Java Code Examples for org.objectweb.asm.Type#getClassName()

The following examples show how to use org.objectweb.asm.Type#getClassName() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: ClassDependenciesAnalyzer.java From pushfish-android with BSD 2-Clause "Simplified" License

6 votes

private List<String> getClassDependencies(ClassRelevancyFilter filter, ClassReader reader) {
    List<String> out = new LinkedList<String>();
    char[] charBuffer = new char[reader.getMaxStringLength()];
    for (int i = 1; i < reader.getItemCount(); i++) {
        int itemOffset = reader.getItem(i);
        if (itemOffset > 0 && reader.readByte(itemOffset - 1) == 7) {
            // A CONSTANT_Class entry, read the class descriptor
            String classDescriptor = reader.readUTF8(itemOffset, charBuffer);
            Type type = Type.getObjectType(classDescriptor);
            while (type.getSort() == Type.ARRAY) {
                type = type.getElementType();
            }
            if (type.getSort() != Type.OBJECT) {
                // A primitive type
                continue;
            }
            String name = type.getClassName();
            if (filter.isRelevant(name)) {
                out.add(name);
            }
        }
    }
    return out;
}

Example 2

Source File: ClassDependenciesAnalyzer.java From Pushjet-Android with BSD 2-Clause "Simplified" License

6 votes

private List<String> getClassDependencies(ClassRelevancyFilter filter, ClassReader reader) {
    List<String> out = new LinkedList<String>();
    char[] charBuffer = new char[reader.getMaxStringLength()];
    for (int i = 1; i < reader.getItemCount(); i++) {
        int itemOffset = reader.getItem(i);
        if (itemOffset > 0 && reader.readByte(itemOffset - 1) == 7) {
            // A CONSTANT_Class entry, read the class descriptor
            String classDescriptor = reader.readUTF8(itemOffset, charBuffer);
            Type type = Type.getObjectType(classDescriptor);
            while (type.getSort() == Type.ARRAY) {
                type = type.getElementType();
            }
            if (type.getSort() != Type.OBJECT) {
                // A primitive type
                continue;
            }
            String name = type.getClassName();
            if (filter.isRelevant(name)) {
                out.add(name);
            }
        }
    }
    return out;
}

Example 3

Source File: ClassScanner.java From forbidden-apis with Apache License 2.0

6 votes

String checkClassUse(Type type, String what, boolean deep, String origInternalName) {
  while (type.getSort() == Type.ARRAY) {
    type = type.getElementType(); // unwrap array
  }
  if (type.getSort() != Type.OBJECT) {
    return null; // we don't know this type, just pass!
  }
  final String printout = forbiddenSignatures.checkType(type);
  if (printout != null) {
    return String.format(Locale.ENGLISH, "Forbidden %s use: %s", what, printout);
  }
  if (deep && forbidNonPortableRuntime) {
    final String binaryClassName = type.getClassName();
    final ClassSignature c = lookup.lookupRelatedClass(type.getInternalName(), origInternalName);
    if (c != null && c.isRuntimeClass && !AsmUtils.isPortableRuntimeClass(binaryClassName)) {
      return String.format(Locale.ENGLISH,
        "Forbidden %s use: %s [non-portable or internal runtime class]",
        what, binaryClassName
      );
    }
  }
  return null;
}

Example 4

Source File: SignaturePrinter.java From Mixin with MIT License

6 votes

/**
 * Get the source code name for the specified type
 * 
 * @param type Type to generate a friendly name for
 * @param box True to return the equivalent boxing type for primitives
 * @param fullyQualified fully-qualify class names 
 * @return String representation of the specified type, eg "int" for an
 *         integer primitive or "String" for java.lang.String
 */
public static String getTypeName(Type type, boolean box, boolean fullyQualified) {
    if (type == null) {
        return "{null?}";
    }
    switch (type.getSort()) {
        case Type.VOID:    return box ? "Void"      : "void";
        case Type.BOOLEAN: return box ? "Boolean"   : "boolean";
        case Type.CHAR:    return box ? "Character" : "char";
        case Type.BYTE:    return box ? "Byte"      : "byte";
        case Type.SHORT:   return box ? "Short"     : "short";
        case Type.INT:     return box ? "Integer"   : "int";
        case Type.FLOAT:   return box ? "Float"     : "float";
        case Type.LONG:    return box ? "Long"      : "long";
        case Type.DOUBLE:  return box ? "Double"    : "double";
        case Type.ARRAY:   return SignaturePrinter.getTypeName(type.getElementType(), box, fullyQualified) + SignaturePrinter.arraySuffix(type);
        case Type.OBJECT:
            String typeName = type.getClassName();
            if (!fullyQualified) {
                typeName = typeName.substring(typeName.lastIndexOf('.') + 1);
            }
            return typeName;
        default:
            return "Object";
    }
}

