jodd.proxetta.TypeInfo.getOpcode java code examples

/**
 * 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;
}

public static void loadMethodArgumentClass(final MethodVisitor mv, final MethodInfo methodInfo, final int index) {
  TypeInfo argument = methodInfo.getArgument(index);
  loadClass(mv, argument.getOpcode(), argument.getRawName());
}

public static void storeMethodArgumentFromObject(final MethodVisitor mv, final MethodInfo methodInfo, final int index) {
  int type = methodInfo.getArgument(index).getOpcode();
  int offset = methodInfo.getArgumentOffset(index);
  storeValue(mv, offset, type);
}

/**
 * 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());
}

/**
 * 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
  }));
}

/**
 * Stores one argument. Index is 1-based. No conversion occurs.
 */
public static void storeMethodArgument(final MethodVisitor mv, final MethodInfo methodInfo, final int index) {
  int offset = methodInfo.getArgumentOffset(index);
  int type = methodInfo.getArgument(index).getOpcode();
  switch (type) {
    case 'V':
      break;
    case 'B':
    case 'C':
    case 'S':
    case 'I':
    case 'Z':
      mv.visitVarInsn(ISTORE, offset); break;
    case 'J':
      mv.visitVarInsn(LSTORE, offset); break;
    case 'F':
      mv.visitVarInsn(FSTORE, offset); break;
    case 'D':
      mv.visitVarInsn(DSTORE, offset); break;
    default:
      mv.visitVarInsn(ASTORE, offset);
  }
}

/**
 * Loads one argument. Index is 1-based. No conversion occurs.
 */
public static void loadMethodArgument(final MethodVisitor mv, final MethodInfo methodInfo, final int index) {
  int offset = methodInfo.getArgumentOffset(index);
  int type = methodInfo.getArgument(index).getOpcode();
  switch (type) {
    case 'V':
      break;
    case 'B':
    case 'C':
    case 'S':
    case 'I':
    case 'Z':
      mv.visitVarInsn(ILOAD, offset);
      break;
    case 'J':
      mv.visitVarInsn(LLOAD, offset);
      break;
    case 'F':
      mv.visitVarInsn(FLOAD, offset);
      break;
    case 'D':
      mv.visitVarInsn(DLOAD, offset);
      break;
    default:
      mv.visitVarInsn(ALOAD, offset);
  }
}

public static void castToReturnType(final MethodVisitor mv, final MethodInfo methodInfo) {
  final String returnType;
  char returnOpcodeType = methodInfo.getReturnType().getOpcode();

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

@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 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());
}

@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 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());
}

@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 testMethodSignature9() throws IOException {
  MethodInfo msv = getMethodSignatureForSingleMethod(M9.class);
  assertEquals(1, msv.getArgumentsCount());
  assertEquals("java.lang.String[]", msv.getArgument(1).getType());
  assertEquals("[Ljava/lang/String;", msv.getArgument(1).getName());
  assertEquals("[Ljava/lang/String;", msv.getArgument(1).getRawName());
  assertEquals('[', msv.getArgument(1).getOpcode());
  assertEquals(CLASS_SIGNATURE + "$M9", msv.getClassname());
  assertEquals("main#([Ljava/lang/String;)V", msv.getCleanSignature());
  assertEquals("(java.lang.String[])void", msv.getDeclaration());
  assertEquals(CLASS_SIGNATURE + "$M9", msv.getDeclaredClassName());
  assertEquals("([Ljava/lang/String;)V", msv.getDescription());
  assertEquals("main", msv.getMethodName());
}

@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());
}

Javadoc

Returns bytecode opcode.

Popular methods of TypeInfo

getName
Returns bytecode-like type name, e.g. "Ljava/lang/Integer;". Note that generics type names are not r
getRawName
Returns bytecode-like type name, e.g. "Ljava/lang/Integer;".
getType
Returns java-like, e.g. "java.lang.Integer".
getAnnotations
Returns annotation info of type. SOme types (like for returning value) can't have annotation informa

Popular in Java

Running tasks concurrently on multiple threads
putExtra (Intent)
requestLocationUpdates (LocationManager)
notifyDataSetChanged (ArrayAdapter)
Point (java.awt)
A point representing a location in (x,y) coordinate space, specified in integer precision.
InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the source input stream is
ByteBuffer (java.nio)
A buffer for bytes. A byte buffer can be created in either one of the following ways: * #allocate
Path (java.nio.file)
Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods such as String#matches
Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations. The following exampl
Best IntelliJ plugins

How to use getOpcodemethodin jodd.proxetta.TypeInfo

Best Java code snippets using jodd.proxetta.TypeInfo.getOpcode (Showing top 20 results out of 315)

How to use
getOpcode
method
in
jodd.proxetta.TypeInfo