processing/app/src/processing/app/Platform.java at master · orgicus/processing · GitHub

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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */

Part of the Processing project - http://processing.org

This program is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 2 of the License, or

(at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program; if not, write to the Free Software Foundation,

Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

package processing.app;

import java.io.File;

import java.io.FilenameFilter;

import java.io.IOException;

import java.util.HashMap;

import java.util.Map;

import com.sun.jna.platform.FileUtils;

import processing.app.platform.DefaultPlatform;

import processing.core.PApplet;

import processing.core.PConstants;

public class Platform {

static DefaultPlatform inst;

static Map<Integer, String> platformNames = new HashMap<Integer, String>();

static {

platformNames.put(PConstants.WINDOWS, "windows"); //$NON-NLS-1$

platformNames.put(PConstants.MACOSX, "macosx"); //$NON-NLS-1$

platformNames.put(PConstants.LINUX, "linux"); //$NON-NLS-1$

}

static Map<String, Integer> platformIndices = new HashMap<String, Integer>();

static {

platformIndices.put("windows", PConstants.WINDOWS); //$NON-NLS-1$

platformIndices.put("macosx", PConstants.MACOSX); //$NON-NLS-1$

platformIndices.put("linux", PConstants.LINUX); //$NON-NLS-1$

}

/** How many bits this machine is */

static int nativeBits;

static {

nativeBits = 32; // perhaps start with 32

String bits = System.getProperty("sun.arch.data.model"); //$NON-NLS-1$

if (bits != null) {

if (bits.equals("64")) { //$NON-NLS-1$

nativeBits = 64;

}

} else {

// if some other strange vm, maybe try this instead

if (System.getProperty("java.vm.name").contains("64")) { //$NON-NLS-1$ //$NON-NLS-2$

nativeBits = 64;

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

static public void init() {

try {

Class<?> platformClass = Class.forName("processing.app.Platform"); //$NON-NLS-1$

if (Platform.isMacOS()) {

platformClass = Class.forName("processing.app.platform.MacPlatform"); //$NON-NLS-1$

} else if (Platform.isWindows()) {

platformClass = Class.forName("processing.app.platform.WindowsPlatform"); //$NON-NLS-1$

} else if (Platform.isLinux()) {

platformClass = Class.forName("processing.app.platform.LinuxPlatform"); //$NON-NLS-1$

}

inst = (DefaultPlatform) platformClass.newInstance();

} catch (Exception e) {

Messages.showError("Problem Setting the Platform",

"An unknown error occurred while trying to load\n" +

"platform-specific code for your machine.", e);

}

static public void initBase(Base base) throws Exception {

inst.initBase(base);

}

static public void setLookAndFeel() throws Exception {

inst.setLookAndFeel();

}

static public File getSettingsFolder() throws Exception {

return inst.getSettingsFolder();

}

static public File getDefaultSketchbookFolder() throws Exception {

return inst.getDefaultSketchbookFolder();

}

static public void saveLanguage(String languageCode) {

inst.saveLanguage(languageCode);

}

// static public void openURL(String url) throws Exception {

// inst.openURL(url);

// }

// public boolean openFolderAvailable() {

// return inst.openFolderAvailable();

// }

// public void openFolder(File file) throws Exception {

// inst.openFolder(file);

// }

/**

* Implements the cross-platform headache of opening URLs.

* For 2.0a8 and later, this requires the parameter to be an actual URL,

* meaning that you can't send it a file:// path without a prefix. It also

* just calls into Platform, which now uses java.awt.Desktop (where

* possible, meaning not on Linux) now that we're requiring Java 6.

* As it happens the URL must also be properly URL-encoded.

static public void openURL(String url) {

try {

inst.openURL(url);

} catch (Exception e) {

Messages.showWarning("Problem Opening URL",

"Could not open the URL\n" + url, e);

}

/**

* Used to determine whether to disable the "Show Sketch Folder" option.

* @return true If a means of opening a folder is known to be available.

static public boolean openFolderAvailable() {

return inst.openFolderAvailable();

}

/**

* Implements the other cross-platform headache of opening

* a folder in the machine's native file browser.

static public void openFolder(File file) {

try {

inst.openFolder(file);

} catch (Exception e) {

Messages.showWarning("Problem Opening Folder",

"Could not open the folder\n" + file.getAbsolutePath(), e);

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

/**

* Return whether sketches will run as 32- or 64-bits based

* on the JVM that's in use.

static public int getNativeBits() {

return nativeBits;

}

/**

* Return the value of the os.arch property

static public String getNativeArch() {

return System.getProperty("os.arch");

}

* Return a string that identifies the variant of a platform

* e.g. "32" or "64" on Intel

static public String getVariant() {

return getVariant(PApplet.platform, getNativeArch(), getNativeBits());

}

static public String getVariant(int platform, String arch, int bits) {

if (platform == PConstants.LINUX &&

bits == 32 && "arm".equals(Platform.getNativeArch())) {

return "armv6hf"; // assume armv6hf for now

}

return Integer.toString(bits); // 32 or 64

}

static public String getName() {

return PConstants.platformNames[PApplet.platform];

}

/**

* Map a platform constant to its name.

