author | erikj |
Tue, 12 Sep 2017 19:03:39 +0200 | |
changeset 47216 | 71c04702a3d5 |
parent 44690 | langtools/test/tools/lib/toolbox/JavacTask.java@aec722d1b538 |
child 49197 | cc2673fa8c20 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package toolbox; |
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import java.io.File; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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import java.nio.file.Path; |
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import java.nio.file.Paths; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Collections; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.stream.Collectors; |
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import java.util.stream.Stream; |
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import javax.tools.JavaCompiler; |
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import javax.tools.JavaFileManager; |
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import javax.tools.JavaFileObject; |
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import javax.tools.StandardJavaFileManager; |
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import javax.tools.StandardLocation; |
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import com.sun.tools.javac.api.JavacTaskImpl; |
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import com.sun.tools.javac.api.JavacTool; |
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/** |
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* A task to configure and run the Java compiler, javac. |
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*/ |
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public class JavacTask extends AbstractTask<JavacTask> { |
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private boolean includeStandardOptions; |
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private List<Path> classpath; |
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private List<Path> sourcepath; |
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private Path outdir; |
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private List<String> options; |
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private List<String> classes; |
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private List<String> files; |
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private List<JavaFileObject> fileObjects; |
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private JavaFileManager fileManager; |
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private JavaCompiler compiler; |
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private StandardJavaFileManager internalFileManager; |
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/** |
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* Creates a task to execute {@code javac} using API mode. |
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* @param toolBox the {@code ToolBox} to use |
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*/ |
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public JavacTask(ToolBox toolBox) { |
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super(toolBox, Task.Mode.API); |
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} |
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/** |
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* Creates a task to execute {@code javac} in a specified mode. |
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* @param toolBox the {@code ToolBox} to use |
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* @param mode the mode to be used |
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*/ |
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public JavacTask(ToolBox toolBox, Task.Mode mode) { |
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super(toolBox, mode); |
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} |
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/** |
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* Sets the classpath. |
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* @param classpath the classpath |
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* @return this task object |
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*/ |
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public JavacTask classpath(String classpath) { |
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this.classpath = Stream.of(classpath.split(File.pathSeparator)) |
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.filter(s -> !s.isEmpty()) |
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.map(s -> Paths.get(s)) |
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.collect(Collectors.toList()); |
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return this; |
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} |
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/** |
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* Sets the classpath. |
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* @param classpath the classpath |
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* @return this task object |
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*/ |
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public JavacTask classpath(Path... classpath) { |
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this.classpath = Arrays.asList(classpath); |
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return this; |
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} |
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/** |
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* Sets the classpath. |
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* @param classpath the classpath |
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* @return this task object |
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public JavacTask classpath(List<Path> classpath) { |
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this.classpath = classpath; |
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return this; |
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} |
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* Sets the sourcepath. |
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* @param sourcepath the sourcepath |
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* @return this task object |
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*/ |
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public JavacTask sourcepath(String sourcepath) { |
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this.sourcepath = Stream.of(sourcepath.split(File.pathSeparator)) |
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.filter(s -> !s.isEmpty()) |
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.map(s -> Paths.get(s)) |
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.collect(Collectors.toList()); |
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return this; |
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} |
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/** |
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* Sets the sourcepath. |
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* @param sourcepath the sourcepath |
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* @return this task object |
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*/ |
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public JavacTask sourcepath(Path... sourcepath) { |
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this.sourcepath = Arrays.asList(sourcepath); |
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return this; |
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} |
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/** |
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* Sets the sourcepath. |
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* @param sourcepath the sourcepath |
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* @return this task object |
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*/ |
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public JavacTask sourcepath(List<Path> sourcepath) { |
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this.sourcepath = sourcepath; |
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return this; |