Example 5

Source File: ASMUtils.java From radon with GNU General Public License v3.0

6 votes

public static int getVarOpcode(Type type, boolean store) {
    switch (type.getSort()) {
        case Type.BOOLEAN:
        case Type.CHAR:
        case Type.BYTE:
        case Type.SHORT:
        case Type.INT:
            return store ? Opcodes.ISTORE : Opcodes.ILOAD;
        case Type.FLOAT:
            return store ? Opcodes.FSTORE : Opcodes.FLOAD;
        case Type.LONG:
            return store ? Opcodes.LSTORE : Opcodes.LLOAD;
        case Type.DOUBLE:
            return store ? Opcodes.DSTORE : Opcodes.DLOAD;
        case Type.ARRAY:
        case Type.OBJECT:
            return store ? Opcodes.ASTORE : Opcodes.ALOAD;
        default:
            throw new AssertionError("Unknown type: " + type.getClassName());
    }
}

Example 6

Source File: ASMUtils.java From radon with GNU General Public License v3.0

6 votes

public static int getReturnOpcode(Type type) {
    switch (type.getSort()) {
        case Type.BOOLEAN:
        case Type.CHAR:
        case Type.BYTE:
        case Type.SHORT:
        case Type.INT:
            return Opcodes.IRETURN;
        case Type.FLOAT:
            return Opcodes.FRETURN;
        case Type.LONG:
            return Opcodes.LRETURN;
        case Type.DOUBLE:
            return Opcodes.DRETURN;
        case Type.ARRAY:
        case Type.OBJECT:
            return Opcodes.ARETURN;
        case Type.VOID:
            return Opcodes.RETURN;
        default:
            throw new AssertionError("Unknown type sort: " + type.getClassName());
    }
}

Example 7

Source File: MethodInfo.java From java-almanac with Creative Commons Attribution Share Alike 4.0 International

6 votes

public String getParameterDeclaration(String sep, boolean simpleTypeNames) {
	final StringBuilder result = new StringBuilder();
	final Type[] arguments = Type.getArgumentTypes(getDesc());
	boolean comma = false;
	for (final Type arg : arguments) {
		if (comma) {
			result.append(sep);
		} else {
			comma = true;
		}
		String name = arg.getClassName();
		if (simpleTypeNames) {
			name = getSimpleTypeName(name);
		}
		name = name.replace('$', '.');
		result.append(name);
	}
	if ((getAccess() & Opcodes.ACC_VARARGS) != 0) {
		result.setLength(result.length() - 2);
		result.append("...");
	}
	return result.toString();
}

Example 8

Source File: ReflectiveFunctorFactory.java From maple-ir with GNU General Public License v3.0

6 votes

@Override
public EvaluationFunctor<Number> negate(Type t) {
	String name = "NEG" + t.getClassName();
	
	if(cache.containsKey(name)) {
		return _get(name);
	}
	
	String desc = ("(" + t.getDescriptor() + ")" + t.getDescriptor());
	MethodNode m = makeBase(name, desc);
	
	InsnList insns = new InsnList();
	{
		insns.add(new VarInsnNode(TypeUtils.getVariableLoadOpcode(t), 0));
		insns.add(new InsnNode(TypeUtils.getNegateOpcode(t)));
		insns.add(new InsnNode(TypeUtils.getReturnOpcode(t)));
		m.node.instructions = insns;
	}
	
	return buildBridge(m);
}

Example 9

Source File: ReflectiveFunctorFactory.java From maple-ir with GNU General Public License v3.0

