Example usage for org.apache.commons.lang SystemUtils isJavaVersionAtLeast

List of usage examples for org.apache.commons.lang SystemUtils isJavaVersionAtLeast

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Introduction

In this page you can find the example usage for org.apache.commons.lang SystemUtils isJavaVersionAtLeast.

Prototype

public static boolean isJavaVersionAtLeast(int requiredVersion)

Source Link

Document

Is the Java version at least the requested version.

Example input:

  • 120 to test for JDK 1.2 or greater
  • 131 to test for JDK 1.3.1 or greater

Usage

From source file:org.apache.cocoon.jcr.JackrabbitRepository.java

public void configure(Configuration config) throws ConfigurationException {
    super.configure(config);
    // Java VM must be at least 1.4
    if (SystemUtils.isJavaVersionAtLeast(140) == false) {
        String message = "The jcr block needs at least a java VM version 1.4 to run properly. Please update to a newer java or exclude the jcr block from your Cocoon block configuration.";
        getLogger().error(message);/*from w w w . java 2s  .  c  om*/
        throw new ConfigurationException(message);
    }

    String homeURI = config.getChild("home").getAttribute("src");
    String homePath;
    String configURI = config.getChild("configuration").getAttribute("src");

    // having to release sources is a major PITA...
    SourceResolver resolver = null;
    try {
        resolver = (SourceResolver) this.manager.lookup(SourceResolver.ROLE);

        // Ensure home uri is a file and absolutize it
        Source homeSrc = resolver.resolveURI(homeURI);
        try {
            if (!(homeSrc instanceof FileSource)) {
                throw new ConfigurationException("Home path '" + homeURI + "' should map to a file, at "
                        + config.getChild("home").getLocation());
            }
            homePath = ((FileSource) homeSrc).getFile().getAbsolutePath();
        } finally {
            resolver.release(homeSrc);
        }

        // Load repository configuration
        Source configSrc = resolver.resolveURI(configURI);
        RepositoryConfig repoConfig;
        try {
            InputSource is = SourceUtil.getInputSource(configSrc);
            repoConfig = RepositoryConfig.create(is, homePath);
        } finally {
            resolver.release(configSrc);
        }
        // And create the repository
        this.delegate = RepositoryImpl.create(repoConfig);

    } catch (ConfigurationException ce) {
        throw ce;
    } catch (Exception e) {
        throw new ConfigurationException("Cannot access configuration information at " + config.getLocation(),
                e);
    } finally {
        this.manager.release(resolver);
    }
}

From source file:org.apache.maven.plugin.javadoc.FixJavadocMojoTest.java

/**
 * @throws Exception if any//  www.  j a  v  a 2  s  . c om
 */
public void testFixJdk5() throws Exception {
    if (!SystemUtils.isJavaVersionAtLeast(1.5f)) {
        getContainer().getLogger().warn("JDK 5.0 or more is required to run fix for '" + getClass().getName()
                + "#" + getName() + "()'.");
        return;
    }

    File testPomBasedir = new File(getBasedir(), "target/test/unit/fix-jdk5-test");
    executeMojoAndTest(testPomBasedir, new String[] { "ClassWithJavadoc.java", "ClassWithNoJavadoc.java",
            "InterfaceWithJavadoc.java", "InterfaceWithNoJavadoc.java", "SubClassWithJavadoc.java" });
}

From source file:org.apache.maven.plugin.javadoc.FixJavadocMojoTest.java

/**
 * @throws Exception if any/*  w  w  w  .j a va  2 s.c o m*/
 */
public void testFixJdk6() throws Exception {
    if (!SystemUtils.isJavaVersionAtLeast(1.6f)) {
        getContainer().getLogger().warn("JDK 6.0 or more is required to run fix for '" + getClass().getName()
                + "#" + getName() + "()'.");
        return;
    }

    File testPomBasedir = new File(getBasedir(), "target/test/unit/fix-jdk6-test");
    executeMojoAndTest(testPomBasedir, new String[] { "ClassWithJavadoc.java", "InterfaceWithJavadoc.java" });
}

From source file:org.apache.maven.plugin.javadoc.FixJavadocMojoTest.java

/**
 * @throws Throwable if any/*ww  w . ja  va 2  s  .co m*/
 */
public void testJavadocCommentJdk5() throws Throwable {
    if (!SystemUtils.isJavaVersionAtLeast(1.5f)) {
        getContainer().getLogger().warn("JDK 5.0 or more is required to run fix for '" + getClass().getName()
                + "#" + getName() + "()'.");
        return;
    }

