java-defects4j-compress-29-ziparchiveinputstream

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Before

program

block_comment "/*\n * Licensed to the Apache Software Foundation (ASF) under"...

package_declaration

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scoped_identifier

identifier "org"

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identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "archivers"

. "."

identifier "zip"

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import_declaration

import "import"

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identifier "java"

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identifier "io"

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identifier "ByteArrayInputStream"

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import_declaration

import "import"

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import_declaration

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import_declaration

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import_declaration

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import_declaration

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import_declaration

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identifier "Inflater"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "util"

. "."

identifier "zip"

. "."

identifier "ZipEntry"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

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identifier "util"

. "."

identifier "zip"

. "."

identifier "ZipException"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "archivers"

. "."

identifier "ArchiveEntry"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "archivers"

. "."

identifier "ArchiveInputStream"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "org"

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identifier "apache"

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identifier "commons"

. "."

identifier "compress"

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identifier "utils"

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identifier "IOUtils"

; ";"

import_declaration (+26 nodes collapsed)

block_comment "/**\n * Implements an input stream that can read Zip archives"...

class_declaration

modifiers

public "public"

class "class"

identifier "ZipArchiveInputStream"

superclass

extends "extends"

type_identifier "ArchiveInputStream"

class_body

{ "{"

block_comment "/** The zip encoding to use for filenames and the file comme"...

field_declaration

modifiers

private "private"

final "final"

type_identifier "ZipEncoding"

variable_declarator

identifier "zipEncoding"

; ";"

line_comment "// the provided encoding (for unit tests)"

block_comment "/** Whether to look for and use Unicode extra fields. */"

field_declaration

modifiers

private "private"

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field_declaration

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field_declaration

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variable_declarator

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method_invocation

identifier "ByteBuffer"

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identifier "allocate"

argument_list

( "("

field_access

identifier "ZipArchiveOutputStream"

. "."

identifier "BUFFER_SIZE"

) ")"

; ";"

block_comment "/** The entry that is currently being read. */"

field_declaration

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variable_declarator

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field_declaration

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variable_declarator

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field_declaration

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block_comment "/**\n * When reading a stored entry that uses the data de"...

field_declaration

modifiers

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identifier "lastStoredEntry"

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block_comment "/** Whether the stream will try to read STORED entries that "...

field_declaration

modifiers

private "private"

boolean_type "boolean"

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field_declaration

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field_declaration

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field_declaration

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integral_type

long "long"

variable_declarator

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binary_expression

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line_comment "// cached buffers - must only be used locally in the class ("...

field_declaration (+22 nodes collapsed)

field_declaration (+25 nodes collapsed)

field_declaration

modifiers

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integral_type

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block_comment "/**\n * Create an instance using UTF-8 encoding\n * @p"...

constructor_declaration (+25 nodes collapsed)

block_comment "/**\n * @param encoding the encoding to use for file name"...

constructor_declaration (+28 nodes collapsed)

block_comment "/**\n * @param encoding the encoding to use for file name"...

constructor_declaration (+34 nodes collapsed)

block_comment "/**\n * @param encoding the encoding to use for file name"...

constructor_declaration

modifiers

public "public"

identifier "ZipArchiveInputStream"

formal_parameters

( "("

formal_parameter

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identifier "inputStream"

, ","

formal_parameter

type_identifier "String"

identifier "encoding"

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formal_parameter

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formal_parameter

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constructor_body

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expression_statement

assignment_expression

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= "="

method_invocation

identifier "ZipEncodingHelper"

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identifier "getZipEncoding"

argument_list

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; ";"

expression_statement

assignment_expression

field_access

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expression_statement

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identifier "capacity"

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expression_statement

assignment_expression

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identifier "allowStoredEntriesWithDataDescriptor"

= "="

identifier "allowStoredEntriesWithDataDescriptor"

; ";"

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expression_statement

method_invocation

identifier "buf"

. "."

identifier "limit"

argument_list

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decimal_integer_literal "0"

) ")"

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} "}"

method_declaration (+901 nodes collapsed)

block_comment "/**\n * Fills the given array with the first local file h"...

method_declaration (+168 nodes collapsed)

block_comment "/**\n * Records whether a Zip64 extra is present and sets"...

method_declaration (+202 nodes collapsed)

method_declaration (+25 nodes collapsed)

block_comment "/**\n * Whether this class is able to read the given entr"...

method_declaration (+63 nodes collapsed)

method_declaration (+406 nodes collapsed)

block_comment "/**\n * Implementation of read for STORED entries.\n *"...

