alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Glassfish example source code file (InputJarArchiveTest.java)

This example Glassfish source code file (InputJarArchiveTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Glassfish tags/keywords

arraylist, collectionwrappedenumeration, collectionwrappedenumeration, enumeration, enumeration, error, file, io, ioexception, jar, jarentry, net, network, readablearchive, set, set, test, test, util

The Glassfish InputJarArchiveTest.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2009-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.enterprise.deployment.deploy.shared;

import com.sun.enterprise.deployment.deploy.shared.InputJarArchive.CollectionWrappedEnumeration;
import java.io.BufferedOutputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.jar.Attributes;
import java.util.jar.Attributes.Name;
import java.util.jar.JarEntry;
import java.util.jar.JarOutputStream;
import java.util.jar.Manifest;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;

/**
 *
 * @author Tim
 */
public class InputJarArchiveTest {

    private static final String NESTED_JAR_ENTRY_NAME = "nested/archive.jar";
    
    public InputJarArchiveTest() {
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
    }

    @Before
    public void setUp() {
    }

    @After
    public void tearDown() {
    }

    /**
     * Test of getArchiveSize method, of class InputJarArchive.
     */
    @Test
    public void testCollectionWrappedEnumerationSimple() {
        System.out.println("collection wrapped enumeration - simple iterator test");
        final Enumeration<String> e = testEnum();

        CollectionWrappedEnumeration<String> cwe = new CollectionWrappedEnumeration(
                new CollectionWrappedEnumeration.EnumerationFactory() {

            @Override
            public Enumeration enumeration() {
                return e;
            }

        });

        ArrayList<String> answer = new ArrayList(cwe);
        assertEquals("resulting array list != original", testStringsAsArrayList(), answer);
    }

    @Test
    public void testCollectionWrappedEnumerationInitialSize() {
        System.out.println("collection wrapped enumeration - initial size() call");
        final Enumeration<String> e = testEnum();

        CollectionWrappedEnumeration<String> cwe = new CollectionWrappedEnumeration(
                new CollectionWrappedEnumeration.EnumerationFactory() {

            @Override
            public Enumeration enumeration() {
                return e;
            }

        });

        int size = cwe.size();
        ArrayList<String> answer = new ArrayList(cwe);
        assertEquals("array list of size " + size + " after initial size != original", testStringsAsArrayList(), answer);
    }

    @Test
    public void testCollectionWrappedEnumerationMiddleSize() {
        System.out.println("collection wrapped enumeration - middle size() call");

        CollectionWrappedEnumeration<String> cwe = new CollectionWrappedEnumeration(
                new CollectionWrappedEnumeration.EnumerationFactory() {

            @Override
            public Enumeration enumeration() {
                return testEnum();
            }

        });

        ArrayList<String> answer = new ArrayList();
        Iterator<String> it = cwe.iterator();

        answer.add(it.next());
        answer.add(it.next());
        answer.add(it.next());
        int size = cwe.size();
        answer.add(it.next());
        answer.add(it.next());

        assertEquals("array list of size " + size + " after middle size call != original", testStringsAsArrayList(), answer);
    }

    @Test
    public void testCollectionWrappedEnumerationEndSize() {
        System.out.println("collection wrapped enumeration - end size() call");

        CollectionWrappedEnumeration<String> cwe = new CollectionWrappedEnumeration(
                new CollectionWrappedEnumeration.EnumerationFactory() {

            @Override
            public Enumeration enumeration() {
                return testEnum();
            }

        });

        List<String> answer = new ArrayList();
        Iterator<String> it = cwe.iterator();

        answer.add(it.next());
        answer.add(it.next());
        answer.add(it.next());
        answer.add(it.next());
        answer.add(it.next());
        int size = cwe.size();

        assertEquals("array list of size " + size + " after middle size call != original", testStringsAsArrayList(), answer);
    }

    private ReadableArchive getArchiveForTest() throws IOException {
        File tempJAR = createTestJAR();
        final InputJarArchive arch = new InputJarArchive();
        arch.open(tempJAR.toURI());
        return arch;
    }

    private void retireArchive(final ReadableArchive arch) {
        final File tempJAR = new File(arch.getURI().getSchemeSpecificPart());
        tempJAR.delete();
    }

    @Test
    public void testTopLevelDirEntryNamesForInputJarArchive() {
        try {
            System.out.println("top-level directory entry names in InputJarArchive");
            final ReadableArchive arch = getArchiveForTest();
            final Set<String> returnedNames = new HashSet(arch.getDirectories());
            assertEquals("Returned top-level directories do not match expected", testJarTopLevelDirEntryNames(), returnedNames);
            retireArchive(arch);
        } catch (IOException ex) {
            ex.printStackTrace(System.out);
            fail("Error during test");
        }
    }

