1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/classes/com/sun/tools/sjavac/CleanProperties.java Mon Feb 04 18:08:53 2013 -0500
1.3 @@ -0,0 +1,148 @@
1.4 +/*
1.5 + * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.tools.sjavac;
1.30 +
1.31 +import java.io.*;
1.32 +import java.net.URI;
1.33 +import java.util.ArrayList;
1.34 +import java.util.Collections;
1.35 +import java.util.Iterator;
1.36 +import java.util.List;
1.37 +import java.util.Set;
1.38 +import java.util.HashSet;
1.39 +import java.util.Map;
1.40 +import java.util.Properties;
1.41 +
1.42 +/**
1.43 + * The clean properties transform should not be necessary.
1.44 + * Eventually we will cleanup the property file sources in the OpenJDK instead.
1.45 + *
1.46 + * <p><b>This is NOT part of any supported API.
1.47 + * If you write code that depends on this, you do so at your own
1.48 + * risk. This code and its internal interfaces are subject to change
1.49 + * or deletion without notice.</b></p>
1.50 + */
1.51 +public class CleanProperties implements Transformer
1.52 +{
1.53 + public void setExtra(String e) {
1.54 + // Any extra information is ignored for clean properties.
1.55 + }
1.56 +
1.57 + public void setExtra(String[] a) {
1.58 + // Any extra information is ignored for clean properties.
1.59 + }
1.60 +
1.61 + public boolean transform(Map<String,Set<URI>> pkgSrcs,
1.62 + Set<URI> visibleSrcs,
1.63 + Map<URI,Set<String>> visibleClasses,
1.64 + Map<String,Set<String>> oldPackageDependencies,
1.65 + URI destRoot,
1.66 + Map<String,Set<URI>> packageArtifacts,
1.67 + Map<String,Set<String>> packageDependencies,
1.68 + Map<String,String> packagePublicApis,
1.69 + int debugLevel,
1.70 + boolean incremental,
1.71 + int numCores,
1.72 + PrintStream out,
1.73 + PrintStream err)
1.74 + {
1.75 + boolean rc = true;
1.76 + for (String pkgName : pkgSrcs.keySet()) {
1.77 + String pkgNameF = pkgName.replace('.',File.separatorChar);
1.78 + for (URI u : pkgSrcs.get(pkgName)) {
1.79 + File src = new File(u);
1.80 + boolean r = clean(pkgName, pkgNameF, src, new File(destRoot), debugLevel,
1.81 + packageArtifacts);
1.82 + if (r == false) {
1.83 + rc = false;
1.84 + }
1.85 + }
1.86 + }
1.87 + return rc;
1.88 + }
1.89 +
1.90 + boolean clean(String pkgName, String pkgNameF, File src, File destRoot, int debugLevel,
1.91 + Map<String,Set<URI>> packageArtifacts)
1.92 + {
1.93 + // Load the properties file.
1.94 + Properties p = new Properties();
1.95 + try {
1.96 + p.load(new FileInputStream(src));
1.97 + } catch (IOException e) {
1.98 + Log.error("Error reading file "+src.getPath());
1.99 + return false;
1.100 + }
1.101 +
1.102 + // Sort the properties in increasing key order.
1.103 + List<String> sortedKeys = new ArrayList<String>();
1.104 + for (Object key : p.keySet()) {
1.105 + sortedKeys.add((String)key);
1.106 + }
1.107 + Collections.sort(sortedKeys);
1.108 + Iterator<String> keys = sortedKeys.iterator();
1.109 +
1.110 + // Collect the properties into a string buffer.
1.111 + StringBuilder data = new StringBuilder();
1.112 + while (keys.hasNext()) {
1.113 + String key = keys.next();
1.114 + data.append(CompileProperties.escape(key)+":"+CompileProperties.escape((String)p.get(key))+"\n");
1.115 + }
1.116 +
1.117 + String destFilename = destRoot.getPath()+File.separator+pkgNameF+File.separator+src.getName();
1.118 + File dest = new File(destFilename);
1.119 +
1.120 + // Make sure the dest directories exist.
1.121 + if (!dest.getParentFile().isDirectory()) {
1.122 + if (!dest.getParentFile().mkdirs()) {
1.123 + Log.error("Could not create the directory "+dest.getParentFile().getPath());
1.124 + return false;
1.125 + }
1.126 + }
1.127 +
1.128 + Set<URI> as = packageArtifacts.get(pkgName);
1.129 + if (as == null) {
1.130 + as = new HashSet<URI>();
1.131 + packageArtifacts.put(pkgName, as);
1.132 + }
1.133 + as.add(dest.toURI());
1.134 +
1.135 + if (dest.exists() && dest.lastModified() > src.lastModified()) {
1.136 + // A cleaned property file exists, and its timestamp is newer than the source.
1.137 + // Assume that we do not need to clean!
1.138 + // Thus we are done.
1.139 + return true;
1.140 + }
1.141 +
1.142 + Log.info("Cleaning property file "+pkgNameF+File.separator+src.getName());
1.143 + try (Writer writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(dest)))) {
1.144 + writer.write(data.toString());
1.145 + } catch ( IOException e ) {
1.146 + Log.error("Could not write file "+dest.getPath());
1.147 + return false;
1.148 + }
1.149 + return true;
1.150 + }
1.151 +}