6 votes

@Override
public EvaluationFunctor<Number> cast(Type from, Type to) {
	String name = "CASTFROM" + from.getClassName() + "TO" + to.getClassName();
	
	if(cache.containsKey(name)) {
		return _get(name);
	}

	String desc = ("(" + from.getDescriptor() + ")" + to.getDescriptor());
	MethodNode m = makeBase(name, desc);
	
	InsnList insns = new InsnList();
	{
		insns.add(new VarInsnNode(TypeUtils.getVariableLoadOpcode(from), 0));
		cast(insns, from, to);
		insns.add(new InsnNode(TypeUtils.getReturnOpcode(to)));
		m.node.instructions = insns;
	}
	
	return buildBridge(m);
}

Example 10

Source File: RefVerifier.java From CodenameOne with GNU General Public License v2.0

6 votes

private void checkClassName(String className) {
	Type t = Type.getType(className);
	String name;

	switch (t.getSort()) {
	case Type.ARRAY:
		t = t.getElementType();
		if (t.getSort() != Type.OBJECT) {
			return;
		}

		// fall through to object processing
	case Type.OBJECT:
		name = t.getClassName();
		break;
	default:
		return;
	}
	
	checkSimpleClassName(name);
}

Example 11

Source File: DefaultClassDependenciesAnalyzer.java From pushfish-android with BSD 2-Clause "Simplified" License

6 votes

private Set<String> getClassDependencies(ClassRelevancyFilter filter, ClassReader reader) {
    Set<String> out = new HashSet<String>();
    char[] charBuffer = new char[reader.getMaxStringLength()];
    for (int i = 1; i < reader.getItemCount(); i++) {
        int itemOffset = reader.getItem(i);
        if (itemOffset > 0 && reader.readByte(itemOffset - 1) == 7) {
            // A CONSTANT_Class entry, read the class descriptor
            String classDescriptor = reader.readUTF8(itemOffset, charBuffer);
            Type type = Type.getObjectType(classDescriptor);
            while (type.getSort() == Type.ARRAY) {
                type = type.getElementType();
            }
            if (type.getSort() != Type.OBJECT) {
                // A primitive type
                continue;
            }
            String name = type.getClassName();
            if (filter.isRelevant(name)) {
                out.add(name);
            }
        }
    }
    return out;
}

Example 12

Source File: TypeUtils.java From cglib with Apache License 2.0

5 votes

public static String getClassName(Type type) {
    if (isPrimitive(type)) {
        return (String)rtransforms.get(type.getDescriptor());
    } else if (isArray(type)) {
        return getClassName(getComponentType(type)) + "[]";
    } else {
        return type.getClassName();
    }
}

Example 13

Source File: ConstantTracker.java From zelixkiller with GNU General Public License v3.0

5 votes

@Override
public String toString() {
	Type t = type.getType();
	if (t == null)
		return "uninitialized";
	String typeName = type == BasicValue.REFERENCE_VALUE ? "a reference type" : t.getClassName();
	return this == NULL ? "null" : value == null ? "unknown value of " + typeName : value + " (" + typeName + ")";
}

Example 14

Source File: JavaUtil.java From blazer with GNU General Public License v3.0

5 votes

public static String retrieveCanonicalNameFromClass(File classFile) throws FileNotFoundException, IOException {

        ClassNode classNode = new ClassNode();
        InputStream classFileInputStream = new FileInputStream(classFile);
        try {
            ClassReader classReader = new ClassReader(classFileInputStream);
            classReader.accept((ClassVisitor) classNode, 0);
        } finally {
            classFileInputStream.close();
        }

        Type classType = Type.getObjectType(classNode.name);
        return classType.getClassName();
    }

Example 15

Source File: ABICompilerMethodVisitor.java From AVM with MIT License

5 votes

private void checkArgumentsAndReturnType() {
    for (Type type : Type.getArgumentTypes(this.methodDescriptor)) {
        if(!ABIUtils.isAllowedType(type)) {
            throw new ABICompilerException(
                type.getClassName() + " is not an allowed parameter type", methodName);
        }
    }
    Type returnType = Type.getReturnType(methodDescriptor);
    if(!ABIUtils.isAllowedType(returnType) && returnType != Type.VOID_TYPE) {
        throw new ABICompilerException(
            returnType.getClassName() + " is not an allowed return type", methodName);
    }
}