method_declaration (+311 nodes collapsed)

block_comment "/**\n * Implementation of read for DEFLATED entries.\n "...

method_declaration (+156 nodes collapsed)

block_comment "/**\n * Potentially reads more bytes to fill the inflater"...

method_declaration (+210 nodes collapsed)

method_declaration (+52 nodes collapsed)

block_comment "/**\n * Skips over and discards value bytes of data from "...

method_declaration (+141 nodes collapsed)

block_comment "/**\n * Checks if the signature matches what is expected "...

method_declaration (+109 nodes collapsed)

method_declaration (+83 nodes collapsed)

block_comment "/**\n * Closes the current ZIP archive entry and position"...

method_declaration (+266 nodes collapsed)

block_comment "/**\n * Read all data of the current entry from the under"...

method_declaration (+149 nodes collapsed)

block_comment "/**\n * Get the number of bytes Inflater has actually pro"...

method_declaration (+69 nodes collapsed)

method_declaration (+124 nodes collapsed)

method_declaration (+71 nodes collapsed)

method_declaration (+259 nodes collapsed)

block_comment "/**\n * Whether this entry requires a data descriptor thi"...

method_declaration (+68 nodes collapsed)

block_comment "/**\n * Caches a stored entry that uses the data descript"...

method_declaration (+236 nodes collapsed)

field_declaration (+25 nodes collapsed)

block_comment "/**\n * Checks whether the current buffer contains the si"...

method_declaration (+390 nodes collapsed)

block_comment "/**\n * If the last read bytes could hold a data descript"...

method_declaration (+137 nodes collapsed)

method_declaration (+61 nodes collapsed)

line_comment "// End of Central Directory Record"

line_comment "// end of central dir signature WORD"

line_comment "// number of this disk SHORT"

line_comment "// number of the disk with the"

line_comment "// start of the central directory SHORT"

line_comment "// total number of entries in the"

line_comment "// central directory on this disk SHORT"

line_comment "// total number of entries in"

line_comment "// the central directory SHORT"

line_comment "// size of the central directory WORD"

line_comment "// offset of start of central"

line_comment "// directory with respect to"

line_comment "// the starting disk number WORD"

line_comment "// .ZIP file comment length SHORT"

line_comment "// .ZIP file comment up to 64KB"

line_comment "//"

block_comment "/**\n * Reads the stream until it find the \"End of centra"...

method_declaration (+81 nodes collapsed)

block_comment "/**\n * Reads forward until the signature of the "En"...

method_declaration (+254 nodes collapsed)

block_comment "/**\n * Skips bytes by reading from the underlying stream"...

method_declaration (+145 nodes collapsed)

block_comment "/**\n * Reads bytes by reading from the underlying stream"...

method_declaration (+55 nodes collapsed)

method_declaration (+29 nodes collapsed)

block_comment "/**\n * Structure collecting information for the entry th"...

class_declaration (+84 nodes collapsed)

block_comment "/**\n * Bounded input stream adapted from commons-io\n "...

class_declaration (+511 nodes collapsed)

} "}"

After

program

block_comment "/*\n * Licensed to the Apache Software Foundation (ASF) under"...

package_declaration

package "package"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "archivers"

. "."

identifier "zip"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "io"

. "."

identifier "ByteArrayInputStream"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "io"

. "."

identifier "ByteArrayOutputStream"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "io"

. "."

identifier "EOFException"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "io"

. "."

identifier "IOException"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "io"

. "."

identifier "InputStream"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "io"

. "."

identifier "PushbackInputStream"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "nio"

. "."

identifier "ByteBuffer"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "util"

. "."

identifier "zip"

. "."

identifier "CRC32"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "util"

. "."

identifier "zip"

. "."

identifier "DataFormatException"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "util"

. "."

identifier "zip"

. "."

identifier "Inflater"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "util"

. "."

identifier "zip"

. "."

identifier "ZipEntry"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "java"

. "."

identifier "util"

. "."

identifier "zip"

. "."

identifier "ZipException"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "archivers"

. "."

identifier "ArchiveEntry"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "archivers"

. "."

identifier "ArchiveInputStream"

; ";"

import_declaration

import "import"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "utils"

. "."

identifier "IOUtils"

; ";"

import_declaration (+26 nodes collapsed)

block_comment "/**\n * Implements an input stream that can read Zip archives"...