    String content = "/**" + EOL + " * Dummy Class." + EOL + " */" + EOL + "public class DummyClass" + EOL + "{"
            + EOL + "    /**" + EOL + "     * Dummy method." + EOL + "     *" + EOL
            + "     * @param <K>  The Key type for the method" + EOL
            + "     * @param <V>  The Value type for the method" + EOL + "     * @param name The name." + EOL
            + "     * @return A map configured." + EOL + "     */" + EOL
            + "    public <K, V> java.util.Map<K, V> dummyMethod( String name )" + EOL + "    {" + EOL
            + "        return null;" + EOL + "    }" + EOL + "}";

    JavaDocBuilder builder = new JavaDocBuilder();
    builder.setEncoding("UTF-8");
    builder.addSource(new StringReader(content));

    JavaClass[] classes = builder.getClasses();
    JavaClass clazz = classes[0];

    JavaMethod javaMethod = clazz.getMethods()[0];

    String methodJavadoc = (String) PrivateAccessor.invoke(AbstractFixJavadocMojo.class, "getJavadocComment",
            new Class[] { String.class, AbstractJavaEntity.class }, new Object[] { content, javaMethod });
    assertEquals("     * Dummy method." + EOL + "     *", methodJavadoc);

    assertEquals(4, javaMethod.getTags().length);

    AbstractFixJavadocMojo mojoInstance = new FixJavadocMojo();
    setVariableValueToObject(mojoInstance, "fixTagsSplitted", new String[] { "all" });

    DocletTag tag = javaMethod.getTags()[0];
    String tagJavadoc = (String) PrivateAccessor.invoke(mojoInstance, "getJavadocComment",
            new Class[] { String.class, AbstractInheritableJavaEntity.class, DocletTag.class },
            new Object[] { content, javaMethod, tag });
    assertEquals("     * @param <K>  The Key type for the method", tagJavadoc);

    tag = javaMethod.getTags()[1];
    tagJavadoc = (String) PrivateAccessor.invoke(mojoInstance, "getJavadocComment",
            new Class[] { String.class, AbstractInheritableJavaEntity.class, DocletTag.class },
            new Object[] { content, javaMethod, tag });
    assertEquals("     * @param <V>  The Value type for the method", tagJavadoc);

    tag = javaMethod.getTags()[2];
    tagJavadoc = (String) PrivateAccessor.invoke(mojoInstance, "getJavadocComment",
            new Class[] { String.class, AbstractInheritableJavaEntity.class, DocletTag.class },
            new Object[] { content, javaMethod, tag });
    assertEquals("     * @param name The name.", tagJavadoc);

    tag = javaMethod.getTags()[3];
    tagJavadoc = (String) PrivateAccessor.invoke(mojoInstance, "getJavadocComment",
            new Class[] { String.class, AbstractInheritableJavaEntity.class, DocletTag.class },
            new Object[] { content, javaMethod, tag });
    assertEquals("     * @return A map configured.", tagJavadoc);
}

From source file:org.apache.maven.plugin.javadoc.JavadocReportTest.java

/**
 * Method to test the jdk5 javadoc//from w  w  w  .  jav a  2 s.  co m
 *
 * @throws Exception if any
 */
public void testJdk5() throws Exception {
    if (!SystemUtils.isJavaVersionAtLeast(1.5f)) {
        getContainer().getLogger().warn("JDK 5.0 or more is required to run javadoc for '"
                + getClass().getName() + "#" + getName() + "()'.");
        return;
    }

    File testPom = new File(unit, "jdk5-test/jdk5-test-plugin-config.xml");
    JavadocReport mojo = (JavadocReport) lookupMojo("javadoc", testPom);
    mojo.execute();

    File apidocs = new File(getBasedir(), "target/test/unit/jdk5-test/target/site/apidocs");

    File index = new File(apidocs, "index.html");
    assertTrue(FileUtils.fileExists(index.getAbsolutePath()));

    File overviewSummary = new File(apidocs, "overview-summary.html");
    assertTrue(overviewSummary.exists());
    String content = readFile(overviewSummary);
    assertTrue(content.contains("<b>Test the package-info</b>"));

    File packageSummary = new File(apidocs, "jdk5/test/package-summary.html");
    assertTrue(packageSummary.exists());
    content = readFile(packageSummary);
    assertTrue(content.contains("<b>Test the package-info</b>"));
}

From source file:org.apache.maven.plugin.javadoc.JavadocReportTest.java

/**
 * Method to test the jdk6 javadoc//from  www  . j  a  v  a 2  s  .  c  o  m
 *
 * @throws Exception if any
 */
public void testJdk6() throws Exception {
    if (!SystemUtils.isJavaVersionAtLeast(1.6f)) {
        getContainer().getLogger().warn("JDK 6.0 or more is required to run javadoc for '"
                + getClass().getName() + "#" + getName() + "()'.");
        return;
    }

