Examples with JarInputStream java.util.jar.JarInputStream used on opensource projects

Example 76 with JarInputStream

use of java.util.jar.JarInputStream in project ignite by apache.

the class GridJarClassLoader method readJarFile.

/**
 * Reads JAR file and stored classes locally.
 *
 * @param fileName Name of file to read.
 * @throws IOException If read failed.
 */
private void readJarFile(String fileName) throws IOException {
    JarEntry je;
    JarInputStream jis = new JarInputStream(new FileInputStream(fileName));
    while ((je = jis.getNextJarEntry()) != null) {
        String jarName = je.getName();
        if (jarName.endsWith(".class"))
            loadClassBytes(jis, jarName);
        // Else ignore it; it could be an image or audio file.
        jis.closeEntry();
    }
}

Example 77 with JarInputStream

use of java.util.jar.JarInputStream in project cxf by apache.

the class CodeGenTest method testClientJar.

@Test
public void testClientJar() throws Exception {
    env.put(ToolConstants.CFG_WSDLURL, getLocation("/wsdl2java_wsdl/hello_world_wsdl_import.wsdl"));
    env.put(ToolConstants.CFG_CLIENT_JAR, "test-client.jar");
    processor.setContext(env);
    processor.execute();
    File clientjarFile = new File(output, "test-client.jar");
    assertTrue(clientjarFile.exists());
    List<String> jarEntries = new ArrayList<>();
    JarInputStream jarIns = new JarInputStream(new FileInputStream(clientjarFile));
    JarEntry entry = null;
    while ((entry = jarIns.getNextJarEntry()) != null) {
        if (entry.getName().endsWith(".wsdl") || entry.getName().endsWith(".class")) {
            jarEntries.add(entry.getName());
        }
    }
    jarIns.close();
    assertEquals("15 files including wsdl and class files are expected", 15, jarEntries.size());
    assertTrue("hello_world_messages.wsdl is expected", jarEntries.contains("hello_world_messages.wsdl"));
    assertTrue("org/apache/cxf/w2j/hello_world/SOAPService.class is expected", jarEntries.contains("org/apache/cxf/w2j/hello_world/SOAPService.class"));
}

Example 78 with JarInputStream

use of java.util.jar.JarInputStream in project drools by kiegroup.

the class MarshallingTest method testSerializabilityWithJarFacts.

/**
 * In this case we are dealing with facts which are not on the systems classpath.
 */
@Test
public void testSerializabilityWithJarFacts() throws Exception {
    MapBackedClassLoader loader = new MapBackedClassLoader(this.getClass().getClassLoader());
    JarInputStream jis = new JarInputStream(this.getClass().getResourceAsStream("/billasurf.jar"));
    JarEntry entry = null;
    byte[] buf = new byte[1024];
    int len = 0;
    while ((entry = jis.getNextJarEntry()) != null) {
        if (!entry.isDirectory()) {
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            while ((len = jis.read(buf)) >= 0) {
                out.write(buf, 0, len);
            }
            loader.addResource(entry.getName(), out.toByteArray());
        }
    }
    String drl = "package foo.bar \n" + "import com.billasurf.Board\n" + "rule 'MyGoodRule' \n dialect 'mvel' \n when " + "   Board() " + "then \n" + " System.err.println(42); \n" + "end\n";
    KnowledgeBuilderConfiguration kbuilderConf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader);
    Collection<KiePackage> kpkgs = loadKnowledgePackagesFromString(kbuilderConf, drl);
    kpkgs = SerializationHelper.serializeObject(kpkgs, loader);
}

Example 79 with JarInputStream

use of java.util.jar.JarInputStream in project drools by kiegroup.

the class MemoryFileSystem method readFromJar.

public static MemoryFileSystem readFromJar(InputStream jarFile) {
    MemoryFileSystem mfs = new MemoryFileSystem();
    JarInputStream zipFile = null;
    try {
        zipFile = new JarInputStream(jarFile);
        ZipEntry entry;
        while ((entry = zipFile.getNextEntry()) != null) {
            // entry.getSize() is not accurate according to documentation, so have to read bytes until -1 is found
            ByteArrayOutputStream content = new ByteArrayOutputStream();
            int b;
            while ((b = zipFile.read()) != -1) {
                content.write(b);
            }
            mfs.write(entry.getName(), content.toByteArray(), true);
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        if (zipFile != null) {
            try {
                zipFile.close();
            } catch (IOException e) {
                log.error(e.getMessage(), e);
            }
        }
    }
    return mfs;
}

Example 80 with JarInputStream

use of java.util.jar.JarInputStream in project drools by kiegroup.

the class JeneratorTest method testRoundTrip.

@Test
public void testRoundTrip() throws Exception {
    Fact f = new Fact();
    f.name = "Foobar";
    Field f1 = new Field();
    f1.name = "name";
    f1.type = "java.lang.String";
    f.fields.add(f1);
    Field f2 = new Field();
    f2.name = "age";
    f2.type = "java.lang.Integer";
    f.fields.add(f2);
    Fact f_ = new Fact();
    f_.name = "Baz";
    Field f1_ = new Field();
    f1_.name = "name";
    f1_.type = "java.lang.String";
    f_.fields.add(f1_);
    Jenerator jen = new Jenerator();
    byte[] data = jen.createJar(new Fact[] { f, f_ }, "whee.waa");
    JarInputStream jis = new JarInputStream(new ByteArrayInputStream(data));
    JarEntry je = jis.getNextJarEntry();
    assertNotNull(je);
    System.err.println(je.getName());
    assertEquals("factmodel.xml", je.getName());
    je = jis.getNextJarEntry();
    assertNotNull(je);
    System.err.println(je.getName());
    assertEquals("whee/waa/Foobar.class", je.getName());
    je = jis.getNextJarEntry();
    assertNotNull(je);
    System.err.println(je.getName());
    assertEquals("whee/waa/Baz.class", je.getName());
    Fact[] facts = jen.loadMetaModel(new JarInputStream(new ByteArrayInputStream(data)));
    assertEquals(2, facts.length);
    assertEquals("Foobar", facts[0].name);
    assertEquals("Baz", facts[1].name);
}