    @Test
    public void testNonDirEnryNames() {
        try {
            System.out.println("non-directory entry names in InputJarArchive");
            final ReadableArchive arch = getArchiveForTest();
            final Set<String> returnedNames = new HashSet(setFromEnumeration(arch.entries()));
            assertEquals("Returned non-directory entry names do not match expected", testStandAloneArchiveJarNonDirEntryNames(), returnedNames);
            retireArchive(arch);
        } catch (IOException ex) {
            ex.printStackTrace(System.out);
            fail("Error during test");
        }
    }
    
    @Test
    public void testNestedTopLevelDirEntryNames() {
        try {
            System.out.println("nested top-level directory entry names in InputJarArchive");
            final ReadableArchive arch = getArchiveForTest();
            ReadableArchive subArchive = arch.getSubArchive(NESTED_JAR_ENTRY_NAME);
            
            final Set<String> returnedNames = new HashSet(subArchive.getDirectories());
            assertEquals("Returned nested top-level directories do not match expected", 
                    testJarTopLevelDirEntryNames(), returnedNames);
            retireArchive(arch);
        } catch (IOException ex) {
            ex.printStackTrace(System.out);
            fail("Error during test");
        }
    }

    @Test
    public void testNestedNonDirEntryNames() {
        try {
            System.out.println("nested non-directory entry names in InputJarArchive");
            final ReadableArchive arch = getArchiveForTest();
            ReadableArchive subArchive = arch.getSubArchive(NESTED_JAR_ENTRY_NAME);
            
            final Set<String> returnedNames = new HashSet(
                    setFromEnumeration(subArchive.entries()));
            assertEquals("Returned nested non-directories do not match expected", 
                    testSubArchiveNonDirEntryNames(), returnedNames);
            retireArchive(arch);
        } catch (IOException ex) {
            ex.printStackTrace(System.out);
            fail("Error during test");
        }
    }
    
    private File createTestJAR() throws IOException {
        final File tempJAR = File.createTempFile("InputJarArchive", ".jar");
        tempJAR.deleteOnExit();
        final Manifest mf = new Manifest();
        Attributes mainAttrs = mf.getMainAttributes();
        mainAttrs.put(Name.MANIFEST_VERSION, "1.0");

        final JarOutputStream jos = new JarOutputStream(new BufferedOutputStream(new FileOutputStream(tempJAR)),
                mf);


        for (String entryName : testJarEntryNames()) {
            final JarEntry entry = new JarEntry(entryName);
            jos.putNextEntry(entry);
            jos.closeEntry();
            // Note that these entries in the test JAR are empty - we just need to test the names
        }
        
        /*
         * Now create a nested JAR within the main test JAR.  For simplicity
         * use the same entry names as the outer JAR.
         */
        final JarEntry nestedJarEntry = new JarEntry(NESTED_JAR_ENTRY_NAME);
        jos.putNextEntry(nestedJarEntry);
        
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        final JarOutputStream nestedJOS = new JarOutputStream(baos);
        
        for (String entryName : testJarEntryNames()) {
            final JarEntry nestedEntry = new JarEntry(entryName);
            nestedJOS.putNextEntry(nestedEntry);
            nestedJOS.closeEntry();
        }
        
        nestedJOS.close();
        jos.write(baos.toByteArray());
        jos.closeEntry();
        
        
        jos.close();
        return tempJAR;
    }


    private static Enumeration<String> testEnum() {
        Enumeration<String> e = Collections.enumeration(testStringsAsArrayList());

        return e;
    }
    
    private static List<String> testStringsAsArrayList() {
        return Arrays.asList("one","two","three","four","five");
    }

    private static List<String> testJarEntryNames() {
        return Arrays.asList(
                "topLevelNonDir",
                "topLevelDir/",
                "topLevelDir/secondLevelNonDir",
                "topLevelDir/secondLevelDir/",
                "topLevelDir/secondLevelDir/thirdLevelNonDir");
    }
    
    private static Set<String> testJarTopLevelDirEntryNames() {
        return new HashSet(Arrays.asList(
                "topLevelDir/"));
    }

    private static Set<String> testSubArchiveNonDirEntryNames() {
        return new HashSet(Arrays.asList(
                "topLevelNonDir", "topLevelDir/secondLevelNonDir", 
                "topLevelDir/secondLevelDir/thirdLevelNonDir"));
    }

    private static Set<String> testStandAloneArchiveJarNonDirEntryNames() {
        final Set<String> result = testSubArchiveNonDirEntryNames();
        result.add(NESTED_JAR_ENTRY_NAME);
        return result;
    }

    private static <T> Set setFromEnumeration(final Enumeration e) {
        final Set<T> result = new HashSet();
        while (e.hasMoreElements()) {
            result.add(e.nextElement());
        }
        return result;
    }
}

Other Glassfish examples (source code examples)

Here is a short list of links related to this Glassfish InputJarArchiveTest.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.