ZipOutputStream & directories
Eirik Bjørsnøs
eirbjo at gmail.com
Mon Mar 6 21:21:43 UTC 2023
>
> Eirik's mail mentions that 7% of Spring Petclinic dependences are
> directories. It might be interesting to dig into that to see how they
> are generated, is it mostly maven-jar-plugin and if so, which APIs is it
> using?
>
Some stats:
Of 109 JAR files, 2 do not have a manifest file, and 28 do not have a
"Created-By" attribute.
The distribution of "Created-By" of the remaining files:
1.4.2_09 (Apple Computer, Inc.): 1
Apache Maven Bundle Plugin: 30
Apache Maven Bundle Plugin 5.1.4: 2
Apache Maven Bundle Plugin 5.1.7: 2
Apache Maven 3.6.0: 1
Apache Maven 3.2.3: 1
Apache Maven 3.6.3: 2
Maven Jar Plugin 3.2.0: 5
Maven JAR Plugin 3.2.2: 2
1.6.0_32-b05 (Sun Microsystems Inc.): 1
1.8.0_25 (Oracle Corporation): 1
1.8.0_202 (Oracle Corporation): 1
1.8.0_252 (Oracle Corporation): 1
1.8.0_231 (Oracle Corporation): 1
1.8.0_241-b07 (Oracle Corporation): 1
1.8.0_281-b09 (Oracle Corporation): 1
1.8.0_333 (Oracle Corporation): 14
11.0.2 (Oracle Corporation 11.0.2+9): 1
11.0.8 (GraalVM Community): 1
11.0.11 (AdoptOpenJDK): 1
11.0.14 (Eclipse Adoptium): 1
11.0.13 (Eclipse Adoptium 11.0.13+8): 6
18.0.1+10 (Eclipse Adoptium): 1
I also checked which method was used for directories:
4 files had no directories.
65 files had DEFLATE only directories
34 files has STORED only directories
6 files (interestingly!) has a mix of DEFLATED and STORED directories.
Here is the count of directories of each method for each file:
jakarta.xml.bind-api-2.3.3.jar:
STORED 17
jsonassert-1.5.1.jar:
STORED 9
checker-qual-3.5.0.jar:
DEFLATED 59
byte-buddy-agent-1.12.13.jar:
STORED 13
spring-core-5.3.22.jar:
DEFLATED 53
jboss-logging-3.4.3.Final.jar:
STORED 7
spring-boot-actuator-2.7.3.jar:
DEFLATED 85
spring-web-5.3.22.jar:
DEFLATED 60
slf4j-api-1.7.36.jar:
STORED 9
junit-jupiter-5.8.2.jar:
DEFLATED 1
spring-aspects-5.3.22.jar:
DEFLATED 15
micrometer-core-1.9.3.jar:
DEFLATED 50
byte-buddy-1.12.13.jar:
DEFLATED 48
spring-context-5.3.22.jar:
DEFLATED 69
objenesis-3.2.jar:
STORED 12
json-smart-2.4.8.jar:
DEFLATED 11
spring-boot-starter-tomcat-2.7.3.jar:
DEFLATED 1
thymeleaf-3.0.15.RELEASE.jar:
STORED 42
postgresql-42.3.6.jar:
DEFLATED 57
spring-context-support-5.3.22.jar:
DEFLATED 17
junit-jupiter-engine-5.8.2.jar:
DEFLATED 13
spring-boot-starter-2.7.3.jar:
DEFLATED 1
jaxb-runtime-2.3.6.jar:
STORED 39
mysql-connector-java-8.0.30.jar:
STORED 36
log4j-api-2.17.2.jar:
STORED 23
spring-boot-starter-jdbc-2.7.3.jar:
DEFLATED 1
spring-boot-devtools-2.7.3.jar:
DEFLATED 24
spring-boot-test-autoconfigure-2.7.3.jar:
DEFLATED 37
spring-data-commons-2.7.2.jar:
STORED 49
spring-boot-starter-actuator-2.7.3.jar:
DEFLATED 1
log4j-to-slf4j-2.17.2.jar:
STORED 9
spring-boot-starter-aop-2.7.3.jar:
DEFLATED 1
jakarta.persistence-api-2.2.3.jar:
STORED 9
logback-core-1.2.11.jar:
STORED 41
spring-jcl-5.3.22.jar:
DEFLATED 7
junit-platform-commons-1.8.2.jar:
DEFLATED 16
assertj-core-3.22.0.jar:
STORED 76
