| /* |
| * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.jmx.snmp.defaults; |
| |
| |
| // java import |
| // |
| import java.io.File; |
| import java.io.BufferedReader; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.util.StringTokenizer; |
| |
| /** |
| * This class represents a set of default directories used by Java DMK. |
| * |
| * <p><b>This API is a Sun Microsystems internal API and is subject |
| * to change without notice.</b></p> |
| * @since 1.5 |
| */ |
| public class DefaultPaths { |
| private static final String INSTALL_PATH_RESOURCE_NAME = "com/sun/jdmk/defaults/install.path"; |
| // private constructor defined to "hide" the default public constructor |
| private DefaultPaths() { |
| |
| } |
| |
| // PUBLIC STATIC METHODS |
| //---------------------- |
| |
| /** |
| * Returns the installation directory for Java DMK. |
| * |
| * The default value of the installation directory is: |
| * <CODE><base_dir> + File.separator + SUNWjdmk + File.separator + jdmk5.0 </CODE> |
| * |
| * @return Java DMK installation directory. |
| */ |
| public static String getInstallDir() { |
| if (installDir == null) |
| return useRessourceFile(); |
| else |
| return installDir; |
| } |
| |
| /** |
| * Returns the installation directory for Java DMK concatenated with dirname. |
| * |
| * The default value of the installation directory is: |
| * <CODE><base_dir> + File.separator + SUNWjdmk + File.separator + jdmk5.0 </CODE> |
| * |
| * @param dirname The directory to be appended. |
| * |
| * @return Java DMK installation directory + <CODE>File.separator</CODE> + <CODE>dirname</CODE>. |
| */ |
| public static String getInstallDir(String dirname) { |
| if (installDir == null) { |
| if (dirname == null) { |
| return getInstallDir(); |
| } else { |
| return getInstallDir() + File.separator + dirname; |
| } |
| } else { |
| if (dirname == null) { |
| return installDir; |
| } else { |
| return installDir + File.separator + dirname; |
| } |
| } |
| } |
| |
| /** |
| * Sets the installation directory for Java DMK. |
| * |
| * @param dirname The directory where Java DMK resides. |
| */ |
| public static void setInstallDir(String dirname) { |
| installDir = dirname; |
| } |
| |
| /** |
| * Returns the <CODE>etc</CODE> directory for Java DMK. |
| * <P> |
| * The default value of the <CODE>etc</CODE> directory is: |
| * <UL> |
| * <LI><CODE>DefaultPaths.getInstallDir("etc")</CODE>. |
| * </UL> |
| * |
| * @return Java DMK <CODE>etc</CODE> directory. |
| */ |
| public static String getEtcDir() { |
| if (etcDir == null) |
| return getInstallDir("etc"); |
| else |
| return etcDir; |
| } |
| |
| /** |
| * Returns the <CODE>etc</CODE> directory for Java DMK concatenated with dirname. |
| * <P> |
| * The default value of the <CODE>etc</CODE> directory is: |
| * <UL> |
| * <LI><CODE>DefaultPaths.getInstallDir("etc")</CODE>. |
| * </UL> |
| * |
| * @param dirname The directory to be appended. |
| * |
| * @return Java DMK <CODE>etc</CODE> directory + <CODE>File.separator</CODE> + <CODE>dirname</CODE>. |
| */ |
| public static String getEtcDir(String dirname) { |
| if (etcDir == null) { |
| if (dirname == null) { |
| return getEtcDir(); |
| } else { |
| return getEtcDir() + File.separator + dirname; |
| } |
| } else { |
| if (dirname == null) { |
| return etcDir; |
| } else { |
| return etcDir + File.separator + dirname; |
| } |
| } |
| } |
| |
| /** |
| * Sets the <CODE>etc</CODE> directory for Java DMK. |
| * |
| * @param dirname The <CODE>etc</CODE> directory for Java DMK. |
| */ |
| public static void setEtcDir(String dirname) { |
| etcDir = dirname; |
| } |
| |
| /** |
| * Returns the <CODE>tmp</CODE> directory for the product. |
| * <P> |
| * The default value of the <CODE>tmp</CODE> directory is: |
| * <UL> |
| * <LI><CODE>DefaultPaths.getInstallDir("tmp")</CODE>. |
| * </UL> |
| * |
| * @return Java DMK <CODE>tmp</CODE> directory. |
| */ |
| public static String getTmpDir() { |
| if (tmpDir == null) |
| return getInstallDir("tmp"); |
| else |
| return tmpDir; |
| } |
| |
| /** |
| * Returns the <CODE>tmp</CODE> directory for Java DMK concatenated with dirname. |
| * <P> |
| * The default value of the <CODE>tmp</CODE> directory is: |
| * <UL> |
| * <LI><CODE>DefaultPaths.getInstallDir("tmp")</CODE>. |
| * </UL> |
| * |
| * @param dirname The directory to be appended. |
| * |
| * @return Java DMK <CODE>tmp</CODE> directory + <CODE>File.separator</CODE> + <CODE>dirname</CODE>. |
| */ |
| public static String getTmpDir(String dirname) { |
| if (tmpDir == null) { |
| if (dirname == null) { |
| return getTmpDir(); |
| } else { |
| return getTmpDir() + File.separator + dirname; |
| } |
| } else { |
| if (dirname == null) { |
| return tmpDir; |
| } else { |
| return tmpDir + File.separator + dirname; |
| } |
| } |
| } |
| |
| /** |
| * Sets the <CODE>tmp</CODE> directory for the product |
| * |
| * @param dirname The <CODE>tmp</CODE> directory for Java DMK. |
| */ |
| public static void setTmpDir(String dirname) { |
| tmpDir = dirname; |
| } |
| |
| |
| // PRIVATE STATIC METHODS |
| //----------------------- |
| |
| private static String useRessourceFile() { |
| InputStream in = null; |
| BufferedReader r = null; |
| try { |
| in = |
| DefaultPaths.class.getClassLoader().getResourceAsStream(INSTALL_PATH_RESOURCE_NAME); |
| if(in == null) return null; |
| r = new BufferedReader(new InputStreamReader(in)); |
| installDir = r.readLine(); |
| }catch(Exception e) { |
| } |
| finally { |
| try { |
| if(in != null) in.close(); |
| if(r != null) r.close(); |
| }catch(Exception e) {} |
| } |
| return installDir; |
| } |
| |
| // PRIVATE VARIABLES |
| //------------------ |
| |
| /** |
| * Directories used by Java DMK. |
| */ |
| private static String etcDir; |
| private static String tmpDir; |
| private static String installDir; |
| } |