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} |
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/** |
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* Sets the output directory. |
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* @param outdir the output directory |
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* @return this task object |
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*/ |
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public JavacTask outdir(String outdir) { |
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this.outdir = Paths.get(outdir); |
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return this; |
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} |
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|
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/** |
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* Sets the output directory. |
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* @param outdir the output directory |
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* @return this task object |
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*/ |
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public JavacTask outdir(Path outdir) { |
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this.outdir = outdir; |
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return this; |
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} |
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|
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/** |
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* Sets the options. |
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* @param options the options |
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* @return this task object |
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*/ |
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public JavacTask options(String... options) { |
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this.options = Arrays.asList(options); |
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return this; |
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} |
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|
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/** |
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* Sets the options. |
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* @param options the options |
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* @return this task object |
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*/ |
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public JavacTask options(List<String> options) { |
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this.options = options; |
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return this; |
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} |
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|
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/** |
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* Sets the classes to be analyzed. |
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* @param classes the classes |
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* @return this task object |
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*/ |
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public JavacTask classes(String... classes) { |
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this.classes = Arrays.asList(classes); |
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return this; |
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} |
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|
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/** |
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* Sets the files to be compiled or analyzed. |
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* @param files the files |
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* @return this task object |
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*/ |
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public JavacTask files(String... files) { |
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this.files = Arrays.asList(files); |
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return this; |
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} |
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|
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/** |
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* Sets the files to be compiled or analyzed. |
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* @param files the files |
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* @return this task object |
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*/ |
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public JavacTask files(Path... files) { |
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this.files = Stream.of(files) |
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.map(Path::toString) |
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.collect(Collectors.toList()); |
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return this; |
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218 |
} |
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|
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220 |
/** |
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* Sets the files to be compiled or analyzed. |
222 |
* @param files the files |
|
223 |
* @return this task object |
|
224 |
*/ |
|
225 |
public JavacTask files(List<Path> files) { |
|
226 |
this.files = files.stream() |
|
227 |
.map(Path::toString) |
|
228 |
.collect(Collectors.toList()); |
|
229 |
return this; |
|
230 |
} |
|
231 |
||
232 |
/** |
|
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* Sets the sources to be compiled or analyzed. |
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* Each source string is converted into an in-memory object that |
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* can be passed directly to the compiler. |
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* @param sources the sources |
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* @return this task object |
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238 |
*/ |
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public JavacTask sources(String... sources) { |
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fileObjects = Stream.of(sources) |
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.map(s -> new ToolBox.JavaSource(s)) |
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.collect(Collectors.toList()); |
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return this; |
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244 |
} |
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|
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246 |
/** |
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* Sets the file manager to be used by this task. |
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* @param fileManager the file manager |
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* @return this task object |
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250 |
*/ |
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251 |
public JavacTask fileManager(JavaFileManager fileManager) { |
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this.fileManager = fileManager; |
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253 |
return this; |
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254 |
} |
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255 |
|
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256 |
/** |
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257 |
* {@inheritDoc} |
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* @return the name "javac" |
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259 |
*/ |
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260 |
@Override |
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261 |
public String name() { |
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262 |
return "javac"; |
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263 |
} |
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264 |
|
