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Cleanup, updated readme

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rob
2026-02-14 14:46:12 +01:00
parent 31a25c0155
commit e7e6817272
6 changed files with 4 additions and 186 deletions
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7
.classpath
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<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src"/>
<classpathentry kind="con" path="org.scala-ide.sdt.launching.SCALA_CONTAINER"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/jdk11"/>
<classpathentry kind="output" path="bin"/>
</classpath>

18
.project
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>TreeSize</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.scala-ide.sdt.core.scalabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.scala-ide.sdt.core.scalanature</nature>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

7
README.md
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# treesize
Rudimentäre Quick-and-dirty-Implementation des tree-Kommandos (Linux), einmal in Java und einmal in Scala
Rudimentary quick-and-dirty implementation of the tree-command (Linux)
* 16-Oct-2019 Erstellt und in svn-Repo hochgeladen
* 16-Oct-2019 Erstellt und in svn-Repo hochgeladen (two versions, Java and Scala)
* 02-Jun-2022 Mit git2svn in lokales git-Repo migriert und in selbstgehosteten Gitea-Server gepusht
* 14-Feb-2026 Removed Scala packages, added build system (Gradle)
___
RS 02-Jun-2022
RS 14-Feb-2026

87
src/dev/rsems/treesize/j/Test.java
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package dev.rsems.treesize.j;
import java.io.File;
import java.io.IOException;
import java.util.List;
public class Test {
//
private static String CORNER = "└── ";
private static String BLANK = " ";
private static String JUNCTION = "├── ";
private static String LINE = "│ ";
static void recurse(Directory d, int level) {
List<Directory> subs = d.children;
for (int i = 0; i < subs.size(); i++) {
Directory child = subs.get(i);
Long ts = child.totalSize;
if (true) /* (ts >= 100000000L) */ {
StringBuilder sb = new StringBuilder(String.format("D %,16d ", ts));
String s = "";
Directory temp = child;
int loop = 0;
while (temp.parent != null) {
if (temp.parent.children.indexOf(temp) == temp.parent.children.size() - 1) {
if (loop == 0) {
s = CORNER + s;
} else {
s = BLANK + s;
}
} else if (loop == 0) {
s = JUNCTION + s;
} else {
s = LINE + s;
}
temp = temp.parent;
loop++;
}
sb.append(s).append(child.fsdir.getName());
System.out.println(sb.toString());
}
/* if (level <= 4) */
recurse(child, level + 1);
int j = 0;
for (File f : child.files) {
Long fs = f.length();
StringBuilder sb = new StringBuilder(String.format(" %,16d ", fs));
String s = "";
Directory temp = child;
int loop = 0;
while (temp.parent != null) {
if (temp.parent.children.indexOf(temp) == temp.parent.children.size() - 1) {
s = BLANK + s;
} else if (loop == 0) {
s = JUNCTION + s;
} else {
s = LINE + s;
}
temp = temp.parent;
loop++;
}
if (j == child.files.length - 1) {
s = s + CORNER;
} else {
s = s + JUNCTION;
}
sb.append(s).append(f.getName());
System.out.println(sb.toString());
j++;
}
}
}
public static void main(String[] args) throws IOException {
String parm = args.length > 0 ? args[0] : ".";
File dir = new File(parm);
// System.out.println(dir.getCanonicalPath() + "\n");
Directory d = new Directory(null, dir);
String s = String.format("D %,16d", d.totalSize) + " " + d.fsdir.getCanonicalPath();
System.out.println(s);
recurse(d, 1);
}
}

23
src/dev/rsems/treesize/s/Directory.scala
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package dev.rsems.treesize.s
import java.io.File
import java.nio.file.Files
import scala.collection.mutable.ListBuffer
class Directory(val fsdir: File, val parent: Directory = null, val sort: Boolean = false) {
private var localSize = 0L
var children = ListBuffer[Directory]()
private val files = fsdir.listFiles
if (files != null)
localSize = files.filter(f => f.isFile() && !Files.isSymbolicLink(f.toPath)).map(f => f.length).sum
var totalSize = localSize
private val dirs = fsdir.listFiles
if (dirs != null) {
totalSize += dirs.filter(f => f.isDirectory() && !Files.isSymbolicLink(f.toPath)).map(dir => {
val subdir = new Directory(dir, this, sort)
children += subdir
subdir.totalSize
}).sum
if (sort) children = children.sortBy(-_.totalSize)
}
}

48
src/dev/rsems/treesize/s/Test.scala
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package dev.rsems.treesize.s
import java.io.File
object Test extends App {
// ─ │ ┌ ┐ └ ┘ ├ ┤ ┬ ┴ ┼
val LineUpAndRight = " \u2514\u2500\u2500 "; // " └── "
val LineBlank = " ";
val LineVerticalAndRight = " \u251c\u2500\u2500 "; // " ├── "
val LineVertical = " \u2502 "; // " │ "
def recurse(d: Directory, level: Int) {
for (child <- d.children) {
val ts = child.totalSize
val sb = new StringBuilder("%,16d ".format(ts))
var s = ""
var temp = child
var loop = 0
while (temp.parent != null) {
if (temp.parent.children.indexOf(temp) == temp.parent.children.size - 1) {
if (loop == 0) {
s = "└─ " + s
} else {
s = " " + s
}
} else if (loop == 0) {
s = "├─ " + s
} else {
s = "│ " + s
}
temp = temp.parent
loop += 1
}
sb.append(s).append(child.fsdir.getName)
println(sb.toString)
// if (level <= 4)
recurse(child, level + 1)
}
}
val dir = new Directory(new File(if (args.length > 0) args(0) else "."))
val s = "%,16d".format(dir.totalSize) + " " + dir.fsdir.getCanonicalPath
println(s)
recurse(dir, 1)
}