1/* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25package jdk.tools.jlink.internal.plugins; 26 27import java.util.HashSet; 28import java.util.Map; 29import java.util.Set; 30 31import jdk.tools.jlink.plugin.Plugin; 32import jdk.tools.jlink.plugin.PluginException; 33import jdk.tools.jlink.plugin.ResourcePool; 34import jdk.tools.jlink.plugin.ResourcePoolBuilder; 35import jdk.tools.jlink.plugin.ResourcePoolEntry.Type; 36 37/** 38 * 39 * A plugin to exclude a JMOD section such as man pages or header files 40 */ 41public final class ExcludeJmodSectionPlugin implements Plugin { 42 43 public static final String NAME = "exclude-jmod-section"; 44 public static final String MAN_PAGES = "man"; 45 public static final String INCLUDE_HEADER_FILES = "headers"; 46 47 private final Set<Type> filters = new HashSet<>(); 48 49 @Override 50 public String getName() { 51 return NAME; 52 } 53 54 @Override 55 public void configure(Map<String, String> config) { 56 String arg = config.get(NAME); 57 if (arg.isEmpty()) { 58 throw new IllegalArgumentException("Section name must be specified"); 59 } 60 61 switch (arg) { 62 case MAN_PAGES: 63 filters.add(Type.MAN_PAGE); 64 break; 65 case INCLUDE_HEADER_FILES: 66 filters.add(Type.HEADER_FILE); 67 break; 68 default: 69 throw new IllegalArgumentException("Invalid section name: " + arg); 70 } 71 } 72 73 @Override 74 public ResourcePool transform(ResourcePool in, ResourcePoolBuilder out) { 75 in.transformAndCopy(entry -> { 76 // filter entries whose type corresponds to the specified JMOD section 77 if (filters.contains(entry.type())) { 78 entry = null; 79 } 80 return entry; 81 }, out); 82 return out.build(); 83 } 84 85 @Override 86 public Category getType() { 87 return Category.FILTER; 88 } 89 90 @Override 91 public String getDescription() { 92 return PluginsResourceBundle.getDescription(NAME); 93 } 94 95 @Override 96 public boolean hasArguments() { 97 return true; 98 } 99 100 @Override 101 public String getArgumentsDescription() { 102 return PluginsResourceBundle.getArgument(NAME); 103 } 104} 105