jodd.proxetta.MethodInfo.getReturnType java code examples

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}

/**
 * Returns <code>true</code> if method has a return type.
 */
default boolean hasReturnValue() {
  return getReturnType().getOpcode() != AsmUtil.TYPE_VOID;
}

/**
 * Returns <code>true</code> if method's return type is <code>void</code>.
 */
default boolean hasNoReturnValue() {
  return getReturnType().getOpcode() == AsmUtil.TYPE_VOID;
}

/**
 * Visits replacement code for {@link ProxyTarget#returnType()}.
 */
public static void returnType(final MethodVisitor mv, final MethodInfo methodInfo) {
  ProxettaAsmUtil.loadClass(mv, methodInfo.getReturnType().getOpcode(), methodInfo.getReturnType().getName());
}

public static void castToReturnType(final MethodVisitor mv, final MethodInfo methodInfo) {
  final String returnType;
  char returnOpcodeType = methodInfo.getReturnType().getOpcode();
      break;
    case '[':
      returnType = methodInfo.getReturnType().getRawName();
      break;
    default:
      String rtname = methodInfo.getReturnType().getRawName();
      returnType = rtname.length() == 0 ?
        AsmUtil.typeToSignature(methodInfo.getReturnType().getType()) :
        AsmUtil.typedesc2ClassName(rtname);
      break;

/**
 * Returns {@link WrapperProxetta} used for building loggable prepared statements.
 * Initializes proxetta when called for the first time.
 */
protected BaseLoggableFactory(final Class<T> targetClass) {
  this.targetClass = targetClass;
  this.proxetta = Proxetta.wrapperProxetta().withAspect(ProxyAspect.of(LoggableAdvice.class, methodInfo -> {
    int argumentsCount = methodInfo.getArgumentsCount();
    char argumentType = 0;
    if (argumentsCount >= 1) {
      argumentType = methodInfo.getArgument(1).getOpcode();
    }
    return
      methodInfo.getReturnType().getOpcode() == 'V' &&			// void-returning method
        argumentType == 'I' &&									// first argument type
        methodInfo.isPublicMethod() &&
        methodInfo.getMethodName().startsWith("set") &&			// set*
        (argumentsCount == 2 || argumentsCount == 3);			// number of arguments
  }));
}

@Test
void testMethodSignature1() throws IOException {
  MethodInfo mi = getMethodSignatureForSingleMethod(M1.class);
  assertEquals(0, mi.getArgumentsCount());
  assertEquals(CLASS_SIGNATURE + "$M1", mi.getClassname());
  assertEquals("macka#()V", mi.getCleanSignature());
  assertEquals("()void", mi.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M1", mi.getDeclaredClassName());
  assertEquals("()V", mi.getDescription());
  assertNull(mi.getExceptions());
  assertEquals("macka", mi.getMethodName());
  assertEquals('V', mi.getReturnType().getOpcode());
  assertEquals("void", mi.getReturnType().getType());
  assertEquals("V", mi.getReturnType().getName());
  assertEquals("V", mi.getReturnType().getRawName());
}

switch (methodInfo.getReturnType().getOpcode()) {
  case 'V':
    mv.visitInsn(ACONST_NULL);

@Test
void testMethodSignature12() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M12.class);
  assertEquals(1, msv.getArgumentsCount());
  assertEquals(CLASS_NAME + "$Tupel<java.util.List<java.lang.Integer>, java.lang.Integer>", msv.getArgument(1).getType());
  assertEquals(L_CLASS_SIGNATURE + "$Tupel;", msv.getArgument(1).getName());
  assertEquals(L_CLASS_SIGNATURE + "$Tupel;", msv.getArgument(1).getRawName());
  assertEquals('L', msv.getArgument(1).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M12", msv.getClassname());
  assertEquals("macka#(" + L_CLASS_SIGNATURE + "$Tupel;)Ljava/util/Map;", msv.getCleanSignature());
  assertEquals("(" + CLASS_NAME + "$Tupel<java.util.List<java.lang.Integer>, java.lang.Integer>)java.util.Map<java.util.Map<java.util.Set<java.lang.Integer>, java.lang.Long>, java.lang.Byte>", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M12", msv.getDeclaredClassName());
  assertEquals("(" + L_CLASS_SIGNATURE + "$Tupel;)Ljava/util/Map;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('L', msv.getReturnType().getOpcode());
  assertEquals("java.util.Map<java.util.Map<java.util.Set<java.lang.Integer>, java.lang.Long>, java.lang.Byte>", msv.getReturnType().getType());
  assertEquals("Ljava/util/Map;", msv.getReturnType().getName());
  assertEquals("Ljava/util/Map;", msv.getReturnType().getRawName());
}

