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-rw-r--r--bundles/org.eclipse.swt/Eclipse SWT PI/common_j2se/org/eclipse/swt/internal/Library.java267
1 files changed, 0 insertions, 267 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT PI/common_j2se/org/eclipse/swt/internal/Library.java b/bundles/org.eclipse.swt/Eclipse SWT PI/common_j2se/org/eclipse/swt/internal/Library.java
deleted file mode 100644
index 54d1d197af..0000000000
--- a/bundles/org.eclipse.swt/Eclipse SWT PI/common_j2se/org/eclipse/swt/internal/Library.java
+++ /dev/null
@@ -1,267 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2009 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.swt.internal;
-
-import java.io.*;
-
-public class Library {
-
- /* SWT Version - Mmmm (M=major, mmm=minor) */
-
- /**
- * SWT Major version number (must be >= 0)
- */
- static int MAJOR_VERSION = 3;
-
- /**
- * SWT Minor version number (must be in the range 0..999)
- */
- static int MINOR_VERSION = 601;
-
- /**
- * SWT revision number (must be >= 0)
- */
- static int REVISION = 0;
-
- /**
- * The JAVA and SWT versions
- */
- public static final int JAVA_VERSION, SWT_VERSION;
-
- static final String SEPARATOR;
-
- /* 64-bit support */
- static /*final*/ boolean IS_64 = 0x1FFFFFFFFL == (int /*long*/)0x1FFFFFFFFL;
- static final String SUFFIX_64 = "-64"; //$NON-NLS-1$
- static final String SWTDIR_32 = "swtlib-32"; //$NON-NLS-1$
- static final String SWTDIR_64 = "swtlib-64"; //$NON-NLS-1$
-
-static {
- SEPARATOR = System.getProperty("file.separator");
- JAVA_VERSION = parseVersion(System.getProperty("java.version"));
- SWT_VERSION = SWT_VERSION(MAJOR_VERSION, MINOR_VERSION);
-}
-
-static int parseVersion(String version) {
- if (version == null) return 0;
- int major = 0, minor = 0, micro = 0;
- int length = version.length(), index = 0, start = 0;
- while (index < length && Character.isDigit(version.charAt(index))) index++;
- try {
- if (start < length) major = Integer.parseInt(version.substring(start, index));
- } catch (NumberFormatException e) {}
- start = ++index;
- while (index < length && Character.isDigit(version.charAt(index))) index++;
- try {
- if (start < length) minor = Integer.parseInt(version.substring(start, index));
- } catch (NumberFormatException e) {}
- start = ++index;
- while (index < length && Character.isDigit(version.charAt(index))) index++;
- try {
- if (start < length) micro = Integer.parseInt(version.substring(start, index));
- } catch (NumberFormatException e) {}
- return JAVA_VERSION(major, minor, micro);
-}
-
-/**
- * Returns the Java version number as an integer.
- *
- * @param major
- * @param minor
- * @param micro
- * @return the version
- */
-public static int JAVA_VERSION (int major, int minor, int micro) {
- return (major << 16) + (minor << 8) + micro;
-}
-
-/**
- * Returns the SWT version number as an integer.
- *
- * @param major
- * @param minor
- * @return the version
- */
-public static int SWT_VERSION (int major, int minor) {
- return major * 1000 + minor;
-}
-
-static boolean extract (String fileName, String mappedName) {
- FileOutputStream os = null;
- InputStream is = null;
- File file = new File(fileName);
- boolean extracted = false;
- try {
- if (!file.exists ()) {
- is = Library.class.getResourceAsStream ("/" + mappedName); //$NON-NLS-1$
- if (is != null) {
- extracted = true;
- int read;
- byte [] buffer = new byte [4096];
- os = new FileOutputStream (fileName);
- while ((read = is.read (buffer)) != -1) {
- os.write(buffer, 0, read);
- }
- os.close ();
- is.close ();
- if (!Platform.PLATFORM.equals ("win32")) { //$NON-NLS-1$
- try {
- Runtime.getRuntime ().exec (new String []{"chmod", "755", fileName}).waitFor(); //$NON-NLS-1$ //$NON-NLS-2$
- } catch (Throwable e) {}
- }
- }
- }
- if (load (fileName)) return true;
- } catch (Throwable e) {
- try {
- if (os != null) os.close ();
- } catch (IOException e1) {}
- try {
- if (is != null) is.close ();
- } catch (IOException e1) {}
- if (extracted && file.exists ()) file.delete ();
- }
- return false;
-}
-
-static boolean load (String libName) {
- try {
- if (libName.indexOf (SEPARATOR) != -1) {
- System.load (libName);
- } else {
- System.loadLibrary (libName);
- }
- return true;
- } catch (UnsatisfiedLinkError e) {}
- return false;
-}
-
-/**
- * Loads the shared library that matches the version of the
- * Java code which is currently running. SWT shared libraries
- * follow an encoding scheme where the major, minor and revision
- * numbers are embedded in the library name and this along with
- * <code>name</code> is used to load the library. If this fails,
- * <code>name</code> is used in another attempt to load the library,
- * this time ignoring the SWT version encoding scheme.
