sun.reflect.ConstantPool Java Examples
The following examples show how to use
sun.reflect.ConstantPool.
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Example #1
Source File: AnnotationParser.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
private static Object parseBooleanArray(int length, ByteBuffer buf, ConstantPool constPool) { boolean[] result = new boolean[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'Z') { int index = buf.getShort() & 0xFFFF; result[i] = (constPool.getIntAt(index) != 0); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #2
Source File: AnnotationParser.java From openjdk-8 with GNU General Public License v2.0 | 6 votes |
private static Object parseClassArray(int length, ByteBuffer buf, ConstantPool constPool, Class<?> container) { Object[] result = new Class<?>[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'c') { result[i] = parseClassValue(buf, constPool, container); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #3
Source File: TypeAnnotationParser.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 6 votes |
/** * Build an AnnotatedType from the parameters supplied. * * This method and {@code buildAnnotatedTypes} are probably * the entry points you are looking for. * * @param rawAnnotations the byte[] encoding of all type annotations on this declaration * @param cp the ConstantPool needed to parse the embedded Annotation * @param decl the declaration this type annotation is on * @param container the Class this type annotation is on (may be the same as decl) * @param type the type the AnnotatedType corresponds to * @param filter the type annotation targets included in this AnnotatedType */ public static AnnotatedType buildAnnotatedType(byte[] rawAnnotations, ConstantPool cp, AnnotatedElement decl, Class<?> container, Type type, TypeAnnotationTarget filter) { TypeAnnotation[] tas = parseTypeAnnotations(rawAnnotations, cp, decl, container); List<TypeAnnotation> l = new ArrayList<>(tas.length); for (TypeAnnotation t : tas) { TypeAnnotationTargetInfo ti = t.getTargetInfo(); if (ti.getTarget() == filter) l.add(t); } TypeAnnotation[] typeAnnotations = l.toArray(EMPTY_TYPE_ANNOTATION_ARRAY); return AnnotatedTypeFactory.buildAnnotatedType(type, LocationInfo.BASE_LOCATION, typeAnnotations, typeAnnotations, decl); }
Example #4
Source File: AnnotationParser.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
private static Annotation[][] parseParameterAnnotations2( byte[] rawAnnotations, ConstantPool constPool, Class<?> container) { ByteBuffer buf = ByteBuffer.wrap(rawAnnotations); int numParameters = buf.get() & 0xFF; Annotation[][] result = new Annotation[numParameters][]; for (int i = 0; i < numParameters; i++) { int numAnnotations = buf.getShort() & 0xFFFF; List<Annotation> annotations = new ArrayList<Annotation>(numAnnotations); for (int j = 0; j < numAnnotations; j++) { Annotation a = parseAnnotation(buf, constPool, container, false); if (a != null) { AnnotationType type = AnnotationType.getInstance( a.annotationType()); if (type.retention() == RetentionPolicy.RUNTIME) annotations.add(a); } } result[i] = annotations.toArray(EMPTY_ANNOTATIONS_ARRAY); } return result; }
Example #5
Source File: AnnotationParser.java From java-n-IDE-for-Android with Apache License 2.0 | 6 votes |
/** * Parses the enum constant member value at the current position in the * specified byte buffer, resolving constant references in the specified * constant pool. The cursor of the byte buffer must point to a * "enum_const_value structure" as described in the * RuntimeVisibleAnnotations_attribute: * * { * u2 type_name_index; * u2 const_name_index; * } enum_const_value; */ private static Object parseEnumValue(Class enumType, ByteBuffer buf, ConstantPool constPool, Class container) { int typeNameIndex = buf.getShort() & 0xFFFF; String typeName = constPool.getUTF8At(typeNameIndex); int constNameIndex = buf.getShort() & 0xFFFF; String constName = constPool.getUTF8At(constNameIndex); if (!typeName.endsWith(";")) { // support now-obsolete early jsr175-format class files. if (!enumType.getName().equals(typeName)) return new AnnotationTypeMismatchExceptionProxy( typeName + "." + constName); } else if (enumType != parseSig(typeName, container)) { return new AnnotationTypeMismatchExceptionProxy( typeName + "." + constName); } try { return Enum.valueOf(enumType, constName); } catch(IllegalArgumentException e) { return new EnumConstantNotPresentExceptionProxy( (Class<? extends Enum>)enumType, constName); } }