* @param which PConstants.WINDOWS, PConstants.MACOSX, PConstants.LINUX

* @return one of "windows", "macosx", or "linux"

static public String getName(int which) {

return platformNames.get(which);

}

static public int getIndex(String what) {

Integer entry = platformIndices.get(what);

return (entry == null) ? -1 : entry.intValue();

}

// These were changed to no longer rely on PApplet and PConstants because

// of conflicts that could happen with older versions of core.jar, where

// the MACOSX constant would instead read as the LINUX constant.

/**

* returns true if Processing is running on a Mac OS X machine.

static public boolean isMacOS() {

//return PApplet.platform == PConstants.MACOSX;

return System.getProperty("os.name").indexOf("Mac") != -1; //$NON-NLS-1$ //$NON-NLS-2$

}

/**

* returns true if running on windows.

static public boolean isWindows() {

//return PApplet.platform == PConstants.WINDOWS;

return System.getProperty("os.name").indexOf("Windows") != -1; //$NON-NLS-1$ //$NON-NLS-2$

}

/**

* true if running on linux.

static public boolean isLinux() {

//return PApplet.platform == PConstants.LINUX;

return System.getProperty("os.name").indexOf("Linux") != -1; //$NON-NLS-1$ //$NON-NLS-2$

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

static protected File processingRoot;

/**

* Get reference to a file adjacent to the executable on Windows and Linux,

* or inside Contents/Resources/Java on Mac OS X. This will return the local

* JRE location, *whether or not it is the active JRE*.

static public File getContentFile(String name) {

if (processingRoot == null) {

// Get the path to the .jar file that contains Base.class

String path = Base.class.getProtectionDomain().getCodeSource().getLocation().getPath();

// Path may have URL encoding, so remove it

String decodedPath = PApplet.urlDecode(path);

if (decodedPath.contains("/app/bin")) { // This means we're in Eclipse

if (Platform.isMacOS()) {

processingRoot =

new File(path, "../../build/macosx/work/Processing.app/Contents/Java");

} else if (Platform.isWindows()) {

processingRoot = new File(path, "../../build/windows/work");

} else if (Platform.isLinux()) {

processingRoot = new File(path, "../../build/linux/work");

}

} else {

// The .jar file will be in the lib folder

File jarFolder = new File(decodedPath).getParentFile();

if (jarFolder.getName().equals("lib")) {

// The main Processing installation directory.

// This works for Windows, Linux, and Apple's Java 6 on OS X.

processingRoot = jarFolder.getParentFile();

} else if (Platform.isMacOS()) {

// This works for Java 8 on OS X. We don't have things inside a 'lib'

// folder on OS X. Adding it caused more problems than it was worth.

processingRoot = jarFolder;

}

if (processingRoot == null || !processingRoot.exists()) {

// Try working directory instead (user.dir, different from user.home)

System.err.println("Could not find lib folder via " +

jarFolder.getAbsolutePath() +

", switching to user.dir");

processingRoot = new File(System.getProperty("user.dir"));

}

return new File(processingRoot, name);

}

static public File getJavaHome() {

if (Platform.isMacOS()) {

//return "Contents/PlugIns/jdk1.7.0_40.jdk/Contents/Home/jre/bin/java";

File[] plugins = getContentFile("../PlugIns").listFiles(new FilenameFilter() {

public boolean accept(File dir, String name) {

return dir.isDirectory() &&

name.endsWith(".jdk") && !name.startsWith(".");

}

});

return new File(plugins[0], "Contents/Home/jre");

}

// On all other platforms, it's the 'java' folder adjacent to Processing

return getContentFile("java");

}

/** Get the path to the embedded Java executable. */

static public String getJavaPath() {

String javaPath = "bin/java" + (Platform.isWindows() ? ".exe" : "");

File javaFile = new File(getJavaHome(), javaPath);

try {

return javaFile.getCanonicalPath();

} catch (IOException e) {

return javaFile.getAbsolutePath();

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

/**

* Attempts to move to the Trash on OS X, or the Recycle Bin on Windows.

* Also tries to find a suitable Trash location on Linux.

* If not possible, just deletes the file or folder instead.

* @param file the folder or file to be removed/deleted

* @return true if the folder was successfully removed

* @throws IOException

static public boolean deleteFile(File file) throws IOException {

FileUtils fu = FileUtils.getInstance();

if (fu.hasTrash()) {

fu.moveToTrash(new File[] { file });

return true;

} else if (file.isDirectory()) {

Util.removeDir(file);

return true;

} else {

return file.delete();

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

static public void setenv(String variable, String value) {

inst.setenv(variable, value);

}

static public String getenv(String variable) {

return inst.getenv(variable);

}

static public int unsetenv(String variable) {

return inst.unsetenv(variable);

}

processing/app/src/processing/app/Platform.java at master · orgicus/processing · GitHub

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