- *
- * @param name the name of the library to load
- */
-public static void loadLibrary (String name) {
- loadLibrary (name, true);
-}
-
-/**
- * Loads the shared library that matches the version of the
- * Java code which is currently running. SWT shared libraries
- * follow an encoding scheme where the major, minor and revision
- * numbers are embedded in the library name and this along with
- * <code>name</code> is used to load the library. If this fails,
- * <code>name</code> is used in another attempt to load the library,
- * this time ignoring the SWT version encoding scheme.
- *
- * @param name the name of the library to load
- * @param mapName true if the name should be mapped, false otherwise
- */
-public static void loadLibrary (String name, boolean mapName) {
- String prop = System.getProperty ("sun.arch.data.model"); //$NON-NLS-1$
- if (prop == null) prop = System.getProperty ("com.ibm.vm.bitmode"); //$NON-NLS-1$
- if (prop != null) {
- if ("32".equals (prop) && IS_64) { //$NON-NLS-1$
- throw new UnsatisfiedLinkError ("Cannot load 64-bit SWT libraries on 32-bit JVM"); //$NON-NLS-1$
- }
- if ("64".equals (prop) && !IS_64) { //$NON-NLS-1$
- throw new UnsatisfiedLinkError ("Cannot load 32-bit SWT libraries on 64-bit JVM"); //$NON-NLS-1$
- }
- }
-
- /* Compute the library name and mapped name */
- String libName1, libName2, mappedName1, mappedName2;
- if (mapName) {
- String version = System.getProperty ("swt.version"); //$NON-NLS-1$
- if (version == null) {
- version = "" + MAJOR_VERSION; //$NON-NLS-1$
- /* Force 3 digits in minor version number */
- if (MINOR_VERSION < 10) {
- version += "00"; //$NON-NLS-1$
- } else {
- if (MINOR_VERSION < 100) version += "0"; //$NON-NLS-1$
- }
- version += MINOR_VERSION;
- /* No "r" until first revision */
- if (REVISION > 0) version += "r" + REVISION; //$NON-NLS-1$
- }
- libName1 = name + "-" + Platform.PLATFORM + "-" + version; //$NON-NLS-1$ //$NON-NLS-2$
- libName2 = name + "-" + Platform.PLATFORM; //$NON-NLS-1$
- mappedName1 = mapLibraryName (libName1);
- mappedName2 = mapLibraryName (libName2);
- } else {
- libName1 = libName2 = mappedName1 = mappedName2 = name;
- }
-
- /* Try loading library from swt library path */
- String path = System.getProperty ("swt.library.path"); //$NON-NLS-1$
- if (path != null) {
- path = new File (path).getAbsolutePath ();
- if (load (path + SEPARATOR + mappedName1)) return;
- if (mapName && load (path + SEPARATOR + mappedName2)) return;
- }
-
- /* Try loading library from java library path */
- if (load (libName1)) return;
- if (mapName && load (libName2)) return;
-
- /* Try loading library from the tmp directory if swt library path is not specified */
- String fileName1 = mappedName1;
- String fileName2 = mappedName2;
- if (path == null) {
- path = System.getProperty ("java.io.tmpdir"); //$NON-NLS-1$
- File dir = new File (path, IS_64 ? SWTDIR_64 : SWTDIR_32);
- boolean make = false;
- if ((dir.exists () && dir.isDirectory ()) || (make = dir.mkdir ())) {
- path = dir.getAbsolutePath ();
- if (make && !Platform.PLATFORM.equals ("win32")) { //$NON-NLS-1$
- try {
- Runtime.getRuntime ().exec (new String []{"chmod", "777", path}).waitFor(); //$NON-NLS-1$ //$NON-NLS-2$
- } catch (Throwable e) {}
- }
- } else {
- /* fall back to using the tmp directory */
- if (IS_64) {
- fileName1 = mapLibraryName (libName1 + SUFFIX_64);
- fileName2 = mapLibraryName (libName2 + SUFFIX_64);
- }
- }
- if (load (path + SEPARATOR + fileName1)) return;
- if (mapName && load (path + SEPARATOR + fileName2)) return;
- }
-
- /* Try extracting and loading library from jar */
- if (path != null) {
- if (extract (path + SEPARATOR + fileName1, mappedName1)) return;
- if (mapName && extract (path + SEPARATOR + fileName2, mappedName2)) return;
- }
-
- /* Failed to find the library */
- throw new UnsatisfiedLinkError ("no " + libName1 + " or " + libName2 + " in swt.library.path, java.library.path or the jar file"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
-}
-
-static String mapLibraryName (String libName) {
- /* SWT libraries in the Macintosh use the extension .jnilib but the some VMs map to .dylib. */
- libName = System.mapLibraryName (libName);
- String ext = ".dylib"; //$NON-NLS-1$
- if (libName.endsWith(ext)) {
- libName = libName.substring(0, libName.length() - ext.length()) + ".jnilib"; //$NON-NLS-1$
- }
- return libName;
-}
-
-}
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