class_declaration

modifiers

public "public"

class "class"

identifier "ZipArchiveInputStream"

superclass

extends "extends"

type_identifier "ArchiveInputStream"

class_body

{ "{"

block_comment "/** The zip encoding to use for filenames and the file comme"...

field_declaration

modifiers

private "private"

final "final"

type_identifier "ZipEncoding"

variable_declarator

identifier "zipEncoding"

; ";"

line_comment "// the provided encoding (for unit tests)"

field_declaration

modifiers

final "final"

type_identifier "String"

variable_declarator

identifier "encoding"

; ";"

block_comment "/** Whether to look for and use Unicode extra fields. */"

field_declaration

modifiers

private "private"

final "final"

boolean_type "boolean"

variable_declarator

identifier "useUnicodeExtraFields"

; ";"

block_comment "/** Wrapped stream, will always be a PushbackInputStream. */"

field_declaration

modifiers

private "private"

final "final"

type_identifier "InputStream"

variable_declarator

identifier "in"

; ";"

block_comment "/** Inflater used for all deflated entries. */"

field_declaration

modifiers

private "private"

final "final"

type_identifier "Inflater"

variable_declarator

identifier "inf"

= "="

object_creation_expression

new "new"

type_identifier "Inflater"

argument_list

( "("

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; ";"

block_comment "/** Buffer used to read from the wrapped stream. */"

field_declaration

modifiers

private "private"

final "final"

type_identifier "ByteBuffer"

variable_declarator

identifier "buf"

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method_invocation

identifier "ByteBuffer"

. "."

identifier "allocate"

argument_list

( "("

field_access

identifier "ZipArchiveOutputStream"

. "."

identifier "BUFFER_SIZE"

) ")"

; ";"

block_comment "/** The entry that is currently being read. */"

field_declaration

modifiers

private "private"

type_identifier "CurrentEntry"

variable_declarator

identifier "current"

= "="

null_literal "null"

; ";"

block_comment "/** Whether the stream has been closed. */"

field_declaration

modifiers

private "private"

boolean_type "boolean"

variable_declarator

identifier "closed"

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; ";"

block_comment "/** Whether the stream has reached the central directory - a"...

field_declaration

modifiers

private "private"

boolean_type "boolean"

variable_declarator

identifier "hitCentralDirectory"

= "="

false "false"

; ";"

block_comment "/**\n * When reading a stored entry that uses the data de"...

field_declaration

modifiers

private "private"

type_identifier "ByteArrayInputStream"

variable_declarator

identifier "lastStoredEntry"

= "="

null_literal "null"

; ";"

block_comment "/** Whether the stream will try to read STORED entries that "...

field_declaration

modifiers

private "private"

boolean_type "boolean"

variable_declarator

identifier "allowStoredEntriesWithDataDescriptor"

= "="

false "false"

; ";"

field_declaration

modifiers

private "private"

static "static"

final "final"

integral_type

int "int"

variable_declarator

identifier "LFH_LEN"

= "="

decimal_integer_literal "30"

; ";"

block_comment "/*\n local file header signature WORD\n version "...

field_declaration

modifiers

private "private"

static "static"

final "final"

integral_type

int "int"

variable_declarator

identifier "CFH_LEN"

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decimal_integer_literal "46"

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block_comment "/*\n central file header signature WORD\n vers"...

field_declaration

modifiers

private "private"

static "static"

final "final"

integral_type

long "long"

variable_declarator

identifier "TWO_EXP_32"

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binary_expression

identifier "ZIP64_MAGIC"

+ "+"

decimal_integer_literal "1"

; ";"

line_comment "// cached buffers - must only be used locally in the class ("...

field_declaration (+22 nodes collapsed)

field_declaration (+25 nodes collapsed)

field_declaration

modifiers

private "private"

integral_type

int "int"

variable_declarator

identifier "entriesRead"

= "="

decimal_integer_literal "0"

; ";"

block_comment "/**\n * Create an instance using UTF-8 encoding\n * @p"...

constructor_declaration (+25 nodes collapsed)

block_comment "/**\n * @param encoding the encoding to use for file name"...

constructor_declaration (+28 nodes collapsed)

block_comment "/**\n * @param encoding the encoding to use for file name"...

constructor_declaration (+34 nodes collapsed)

block_comment "/**\n * @param encoding the encoding to use for file name"...

constructor_declaration

modifiers

public "public"

identifier "ZipArchiveInputStream"

formal_parameters

( "("

formal_parameter

type_identifier "InputStream"

identifier "inputStream"

, ","

formal_parameter

type_identifier "String"

identifier "encoding"

