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@ -100,7 +100,8 @@ public class ClassReader { |
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@Deprecated |
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@Deprecated |
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// DontCheck(MemberName): can't be renamed (for backward binary compatibility).
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// DontCheck(MemberName): can't be renamed (for backward binary compatibility).
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public final byte[] b; |
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public final byte[] b; |
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/** The offset in bytes of the ClassFile's access_flags field. */ |
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public final int header; |
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/** |
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/** |
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* A byte array containing the JVMS ClassFile structure to be parsed. <i>The content of this array |
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* A byte array containing the JVMS ClassFile structure to be parsed. <i>The content of this array |
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* must not be modified. This field is intended for {@link Attribute} sub classes, and is normally |
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* must not be modified. This field is intended for {@link Attribute} sub classes, and is normally |
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@ -111,7 +112,6 @@ public class ClassReader { |
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* ClassFile element offsets within this byte array. |
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* ClassFile element offsets within this byte array. |
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*/ |
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*/ |
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final byte[] classFileBuffer; |
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final byte[] classFileBuffer; |
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/** |
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/** |
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* The offset in bytes, in {@link #classFileBuffer}, of each cp_info entry of the ClassFile's |
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* The offset in bytes, in {@link #classFileBuffer}, of each cp_info entry of the ClassFile's |
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* constant_pool array, <i>plus one</i>. In other words, the offset of constant pool entry i is |
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* constant_pool array, <i>plus one</i>. In other words, the offset of constant pool entry i is |
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@ -119,19 +119,16 @@ public class ClassReader { |
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* 1]. |
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* 1]. |
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*/ |
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*/ |
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private final int[] cpInfoOffsets; |
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private final int[] cpInfoOffsets; |
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/** |
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/** |
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* The String objects corresponding to the CONSTANT_Utf8 constant pool items. This cache avoids |
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* The String objects corresponding to the CONSTANT_Utf8 constant pool items. This cache avoids |
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* multiple parsing of a given CONSTANT_Utf8 constant pool item. |
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* multiple parsing of a given CONSTANT_Utf8 constant pool item. |
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*/ |
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*/ |
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private final String[] constantUtf8Values; |
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private final String[] constantUtf8Values; |
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/** |
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/** |
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* The ConstantDynamic objects corresponding to the CONSTANT_Dynamic constant pool items. This |
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* The ConstantDynamic objects corresponding to the CONSTANT_Dynamic constant pool items. This |
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* cache avoids multiple parsing of a given CONSTANT_Dynamic constant pool item. |
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* cache avoids multiple parsing of a given CONSTANT_Dynamic constant pool item. |
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*/ |
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*/ |
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private final ConstantDynamic[] constantDynamicValues; |
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private final ConstantDynamic[] constantDynamicValues; |
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/** |
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/** |
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* The start offsets in {@link #classFileBuffer} of each element of the bootstrap_methods array |
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* The start offsets in {@link #classFileBuffer} of each element of the bootstrap_methods array |
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* (in the BootstrapMethods attribute). |
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* (in the BootstrapMethods attribute). |
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@ -140,16 +137,12 @@ public class ClassReader { |
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* 4.7.23</a> |
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* 4.7.23</a> |
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*/ |
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*/ |
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private final int[] bootstrapMethodOffsets; |
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private final int[] bootstrapMethodOffsets; |
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/** |
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/** |
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* A conservative estimate of the maximum length of the strings contained in the constant pool of |
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* A conservative estimate of the maximum length of the strings contained in the constant pool of |
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* the class. |
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* the class. |
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*/ |
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*/ |
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private final int maxStringLength; |
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private final int maxStringLength; |
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/** The offset in bytes of the ClassFile's access_flags field. */ |
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public final int header; |
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// -----------------------------------------------------------------------------------------------
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// -----------------------------------------------------------------------------------------------
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// Constructors
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// Constructors
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// -----------------------------------------------------------------------------------------------
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// -----------------------------------------------------------------------------------------------
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@ -191,7 +184,7 @@ public class ClassReader { |
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this.b = classFileBuffer; |
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this.b = classFileBuffer; |
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// Check the class' major_version. This field is after the magic and minor_version fields, which
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// Check the class' major_version. This field is after the magic and minor_version fields, which
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// use 4 and 2 bytes respectively.
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// use 4 and 2 bytes respectively.