Example 16

Source File: CheckParserUsagesDT.java From sql-layer with GNU Affero General Public License v3.0

5 votes

public static String typeToString(Type type) {
    String className = type.getClassName();
    if (type.getSort() == Type.OBJECT) {
        className = className.substring(className.lastIndexOf('.')+1);
    }
    return className;
}

Example 17

Source File: SimpleTypeTextifier.java From es6draft with MIT License

5 votes

private String getDescriptor(Type type) {
    if (type.getSort() == Type.OBJECT) {
        String name = type.getInternalName();
        int index = name.lastIndexOf('/');
        return name.substring(index + 1);
    }
    if (type.getSort() == Type.ARRAY) {
        StringBuilder sb = new StringBuilder(getDescriptor(type.getElementType()));
        for (int dim = type.getDimensions(); dim > 0; --dim) {
            sb.append("[]");
        }
        return sb.toString();
    }
    return type.getClassName();
}

Example 18

Source File: SubClassCreator.java From openpojo with Apache License 2.0

4 votes

private String getReturnTypeClass(String desc) {
  Type type = Type.getReturnType(desc);
  return type.getClassName();
}

Example 19

Source File: ReflectiveFunctorFactory.java From maple-ir with GNU General Public License v3.0

4 votes

@Override
public EvaluationFunctor<Boolean> branch(Type lt, Type rt, ConditionalJumpStmt.ComparisonType type) {
	Type opType = TypeUtils.resolveBinOpType(lt, rt);
	String name = lt.getClassName() + type.name() + rt.getClassName() + "OPTYPE" + opType.getClassName() + "RETbool";

	String desc = "(" + lt.getDescriptor() + rt.getDescriptor() + ")Z";

	if(cache.containsKey(name)) {
		return _get(name);
	}

	MethodNode m = makeBase(name, desc);
	{
		InsnList insns = new InsnList();
		
		insns.add(new VarInsnNode(TypeUtils.getVariableLoadOpcode(lt), 0));
		cast(insns, lt, opType);
		insns.add(new VarInsnNode(TypeUtils.getVariableLoadOpcode(rt), lt.getSize()));
		cast(insns, rt, opType);
		

		LabelNode trueSuccessor = new LabelNode();
		
		if (opType == Type.INT_TYPE) {
			insns.add(new JumpInsnNode(Opcodes.IF_ICMPEQ + type.ordinal(), trueSuccessor));
		} else if (opType == Type.LONG_TYPE) {
			insns.add(new InsnNode(Opcodes.LCMP));
			insns.add(new JumpInsnNode(Opcodes.IFEQ + type.ordinal(), trueSuccessor));
		} else if (opType == Type.FLOAT_TYPE) {
			insns.add(new InsnNode((type == ConditionalJumpStmt.ComparisonType.LT || type == ConditionalJumpStmt.ComparisonType.LE) ? Opcodes.FCMPL : Opcodes.FCMPG));
			insns.add(new JumpInsnNode(Opcodes.IFEQ + type.ordinal(), trueSuccessor));
		} else if (opType == Type.DOUBLE_TYPE) {
			insns.add(new InsnNode((type == ConditionalJumpStmt.ComparisonType.LT || type == ConditionalJumpStmt.ComparisonType.LE) ? Opcodes.DCMPL : Opcodes.DCMPG));
			insns.add(new JumpInsnNode(Opcodes.IFEQ + type.ordinal(), trueSuccessor));
		} else {
			throw new IllegalArgumentException(opType.toString());
		}
		
		branchReturn(insns, trueSuccessor);
		
		m.node.instructions = insns;
	}
	
	return buildBridge(m);
}

Example 20

Source File: TypeNameUtil.java From depan with Apache License 2.0

3 votes

/**
 * Convert class and field {@link Type} references to it's fully-qualified
 * name.  The class's implemented interfaces should get the fully-qualified
 * name via {@link #getFullyQualifiedInterfaceName(Type)}.
 * 
 * @param type {@code Type} used in a reference
 * @return fully qualified name for {@code Type} 
 */
public static String getFullyQualifiedTypeName(Type type) {
  if (type.getSort() == Type.ARRAY) {
    return Type.getType(type.toString().replaceAll("^\\[*", ""))
        .getClassName();
  }
  return type.getClassName();
}