author | briangoetz |
Wed, 18 Dec 2013 16:05:18 -0500 | |
changeset 22163 | 3651128c74eb |
parent 15368 | 2577ddb7e710 |
child 22449 | 1fd6d4bec7dd |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.tools.sjavac; |
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|
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import java.io.File; |
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import java.util.Arrays; |
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import java.util.HashSet; |
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import java.util.Set; |
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import java.util.StringTokenizer; |
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|
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/** |
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* Utilities. |
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* |
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* <p><b>This is NOT part of any supported API. |
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* If you write code that depends on this, you do so at your own |
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* risk. This code and its internal interfaces are subject to change |
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* or deletion without notice.</b></p> |
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*/ |
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public class Util { |
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|
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public static String toFileSystemPath(String pkgId) { |
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if (pkgId == null || pkgId.length()==0) return null; |
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String pn; |
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if (pkgId.charAt(0) == ':') { |
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// When the module is the default empty module. |
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// Do not prepend the module directory, because there is none. |
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// Thus :java.foo.bar translates to java/foo/bar (or \) |
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pn = pkgId.substring(1).replace('.',File.separatorChar); |
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} else { |
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// There is a module. Thus jdk.base:java.foo.bar translates |
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// into jdk.base/java/foo/bar |
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int cp = pkgId.indexOf(':'); |
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String mn = pkgId.substring(0,cp); |
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pn = mn+File.separatorChar+pkgId.substring(cp+1).replace('.',File.separatorChar); |
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} |
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return pn; |
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} |
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public static String justPackageName(String pkgName) { |
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int c = pkgName.indexOf(":"); |
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assert(c != -1); |
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return pkgName.substring(c+1); |
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} |
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public static String extractStringOption(String opName, String s) { |
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int p = s.indexOf(opName+"="); |
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if (p == -1) return null; |
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p+=opName.length()+1; |
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int pe = s.indexOf(',', p); |
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if (pe == -1) pe = s.length(); |
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return s.substring(p, pe); |
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} |
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public static int extractIntOption(String opName, String s) { |
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int p = s.indexOf(opName+"="); |
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if (p == -1) return 0; |
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p+=opName.length()+1; |
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int pe = s.indexOf(',', p); |
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if (pe == -1) pe = s.length(); |
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int v = 0; |
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try { |
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v = Integer.parseInt(s.substring(p, pe)); |
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} catch (Exception e) {} |
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return v; |
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} |
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/** |
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* Clean out unwanted sub options supplied inside a primary option. |
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* For example to only had portfile remaining from: |
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* settings="--server:id=foo,portfile=bar" |
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* do settings = cleanOptions("--server:",Util.set("-portfile"),settings); |
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* now settings equals "--server:portfile=bar" |
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* |
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* @param optionPrefix The option name, including colon, eg --server: |
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* @param allowsSubOptions A set of the allowed sub options, id portfile etc. |
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* @param s The option settings string. |
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*/ |
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public static String cleanSubOptions(String optionPrefix, Set<String> allowedSubOptions, String s) { |
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StringBuilder sb = new StringBuilder(); |
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if (!s.startsWith(optionPrefix)) return ""; |
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StringTokenizer st = new StringTokenizer(s.substring(optionPrefix.length()), ","); |
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while (st.hasMoreTokens()) { |
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String o = st.nextToken(); |
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int p = o.indexOf('='); |
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if (p>0) { |
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String key = o.substring(0,p); |
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String val = o.substring(p+1); |
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if (allowedSubOptions.contains(key)) { |
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if (sb.length() > 0) sb.append(','); |
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sb.append(key+"="+val); |
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} |
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} |
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} |
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return sb.toString(); |
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} |
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/** |
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* Convenience method to create a set with strings. |
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*/ |
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public static Set<String> set(String... ss) { |
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Set<String> set = new HashSet<>(); |
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set.addAll(Arrays.asList(ss)); |
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return set; |
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} |
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/** |
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* Normalize windows drive letter paths to upper case to enable string |
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* comparison. |
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* |
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* @param file File name to normalize |
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* @return The normalized string if file has a drive letter at the beginning, |
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* otherwise the original string. |
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136 |
*/ |
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137 |
public static String normalizeDriveLetter(String file) { |
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138 |
if (file.length() > 2 && file.charAt(1) == ':') { |
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return Character.toUpperCase(file.charAt(0)) + file.substring(1); |
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140 |
} else if (file.length() > 3 && file.charAt(0) == '*' |
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&& file.charAt(2) == ':') { |
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// Handle a wildcard * at the beginning of the string. |
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return file.substring(0, 1) + Character.toUpperCase(file.charAt(1)) |
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+ file.substring(2); |
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} |
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return file; |
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} |
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148 |
|
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/** |
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* Locate the setting for the server properties. |
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*/ |
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public static String findServerSettings(String[] args) { |
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for (String s : args) { |
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if (s.startsWith("--server:")) { |
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return s; |
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} |
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} |
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return null; |
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} |
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} |