Example #6
Source File: AnnotationParser.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
private static Object parseIntArray(int length, ByteBuffer buf, ConstantPool constPool) { int[] result = new int[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'I') { int index = buf.getShort() & 0xFFFF; result[i] = constPool.getIntAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #7
Source File: AnnotationParser.java From openjdk-8-source with GNU General Public License v2.0 | 6 votes |
private static Object parseCharArray(int length, ByteBuffer buf, ConstantPool constPool) { char[] result = new char[length]; boolean typeMismatch = false; byte tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'C') { int index = buf.getShort() & 0xFFFF; result[i] = (char) constPool.getIntAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #8
Source File: AnnotationParser.java From jdk8u_jdk with GNU General Public License v2.0 | 6 votes |
private static Object parseByteArray(int length, ByteBuffer buf, ConstantPool constPool) { byte[] result = new byte[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'B') { int index = buf.getShort() & 0xFFFF; result[i] = (byte) constPool.getIntAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #9
Source File: AnnotationParser.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
private static Object parseBooleanArray(int length, ByteBuffer buf, ConstantPool constPool) { boolean[] result = new boolean[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'Z') { int index = buf.getShort() & 0xFFFF; result[i] = (constPool.getIntAt(index) != 0); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #10
Source File: TypeAnnotationParser.java From openjdk-8 with GNU General Public License v2.0 | 6 votes |
/** * Build an array of AnnotatedTypes for the class decl's implemented * interfaces. * * @param rawAnnotations the byte[] encoding of all type annotations on this declaration * @param cp the ConstantPool needed to parse the embedded Annotation * @param decl the Class whose annotated implemented interfaces is being built */ public static AnnotatedType[] buildAnnotatedInterfaces(byte[] rawAnnotations, ConstantPool cp, Class<?> decl) { if (decl == Object.class || decl.isArray() || decl.isPrimitive() || decl == Void.TYPE) return AnnotatedTypeFactory.EMPTY_ANNOTATED_TYPE_ARRAY; return buildAnnotatedTypes(rawAnnotations, cp, decl, decl, decl.getGenericInterfaces(), TypeAnnotationTarget.CLASS_IMPLEMENTS); }
Example #11
Source File: TypeAnnotationParser.java From jdk8u_jdk with GNU General Public License v2.0 | 6 votes |
/** * Build an AnnotatedType from the parameters supplied. * * This method and {@code buildAnnotatedTypes} are probably * the entry points you are looking for. * * @param rawAnnotations the byte[] encoding of all type annotations on this declaration * @param cp the ConstantPool needed to parse the embedded Annotation * @param decl the declaration this type annotation is on * @param container the Class this type annotation is on (may be the same as decl) * @param type the type the AnnotatedType corresponds to * @param filter the type annotation targets included in this AnnotatedType */ public static AnnotatedType buildAnnotatedType(byte[] rawAnnotations, ConstantPool cp, AnnotatedElement decl, Class<?> container, Type type, TypeAnnotationTarget filter) { TypeAnnotation[] tas = parseTypeAnnotations(rawAnnotations, cp, decl, container); List<TypeAnnotation> l = new ArrayList<>(tas.length); for (TypeAnnotation t : tas) { TypeAnnotationTargetInfo ti = t.getTargetInfo(); if (ti.getTarget() == filter) l.add(t); } TypeAnnotation[] typeAnnotations = l.toArray(EMPTY_TYPE_ANNOTATION_ARRAY); return AnnotatedTypeFactory.buildAnnotatedType(type, LocationInfo.BASE_LOCATION, typeAnnotations, typeAnnotations, decl); }