@Test
void testMethodSignature11() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M11.class);
  assertEquals(1, msv.getArgumentsCount());
  assertEquals("java.util.Set<java.util.List<java.util.Map<java.lang.String, java.lang.Object>>>", msv.getArgument(1).getType());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getName());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getRawName());
  assertEquals('L', msv.getArgument(1).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M11", msv.getClassname());
  assertEquals("macka#(Ljava/util/Set;)Ljava/util/List;", msv.getCleanSignature());
  assertEquals("(java.util.Set<java.util.List<java.util.Map<java.lang.String, java.lang.Object>>>)java.util.List<java.util.Map<java.lang.String, java.lang.Object>>", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M11", msv.getDeclaredClassName());
  assertEquals("(Ljava/util/Set;)Ljava/util/List;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('L', msv.getReturnType().getOpcode());
  assertEquals("java.util.List<java.util.Map<java.lang.String, java.lang.Object>>", msv.getReturnType().getType());
  assertEquals("Ljava/util/List;", msv.getReturnType().getName());
  assertEquals("Ljava/util/List;", msv.getReturnType().getRawName());
}

assertEquals("(java.lang.String)java.lang.String", mi.getDeclaration());
assertEquals("(Ljava/lang/String;)Ljava/lang/String;", mi.getDescription());
assertEquals("java.lang.String", mi.getReturnType().getType());
assertEquals("Ljava/lang/String;", mi.getReturnType().getName());

@Test
void testMethodSignature4() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M4.class);
  assertEquals(2, msv.getArgumentsCount());
  assertEquals("java.lang.Long[]", msv.getArgument(1).getType());
  assertEquals("[L" + SIGNATURE_JAVA_LANG_LONG + ";", msv.getArgument(1).getName());
  assertEquals("[L" + SIGNATURE_JAVA_LANG_LONG + ";", msv.getArgument(1).getRawName());
  assertEquals('[', msv.getArgument(1).getOpcode());
  assertEquals("double[]", msv.getArgument(2).getType());
  assertEquals("[D", msv.getArgument(2).getName());
  assertEquals("[D", msv.getArgument(2).getRawName());
  assertEquals('[', msv.getArgument(2).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M4", msv.getClassname());
  assertEquals("macka#([L" + SIGNATURE_JAVA_LANG_LONG + ";[D)[" + L_CLASS_SIGNATURE + "$M4;", msv.getCleanSignature());
  assertEquals("(java.lang.Long[], double[])jodd.proxetta.MethodSignatureVisitorTest$M4[]", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M4", msv.getDeclaredClassName());
  assertEquals("([Ljava/lang/Long;[D)[Ljodd/proxetta/MethodSignatureVisitorTest$M4;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('[', msv.getReturnType().getOpcode());
  assertEquals("jodd.proxetta.MethodSignatureVisitorTest$M4[]", msv.getReturnType().getType());
  assertEquals("[Ljodd/proxetta/MethodSignatureVisitorTest$M4;", msv.getReturnType().getName());
  assertEquals("[Ljodd/proxetta/MethodSignatureVisitorTest$M4;", msv.getReturnType().getRawName());
}

