lidavidm commented on a change in pull request #125:
URL: https://github.com/apache/arrow-cookbook/pull/125#discussion_r787838122
##########
File path: java/CONTRIBUTING.rst
##########
@@ -0,0 +1,38 @@
+Bulding the Java Cookbook
+=========================
+
+The java cookbook uses the Sphinx documentation system.
Review comment:
```suggestion
The Java cookbook uses the Sphinx documentation system.
```
##########
File path: CONTRIBUTING.md
##########
@@ -28,7 +28,8 @@ how to make your recipes testable.
* [Contributing to Python Cookbook](python/CONTRIBUTING.rst)
* [Contributing to R Cookbook](r/CONTRIBUTING.md)
-
+ * [Contributing to Java Cookbook](java/CONTRIBUTING.md)
Review comment:
nit, but maybe keep this alphabetized?
##########
File path: java/ext/javadoctest.py
##########
@@ -0,0 +1,64 @@
+from sphinx.ext.doctest import *
+from sphinx.locale import __
+import subprocess
+from subprocess import Popen,PIPE
+import os
+
+class JavaTestDirective(TestDirective):
+ pass
+
+class JavaDocTestBuilder(DocTestBuilder):
+ """
+ Runs java test snippets in the documentation.
+ """
+ name = 'javadoctest'
+ epilog = __('Java testing of doctests in the sources finished, look at the
'
+ 'results in %(outdir)s/output.txt.')
+ def compile(self, code: str, name: str, type: str, flags: Any,
dont_inherit: bool) -> Any:
+ # go to project that contains all your arrow maven dependencies
+ cwd = os.getcwd()
+ os.chdir('./source/demo')
+
+ # create list of all arrow jar dependencies
+ proc_mvn_dependency = subprocess.Popen(['mvn', '-q',
'dependency:build-classpath', '-DincludeTypes=jar',
'-Dmdep.outputFile=.cp.tmp'], stdout=subprocess.PIPE, stderr=subprocess.PIPE,
text=True)
+ stdout_mvn, stderr_mvn = proc_mvn_dependency.communicate()
+ if not os.path.exists('.cp.tmp'):
+ raise RuntimeError(__('invalid process to create jshell
dependencies library'))
+
+ # get list of all arrow jar dependencies
+ proc_get_dependency = subprocess.Popen(['cat', '.cp.tmp'],
stdout=subprocess.PIPE, text=True)
+ stdout_dependency, stderr_dependency =
proc_get_dependency.communicate()
+ if not stdout_dependency:
+ raise RuntimeError(__('invalid process to list jshell dependencies
library'))
+
+ # execute java testing code thru jshell and read output
+ proc_java_arrow_code = subprocess.Popen(['echo', '' + code],
stdout=subprocess.PIPE)
+ proc_jshell_process = subprocess.Popen(['jshell', '--class-path',
stdout_dependency, '-'], stdin=proc_java_arrow_code.stdout,
stdout=subprocess.PIPE, text=True)
+ proc_java_arrow_code.stdout.close()
+ stdout_java_arrow, stderr_java_arrow =
proc_jshell_process.communicate()
+ if stderr_java_arrow:
+ raise RuntimeError(__('invalid process to run jshell por arrow
project'))
+
+ # continue with python logic code to do java output validation battle
tested
+ output = 'print('+stdout_java_arrow+')'
+
+ # go to default directory
+ os.chdir(cwd)
+
+ # continue with sphinx default logic
+ return compile(output, name, self.type, flags, dont_inherit)
+
+def setup(app: "ArrowSphinx") -> Dict[str, Any]:
+ app.add_directive('testcode', TestcodeDirective)
+ app.add_directive('testoutput', TestoutputDirective)
Review comment:
Where are these classes actually defined?
##########
File path: build/index.html
##########
@@ -41,6 +41,7 @@ <h1>Apache Arrow Cookbook</h1>
<li><a href="cpp/index.html">C++ Cookbook</a></li>
<li><a href="py/index.html">Python Cookbook</a></li>
<li><a href="r/index.html">R Cookbook</a></li>
+ <li><a href="java/index.html">Java Cookbook</a></li>
Review comment:
nit, but maybe keep this alphabetized?
##########
File path: java/ext/javadoctest.py
##########
@@ -0,0 +1,64 @@
+from sphinx.ext.doctest import *
+from sphinx.locale import __
+import subprocess
+from subprocess import Popen,PIPE
+import os
+
+class JavaTestDirective(TestDirective):
Review comment:
Is this used?
##########
File path: java/ext/javadoctest.py
##########
@@ -0,0 +1,64 @@
+from sphinx.ext.doctest import *
+from sphinx.locale import __
+import subprocess
+from subprocess import Popen,PIPE
+import os
+
+class JavaTestDirective(TestDirective):
+ pass
+
+class JavaDocTestBuilder(DocTestBuilder):
+ """
+ Runs java test snippets in the documentation.
+ """
+ name = 'javadoctest'
+ epilog = __('Java testing of doctests in the sources finished, look at the
'
+ 'results in %(outdir)s/output.txt.')
+ def compile(self, code: str, name: str, type: str, flags: Any,
dont_inherit: bool) -> Any:
+ # go to project that contains all your arrow maven dependencies
+ cwd = os.getcwd()
+ os.chdir('./source/demo')
Review comment:
`subprocess.Popen` lets you set the CWD, maybe we can use that instead
of setting the process's working directory?
##########
File path: java/source/demo/pom.xml
##########
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0";
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>org.example</groupId>
+ <artifactId>demo</artifactId>
+ <version>1.0-SNAPSHOT</version>
+
+ <properties>
+ <maven.compiler.source>8</maven.compiler.source>
+ <maven.compiler.target>8</maven.compiler.target>
+ <arrow.version>6.0.0</arrow.version>
+ <arrow.flight.version>0.15.1</arrow.flight.version>
Review comment:
0.15.1? Well, this value is unused in the first place - we should remove
it
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