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FELIX-5800: calculate system package exports at runtime on jpms, opti…
…onally with uses constraints, and cleanup the existing default definitions. git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1829104 13f79535-47bb-0310-9956-ffa450edef68
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545 changes: 345 additions & 200 deletions
545
osgi-r7/framework/src/main/java/org/apache/felix/framework/ExtensionManager.java
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85
osgi-r7/framework/src/main/java/org/apache/felix/framework/util/ClassFileVisitor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
| package org.apache.felix.framework.util; | ||
|
|
||
| import org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement; | ||
|
|
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| import java.io.IOException; | ||
| import java.util.Set; | ||
| import java.util.SortedMap; | ||
| import java.util.SortedSet; | ||
| import java.util.TreeSet; | ||
|
|
||
| @IgnoreJRERequirement | ||
| public class ClassFileVisitor extends java.nio.file.SimpleFileVisitor<java.nio.file.Path> | ||
| { | ||
| private final Set<String> m_imports; | ||
| private final Set<String> m_exports; | ||
| private final ClassParser m_classParser; | ||
| private final SortedMap<String, SortedSet<String>> m_result; | ||
|
|
||
| public ClassFileVisitor(Set<String> imports, Set<String> exports, ClassParser classParser, SortedMap<String, SortedSet<String>> result) | ||
| { | ||
| m_imports = imports; | ||
| m_exports = exports; | ||
| m_classParser = classParser; | ||
| m_result = result; | ||
| } | ||
|
|
||
| @Override | ||
| public java.nio.file.FileVisitResult visitFile(java.nio.file.Path file, java.nio.file.attribute.BasicFileAttributes attrs) throws IOException | ||
| { | ||
| if (file.getNameCount() > 3) | ||
| { | ||
| String name = file.subpath(2, file.getNameCount() - 1).toString().replace("/", "."); | ||
| if (m_exports.contains(name) && file.toString().endsWith(".class")) | ||
| { | ||
| SortedSet<String> strings = m_result.get(name); | ||
|
|
||
| if (!name.startsWith("java.")) | ||
| { | ||
| try | ||
| { | ||
| Set<String> refs = m_classParser.parseClassFileUses(file.toString(), java.nio.file.Files.newInputStream(file)); | ||
| refs.retainAll(m_imports); | ||
| refs.remove(name); | ||
| if (strings == null) | ||
| { | ||
| strings = new TreeSet<String>(refs); | ||
| m_result.put(name, strings); | ||
| } | ||
| else | ||
| { | ||
| strings.addAll(refs); | ||
| } | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| ex.printStackTrace(); | ||
| } | ||
| } | ||
| else if (strings == null) | ||
| { | ||
| m_result.put(name, new TreeSet<String>()); | ||
| } | ||
| } | ||
| } | ||
| return java.nio.file.FileVisitResult.CONTINUE; | ||
| } | ||
| } |
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