@Test
void testMethodSignature5() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M5.class);
  assertEquals(2, msv.getArgumentsCount());
  assertEquals("java.util.Set<Gen>", msv.getArgument(1).getType());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getName());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getRawName());
  assertEquals('L', msv.getArgument(1).getOpcode());
  assertEquals("T[]", msv.getArgument(2).getType());
  assertEquals("[T", msv.getArgument(2).getName());
  assertEquals("[Ljava/lang/Object;", msv.getArgument(2).getRawName());
  assertEquals('[', msv.getArgument(2).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M5", msv.getClassname());
  assertEquals("macka#(Ljava/util/Set;[Ljava/lang/Object;)Ljava/util/List;", msv.getCleanSignature());
  assertEquals("(java.util.Set<Gen>, T[])java.util.List<Gen>", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M5", msv.getDeclaredClassName());
  assertEquals("(Ljava/util/Set;[Ljava/lang/Object;)Ljava/util/List;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('L', msv.getReturnType().getOpcode());
  assertEquals("java.util.List<Gen>", msv.getReturnType().getType());
  assertEquals("Ljava/util/List;", msv.getReturnType().getName());
  assertEquals("Ljava/util/List;", msv.getReturnType().getRawName());
}

@Test
void testMethodSignature2() throws IOException {
  MethodInfo mi = getMethodSignatureForSingleMethod(M2.class);
  assertEquals(2, mi.getArgumentsCount());
  assertEquals("long", mi.getArgument(1).getType());
  assertEquals("J", mi.getArgument(1).getName());
  assertEquals("J", mi.getArgument(1).getRawName());
  assertEquals('J', mi.getArgument(1).getOpcode());
  assertEquals("double", mi.getArgument(2).getType());
  assertEquals("D", mi.getArgument(2).getName());
  assertEquals("D", mi.getArgument(2).getRawName());
  assertEquals('D', mi.getArgument(2).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M2", mi.getClassname());
  assertEquals("macka#(JD)I", mi.getCleanSignature());
  assertEquals("(long, double)int", mi.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M2", mi.getDeclaredClassName());
  assertEquals("(JD)I", mi.getDescription());
  assertNull(mi.getExceptions());
  assertEquals("macka", mi.getMethodName());
  assertEquals('I', mi.getReturnType().getOpcode());
  assertEquals("int", mi.getReturnType().getType());
  assertEquals("I", mi.getReturnType().getName());
  assertEquals("I", mi.getReturnType().getRawName());
}

@Test
void testMethodSignature3() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M3.class);
  assertEquals(2, msv.getArgumentsCount());
  assertEquals("java.lang.Long", msv.getArgument(1).getType());
  assertEquals("L" + SIGNATURE_JAVA_LANG_LONG + ";", msv.getArgument(1).getName());
  assertEquals("L" + SIGNATURE_JAVA_LANG_LONG + ";", msv.getArgument(1).getRawName());
  assertEquals('L', msv.getArgument(1).getOpcode());
  assertEquals("java.lang.Double", msv.getArgument(2).getType());
  assertEquals("L" + SIGNATURE_JAVA_LANG_DOUBLE + ";", msv.getArgument(2).getName());
  assertEquals("L" + SIGNATURE_JAVA_LANG_DOUBLE + ";", msv.getArgument(2).getRawName());
  assertEquals('L', msv.getArgument(2).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M3", msv.getClassname());
  assertEquals("macka#(L" + SIGNATURE_JAVA_LANG_LONG + ";L" + SIGNATURE_JAVA_LANG_DOUBLE + ";)L" + SIGNATURE_JAVA_LANG_INTEGER + ";", msv.getCleanSignature());
  assertEquals("(java.lang.Long, java.lang.Double)java.lang.Integer", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M3", msv.getDeclaredClassName());
  assertEquals("(Ljava/lang/Long;Ljava/lang/Double;)Ljava/lang/Integer;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('L', msv.getReturnType().getOpcode());
  assertEquals("java.lang.Integer", msv.getReturnType().getType());
  assertEquals("Ljava/lang/Integer;", msv.getReturnType().getName());
  assertEquals("Ljava/lang/Integer;", msv.getReturnType().getRawName());
}