Example #12
Source File: AnnotationParser.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
private static Object parseEnumArray(int length, Class<? extends Enum<?>> enumType, ByteBuffer buf, ConstantPool constPool, Class<?> container) { Object[] result = (Object[]) Array.newInstance(enumType, length); boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'e') { result[i] = parseEnumValue(enumType, buf, constPool, container); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #13
Source File: AnnotationParser.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
private static Object parseDoubleArray(int length, ByteBuffer buf, ConstantPool constPool) { double[] result = new double[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'D') { int index = buf.getShort() & 0xFFFF; result[i] = constPool.getDoubleAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #14
Source File: AnnotationParser.java From openjdk-jdk8u with GNU General Public License v2.0 | 6 votes |
private static Object parseShortArray(int length, ByteBuffer buf, ConstantPool constPool) { short[] result = new short[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'S') { int index = buf.getShort() & 0xFFFF; result[i] = (short) constPool.getIntAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #15
Source File: TypeAnnotationParser.java From openjdk-8 with GNU General Public License v2.0 | 6 votes |
private static TypeAnnotation[] parseTypeAnnotations(byte[] rawAnnotations, ConstantPool cp, AnnotatedElement baseDecl, Class<?> container) { if (rawAnnotations == null) return EMPTY_TYPE_ANNOTATION_ARRAY; ByteBuffer buf = ByteBuffer.wrap(rawAnnotations); int annotationCount = buf.getShort() & 0xFFFF; List<TypeAnnotation> typeAnnotations = new ArrayList<>(annotationCount); // Parse each TypeAnnotation for (int i = 0; i < annotationCount; i++) { TypeAnnotation ta = parseTypeAnnotation(buf, cp, baseDecl, container); if (ta != null) typeAnnotations.add(ta); } return typeAnnotations.toArray(EMPTY_TYPE_ANNOTATION_ARRAY); }
Example #16
Source File: TypeAnnotationParser.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
private static TypeAnnotation parseTypeAnnotation(ByteBuffer buf, ConstantPool cp, AnnotatedElement baseDecl, Class<?> container) { try { TypeAnnotationTargetInfo ti = parseTargetInfo(buf); LocationInfo locationInfo = LocationInfo.parseLocationInfo(buf); Annotation a = AnnotationParser.parseAnnotation(buf, cp, container, false); if (ti == null) // Inside a method for example return null; return new TypeAnnotation(ti, locationInfo, a, baseDecl); } catch (IllegalArgumentException | // Bad type in const pool at specified index BufferUnderflowException e) { throw new AnnotationFormatError(e); } }
Example #17
Source File: AnnotationParser.java From jdk8u-dev-jdk with GNU General Public License v2.0 | 6 votes |
private static Object parseDoubleArray(int length, ByteBuffer buf, ConstantPool constPool) { double[] result = new double[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'D') { int index = buf.getShort() & 0xFFFF; result[i] = constPool.getDoubleAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #18
Source File: AnnotationParser.java From openjdk-jdk8u with GNU General Public License v2.0 | 6 votes |
private static Object parseStringArray(int length, ByteBuffer buf, ConstantPool constPool) { String[] result = new String[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 's') { int index = buf.getShort() & 0xFFFF; result[i] = constPool.getUTF8At(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #19
Source File: AnnotationParser.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 6 votes |
private static Object parseClassArray(int length, ByteBuffer buf, ConstantPool constPool, Class<?> container) { Object[] result = new Class<?>[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'c') { result[i] = parseClassValue(buf, constPool, container); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #20
Source File: AnnotationParser.java From TencentKona-8 with GNU General Public License v2.0 | 6 votes |
