| /* |
| * Copyright (c) 2003, 2015, 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.java.util.jar.pack; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.PrintStream; |
| import java.io.PrintWriter; |
| import java.security.AccessController; |
| import java.security.PrivilegedAction; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Comparator; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| import java.util.Set; |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| import java.util.jar.Pack200; |
| |
| /** |
| * Control block for publishing Pack200 options to the other classes. |
| */ |
| |
| final class PropMap implements SortedMap<String, String> { |
| private final TreeMap<String, String> theMap = new TreeMap<>();; |
| |
| // Override: |
| public String put(String key, String value) { |
| String oldValue = theMap.put(key, value); |
| return oldValue; |
| } |
| |
| // All this other stuff is private to the current package. |
| // Outide clients of Pack200 do not need to use it; they can |
| // get by with generic SortedMap functionality. |
| private static Map<String, String> defaultProps; |
| static { |
| Properties props = new Properties(); |
| |
| // Allow implementation selected via -Dpack.disable.native=true |
| String propValue = getPropertyValue(Utils.DEBUG_DISABLE_NATIVE, "false"); |
| props.put(Utils.DEBUG_DISABLE_NATIVE, |
| String.valueOf(Boolean.parseBoolean(propValue))); |
| |
| // Set the DEBUG_VERBOSE from system |
| int verbose = 0; |
| try { |
| verbose = Integer.decode(getPropertyValue(Utils.DEBUG_VERBOSE, "0")); |
| } catch (NumberFormatException e) { |
| } |
| props.put(Utils.DEBUG_VERBOSE, String.valueOf(verbose)); |
| |
| // The segment size is unlimited |
| props.put(Pack200.Packer.SEGMENT_LIMIT, "-1"); |
| |
| // Preserve file ordering by default. |
| props.put(Pack200.Packer.KEEP_FILE_ORDER, Pack200.Packer.TRUE); |
| |
| // Preserve all modification times by default. |
| props.put(Pack200.Packer.MODIFICATION_TIME, Pack200.Packer.KEEP); |
| |
| // Preserve deflation hints by default. |
| props.put(Pack200.Packer.DEFLATE_HINT, Pack200.Packer.KEEP); |
| |
| // Pass through files with unrecognized attributes by default. |
| props.put(Pack200.Packer.UNKNOWN_ATTRIBUTE, Pack200.Packer.PASS); |
| |
| // Pass through files with unrecognized format by default, also |
| // allow system property to be set |
| props.put(Utils.CLASS_FORMAT_ERROR, |
| getPropertyValue(Utils.CLASS_FORMAT_ERROR, Pack200.Packer.PASS)); |
| |
| // Default effort is 5, midway between 1 and 9. |
| props.put(Pack200.Packer.EFFORT, "5"); |
| |
| // Define certain attribute layouts by default. |
| // Do this after the previous props are put in place, |
| // to allow override if necessary. |
| String propFile = "intrinsic.properties"; |
| |
| PrivilegedAction<InputStream> pa = |
| () -> PackerImpl.class.getResourceAsStream(propFile); |
| try (InputStream propStr = AccessController.doPrivileged(pa)) { |
| if (propStr == null) { |
| throw new RuntimeException(propFile + " cannot be loaded"); |
| } |
| props.load(propStr); |
| } catch (IOException ee) { |
| throw new RuntimeException(ee); |
| } |
| |
| for (Map.Entry<Object, Object> e : props.entrySet()) { |
| String key = (String) e.getKey(); |
| String val = (String) e.getValue(); |
| if (key.startsWith("attribute.")) { |
| e.setValue(Attribute.normalizeLayoutString(val)); |
| } |
| } |
| |
| @SuppressWarnings({"unchecked", "rawtypes"}) |
| HashMap<String, String> temp = new HashMap(props); // shrink to fit |
| defaultProps = temp; |
| } |
| |
| private static String getPropertyValue(String key, String defaultValue) { |
| PrivilegedAction<String> pa = () -> System.getProperty(key); |
| String s = AccessController.doPrivileged(pa); |
| return s != null ? s : defaultValue; |
| } |
| |
| PropMap() { |
| theMap.putAll(defaultProps); |
| } |
| |
| // Return a view of this map which includes only properties |
| // that begin with the given prefix. This is easy because |
| // the map is sorted, and has a subMap accessor. |
| SortedMap<String, String> prefixMap(String prefix) { |
| int len = prefix.length(); |
| if (len == 0) |
| return this; |
| char nextch = (char)(prefix.charAt(len-1) + 1); |
| String limit = prefix.substring(0, len-1)+nextch; |
| //System.out.println(prefix+" => "+subMap(prefix, limit)); |
| return subMap(prefix, limit); |
| } |
| |
| String getProperty(String s) { |
