001/* 002 * Copyright (C) 2022 - 2024, the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package io.github.ascopes.jct.filemanagers.config; 017 018import io.github.ascopes.jct.compilers.JctCompiler; 019import io.github.ascopes.jct.filemanagers.JctFileManager; 020import io.github.ascopes.jct.utils.SpecialLocationUtils; 021import io.github.ascopes.jct.utils.StringUtils; 022import io.github.ascopes.jct.workspaces.impl.WrappingDirectoryImpl; 023import javax.tools.StandardLocation; 024import org.apiguardian.api.API; 025import org.apiguardian.api.API.Status; 026import org.slf4j.Logger; 027import org.slf4j.LoggerFactory; 028 029/** 030 * Configurer for a file manager that applies the running JVM's module path to the file manager. 031 * 032 * <p>If module path inheritance is disabled in the compiler, then this will not run. 033 * 034 * @author Ashley Scopes 035 * @since 0.0.1 036 */ 037@API(since = "0.0.1", status = Status.STABLE) 038public final class JctFileManagerJvmModulePathConfigurer 039 implements JctFileManagerConfigurer { 040 041 private static final Logger log = LoggerFactory 042 .getLogger(JctFileManagerJvmModulePathConfigurer.class); 043 044 private final JctCompiler compiler; 045 046 /** 047 * Initialise the configurer with the desired compiler. 048 * 049 * @param compiler the compiler to wrap. 050 */ 051 public JctFileManagerJvmModulePathConfigurer(JctCompiler compiler) { 052 this.compiler = compiler; 053 } 054 055 056 @Override 057 public JctFileManager configure(JctFileManager fileManager) { 058 log.debug("Configuring module path"); 059 060 SpecialLocationUtils 061 .currentModulePathLocations() 062 .stream() 063 .peek(loc -> log 064 .atTrace() 065 .setMessage("Adding {} ({}) to file manager module path (inherited from JVM))") 066 .addArgument(() -> StringUtils.quoted(loc.toAbsolutePath())) 067 .addArgument(() -> StringUtils.quoted(loc.toUri())) 068 .log()) 069 .map(WrappingDirectoryImpl::new) 070 .forEach(dir -> { 071 // Since we do not know if the code being compiled will use modules or not just yet, 072 // make sure any modules are on the class path as well so that they remain accessible 073 // in unnamed modules. 074 fileManager.addPath(StandardLocation.MODULE_PATH, dir); 075 fileManager.addPath(StandardLocation.CLASS_PATH, dir); 076 }); 077 078 return fileManager; 079 } 080 081 @Override 082 public boolean isEnabled() { 083 return compiler.isInheritModulePath(); 084 } 085}