java-defects4j-compress-44-checksumcalculatinginputstream

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Before

program

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

package_declaration

package "package"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "utils"

; ";"

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 "util"

. "."

identifier "zip"

. "."

identifier "Checksum"

; ";"

block_comment "/**\n * A stream that calculates the checksum of the data rea"...

class_declaration

modifiers

public "public"

class "class"

identifier "ChecksumCalculatingInputStream"

superclass

extends "extends"

type_identifier "InputStream"

class_body

{ "{"

field_declaration

modifiers

private "private"

final "final"

type_identifier "InputStream"

variable_declarator

identifier "in"

; ";"

field_declaration

modifiers

private "private"

final "final"

type_identifier "Checksum"

variable_declarator

identifier "checksum"

; ";"

constructor_declaration

modifiers

public "public"

identifier "ChecksumCalculatingInputStream"

formal_parameters

( "("

formal_parameter

modifiers

final "final"

type_identifier "Checksum"

identifier "checksum"

, ","

formal_parameter

modifiers

final "final"

type_identifier "InputStream"

identifier "in"

) ")"

constructor_body

{ "{"

expression_statement

assignment_expression

field_access

this "this"

. "."

identifier "checksum"

= "="

identifier "checksum"

; ";"

expression_statement

assignment_expression

field_access

this "this"

. "."

identifier "in"

= "="

identifier "in"

; ";"

} "}"

block_comment "/**\n * Reads a single byte from the stream\n * @throw"...

method_declaration (+60 nodes collapsed)

block_comment "/**\n * Reads a byte array from the stream\n * @throws"...

method_declaration (+44 nodes collapsed)

block_comment "/**\n * Reads from the stream into a byte array.\n * @"...

method_declaration (+93 nodes collapsed)

method_declaration (+49 nodes collapsed)

block_comment "/**\n * Returns the calculated checksum.\n * @return t"...

method_declaration (+22 nodes collapsed)

} "}"

After

program

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

package_declaration

package "package"

scoped_identifier

identifier "org"

. "."

identifier "apache"

. "."

identifier "commons"

. "."

identifier "compress"

. "."

identifier "utils"

; ";"

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 "util"

. "."

identifier "zip"

. "."

identifier "Checksum"

; ";"

block_comment "/**\n * A stream that calculates the checksum of the data rea"...

class_declaration

modifiers

public "public"

class "class"

identifier "ChecksumCalculatingInputStream"

superclass

extends "extends"

type_identifier "InputStream"

class_body

{ "{"

field_declaration

modifiers

private "private"

final "final"

type_identifier "InputStream"

variable_declarator

identifier "in"

; ";"

field_declaration

modifiers

private "private"

final "final"

type_identifier "Checksum"

variable_declarator

identifier "checksum"

; ";"

constructor_declaration

modifiers

public "public"

identifier "ChecksumCalculatingInputStream"

formal_parameters

( "("

formal_parameter

modifiers

final "final"

type_identifier "Checksum"

identifier "checksum"

, ","

formal_parameter

modifiers

final "final"

type_identifier "InputStream"

identifier "in"

) ")"

constructor_body

{ "{"

if_statement

if "if"

parenthesized_expression

( "("

binary_expression

identifier "checksum"

== "=="

null_literal "null"

) ")"

block

{ "{"

throw_statement

throw "throw"

object_creation_expression

new "new"

type_identifier "NullPointerException"

argument_list

( "("

string_literal

" "\""

string_fragment "Parameter checksum must not be null"

" "\""

) ")"

; ";"

} "}"

if_statement

if "if"

parenthesized_expression

( "("

binary_expression

identifier "in"

== "=="

null_literal "null"

) ")"

block

{ "{"

throw_statement

throw "throw"

object_creation_expression

new "new"

type_identifier "NullPointerException"

argument_list

( "("

string_literal

" "\""

string_fragment "Parameter in must not be null"

" "\""

) ")"

; ";"

} "}"

expression_statement

assignment_expression

field_access

this "this"

. "."

identifier "checksum"

= "="

identifier "checksum"

; ";"

expression_statement

assignment_expression

field_access

this "this"

. "."

identifier "in"

= "="

identifier "in"

; ";"

} "}"

block_comment "/**\n * Reads a single byte from the stream\n * @throw"...

method_declaration (+60 nodes collapsed)

block_comment "/**\n * Reads a byte array from the stream\n * @throws"...

method_declaration (+44 nodes collapsed)

block_comment "/**\n * Reads from the stream into a byte array.\n * @"...

method_declaration (+93 nodes collapsed)

method_declaration (+49 nodes collapsed)

block_comment "/**\n * Returns the calculated checksum.\n * @return t"...

method_declaration (+22 nodes collapsed)

} "}"