationUnit(com.github.javaparser.ast.CompilationUnit) ClassOrInterfaceDeclaration(com.github.javaparser.ast.body.ClassOrInterfaceDeclaration) Value(com.github.javaparser.symbolsolver.model.resolution.Value) ReflectionTypeSolver(com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver) ResolvedType(com.github.javaparser.resolution.types.ResolvedType) VariableDeclarator(com.github.javaparser.ast.body.VariableDeclarator) Test(org.junit.Test)

Example 52 with ClassOrInterfaceDeclaration

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

the class GenericsResolutionTest method resolveUsageOfGenericFieldAdvancedCase.

@Test
public void resolveUsageOfGenericFieldAdvancedCase() {
    CompilationUnit cu = parseSample("Generics");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "SomeCollection");
    MethodDeclaration method = Navigator.demandMethod(clazz, "foo2");
    ExpressionStmt stmt = (ExpressionStmt) method.getBody().get().getStatements().get(0);
    Expression expression = stmt.getExpression();
    ResolvedType type = JavaParserFacade.get(new ReflectionTypeSolver()).getType(expression);
    assertEquals(false, type.isTypeVariable());
    assertEquals("java.util.List<java.lang.String>", type.describe());
    assertEquals(1, type.asReferenceType().typeParametersValues().size());
    assertEquals(false, type.asReferenceType().typeParametersValues().get(0).isTypeVariable());
    assertEquals("java.lang.String", type.asReferenceType().typeParametersValues().get(0).describe());
}
Also used : CompilationUnit(com.github.javaparser.ast.CompilationUnit) ClassOrInterfaceDeclaration(com.github.javaparser.ast.body.ClassOrInterfaceDeclaration) Expression(com.github.javaparser.ast.expr.Expression) MethodDeclaration(com.github.javaparser.ast.body.MethodDeclaration) ReflectionTypeSolver(com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver) ExpressionStmt(com.github.javaparser.ast.stmt.ExpressionStmt) ResolvedType(com.github.javaparser.resolution.types.ResolvedType) Test(org.junit.Test)

Example 53 with ClassOrInterfaceDeclaration

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

the class GenericsResolutionTest method typeParamOnReturnTypeStep3.

@Test
public void typeParamOnReturnTypeStep3() {
    CompilationUnit cu = parseSample("TypeParamOnReturnType");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypeParamOnReturnType");
    MethodDeclaration method = Navigator.demandMethod(clazz, "nodeEquals");
    MethodCallExpr call = Navigator.findMethodCall(method, "accept").get();
    JavaParserFacade javaParserFacade = JavaParserFacade.get(new ReflectionTypeSolver());
    ResolvedType type = javaParserFacade.getType(call);
    assertEquals(false, type.isTypeVariable());
    assertEquals("java.lang.Boolean", type.describe());
}
Also used : CompilationUnit(com.github.javaparser.ast.CompilationUnit) ClassOrInterfaceDeclaration(com.github.javaparser.ast.body.ClassOrInterfaceDeclaration) MethodDeclaration(com.github.javaparser.ast.body.MethodDeclaration) JavaParserFacade(com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFacade) ReflectionTypeSolver(com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver) ResolvedType(com.github.javaparser.resolution.types.ResolvedType) MethodCallExpr(com.github.javaparser.ast.expr.MethodCallExpr) Test(org.junit.Test)

Example 54 with ClassOrInterfaceDeclaration

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

the class GenericsResolutionTest method classCastScope.

@Test
public void classCastScope() {
    CompilationUnit cu = parseSample("ClassCast");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "ClassCast");
    MethodDeclaration method = Navigator.demandMethod(clazz, "getNodesByType");
    MethodCallExpr call = Navigator.findMethodCall(method, "cast").get();
    TypeSolver typeSolver = new ReflectionTypeSolver();
    Expression scope = call.getScope().get();
    ResolvedType type = JavaParserFacade.get(typeSolver).getType(scope);
    // System.out.println(typeUsage);
    assertEquals(false, type.isTypeVariable());
    assertEquals("java.lang.Class<N>", type.describe());
}
Also used : CompilationUnit(com.github.javaparser.ast.CompilationUnit) ClassOrInterfaceDeclaration(com.github.javaparser.ast.body.ClassOrInterfaceDeclaration) Expression(com.github.javaparser.ast.expr.Expression) MethodDeclaration(com.github.javaparser.ast.body.MethodDeclaration) TypeSolver(com.github.javaparser.symbolsolver.model.resolution.TypeSolver) ReflectionTypeSolver(com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver) ReflectionTypeSolver(com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver) ResolvedType(com.github.javaparser.resolution.types.ResolvedType) MethodCallExpr(com.github.javaparser.ast.expr.MethodCallExpr) Test(org.junit.Test)

Example 55 with ClassOrInterfaceDeclaration

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

the class GenericsResolutionTest method classCast.

@Test
public void classCast() {
    CompilationUnit cu = parseSample("ClassCast");
    ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "ClassCast");
    MethodDeclaration method = Navigator.demandMethod(clazz, "getNodesByType");
    ReturnStmt returnStmt = Navigator.findReturnStmt(method);
    ResolvedType type = JavaParserFacade.get(new ReflectionTypeSolver()).getType(returnStmt.getExpression().get());
    assertEquals(true, type.isTypeVariable());
    assertEquals("N", type.describe());
}
Also used : CompilationUnit(com.github.javaparser.ast.CompilationUnit) ClassOrInterfaceDeclaration(com.github.javaparser.ast.body.ClassOrInterfaceDeclaration) MethodDeclaration(com.github.javaparser.ast.body.MethodDeclaration) ReflectionTypeSolver(com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver) ReturnStmt(com.github.javaparser.ast.stmt.ReturnStmt) ResolvedType(com.github.javaparser.resolution.types.ResolvedType) Test(org.junit.Test)

Aggregations

ClassOrInterfaceDeclaration (com.github.javaparser.ast.body.ClassOrInterfaceDeclaration)261 Test (org.junit.Test)174 CompilationUnit (com.github.javaparser.ast.CompilationUnit)164 MethodDeclaration (com.github.javaparser.ast.body.MethodDeclaration)84 ReflectionTypeSolver (com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver)79 AbstractResolutionTest (com.github.javaparser.symbolsolver.resolution.AbstractResolutionTest)71 MethodCallExpr (com.github.javaparser.ast.expr.MethodCallExpr)52 Context (com.github.javaparser.symbolsolver.core.resolution.Context)39 ClassOrInterfaceDeclarationContext (com.github.javaparser.symbolsolver.javaparsermodel.contexts.ClassOrInterfaceDeclarationContext)38 CompilationUnitContext (com.github.javaparser.symbolsolver.javaparsermodel.contexts.CompilationUnitContext)37 ResolvedType (com.github.javaparser.resolution.types.ResolvedType)36 Expression (com.github.javaparser.ast.expr.Expression)33 TypeSolver (com.github.javaparser.symbolsolver.model.resolution.TypeSolver)28 JavaParserFacade (com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFacade)27 MemoryTypeSolver (com.github.javaparser.symbolsolver.resolution.typesolvers.MemoryTypeSolver)24 HashMap (java.util.HashMap)21 VariableDeclarator (com.github.javaparser.ast.body.VariableDeclarator)20 ResolvedMethodDeclaration (com.github.javaparser.resolution.declarations.ResolvedMethodDeclaration)20 KiePMMLException (org.kie.pmml.api.exceptions.KiePMMLException)20 BlockStmt (com.github.javaparser.ast.stmt.BlockStmt)19