@Test
void testMethodSignature7() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M7.class);
  assertEquals(2, msv.getArgumentsCount());
  assertEquals("java.util.Set<Gen>", msv.getArgument(1).getType());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getName());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getRawName());
  assertEquals('L', msv.getArgument(1).getOpcode());
  assertEquals("T[]", msv.getArgument(2).getType());
  assertEquals("[T", msv.getArgument(2).getName());
  assertEquals("[Ljava/lang/Object;", msv.getArgument(2).getRawName());
  assertEquals('[', msv.getArgument(2).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M7", msv.getClassname());
  assertEquals("macka#(Ljava/util/Set;[Ljava/lang/Object;)[Ljava/lang/Object;", msv.getCleanSignature());
  assertEquals("<T>(java.util.Set<Gen>, T[])T[]", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M7", msv.getDeclaredClassName());
  assertEquals("(Ljava/util/Set;[Ljava/lang/Object;)[Ljava/lang/Object;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('[', msv.getReturnType().getOpcode());
  assertEquals("T[]", msv.getReturnType().getType());
  assertEquals("[T", msv.getReturnType().getName());
  assertEquals("[Ljava/lang/Object;", msv.getReturnType().getRawName());
}

@Test
void testMethodSignature6() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M6.class);
  assertEquals(2, msv.getArgumentsCount());
  assertEquals("java.util.Set<Gen>", msv.getArgument(1).getType());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getName());
  assertEquals("Ljava/util/Set;", msv.getArgument(1).getRawName());
  assertEquals('L', msv.getArgument(1).getOpcode());
  assertEquals("Tuta[]", msv.getArgument(2).getType());
  assertEquals("[Tuta", msv.getArgument(2).getName());
  assertEquals("[Ljava/lang/Object;", msv.getArgument(2).getRawName());
  assertEquals('[', msv.getArgument(2).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M6", msv.getClassname());
  assertEquals("macka#(Ljava/util/Set;[Ljava/lang/Object;)[Ljava/lang/Object;", msv.getCleanSignature());
  assertEquals("(java.util.Set<Gen>, Tuta[])Gen[]", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M6", msv.getDeclaredClassName());
  assertEquals("(Ljava/util/Set;[Ljava/lang/Object;)[Ljava/lang/Object;", msv.getDescription());
  assertNull(msv.getExceptions());
  assertEquals("macka", msv.getMethodName());
  assertEquals('[', msv.getReturnType().getOpcode());
  assertEquals("Gen[]", msv.getReturnType().getType());
  assertEquals("[Gen", msv.getReturnType().getName());
  assertEquals("[Ljava/lang/Object;", msv.getReturnType().getRawName());
}

switch (methodInfo.getReturnType().getOpcode()) {
  case 'V':
    if (isLast) {

/**
 * Returns <code>true</code> if method has a return type.
 */
default boolean hasReturnValue() {
  return getReturnType().getOpcode() != AsmUtil.TYPE_VOID;
}

  @Override
  public boolean apply(MethodInfo methodInfo) {
    if (methodInfo.getReturnType().equals(String.class.getName())) {
      return false;
    }
    return super.apply(methodInfo);
  }
});

/**
 * Returns <code>true</code> if method's return type is <code>void</code>.
 */
default boolean hasNoReturnValue() {
  return getReturnType().getOpcode() == AsmUtil.TYPE_VOID;
}

Javadoc

Returns java-like return type.

Popular methods of MethodInfo

getArgumentsCount
Returns number of method arguments.
getMethodName
Returns method name.
getArgument
Returns methods argument (1-indexed).
isPublicMethod
Returns true if method is public.
getAnnotations
Returns annotation infos, if there is any.
getClassname
Returns bytecode-like class name.
getDeclaredClassName
Returns declared class name for inner methods or #getClassname() for top-level methods.
getSignature
Returns java-like method signature.
isTopLevelMethod
Returns true if method is declared in top-level class.
getAccessFlags
Returns methods access flags.
getClassInfo
Returns target jodd.proxetta.ClassInfo.
getDescription
Returns bytecode-like method description.

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How to use getReturnTypemethodin jodd.proxetta.MethodInfo

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How to use
getReturnType
method
in
jodd.proxetta.MethodInfo