spring-test-5.3.22.jar:
DEFLATED 50
json-path-2.7.0.jar:
DEFLATED 16
spring-boot-starter-web-2.7.3.jar:
DEFLATED 1
spring-beans-5.3.22.jar:
DEFLATED 16
accessors-smart-2.4.8.jar:
DEFLATED 8
jackson-core-2.13.3.jar:
STORED 2
DEFLATED 20
junit-platform-engine-1.8.2.jar:
DEFLATED 13
spring-aop-5.3.22.jar:
DEFLATED 21
asm-9.1.jar:
DEFLATED 5
spring-boot-starter-test-2.7.3.jar:
DEFLATED 1
classmate-1.5.1.jar:
DEFLATED 10
jandex-2.4.2.Final.jar:
DEFLATED 7
snakeyaml-1.30.jar:
DEFLATED 35
HdrHistogram-2.1.12.jar:
DEFLATED 7
thymeleaf-extras-java8time-3.0.4.RELEASE.jar:
STORED 8
spring-boot-actuator-autoconfigure-2.7.3.jar:
DEFLATED 106
thymeleaf-spring5-3.0.15.RELEASE.jar:
STORED 24
jakarta.activation-1.2.2.jar:
STORED 11
tomcat-embed-el-9.0.65.jar:
mockito-core-4.5.1.jar:
DEFLATED 69
jakarta.transaction-api-1.3.3.jar:
STORED 6
aspectjweaver-1.9.7.jar:
DEFLATED 47
spring-boot-starter-validation-2.7.3.jar:
DEFLATED 1
LatencyUtils-2.0.3.jar:
STORED 6
junit-jupiter-params-5.8.2.jar:
DEFLATED 29
spring-boot-starter-data-jpa-2.7.3.jar:
DEFLATED 1
spring-boot-starter-logging-2.7.3.jar:
DEFLATED 1
jakarta.activation-api-1.2.2.jar:
STORED 6
spring-boot-starter-json-2.7.3.jar:
DEFLATED 1
spring-boot-starter-thymeleaf-2.7.3.jar:
DEFLATED 1
jackson-datatype-jsr310-2.13.3.jar:
STORED 2
DEFLATED 15
tomcat-embed-websocket-9.0.65.jar:
spring-jdbc-5.3.22.jar:
DEFLATED 20
jackson-databind-2.13.3.jar:
STORED 2
DEFLATED 30
jul-to-slf4j-1.7.36.jar:
STORED 7
jackson-annotations-2.13.3.jar:
DEFLATED 8
tomcat-embed-core-9.0.65.jar:
hibernate-core-5.6.10.Final.jar:
DEFLATED 344
istack-commons-runtime-3.0.12.jar:
STORED 15
mockito-junit-jupiter-4.5.1.jar:
DEFLATED 5
apiguardian-api-1.1.2.jar:
DEFLATED 4
jakarta.annotation-api-1.3.5.jar:
STORED 8
xmlunit-core-2.9.0.jar:
STORED 14
bootstrap-5.1.3.jar:
DEFLATED 5
hibernate-commons-annotations-5.1.2.Final.jar:
DEFLATED 11
spring-webmvc-5.3.22.jar:
DEFLATED 32
hibernate-validator-6.2.4.Final.jar:
STORED 93
spring-boot-starter-cache-2.7.3.jar:
DEFLATED 1
font-awesome-4.7.0.jar:
DEFLATED 8
logback-classic-1.2.11.jar:
STORED 37
jackson-module-parameter-names-2.13.3.jar:
STORED 2
DEFLATED 10
unbescape-1.1.6.RELEASE.jar:
STORED 12
spring-expression-5.3.22.jar:
DEFLATED 10
txw2-2.3.6.jar:
STORED 10
attoparser-2.0.5.RELEASE.jar:
STORED 14
antlr-2.7.7.jar:
STORED 13
DEFLATED 1
cache-api-1.1.1.jar:
STORED 14
hamcrest-2.2.jar:
DEFLATED 13
junit-jupiter-api-5.8.2.jar:
DEFLATED 11
spring-tx-5.3.22.jar:
DEFLATED 24
h2-2.1.214.jar:
spring-data-jpa-2.7.2.jar:
STORED 24
ehcache-3.10.0.jar:
DEFLATED 158
spring-boot-test-2.7.3.jar:
DEFLATED 27
opentest4j-1.2.0.jar:
DEFLATED 3
HikariCP-4.0.3.jar:
DEFLATED 16
android-json-0.0.20131108.vaadin1.jar:
STORED 3
spring-boot-autoconfigure-2.7.3.jar:
DEFLATED 118
jackson-datatype-jdk8-2.13.3.jar:
STORED 2
DEFLATED 10
jakarta.validation-api-2.0.2.jar:
STORED 14
spring-boot-2.7.3.jar:
DEFLATED 105
spring-orm-5.3.22.jar:
DEFLATED 10
Cheers,
Eirik.
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