, ","

formal_parameter

boolean_type "boolean"

identifier "useUnicodeExtraFields"

, ","

formal_parameter

boolean_type "boolean"

identifier "allowStoredEntriesWithDataDescriptor"

) ")"

constructor_body

{ "{"

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method_invocation

identifier "ZipEncodingHelper"

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identifier "getZipEncoding"

argument_list

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identifier "encoding"

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; ";"

expression_statement

assignment_expression

field_access

this "this"

. "."

identifier "useUnicodeExtraFields"

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identifier "capacity"

argument_list

( "("

) ")"

; ";"

expression_statement

assignment_expression

field_access

this "this"

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identifier "allowStoredEntriesWithDataDescriptor"

= "="

identifier "allowStoredEntriesWithDataDescriptor"

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expression_statement

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identifier "buf"

. "."

identifier "limit"

argument_list

( "("

decimal_integer_literal "0"

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; ";"

} "}"

method_declaration (+901 nodes collapsed)

block_comment "/**\n * Fills the given array with the first local file h"...

method_declaration (+168 nodes collapsed)

block_comment "/**\n * Records whether a Zip64 extra is present and sets"...

method_declaration (+202 nodes collapsed)

method_declaration (+25 nodes collapsed)

block_comment "/**\n * Whether this class is able to read the given entr"...

method_declaration (+63 nodes collapsed)

method_declaration (+406 nodes collapsed)

block_comment "/**\n * Implementation of read for STORED entries.\n *"...

method_declaration (+311 nodes collapsed)

block_comment "/**\n * Implementation of read for DEFLATED entries.\n "...

method_declaration (+156 nodes collapsed)

block_comment "/**\n * Potentially reads more bytes to fill the inflater"...

method_declaration (+210 nodes collapsed)

method_declaration (+52 nodes collapsed)

block_comment "/**\n * Skips over and discards value bytes of data from "...

method_declaration (+141 nodes collapsed)

block_comment "/**\n * Checks if the signature matches what is expected "...

method_declaration (+109 nodes collapsed)

method_declaration (+83 nodes collapsed)

block_comment "/**\n * Closes the current ZIP archive entry and position"...

method_declaration (+266 nodes collapsed)

block_comment "/**\n * Read all data of the current entry from the under"...

method_declaration (+149 nodes collapsed)

block_comment "/**\n * Get the number of bytes Inflater has actually pro"...

method_declaration (+69 nodes collapsed)

method_declaration (+124 nodes collapsed)

method_declaration (+71 nodes collapsed)

method_declaration (+259 nodes collapsed)

block_comment "/**\n * Whether this entry requires a data descriptor thi"...

method_declaration (+68 nodes collapsed)

block_comment "/**\n * Caches a stored entry that uses the data descript"...

method_declaration (+236 nodes collapsed)

field_declaration (+25 nodes collapsed)

block_comment "/**\n * Checks whether the current buffer contains the si"...

method_declaration (+390 nodes collapsed)

block_comment "/**\n * If the last read bytes could hold a data descript"...

method_declaration (+137 nodes collapsed)

method_declaration (+61 nodes collapsed)

line_comment "// End of Central Directory Record"

line_comment "// end of central dir signature WORD"

line_comment "// number of this disk SHORT"

line_comment "// number of the disk with the"

line_comment "// start of the central directory SHORT"

line_comment "// total number of entries in the"

line_comment "// central directory on this disk SHORT"

line_comment "// total number of entries in"

line_comment "// the central directory SHORT"

line_comment "// size of the central directory WORD"

line_comment "// offset of start of central"

line_comment "// directory with respect to"

line_comment "// the starting disk number WORD"

line_comment "// .ZIP file comment length SHORT"

line_comment "// .ZIP file comment up to 64KB"

line_comment "//"

block_comment "/**\n * Reads the stream until it find the \"End of centra"...

method_declaration (+81 nodes collapsed)

block_comment "/**\n * Reads forward until the signature of the "En"...

method_declaration (+254 nodes collapsed)

block_comment "/**\n * Skips bytes by reading from the underlying stream"...

method_declaration (+145 nodes collapsed)

block_comment "/**\n * Reads bytes by reading from the underlying stream"...

method_declaration (+55 nodes collapsed)

method_declaration (+29 nodes collapsed)

block_comment "/**\n * Structure collecting information for the entry th"...

class_declaration (+84 nodes collapsed)

block_comment "/**\n * Bounded input stream adapted from commons-io\n "...

class_declaration (+511 nodes collapsed)

} "}"