    File testPom = new File(unit, "jdk6-test/jdk6-test-plugin-config.xml");
    JavadocReport mojo = (JavadocReport) lookupMojo("javadoc", testPom);
    mojo.execute();

    File apidocs = new File(getBasedir(), "target/test/unit/jdk6-test/target/site/apidocs");

    assertTrue(new File(apidocs, "index.html").exists());

    File overviewSummary = new File(apidocs, "overview-summary.html");
    assertTrue(overviewSummary.exists());
    String content = readFile(overviewSummary);
    assertTrue(content.contains("Top - Copyright &#169; All rights reserved."));
    assertTrue(content.contains("Header - Copyright &#169; All rights reserved."));
    assertTrue(content.contains("Footer - Copyright &#169; All rights reserved."));

    File packageSummary = new File(apidocs, "jdk6/test/package-summary.html");
    assertTrue(packageSummary.exists());
    content = readFile(packageSummary);
    assertTrue(content.contains("Top - Copyright &#169; All rights reserved."));
    assertTrue(content.contains("Header - Copyright &#169; All rights reserved."));
    assertTrue(content.contains("Footer - Copyright &#169; All rights reserved."));
}

From source file:org.codehaus.gmaven.plugin.ProviderMojoSupport.java

protected String detectCompatibleProvider() {
    String provider;//  w  w w  . ja v a  2  s.  co  m

    if (SystemUtils.isJavaVersionAtLeast(1.5f)) {
        provider = "1.6";
    } else {
        provider = "1.5";
    }

    log.debug("Detected compatible provider: {}", provider);

    return provider;
}

From source file:org.eclipse.wb.internal.core.nls.bundle.StandardPropertiesAccessor.java

private static void load0(Properties properties, InputStream is, String charset) throws Exception {
    if (charset.equals("UTF-8") && SystemUtils.isJavaVersionAtLeast(1.6f)) {
        Method loadMethod = Properties.class.getMethod("load", Reader.class);
        Reader reader = new InputStreamReader(is, charset);
        loadMethod.invoke(properties, reader);
    } else {// ww  w .  ja  va2  s.c om
        properties.load(is);
    }
}

From source file:org.eclipse.wb.internal.core.nls.bundle.StandardPropertiesAccessor.java

private static void store0(Properties properties, OutputStream os, String charset, String comments)
        throws Exception {
    if (charset.equals("UTF-8") && SystemUtils.isJavaVersionAtLeast(1.6f)) {
        Method loadMethod = Properties.class.getMethod("store", Writer.class, String.class);
        Writer reader = new OutputStreamWriter(os, charset);
        loadMethod.invoke(properties, reader, comments);
    } else {/*from   ww  w  .j a v  a  2 s. c  om*/
        properties.store(os, comments);
    }
}

From source file:org.jamwiki.servlets.SetupServlet.java

/**
 * This method handles the request after its parent class receives control.
 * //  w  ww.  j av  a2  s  .  c o  m
 * @param request
 *          - Standard HttpServletRequest object.
 * @param response
 *          - Standard HttpServletResponse object.
 * @return A <code>ModelAndView</code> object to be handled by the rest of the
 *         Spring framework.
 */
protected ModelAndView handleJAMWikiRequest(HttpServletRequest request, HttpServletResponse response,
        ModelAndView next, WikiPageInfo pageInfo) throws Exception {
    if (!WikiUtil.isFirstUse()) {
        throw new WikiException(new WikiMessage("setup.error.notrequired"));
    }
    String function = (request.getParameter("function") == null) ? request.getParameter("override")
            : request.getParameter("function");
    if (function == null) {
        function = "";
    }
    try {
        if (!SystemUtils.isJavaVersionAtLeast(MINIMUM_JDK_VERSION)) {
            throw new WikiException(new WikiMessage("setup.error.jdk",
                    Integer.valueOf(MINIMUM_JDK_VERSION).toString(), System.getProperty("java.version")));
        }
        if (!StringUtils.isBlank(function) && initialize(request, next, pageInfo)) {
            ServletUtil.redirect(next, WikiBase.DEFAULT_VWIKI,
                    Environment.getValue(Environment.PROP_BASE_DEFAULT_TOPIC));
        } else {
            view(request, next, pageInfo);
        }
    } catch (Exception e) {
        handleSetupError(request, next, pageInfo, e);
    }
    return next;
}