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if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V15) { |
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if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V16) { |
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throw new IllegalArgumentException( |
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throw new IllegalArgumentException( |
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"Unsupported class file major version " + readShort(classFileOffset + 6)); |
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"Unsupported class file major version " + readShort(classFileOffset + 6)); |
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} |
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} |
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@ -415,7 +408,6 @@ public class ClassReader { |
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* @param parsingOptions the options to use to parse this class. One or more of {@link |
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* @param parsingOptions the options to use to parse this class. One or more of {@link |
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* #SKIP_CODE}, {@link #SKIP_DEBUG}, {@link #SKIP_FRAMES} or {@link #EXPAND_FRAMES}. |
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* #SKIP_CODE}, {@link #SKIP_DEBUG}, {@link #SKIP_FRAMES} or {@link #EXPAND_FRAMES}. |
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*/ |
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*/ |
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@SuppressWarnings("deprecation") // for visitPermittedSubtypeExperimental
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public void accept( |
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public void accept( |
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final ClassVisitor classVisitor, |
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final ClassVisitor classVisitor, |
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final Attribute[] attributePrototypes, |
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final Attribute[] attributePrototypes, |
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@ -468,8 +460,8 @@ public class ClassReader { |
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String nestHostClass = null; |
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String nestHostClass = null; |
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// - The offset of the NestMembers attribute, or 0.
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// - The offset of the NestMembers attribute, or 0.
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int nestMembersOffset = 0; |
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int nestMembersOffset = 0; |
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// - The offset of the PermittedSubtypes attribute, or 0
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// - The offset of the PermittedSubclasses attribute, or 0
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int permittedSubtypesOffset = 0; |
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int permittedSubclassesOffset = 0; |
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// - The offset of the Record attribute, or 0.
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// - The offset of the Record attribute, or 0.
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int recordOffset = 0; |
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int recordOffset = 0; |
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// - The non standard attributes (linked with their {@link Attribute#nextAttribute} field).
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// - The non standard attributes (linked with their {@link Attribute#nextAttribute} field).
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@ -494,8 +486,8 @@ public class ClassReader { |
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nestHostClass = readClass(currentAttributeOffset, charBuffer); |
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nestHostClass = readClass(currentAttributeOffset, charBuffer); |
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} else if (Constants.NEST_MEMBERS.equals(attributeName)) { |
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} else if (Constants.NEST_MEMBERS.equals(attributeName)) { |
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nestMembersOffset = currentAttributeOffset; |
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nestMembersOffset = currentAttributeOffset; |
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} else if (Constants.PERMITTED_SUBTYPES.equals(attributeName)) { |
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} else if (Constants.PERMITTED_SUBCLASSES.equals(attributeName)) { |
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permittedSubtypesOffset = currentAttributeOffset; |
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permittedSubclassesOffset = currentAttributeOffset; |
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} else if (Constants.SIGNATURE.equals(attributeName)) { |
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} else if (Constants.SIGNATURE.equals(attributeName)) { |
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signature = readUTF8(currentAttributeOffset, charBuffer); |
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signature = readUTF8(currentAttributeOffset, charBuffer); |
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} else if (Constants.RUNTIME_VISIBLE_ANNOTATIONS.equals(attributeName)) { |
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} else if (Constants.RUNTIME_VISIBLE_ANNOTATIONS.equals(attributeName)) { |
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@ -673,14 +665,14 @@ public class ClassReader { |
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} |
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} |
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} |
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} |
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// Visit the PermittedSubtypes attribute.
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// Visit the PermittedSubclasses attribute.
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if (permittedSubtypesOffset != 0) { |
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if (permittedSubclassesOffset != 0) { |
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int numberOfPermittedSubtypes = readUnsignedShort(permittedSubtypesOffset); |
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int numberOfPermittedSubclasses = readUnsignedShort(permittedSubclassesOffset); |
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int currentPermittedSubtypeOffset = permittedSubtypesOffset + 2; |
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int currentPermittedSubclassesOffset = permittedSubclassesOffset + 2; |
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while (numberOfPermittedSubtypes-- > 0) { |
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while (numberOfPermittedSubclasses-- > 0) { |
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classVisitor.visitPermittedSubtypeExperimental( |
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classVisitor.visitPermittedSubclass( |
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readClass(currentPermittedSubtypeOffset, charBuffer)); |
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readClass(currentPermittedSubclassesOffset, charBuffer)); |
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currentPermittedSubtypeOffset += 2; |
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currentPermittedSubclassesOffset += 2; |
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} |
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} |
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} |
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} |
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Juergen Hoeller
6 years ago