| /******************************************************************************* |
| * Copyright (c) 2007, 2015 BEA Systems, Inc. and others |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * wharley@bea.com - initial API and implementation |
| * IBM Corporation - fixed a resource leak warning |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.compiler.apt.tests; |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.nio.charset.Charset; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Set; |
| |
| import javax.tools.JavaFileManager; |
| import javax.tools.JavaFileObject; |
| import javax.tools.StandardJavaFileManager; |
| |
| import org.eclipse.jdt.internal.compiler.apt.util.EclipseFileManager; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Test the implementation of the Filer interface, |
| * in more detail than BatchDispatchTests does. |
| * @since 3.4 |
| */ |
| public class FileManagerTests extends TestCase { |
| |
| /* (non-Javadoc) |
| * @see junit.framework.TestCase#setUp() |
| */ |
| protected void setUp() throws Exception { |
| super.setUp(); |
| BatchTestUtils.init(); |
| } |
| |
| public void testFileManager() { |
| String tmpFolder = System.getProperty("java.io.tmpdir"); |
| File dir = new File(tmpFolder, "src" + System.currentTimeMillis()); |
| dir.mkdirs(); |
| File inputFile = new File(dir, "X.java"); |
| BufferedWriter writer = null; |
| try { |
| writer = new BufferedWriter(new FileWriter(inputFile)); |
| writer.write("public class X {}"); |
| writer.flush(); |
| writer.close(); |
| } catch (IOException e) { |
| // ignore |
| } finally { |
| if (writer != null) { |
| try { |
| writer.close(); |
| } catch (IOException e) { |
| // ignore |
| } |
| } |
| } |
| StandardJavaFileManager fileManager = null; |
| try { |
| fileManager = new EclipseFileManager(Locale.getDefault(), Charset.defaultCharset()); |
| |
| List<File> fins = new ArrayList<File>(); |
| fins.add(dir); |
| |
| JavaFileManager.Location sourceLoc = javax.tools.StandardLocation.SOURCE_PATH; |
| fileManager.setLocation(sourceLoc, fins); |
| |
| Set<JavaFileObject.Kind> fileTypes = new HashSet<JavaFileObject.Kind>(); |
| fileTypes.add(JavaFileObject.Kind.SOURCE); |
| |
| Iterable<? extends JavaFileObject> compilationUnits = fileManager.list(sourceLoc, "", fileTypes, true); |
| |
| Iterator<? extends JavaFileObject> it = compilationUnits.iterator(); |
| StringBuilder builder = new StringBuilder(); |
| while (it.hasNext()) { |
| JavaFileObject next = it.next(); |
| String name = next.getName(); |
| name = name.replace('\\', '/'); |
| int lastIndexOf = name.lastIndexOf('/'); |
| builder.append(name.substring(lastIndexOf + 1)); |
| } |
| assertEquals("Wrong contents", "X.java", String.valueOf(builder)); |
| |
| List<File> files = new ArrayList<File>(); |
| files.add(dir); |
| try { |
| fileManager.getJavaFileObjectsFromFiles(files); |
| fail("IllegalArgumentException should be thrown but not"); |
| } catch(IllegalArgumentException iae) { |
| // Do nothing |
| } |
| |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } finally { |
| try { |
| fileManager.close(); |
| } catch (IOException e) { |
| //ignore the exception |
| } |
| } |
| // check that the .class file exist for X |
| assertTrue("delete failed", inputFile.delete()); |
| assertTrue("delete failed", dir.delete()); |
| } |
| // Test that JavaFileManager#inferBinaryName returns null for invalid file |
| public void testInferBinaryName() { |
| String tmpFolder = System.getProperty("java.io.tmpdir"); |
| File dir = new File(tmpFolder, "src" + System.currentTimeMillis()); |
| dir.mkdirs(); |
| File inputFile = new File(dir, "test.txt"); |
| BufferedWriter writer = null; |
| try { |
| writer = new BufferedWriter(new FileWriter(inputFile)); |
| writer.write("This is not a valid Java file"); |
| writer.flush(); |
| writer.close(); |
| } catch (IOException e) { |
| } finally { |
| if (writer != null) { |
| try { |
| writer.close(); |
| } catch (IOException e) { |
| } |
| } |
| } |
| try { |
| StandardJavaFileManager fileManager = new EclipseFileManager(Locale.getDefault(), Charset.defaultCharset()); |
| |
| List<File> fins = new ArrayList<File>(); |
| fins.add(dir); |
| JavaFileManager.Location sourceLoc = javax.tools.StandardLocation.SOURCE_PATH; |
| fileManager.setLocation(sourceLoc, fins); |
| |
| Set<JavaFileObject.Kind> fileTypes = new HashSet<JavaFileObject.Kind>(); |
| fileTypes.add(JavaFileObject.Kind.OTHER); |
| |
| Iterable<? extends JavaFileObject> compilationUnits = fileManager.list(sourceLoc, "", fileTypes, true); |
| JavaFileObject invalid = null; |
| for (JavaFileObject javaFileObject : compilationUnits) { |
| invalid = javaFileObject; |
| break; |
| } |
| String inferredName = fileManager.inferBinaryName(sourceLoc, invalid); |
| fileManager.close(); |
| assertNull("Should return null for invalid file", inferredName); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| assertTrue("delete failed", inputFile.delete()); |
| assertTrue("delete failed", dir.delete()); |
| } |
| |
| public void testBug460085() { |
| try { |
| boolean found = false; |
| EclipseFileManager fileManager = null; |
| fileManager = new EclipseFileManager(Locale.getDefault(), Charset.defaultCharset()); |
| Iterable <? extends File> files = fileManager.getLocation(javax.tools.StandardLocation.PLATFORM_CLASS_PATH); |
| Iterator<? extends File> iter = files.iterator(); |
| while (iter.hasNext()) { |
| File f = iter.next(); |
| if ("rt.jar".equals(f.getName())) { |
| found = true; |
| break; |
| } |
| } |
| fileManager.close(); |
| assertTrue("rt.jar not found", found); |
| } catch (IOException e) { |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| } |
| |
| public void testBug466878_getResource_defaultPackage() throws Exception { |
| EclipseFileManager fileManager = new EclipseFileManager(Locale.getDefault(), Charset.defaultCharset()); |
| List<File> classpath = new ArrayList<>(); |
| classpath.add(new File(BatchTestUtils.getPluginDirectoryPath(), "resources/targets/filemanager/classes")); |
| classpath.add(new File(BatchTestUtils.getPluginDirectoryPath(), "resources/targets/filemanager/dependency.zip")); |
| fileManager.setLocation(javax.tools.StandardLocation.CLASS_PATH, classpath); |
| assertNotNull(fileManager.getFileForInput(javax.tools.StandardLocation.CLASS_PATH, "", "dirresource.txt")); |
| assertNotNull(fileManager.getFileForInput(javax.tools.StandardLocation.CLASS_PATH, "", "jarresource.txt")); |
| fileManager.close(); |
| } |
| |
| } |