private static Object parseClassArray(int length, ByteBuffer buf, ConstantPool constPool, Class<?> container) { Object[] result = new Class<?>[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'c') { result[i] = parseClassValue(buf, constPool, container); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #21
Source File: AnnotationParser.java From TencentKona-8 with GNU General Public License v2.0 | 6 votes |
private static Object parseStringArray(int length, ByteBuffer buf, ConstantPool constPool) { String[] result = new String[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 's') { int index = buf.getShort() & 0xFFFF; result[i] = constPool.getUTF8At(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #22
Source File: AnnotationParser.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
private static Map<Class<? extends Annotation>, Annotation> parseAnnotations2( byte[] rawAnnotations, ConstantPool constPool, Class<?> container, Class<? extends Annotation>[] selectAnnotationClasses) { Map<Class<? extends Annotation>, Annotation> result = new LinkedHashMap<Class<? extends Annotation>, Annotation>(); ByteBuffer buf = ByteBuffer.wrap(rawAnnotations); int numAnnotations = buf.getShort() & 0xFFFF; for (int i = 0; i < numAnnotations; i++) { Annotation a = parseAnnotation2(buf, constPool, container, false, selectAnnotationClasses); if (a != null) { Class<? extends Annotation> klass = a.annotationType(); if (AnnotationType.getInstance(klass).retention() == RetentionPolicy.RUNTIME && result.put(klass, a) != null) { throw new AnnotationFormatError( "Duplicate annotation for class: "+klass+": " + a); } } } return result; }
Example #23
Source File: TypeAnnotationParser.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 6 votes |
/** * Build an array of AnnotatedTypes for the class decl's implemented * interfaces. * * @param rawAnnotations the byte[] encoding of all type annotations on this declaration * @param cp the ConstantPool needed to parse the embedded Annotation * @param decl the Class whose annotated implemented interfaces is being built */ public static AnnotatedType[] buildAnnotatedInterfaces(byte[] rawAnnotations, ConstantPool cp, Class<?> decl) { if (decl == Object.class || decl.isArray() || decl.isPrimitive() || decl == Void.TYPE) return AnnotatedTypeFactory.EMPTY_ANNOTATED_TYPE_ARRAY; return buildAnnotatedTypes(rawAnnotations, cp, decl, decl, decl.getGenericInterfaces(), TypeAnnotationTarget.CLASS_IMPLEMENTS); }
Example #24
Source File: AnnotationParser.java From java-n-IDE-for-Android with Apache License 2.0 | 6 votes |
private static Object parseStringArray(int length, ByteBuffer buf, ConstantPool constPool) { String[] result = new String[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 's') { int index = buf.getShort() & 0xFFFF; result[i] = constPool.getUTF8At(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #25
Source File: AnnotationParser.java From java-n-IDE-for-Android with Apache License 2.0 | 6 votes |
private static Object parseCharArray(int length, ByteBuffer buf, ConstantPool constPool) { char[] result = new char[length]; boolean typeMismatch = false; byte tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'C') { int index = buf.getShort() & 0xFFFF; result[i] = (char) constPool.getIntAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #26
Source File: AnnotationParser.java From jdk8u-dev-jdk with GNU General Public License v2.0 | 6 votes |
private static Object parseShortArray(int length, ByteBuffer buf, ConstantPool constPool) { short[] result = new short[length]; boolean typeMismatch = false; int tag = 0; for (int i = 0; i < length; i++) { tag = buf.get(); if (tag == 'S') { int index = buf.getShort() & 0xFFFF; result[i] = (short) constPool.getIntAt(index); } else { skipMemberValue(tag, buf); typeMismatch = true; } } return typeMismatch ? exceptionProxy(tag) : result; }
Example #27
Source File: AnnotationParser.java From openjdk-8-source with GNU General Public License v2.0 | 6 votes |