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265 |
/** |
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266 |
* Calls the compiler with the arguments as currently configured. |
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267 |
* @return a Result object indicating the outcome of the compilation |
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268 |
* and the content of any output written to stdout, stderr, or the |
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269 |
* main stream by the compiler. |
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* @throws TaskError if the outcome of the task is not as expected. |
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271 |
*/ |
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272 |
@Override |
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273 |
public Task.Result run() { |
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274 |
if (mode == Task.Mode.EXEC) |
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275 |
return runExec(); |
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276 |
|
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277 |
AbstractTask.WriterOutput direct = new AbstractTask.WriterOutput(); |
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278 |
// The following are to catch output to System.out and System.err, |
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|
279 |
// in case these are used instead of the primary (main) stream |
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280 |
AbstractTask.StreamOutput sysOut = new AbstractTask.StreamOutput(System.out, System::setOut); |
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281 |
AbstractTask.StreamOutput sysErr = new AbstractTask.StreamOutput(System.err, System::setErr); |
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282 |
int rc; |
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283 |
Map<Task.OutputKind, String> outputMap = new HashMap<>(); |
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|
284 |
try { |
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|
285 |
switch (mode == null ? Task.Mode.API : mode) { |
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|
286 |
case API: |
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|
287 |
rc = runAPI(direct.pw); |
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|
288 |
break; |
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|
289 |
case CMDLINE: |
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290 |
if (fileManager != null) { |
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291 |
throw new IllegalStateException("file manager set in CMDLINE mode"); |
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292 |
} |
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293 |
rc = runCommand(direct.pw); |
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|
294 |
break; |
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|
295 |
default: |
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296 |
throw new IllegalStateException("unknown mode " + mode); |
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|
297 |
} |
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298 |
} catch (IOException e) { |
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|
299 |
toolBox.out.println("Exception occurred: " + e); |
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|
300 |
rc = 99; |
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|
301 |
} finally { |
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302 |
outputMap.put(Task.OutputKind.STDOUT, sysOut.close()); |
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303 |
outputMap.put(Task.OutputKind.STDERR, sysErr.close()); |
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304 |
outputMap.put(Task.OutputKind.DIRECT, direct.close()); |
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|
305 |
} |
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306 |
return checkExit(new Task.Result(toolBox, this, rc, outputMap)); |
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|
307 |
} |
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|
308 |
|
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309 |
private int runAPI(PrintWriter pw) throws IOException { |
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310 |
try { |
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311 |
// if (compiler == null) { |
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312 |
// TODO: allow this to be set externally |
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313 |
// compiler = ToolProvider.getSystemJavaCompiler(); |
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314 |
compiler = JavacTool.create(); |
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315 |
// } |
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|
316 |
|
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317 |
if (fileManager == null) |
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318 |
fileManager = internalFileManager = compiler.getStandardFileManager(null, null, null); |
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319 |
if (outdir != null) |
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320 |
setLocationFromPaths(StandardLocation.CLASS_OUTPUT, Collections.singletonList(outdir)); |
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|
321 |
if (classpath != null) |
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322 |
setLocationFromPaths(StandardLocation.CLASS_PATH, classpath); |
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|
323 |
if (sourcepath != null) |
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|
324 |
setLocationFromPaths(StandardLocation.SOURCE_PATH, sourcepath); |
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|
325 |
List<String> allOpts = new ArrayList<>(); |
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|
326 |
if (options != null) |
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|
327 |
allOpts.addAll(options); |
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|
328 |
|
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|
329 |
Iterable<? extends JavaFileObject> allFiles = joinFiles(files, fileObjects); |
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|
330 |
JavaCompiler.CompilationTask task = compiler.getTask(pw, |
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|
331 |
fileManager, |
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|
332 |
null, // diagnostic listener; should optionally collect diags |
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|
333 |
allOpts, |
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|
334 |
classes, |
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|
335 |
allFiles); |
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|
336 |
return ((JavacTaskImpl) task).doCall().exitCode; |
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|
337 |
} finally { |
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|
338 |
if (internalFileManager != null) |
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|
339 |
internalFileManager.close(); |
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|
340 |
} |
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|
341 |
} |
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|
342 |
|
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|
343 |
private void setLocationFromPaths(StandardLocation location, List<Path> files) throws IOException { |
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|
344 |
if (!(fileManager instanceof StandardJavaFileManager)) |
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|
345 |
throw new IllegalStateException("not a StandardJavaFileManager"); |
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|
346 |
((StandardJavaFileManager) fileManager).setLocationFromPaths(location, files); |
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|
347 |
} |
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|
348 |
|
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|
349 |
private int runCommand(PrintWriter pw) { |
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|
350 |
List<String> args = getAllArgs(); |
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|
351 |
String[] argsArray = args.toArray(new String[args.size()]); |
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|
352 |