| return get(s); |
| } |
| String getProperty(String s, String defaultVal) { |
| String val = getProperty(s); |
| if (val == null) |
| return defaultVal; |
| return val; |
| } |
| String setProperty(String s, String val) { |
| return put(s, val); |
| } |
| |
| // Get sequence of props for "prefix", and "prefix.*". |
| List<String> getProperties(String prefix) { |
| Collection<String> values = prefixMap(prefix).values(); |
| List<String> res = new ArrayList<>(values.size()); |
| res.addAll(values); |
| while (res.remove(null)); |
| return res; |
| } |
| |
| private boolean toBoolean(String val) { |
| return Boolean.valueOf(val).booleanValue(); |
| } |
| boolean getBoolean(String s) { |
| return toBoolean(getProperty(s)); |
| } |
| boolean setBoolean(String s, boolean val) { |
| return toBoolean(setProperty(s, String.valueOf(val))); |
| } |
| int toInteger(String val) { |
| return toInteger(val, 0); |
| } |
| int toInteger(String val, int def) { |
| if (val == null) return def; |
| if (Pack200.Packer.TRUE.equals(val)) return 1; |
| if (Pack200.Packer.FALSE.equals(val)) return 0; |
| return Integer.parseInt(val); |
| } |
| int getInteger(String s, int def) { |
| return toInteger(getProperty(s), def); |
| } |
| int getInteger(String s) { |
| return toInteger(getProperty(s)); |
| } |
| int setInteger(String s, int val) { |
| return toInteger(setProperty(s, String.valueOf(val))); |
| } |
| |
| long toLong(String val) { |
| try { |
| return val == null ? 0 : Long.parseLong(val); |
| } catch (java.lang.NumberFormatException nfe) { |
| throw new IllegalArgumentException("Invalid value"); |
| } |
| } |
| long getLong(String s) { |
| return toLong(getProperty(s)); |
| } |
| long setLong(String s, long val) { |
| return toLong(setProperty(s, String.valueOf(val))); |
| } |
| |
| int getTime(String s) { |
| String sval = getProperty(s, "0"); |
| if (Utils.NOW.equals(sval)) { |
| return (int)((System.currentTimeMillis()+500)/1000); |
| } |
| long lval = toLong(sval); |
| final long recentSecondCount = 1000000000; |
| |
| if (lval < recentSecondCount*10 && !"0".equals(sval)) |
| Utils.log.warning("Supplied modtime appears to be seconds rather than milliseconds: "+sval); |
| |
| return (int)((lval+500)/1000); |
| } |
| |
| void list(PrintStream out) { |
| PrintWriter outw = new PrintWriter(out); |
| list(outw); |
| outw.flush(); |
| } |
| void list(PrintWriter out) { |
| out.println("#"+Utils.PACK_ZIP_ARCHIVE_MARKER_COMMENT+"["); |
| Set<Map.Entry<String, String>> defaults = defaultProps.entrySet(); |
| for (Map.Entry<String, String> e : theMap.entrySet()) { |
| if (defaults.contains(e)) continue; |
| out.println(" " + e.getKey() + " = " + e.getValue()); |
| } |
| out.println("#]"); |
| } |
| |
| @Override |
| public int size() { |
| return theMap.size(); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return theMap.isEmpty(); |
| } |
| |
| @Override |
| public boolean containsKey(Object key) { |
| return theMap.containsKey(key); |
| } |
| |
| @Override |
| public boolean containsValue(Object value) { |
| return theMap.containsValue(value); |
| } |
| |
| @Override |
| public String get(Object key) { |
| return theMap.get(key); |
| } |
| |
| @Override |
| public String remove(Object key) { |
| return theMap.remove(key); |
| } |
| |
| @Override |
| public void putAll(Map<? extends String, ? extends String> m) { |
| theMap.putAll(m); |
| } |
| |
| @Override |
| public void clear() { |
| theMap.clear(); |
| } |
| |
| @Override |
| public Set<String> keySet() { |
| return theMap.keySet(); |
| } |
| |
| @Override |
| public Collection<String> values() { |
| return theMap.values(); |
| } |
| |
| @Override |
| public Set<Map.Entry<String, String>> entrySet() { |
| return theMap.entrySet(); |
| } |
| |
| @Override |
| public Comparator<? super String> comparator() { |
| return theMap.comparator(); |
| } |
| |
| @Override |
| public SortedMap<String, String> subMap(String fromKey, String toKey) { |
| return theMap.subMap(fromKey, toKey); |
| } |
| |
| @Override |
| public SortedMap<String, String> headMap(String toKey) { |
| return theMap.headMap(toKey); |
| } |
| |
| @Override |
| public SortedMap<String, String> tailMap(String fromKey) { |
| return theMap.tailMap(fromKey); |
| } |
| |
| @Override |
| public String firstKey() { |
| return theMap.firstKey(); |
| } |
| |
| @Override |
| public String lastKey() { |
| return theMap.lastKey(); |
| } |
| } |