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ComputerDaddyGuyComputerDaddyGuy
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CLI: Work in progress
1 parent 7f0cd4d commit 3371861

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9 files changed

+493
-12
lines changed

9 files changed

+493
-12
lines changed

‎pom.xml‎

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@@ -39,6 +39,9 @@
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<!-- Dependencies versions -->
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<jackson.version>3.0.0</jackson.version>
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<hibernate-validator.version>9.0.1.Final</hibernate-validator.version>
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<picocli.version>4.7.7</picocli.version>
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<jspecify.version>1.0.0</jspecify.version>
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<junit.version>5.13.4</junit.version>
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<assertj.version>3.27.4</assertj.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>tools.jackson.core</groupId>
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<artifactId>jackson-databind</artifactId>
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<version>${jackson.version}</version>
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</dependency>
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<dependency>
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<groupId>org.hibernate.validator</groupId>
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<artifactId>hibernate-validator</artifactId>
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<version>${hibernate-validator.version}</version>
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</dependency>
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<dependency>
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<groupId>info.picocli</groupId>
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<artifactId>picocli</artifactId>
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<version>${picocli.version}</version>
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</dependency>
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<dependency>
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<groupId>org.jspecify</groupId>
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<artifactId>jspecify</artifactId>
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<configuration>
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<source>${java.version}</source>
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<target>${java.version}</target>
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<encoding>UTF-8</encoding>
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</configuration>
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</plugin>
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‎src/main/java/io/github/computerdaddyguy/jfiletreeprettyprinter/cli/FileTreePrettyPrinterCommandLine.java‎

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package io.github.computerdaddyguy.jfiletreeprettyprinter.cli;
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import io.github.computerdaddyguy.jfiletreeprettyprinter.FileTreePrettyPrinter;
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import picocli.CommandLine;
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public class FileTreePrettyPrinterCommandLine {
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public static void main(String[] args) {
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String path = ".";
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if (args != null && args.length > 0) {
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path = args[0];
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}
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try {
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var printer = FileTreePrettyPrinter.createDefault();
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var result = printer.prettyPrint(path);
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System.out.println(result);
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} catch (Exception e) {
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System.err.print("Error while pretty printing: " + e.getMessage());
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}
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int exitCode = new CommandLine(new PrettyPrintCommand()).execute(args);
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System.exit(exitCode);
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}
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}

‎src/main/java/io/github/computerdaddyguy/jfiletreeprettyprinter/cli/PrettyPrintCommand.java‎

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package io.github.computerdaddyguy.jfiletreeprettyprinter.cli;
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import io.github.computerdaddyguy.jfiletreeprettyprinter.FileTreePrettyPrinter;
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import io.github.computerdaddyguy.jfiletreeprettyprinter.cli.options.ExternalOptionsReader;
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import java.io.File;
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import java.nio.file.Path;
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import java.util.List;
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import java.util.concurrent.Callable;
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import java.util.logging.Level;
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import java.util.logging.LogManager;
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import java.util.logging.Logger;
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import picocli.CommandLine.Command;
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import picocli.CommandLine.Option;
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import picocli.CommandLine.Parameters;
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// @formatter:off
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@Command(
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name = "prettyprint",
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mixinStandardHelpOptions = true,
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version = "checksum 4.0",
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description = "Prints the checksum (SHA-256 by default) of a file to STDOUT."
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)
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// @formatter:on
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public class PrettyPrintCommand implements Callable<Integer> {
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@Parameters(index = "0", description = "The path to pretty print", arity = "0")
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private File file;
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@Option(names = { "-o", "--options" }, paramLabel = "OPTIONS", description = "the options file", arity = "0")
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private File optionsFile;
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@Override
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public Integer call() throws Exception {
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LogManager.getLogManager().reset();
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Logger.getLogger("org.hibernate.validator").setLevel(Level.OFF);
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var reader = new ExternalOptionsReader();
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reader.readOptions();
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Path path = detectPathToPrint();
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if (optionsFile != null) {
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path = optionsFile.toPath();
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}
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try {
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var printer = FileTreePrettyPrinter.createDefault();
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var result = printer.prettyPrint(path);
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System.out.println(result);
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} catch (Exception e) {
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System.err.print("Error while pretty printing: " + e.getMessage());
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return 1;
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}
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return 0;
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}
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private static Path detectPathToPrint() {
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for (var p : List.of("tmp", "target/tmp")) {
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var path = Path.of(p);
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if (path.toFile().exists()) {
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return path;
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}
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}
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return Path.of(".");
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}
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}

‎src/main/java/io/github/computerdaddyguy/jfiletreeprettyprinter/cli/RecordUtils.java‎

