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package ij.plugin;
import ij.*;
import ij.text.*;
import ij.io.OpenDialog;
import ij.gui.GUI;
import java.awt.*;
import java.util.*;
import java.applet.Applet;
/** Displays the Java system properties in a text window. */
public class JavaProperties implements PlugIn {
ArrayList list = new ArrayList();
public void run(String arg) {
show("java.version");
show("java.vendor");
if (IJ.isMacintosh()) show("mrj.version");
show("os.name");
show("os.version");
show("os.arch");
show("file.separator");
show("path.separator");
String s = System.getProperty("line.separator");
char ch1, ch2;
String str1, str2="";
ch1 = s.charAt(0);
if (ch1=='\r')
str1 = "<cr>";
else
str1 = "<lf>";
if (s.length()==2) {
ch2 = s.charAt(1);
if (ch2=='\r')
str2 = "<cr>";
else
str2 = "<lf>";
}
list.add(" line.separator: " + str1 + str2);
Applet applet = IJ.getApplet();
if (applet!=null) {
list.add("");
list.add(" code base: "+applet.getCodeBase());
list.add(" document base: "+applet.getDocumentBase());
list.add(" sample images dir: "+Prefs.getImagesURL());
TextWindow tw = new TextWindow("Properties", "", list, 400, 400);
return;
}
list.add("");
show("user.name");
show("user.home");
show("user.dir");
show("user.country");
show("file.encoding");
show("java.home");
show("java.compiler");
show("java.class.path");
show("java.ext.dirs");
show("java.io.tmpdir");
list.add("");
String userDir = System.getProperty("user.dir");
String userHome = System.getProperty("user.home");
String osName = System.getProperty("os.name");
String path = Prefs.getCustomPropsPath();
if (path!=null)
list.add(" *Custom properties*: "+path);
path = Prefs.getCustomPrefsPath();
if (path!=null)
list.add(" *Custom preferences*: "+path);
list.add(" IJ.getVersion: "+IJ.getVersion());
list.add(" IJ.getFullVersion: "+IJ.getFullVersion());
list.add(" IJ.javaVersion: "+IJ.javaVersion());
list.add(" IJ.isJava18(): "+IJ.isJava18());
list.add(" IJ.isLinux: "+IJ.isLinux());
list.add(" IJ.isMacintosh: "+IJ.isMacintosh());
list.add(" IJ.isMacOSX: "+IJ.isMacOSX());
list.add(" IJ.isWindows: "+IJ.isWindows());
list.add(" IJ.is64Bit: "+IJ.is64Bit());
list.add("");
list.add(" IJ.getDir(\"imagej\"): "+ IJ.getDir("imagej"));
list.add(" IJ.getDir(\"home\"): "+ IJ.getDir("home"));
list.add(" IJ.getDir(\"plugins\"): "+ IJ.getDir("plugins"));
list.add(" IJ.getDir(\"macros\"): "+ IJ.getDir("macros"));
list.add(" IJ.getDir(\"luts\"): "+ IJ.getDir("luts"));
list.add(" IJ.getDir(\"current\"): "+ IJ.getDir("current"));
list.add(" IJ.getDir(\"cwd\"): "+ IJ.getDir("cwd"));
list.add(" IJ.getDir(\"temp\"): "+ IJ.getDir("temp"));
list.add(" IJ.getDir(\"default\"): "+ IJ.getDir("default"));
list.add(" IJ.getDir(\"image\"): "+ IJ.getDir("image"));
list.add(" IJ.getDir(\"preferences\"): "+ IJ.getDir("preferences"));
list.add("");
list.add(" Menus.getPlugInsPath: "+Menus.getPlugInsPath());
list.add(" Menus.getMacrosPath: "+Menus.getMacrosPath());
list.add(" Prefs.getImageJDir: "+Prefs.getImageJDir());
list.add(" Prefs.getThreads: "+Prefs.getThreads()+cores());
list.add(" Prefs.open100Percent: "+Prefs.open100Percent);
list.add(" Prefs.blackBackground: "+Prefs.blackBackground);
list.add(" Prefs.useJFileChooser: "+Prefs.useJFileChooser);
list.add(" Prefs.weightedColor: "+Prefs.weightedColor);
list.add(" Prefs.blackCanvas: "+Prefs.blackCanvas);
list.add(" Prefs.pointAutoMeasure: "+Prefs.pointAutoMeasure);
list.add(" Prefs.pointAutoNextSlice: "+Prefs.pointAutoNextSlice);
list.add(" Prefs.requireControlKey: "+Prefs.requireControlKey);
list.add(" Prefs.useInvertingLut: "+Prefs.useInvertingLut);
list.add(" Prefs.antialiasedTools: "+Prefs.antialiasedTools);
list.add(" Prefs.useInvertingLut: "+Prefs.useInvertingLut);
list.add(" Prefs.intelByteOrder: "+Prefs.intelByteOrder);
list.add(" Prefs.noPointLabels: "+Prefs.noPointLabels);
list.add(" Prefs.disableUndo: "+Prefs.disableUndo);
list.add(" Prefs dir: "+Prefs.getPrefsDir());
list.add(" Current dir: "+OpenDialog.getDefaultDirectory());
list.add(" Sample images dir: "+Prefs.getImagesURL());
list.add(" Memory in use: "+IJ.freeMemory());
Rectangle s1 = GUI.getScreenBounds(); // primary screen
Rectangle s2 = GUI.getScreenBounds(IJ.getInstance()); // screen with "ImageJ" window
if (s1.equals(s2))
list.add(" Screen size: " + s1.width + "x" + s1.height);
else {
list.add(" Size of primary screen: " + s1.width + "x" + s1.height);
list.add(" Size of \"ImageJ\" screen: " + s2.width + "x" + s2.height);
}
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
list.add(" Max window bounds: " + toString(GUI.getMaxWindowBounds(IJ.getInstance())));
listMonitors(ge, list);
System.gc();
doFullDump();
if (IJ.getInstance()==null) {
for (int i=0; i<list.size(); i++)
IJ.log((String)list.get(i));
} else
new TextWindow("Properties", "", list, 400, 500);
}
private void listMonitors(GraphicsEnvironment ge, ArrayList list) {
int max = 10;
String[] str = new String[max];
int n = 0;
Rectangle bounds2 = null;
GraphicsDevice[] gs = ge.getScreenDevices();
for (int j=0; j<gs.length; j++) {
GraphicsDevice gd = gs[j];
GraphicsConfiguration[] gc = gd.getConfigurations();
for (int i=0; i<gc.length; i++) {
Rectangle bounds = gc[i].getBounds();
if (bounds!=null && !bounds.equals(bounds2) && n<max) {
str[n++] = toString(bounds);
bounds2 = bounds;
}
}
}
if (n>1) {
for (int i=0; i<n; i++)
list.add(" Monitor"+(i+1)+": " + str[i]);
}
}
private String toString(Rectangle r) {
if (r==null) return "";
String s = r.toString();
return s.substring(19, s.length()-1);
}
String cores() {
int cores = Runtime.getRuntime().availableProcessors();
if (cores==1)
return " (1 core)";
else
return " ("+cores+" cores)";
}
void show(String property) {
String p = System.getProperty(property);
if (p!=null)
list.add(" " + property + ": " + p);
}
void doFullDump() {
list.add("");
list.add("All Java Properties");
Properties props = System.getProperties();
for (Enumeration en=props.keys(); en.hasMoreElements();) {
String key = (String)en.nextElement();
list.add(" "+key+": "+(String)props.get(key));
}
}
}
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