return com.sun.tools.javac.Main.compile(argsArray, pw); |
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|
353 |
} |
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|
354 |
|
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|
355 |
private Task.Result runExec() { |
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|
356 |
List<String> args = new ArrayList<>(); |
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|
357 |
Path javac = toolBox.getJDKTool("javac"); |
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|
358 |
args.add(javac.toString()); |
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|
359 |
if (includeStandardOptions) { |
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|
360 |
args.addAll(toolBox.split(System.getProperty("test.tool.vm.opts"), " +")); |
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|
361 |
args.addAll(toolBox.split(System.getProperty("test.compiler.opts"), " +")); |
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|
362 |
} |
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|
363 |
args.addAll(getAllArgs()); |
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changeset
|
364 |
|
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changeset
|
365 |
String[] argsArray = args.toArray(new String[args.size()]); |
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|
366 |
ProcessBuilder pb = getProcessBuilder(); |
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|
367 |
pb.command(argsArray); |
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parents:
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|
368 |
try { |
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|
369 |
return runProcess(toolBox, this, pb.start()); |
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parents:
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|
370 |
} catch (IOException | InterruptedException e) { |
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parents:
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|
371 |
throw new Error(e); |
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diff
changeset
|
372 |
} |
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changeset
|
373 |
} |
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changeset
|
374 |
|
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|
375 |
private List<String> getAllArgs() { |
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|
376 |
List<String> args = new ArrayList<>(); |
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parents:
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changeset
|
377 |
if (options != null) |
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parents:
diff
changeset
|
378 |
args.addAll(options); |
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parents:
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changeset
|
379 |
if (outdir != null) { |
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parents:
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changeset
|
380 |
args.add("-d"); |
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changeset
|
381 |
args.add(outdir.toString()); |
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changeset
|
382 |
} |
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changeset
|
383 |
if (classpath != null) { |
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jjg
parents:
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changeset
|
384 |
args.add("-classpath"); |
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parents:
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changeset
|
385 |
args.add(toSearchPath(classpath)); |
e04318f39f92
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parents:
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changeset
|
386 |
} |
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parents:
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changeset
|
387 |
if (sourcepath != null) { |
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jjg
parents:
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changeset
|
388 |
args.add("-sourcepath"); |
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jjg
parents:
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changeset
|
389 |
args.add(toSearchPath(sourcepath)); |
e04318f39f92
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jjg
parents:
diff
changeset
|
390 |
} |
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jjg
parents:
diff
changeset
|
391 |
if (classes != null) |
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jjg
parents:
diff
changeset
|
392 |
args.addAll(classes); |
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jjg
parents:
diff
changeset
|
393 |
if (files != null) |
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jjg
parents:
diff
changeset
|
394 |
args.addAll(files); |
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jjg
parents:
diff
changeset
|
395 |
|
e04318f39f92
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jjg
parents:
diff
changeset
|
396 |
return args; |
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jjg
parents:
diff
changeset
|
397 |
} |
e04318f39f92
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jjg
parents:
diff
changeset
|
398 |
|
e04318f39f92
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jjg
parents:
diff
changeset
|
399 |
private String toSearchPath(List<Path> files) { |
e04318f39f92
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jjg
parents:
diff
changeset
|
400 |
return files.stream() |
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jjg
parents:
diff
changeset
|
401 |
.map(Path::toString) |
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jjg
parents:
diff
changeset
|
402 |
.collect(Collectors.joining(File.pathSeparator)); |
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jjg
parents:
diff
changeset
|
403 |
} |
e04318f39f92
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jjg
parents:
diff
changeset
|
404 |
|
e04318f39f92
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jjg
parents:
diff
changeset
|
405 |
private Iterable<? extends JavaFileObject> joinFiles( |
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parents:
diff
changeset
|
406 |
List<String> files, List<JavaFileObject> fileObjects) { |
e04318f39f92
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jjg
parents:
diff
changeset
|
407 |
if (files == null) |
e04318f39f92
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jjg
parents:
diff
changeset
|
408 |
return fileObjects; |
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jjg
parents:
diff
changeset
|
409 |
if (internalFileManager == null) |
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8152897: refactor ToolBox to allow reduced documented dependencies
jjg
parents:
diff
changeset
|
410 |
internalFileManager = compiler.getStandardFileManager(null, null, null); |
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jjg
parents:
diff
changeset
|
411 |
Iterable<? extends JavaFileObject> filesAsFileObjects = |
e04318f39f92
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jjg
parents:
diff
changeset
|
412 |
internalFileManager.getJavaFileObjectsFromStrings(files); |
e04318f39f92
8152897: refactor ToolBox to allow reduced documented dependencies
jjg
parents:
diff
changeset
|
413 |
if (fileObjects == null) |
e04318f39f92
8152897: refactor ToolBox to allow reduced documented dependencies
jjg
parents:
diff
changeset
|
414 |
return filesAsFileObjects; |
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jjg
parents:
diff
changeset
|
415 |
List<JavaFileObject> combinedList = new ArrayList<>(); |
e04318f39f92
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jjg
parents:
diff
changeset
|
416 |
for (JavaFileObject o : filesAsFileObjects) |
e04318f39f92
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jjg
parents:
diff
changeset
|
417 |
combinedList.add(o); |
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8152897: refactor ToolBox to allow reduced documented dependencies
jjg
parents:
diff
changeset
|
418 |
combinedList.addAll(fileObjects); |
e04318f39f92
8152897: refactor ToolBox to allow reduced documented dependencies
jjg
parents:
diff
changeset
|
419 |
return combinedList; |
e04318f39f92
8152897: refactor ToolBox to allow reduced documented dependencies
jjg
parents:
diff
changeset
|
420 |
} |
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jjg
parents:
diff
changeset
|
421 |
} |