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always use jar manifest for classpath
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51 changes: 0 additions & 51 deletions
51
pitest/src/main/java/org/pitest/util/CommandLineUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| /* | ||
| * Copyright 2000-2015 JetBrains s.r.o. | ||
| * | ||
| * Licensed 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.pitest.util; | ||
|
|
||
| import java.io.BufferedOutputStream; | ||
| import java.io.File; | ||
| import java.io.FileInputStream; | ||
| import java.io.FileOutputStream; | ||
| import java.io.IOException; | ||
| import java.util.Arrays; | ||
| import java.util.Collection; | ||
| import java.util.jar.Attributes; | ||
| import java.util.jar.JarInputStream; | ||
| import java.util.jar.JarOutputStream; | ||
| import java.util.jar.Manifest; | ||
| import java.util.stream.Collectors; | ||
| import java.util.zip.ZipOutputStream; | ||
|
|
||
| /** | ||
| * Ugly static methods to create and parse classpath manifests | ||
| */ | ||
| public class ManifestUtils { | ||
|
|
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| // Method based on | ||
| // https://github.com/JetBrains/intellij-community/blob/master/java/java-runtime/src/com/intellij/rt/execution/testFrameworks/ForkedByModuleSplitter.java | ||
| // JetBrains copyright notice and licence retained above. | ||
| public static File createClasspathJarFile(String classpath) | ||
| throws IOException { | ||
| final Manifest manifest = new Manifest(); | ||
| final Attributes attributes = manifest.getMainAttributes(); | ||
| attributes.put(Attributes.Name.MANIFEST_VERSION, "1.0"); | ||
|
|
||
| String classpathForManifest = ""; | ||
| int idx = 0; | ||
| int endIdx = 0; | ||
| while (endIdx >= 0) { | ||
| endIdx = classpath.indexOf(File.pathSeparator, idx); | ||
| String path = endIdx < 0 ? classpath.substring(idx) | ||
| : classpath.substring(idx, endIdx); | ||
| if (classpathForManifest.length() > 0) { | ||
| classpathForManifest += " "; | ||
| } | ||
|
|
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| classpathForManifest += new File(path).toURI().toURL().toString(); | ||
| idx = endIdx + File.pathSeparator.length(); | ||
| } | ||
| attributes.put(Attributes.Name.CLASS_PATH, classpathForManifest); | ||
|
|
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| File jarFile = File.createTempFile("classpath", ".jar"); | ||
| try (BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(jarFile)); | ||
| ZipOutputStream jarPlugin = new JarOutputStream(out, manifest); | ||
| ) { | ||
| jarFile.deleteOnExit(); | ||
| } | ||
|
|
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| return jarFile; | ||
| } | ||
|
|
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| public static Collection<File> readClasspathManifest(File file) { | ||
| try (FileInputStream fis = new FileInputStream(file); | ||
| JarInputStream jarStream = new JarInputStream(fis);) { | ||
| Manifest mf = jarStream.getManifest(); | ||
| Attributes att = mf.getMainAttributes(); | ||
| String cp = att.getValue(Attributes.Name.CLASS_PATH); | ||
| String[] parts = cp.split("file:"); | ||
| return Arrays.stream(parts) | ||
| .filter(part -> !part.isEmpty()) | ||
| .map(part -> new File(part.trim())) | ||
| .collect(Collectors.toList()); | ||
| } catch (IOException ex) { | ||
| throw new RuntimeException("Could not read classpath jar manifest", ex); | ||
| } | ||
| } | ||
| } |
19 changes: 19 additions & 0 deletions
19
pitest/src/test/java/org/pitest/util/ManifestUtilsTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| package org.pitest.util; | ||
|
|
||
| import static org.assertj.core.api.Assertions.assertThat; | ||
|
|
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| import java.io.File; | ||
| import java.io.IOException; | ||
|
|
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| import org.junit.Test; | ||
|
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| public class ManifestUtilsTest { | ||
|
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| @Test | ||
| public void shouldParseTheManifestsItCreates() throws IOException { | ||
| File actual = ManifestUtils.createClasspathJarFile("/some/path/foo.jar:/some/path/"); | ||
| assertThat(ManifestUtils.readClasspathManifest(actual)) | ||
| .containsExactly(new File("/some/path/foo.jar"), new File("/some/path/")); | ||
| } | ||
|
|
||
| } |