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package io.github.computerdaddyguy.jfiletreeprettyprinter.cli;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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public class RecordUtils {
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/**
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* Inspired from: https://sormuras.github.io/blog/2020-05-06-records-to-text-block.html
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*/
12+
public static String toTextBlock(Record record) {
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var lines = new ArrayList<String>();
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toTextBlock(lines, "", null, record, " ");
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return String.join(System.lineSeparator(), lines);
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}
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private static void toTextBlock(List<String> lines, String shift, String attrName, Object value, String indent) {
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var nested = value.getClass();
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if (nested.isRecord()) {
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toTextBlockRecord(lines, shift, attrName, (Record) value, indent);
22+
} else if (value instanceof Collection coll) {
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toTextBlockColl(lines, shift, attrName, coll, indent);
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} else {
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lines.add(String.format("%s%s = %s", shift, attrName, value));
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}
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}
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private static void toTextBlockRecord(List<String> lines, String shift, String attrName, Record record, String indent) {
30+
if (attrName == null) {
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lines.add(String.format("%s%s", shift, record.getClass().getSimpleName()));
32+
} else {
33+
lines.add(String.format("%s%s -> %s", shift, attrName, record.getClass().getSimpleName()));
34+
}
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var components = record.getClass().getRecordComponents();
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for (var component : components) {
39+
var compName = component.getName();
40+
try {
41+
var value = component.getAccessor().invoke(record);
42+
toTextBlock(lines, shift + indent, compName, value, indent);
43+
} catch (ReflectiveOperationException e) {
44+
lines.add("// Reflection over " + component + " failed: " + e);
45+
}
46+
}
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}
48+
49+
private static void toTextBlockColl(List<String> lines, String shift, String attrName, Collection<?> coll, String indent) {
50+
if (attrName == null) {
51+
lines.add(String.format("%s[", shift));
52+
} else {
53+
lines.add(String.format("%s%s = [", shift, attrName));
54+
}
55+
int i = 0;
56+
for (var item : coll) {
57+
toTextBlock(lines, shift + indent, "[" + i + "]", item, indent);
58+
i++;
59+
}
60+
lines.add(String.format("%s]", shift));
61+
}
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}

‎src/main/java/io/github/computerdaddyguy/jfiletreeprettyprinter/cli/options/ExternalOptionsReader.java‎

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package io.github.computerdaddyguy.jfiletreeprettyprinter.cli.options;
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import io.github.computerdaddyguy.jfiletreeprettyprinter.cli.RecordUtils;
4+
import io.github.computerdaddyguy.jfiletreeprettyprinter.cli.options.model.ExternalOptions;
5+
import jakarta.validation.ConstraintViolationException;
6+
import jakarta.validation.Validation;
7+
import java.nio.file.Path;
8+
import java.util.logging.Level;
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import java.util.logging.LogManager;
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import java.util.logging.Logger;
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import org.hibernate.validator.messageinterpolation.ParameterMessageInterpolator;
12+
import tools.jackson.databind.json.JsonMapper;
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public class ExternalOptionsReader {
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public void readOptions() {
17+
18+
/*
19+
* READ
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*/
21+
var mapper = JsonMapper.builder()
22+
// .withConfigOverride(
23+
// Object.class, cfg -> {
24+
// cfg.setNullHandling(JsonSetter.Value.forValueNulls(Nulls.FAIL, Nulls.FAIL));
25+
// }
26+
// )
27+
.build();
28+
var path = ".prettyprint";
29+
ExternalOptions externalOptions = mapper.readValue(Path.of(path), ExternalOptions.class);
30+
31+
/*
32+
* VALIDATE
33+
*/
34+
var validatorFactory = Validation.byDefaultProvider()
35+
.configure()
36+
.messageInterpolator(new ParameterMessageInterpolator())
37+
.buildValidatorFactory();
38+
var validator = validatorFactory.getValidator();
39+
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var violations = validator.validate(externalOptions);
41+
if (!violations.isEmpty()) {
42+
throw new ConstraintViolationException(violations);
43+
}
44+
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/*
46+
* PROCESS
47+
*/
48+
System.out.println("OK -->\n" + RecordUtils.toTextBlock(externalOptions));
49+
}
50+
51+
public static void main(String[] args) {
52+
LogManager.getLogManager().reset();
53+
Logger.getLogger("org.hibernate.validator").setLevel(Level.OFF);
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var reader = new ExternalOptionsReader();
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reader.readOptions();
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}
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}

‎src/main/java/io/github/computerdaddyguy/jfiletreeprettyprinter/cli/options/model/ChildLimit.java‎

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package io.github.computerdaddyguy.jfiletreeprettyprinter.cli.options.model;
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import com.fasterxml.jackson.annotation.JsonTypeInfo;
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import com.fasterxml.jackson.annotation.JsonTypeName;
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import jakarta.validation.Valid;
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import jakarta.validation.constraints.NotEmpty;
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import jakarta.validation.constraints.NotNull;
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import java.util.List;
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@JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY, property = "type")
11+
public sealed interface ChildLimit {
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13+
/**
14+
*
15+
* @param limit
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*/
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@JsonTypeName("static")
18+
public record StaticLimit(
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@NotNull Integer limit
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) implements ChildLimit {
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}
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/**
25+
*
26+
*/
27+
@JsonTypeName("dynamic")
28+
public record DynamicLimit(
29+
@Valid @NotNull @NotEmpty List<@Valid @NotNull DynamicLimitItem> limits
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) implements ChildLimit {
31+
32+
}
33+
34+
/**
35+
*
36+
*/
37+
public record DynamicLimitItem(
38+
@NotNull Integer limit,
39+
@Valid @NotNull Matcher matcher
40+
) {
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42+
}
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}

‎src/main/java/io/github/computerdaddyguy/jfiletreeprettyprinter/cli/options/model/ExternalOptions.java‎

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package io.github.computerdaddyguy.jfiletreeprettyprinter.cli.options.model;
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import jakarta.validation.Valid;
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public record ExternalOptions(
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Boolean emojis,
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@Valid ChildLimit childLimit
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) {
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public ExternalOptions(Boolean emojis, ChildLimit childLimit) {
11+
this.emojis = emojis == null ? false : emojis;
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this.childLimit = childLimit;
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}
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}

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