diff options
Diffstat (limited to 'odk/source/com/sun/star/lib/loader/InstallationFinder.java')
| -rw-r--r-- | odk/source/com/sun/star/lib/loader/InstallationFinder.java | 154 |
1 files changed, 77 insertions, 77 deletions
diff --git a/odk/source/com/sun/star/lib/loader/InstallationFinder.java b/odk/source/com/sun/star/lib/loader/InstallationFinder.java index cb1ec7ad1143..da8117eb74d8 100644 --- a/odk/source/com/sun/star/lib/loader/InstallationFinder.java +++ b/odk/source/com/sun/star/lib/loader/InstallationFinder.java @@ -1,7 +1,7 @@ /************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * + * * Copyright 2000, 2010 Oracle and/or its affiliates. * * OpenOffice.org - a multi-platform office productivity suite @@ -51,10 +51,10 @@ import java.util.Vector; * enviroment variable won't work with those Java versions. * If no UNO installation is specified by the user, the default installation * on the system will be returned.</p> - * + * * <p>On the Windows platform the default installation is read from the Windows * Registry.</p> - * + * * <p>On the Unix/Linux platforms the default installation is found from the * PATH environment variable. Note, that for Java 1.3.1 and Java 1.4 the * default installation is found by using the 'which' command, because @@ -72,19 +72,19 @@ final class InstallationFinder { "com.sun.star.lib.loader.unopath"; private static final String ENVVAR_NAME = "UNO_PATH"; private static final String SOFFICE = "soffice"; // Unix/Linux only - + private InstallationFinder() {} // do not instantiate - + /** * Gets the path of a UNO installation. - * + * * @return the installation path or <code>null</code>, if no installation - * was specified or found, or if an error occured - */ + * was specified or found, or if an error occured + */ public static String getPath() { - + String path = null; - + // get the installation path from the Java system property // com.sun.star.lib.loader.unopath // (all platforms) @@ -116,7 +116,7 @@ final class InstallationFinder { // get the installation path from the 'which' // command (Unix/Linux platforms only) path = getPathFromWhich(); - if ( path == null ) { + if ( path == null ) { // get the installation path from the // .sversionrc file (Unix/Linux platforms only, // for older versions than OOo 2.0) @@ -127,10 +127,10 @@ final class InstallationFinder { } } } - + return path; } - + /** * Gets the installation path from a Java system property. * @@ -138,82 +138,82 @@ final class InstallationFinder { * The Java system property can be passed into the application by using * the -D flag, e.g. * java -D<property name>=<installation path> -jar application.jar.</p> - * + * * @return the installation path or <code>null</code>, if no installation * was specified in the Java system property or if an error occured - */ + */ private static String getPathFromProperty( String prop ) { String path = null; - + try { path = System.getProperty( prop ); } catch ( SecurityException e ) { // if a SecurityException was thrown, return <code>null</code> } - return path; + return path; } /** * Gets the installation path from an environment variable. - * + * * <p>This method is called on all platforms. - * Note, that in Java 1.3.1 and Java 1.4 System.getenv() throws - * java.lang.Error and therefore this method returns null for those + * Note, that in Java 1.3.1 and Java 1.4 System.getenv() throws + * java.lang.Error and therefore this method returns null for those * Java versions.</p> * * @return the installation path or <code>null</code>, if no installation * was specified in the environment variable or if an error occured */ - private static String getPathFromEnvVar( String var ) { + private static String getPathFromEnvVar( String var ) { String path = null; - + try { - path = System.getenv( var ); + path = System.getenv( var ); } catch ( SecurityException e ) { // if a SecurityException was thrown, return <code>null</code> } catch ( java.lang.Error err ) { - // System.getenv() throws java.lang.Error in Java 1.3.1 and + // System.getenv() throws java.lang.Error in Java 1.3.1 and // Java 1.4 } - + return path; } - + /** * Gets the installation path from the Windows Registry. * * <p>This method is called on the Windows platform only.</p> - * + * * @return the installation path or <code>null</code>, if no installation - * was found or if an error occured - */ + * was found or if an error occured + */ private static String getPathFromWindowsRegistry() { final String SUBKEYNAME = "Software\\LibreOffice\\UNO\\InstallPath"; String path = null; - + try { // read the key's default value from HKEY_CURRENT_USER WinRegKey key = new WinRegKey( "HKEY_CURRENT_USER", SUBKEYNAME ); - path = key.getStringValue( "" ); // default + path = key.getStringValue( "" ); // default } catch ( WinRegKeyException e ) { try { // read the key's default value from HKEY_LOCAL_MACHINE WinRegKey key = new WinRegKey( "HKEY_LOCAL_MACHINE", SUBKEYNAME ); - path = key.getStringValue( "" ); // default + path = key.getStringValue( "" ); // default } catch ( WinRegKeyException we ) { System.err.println( "com.sun.star.lib.loader." + "InstallationFinder::getPathFromWindowsRegistry: " + "reading key from Windows Registry failed: " + we ); - } + } } - - return path; + + return path; } /** @@ -232,17 +232,17 @@ final class InstallationFinder { private static String getPathFromPathEnvVar() { final String PATH_ENVVAR_NAME = "PATH"; - + String path = null; String str = null; - + try { str = System.getenv( PATH_ENVVAR_NAME ); } catch ( SecurityException e ) { // if a SecurityException was thrown, return <code>null</code> return null; } catch ( java.lang.Error err ) { - // System.getenv() throws java.lang.Error in Java 1.3.1 and + // System.getenv() throws java.lang.Error in Java 1.3.1 and // Java 1.4 return null; } @@ -254,7 +254,7 @@ final class InstallationFinder { File file = new File( tokens.nextToken(), SOFFICE ); try { if ( file.exists() ) { - try { + try { // resolve symlink path = file.getCanonicalFile().getParent(); if ( path != null ) @@ -265,7 +265,7 @@ final class InstallationFinder { System.err.println( "com.sun.star.lib.loader." + "InstallationFinder::getPathFromEnvVar: " + "bad path: " + e ); - } + } } } catch ( SecurityException e ) { // if a SecurityException was thrown, ignore this path @@ -273,10 +273,10 @@ final class InstallationFinder { } } } - + return path; } - + /** * Gets the installation path from the 'which' command on Unix/Linux * platforms. @@ -284,16 +284,16 @@ final class InstallationFinder { * <p>This method is called on Unix/Linux platforms only. * An installation is found, if the executable 'soffice' or a symbolic link * is in one of the directories listed in the PATH environment variable.</p> - * + * * @return the installation path or <code>null</code>, if no installation * was found or if an error occured - */ + */ private static String getPathFromWhich() { final String WHICH = "which"; - + String path = null; - + // start the which process String[] cmdArray = new String[2]; cmdArray[0] = WHICH; @@ -311,15 +311,15 @@ final class InstallationFinder { "which command failed: " + e ); return null; } - + // empty standard error stream in a seperate thread StreamGobbler gobbler = new StreamGobbler( proc.getErrorStream() ); gobbler.start(); - + // read the which output from standard input stream BufferedReader br = new BufferedReader( new InputStreamReader( proc.getInputStream() ) ); - String line = null; + String line = null; try { while ( ( line = br.readLine() ) != null ) { if ( path == null ) { @@ -351,28 +351,28 @@ final class InstallationFinder { return null; } finally { if ( br != null ) { - try { + try { br.close(); } catch ( IOException e ) { // closing standard input stream failed, ignore - } + } } - } - + } + try { // wait until the which process has terminated proc.waitFor(); } catch ( InterruptedException e ) { // the current thread was interrupted by another thread, // kill the which process - proc.destroy(); + proc.destroy(); // set the interrupted status - Thread.currentThread().interrupt(); + Thread.currentThread().interrupt(); } - + return path; } - + /** * Gets the installation path from the .sverionrc file in the user's home * directory. @@ -382,16 +382,16 @@ final class InstallationFinder { * OOo 2.0.</p> * * @return the installation path or <code>null</code>, if no installation - * was found or if an error occured + * was found or if an error occured */ private static String getPathFromSVersionFile() { final String SVERSION = ".sversionrc"; // Unix/Linux only final String VERSIONS = "[Versions]"; - + String path = null; - - try { + + try { File fSVersion = new File( System.getProperty( "user.home" ) ,SVERSION ); if ( fSVersion.exists() ) { @@ -400,7 +400,7 @@ final class InstallationFinder { try { br = new BufferedReader( new InputStreamReader( new FileInputStream( fSVersion ), "UTF-8" ) ); - String line = null; + String line = null; while ( ( line = br.readLine() ) != null && ( line.equals( VERSIONS ) ) != true ) { // read lines until [Versions] is found @@ -418,32 +418,32 @@ final class InstallationFinder { "reading .sversionrc file failed: " + e ); } finally { if ( br != null ) { - try { + try { br.close(); } catch ( IOException e ) { // closing .sversionrc failed, ignore - } + } } - } + } for ( int i = lines.size() - 1; i >= 0; i-- ) { StringTokenizer tokens = new StringTokenizer( (String)lines.elementAt( i ), "=" ); if ( tokens.countTokens() != 2 ) - continue; + continue; String key = tokens.nextToken(); String url = tokens.nextToken(); - path = getCanonicalPathFromFileURL( url ); + path = getCanonicalPathFromFileURL( url ); if ( path != null ) - break; - } - } + break; + } + } } catch ( SecurityException e ) { return null; - } - + } + return path; } - + /** * Translates an OOo-internal absolute file URL reference (encoded using * UTF-8) into a Java canonical pathname. @@ -456,14 +456,14 @@ final class InstallationFinder { * <code>null</code> is returned */ private static String getCanonicalPathFromFileURL( String oooUrl ) { - + String prefix = "file://"; if (oooUrl.length() < prefix.length() || !oooUrl.substring(0, prefix.length()).toLowerCase().equals( prefix)) { return null; - } + } StringBuffer buf = new StringBuffer(prefix); int n = oooUrl.indexOf('/', prefix.length()); if (n < 0) { @@ -546,12 +546,12 @@ final class InstallationFinder { ret = file.getCanonicalFile().getParent(); } catch ( IOException e ) { return null; - } + } } } catch ( SecurityException e ) { return null; } - + return ret; } |