private static Annotation[][] parseParameterAnnotations2( byte[] rawAnnotations, ConstantPool constPool, Class<?> container) { ByteBuffer buf = ByteBuffer.wrap(rawAnnotations); int numParameters = buf.get() & 0xFF; Annotation[][] result = new Annotation[numParameters][]; for (int i = 0; i < numParameters; i++) { int numAnnotations = buf.getShort() & 0xFFFF; List<Annotation> annotations = new ArrayList<Annotation>(numAnnotations); for (int j = 0; j < numAnnotations; j++) { Annotation a = parseAnnotation(buf, constPool, container, false); if (a != null) { AnnotationType type = AnnotationType.getInstance( a.annotationType()); if (type.retention() == RetentionPolicy.RUNTIME) annotations.add(a); } } result[i] = annotations.toArray(EMPTY_ANNOTATIONS_ARRAY); } return result; }
Example #28
Source File: TypeAnnotationParser.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
/** * Build an AnnotatedType from the parameters supplied. * * This method and {@code buildAnnotatedTypes} are probably * the entry points you are looking for. * * @param rawAnnotations the byte[] encoding of all type annotations on this declaration * @param cp the ConstantPool needed to parse the embedded Annotation * @param decl the declaration this type annotation is on * @param container the Class this type annotation is on (may be the same as decl) * @param type the type the AnnotatedType corresponds to * @param filter the type annotation targets included in this AnnotatedType */ public static AnnotatedType buildAnnotatedType(byte[] rawAnnotations, ConstantPool cp, AnnotatedElement decl, Class<?> container, Type type, TypeAnnotationTarget filter) { TypeAnnotation[] tas = parseTypeAnnotations(rawAnnotations, cp, decl, container); List<TypeAnnotation> l = new ArrayList<>(tas.length); for (TypeAnnotation t : tas) { TypeAnnotationTargetInfo ti = t.getTargetInfo(); if (ti.getTarget() == filter) l.add(t); } TypeAnnotation[] typeAnnotations = l.toArray(EMPTY_TYPE_ANNOTATION_ARRAY); return AnnotatedTypeFactory.buildAnnotatedType(type, LocationInfo.BASE_LOCATION, typeAnnotations, typeAnnotations, decl); }
Example #29
Source File: AnnotationParser.java From openjdk-8 with GNU General Public License v2.0 | 6 votes |
private static Annotation[][] parseParameterAnnotations2( byte[] rawAnnotations, ConstantPool constPool, Class<?> container) { ByteBuffer buf = ByteBuffer.wrap(rawAnnotations); int numParameters = buf.get() & 0xFF; Annotation[][] result = new Annotation[numParameters][]; for (int i = 0; i < numParameters; i++) { int numAnnotations = buf.getShort() & 0xFFFF; List<Annotation> annotations = new ArrayList<Annotation>(numAnnotations); for (int j = 0; j < numAnnotations; j++) { Annotation a = parseAnnotation(buf, constPool, container, false); if (a != null) { AnnotationType type = AnnotationType.getInstance( a.annotationType()); if (type.retention() == RetentionPolicy.RUNTIME) annotations.add(a); } } result[i] = annotations.toArray(EMPTY_ANNOTATIONS_ARRAY); } return result; }
Example #30
Source File: AnnotationParser.java From javaide with GNU General Public License v3.0 | 6 votes |
/** * Parses the enum constant member value at the current position in the * specified byte buffer, resolving constant references in the specified * constant pool. The cursor of the byte buffer must point to a * "enum_const_value structure" as described in the * RuntimeVisibleAnnotations_attribute: * * { * u2 type_name_index; * u2 const_name_index; * } enum_const_value; */ private static Object parseEnumValue(Class enumType, ByteBuffer buf, ConstantPool constPool, Class container) { int typeNameIndex = buf.getShort() & 0xFFFF; String typeName = constPool.getUTF8At(typeNameIndex); int constNameIndex = buf.getShort() & 0xFFFF; String constName = constPool.getUTF8At(constNameIndex); if (!typeName.endsWith(";")) { // support now-obsolete early jsr175-format class files. if (!enumType.getName().equals(typeName)) return new AnnotationTypeMismatchExceptionProxy( typeName + "." + constName); } else if (enumType != parseSig(typeName, container)) { return new AnnotationTypeMismatchExceptionProxy( typeName + "." + constName); } try { return Enum.valueOf(enumType, constName); } catch(IllegalArgumentException e) { return new EnumConstantNotPresentExceptionProxy( (Class<? extends Enum>)enumType, constName); } }