Example usage for java.io File canRead

Introduction

In this page you can find the example usage for java.io File canRead.

Prototype

public boolean canRead()

Source Link

Document

Tests whether the application can read the file denoted by this abstract pathname.

Usage

From source file:bentolor.grocerylist.persistence.ModelSerializer.java

public GroceryLists deserialize(File sourceFile) {
    try {/* ww w. j a v  a2 s.  c o m*/
        if (sourceFile.canRead())
            return mapper.readValue(sourceFile, GroceryLists.class);
        else
            return new GroceryLists();
    } catch (IOException e) {
        throw new IllegalArgumentException("Invalid JSON", e);
    }
}

From source file:com.qatickets.service.ConfigService.java

public boolean isNewInstance() {
    final File loc = new File(DB_LOCATION);
    return false == (loc.exists() && loc.canRead());
}

From source file:com.googlecode.flyway.core.util.scanner.FileSystemLocationScanner.java

/**
 * Finds all the resource names contained in this file system folder.
 *
 * @param classPathRootOnDisk The location of the classpath root on disk, with a trailing slash.
 * @param scanRootLocation    The root location of the scan on the classpath, without leading or trailing slashes.
 * @param folder              The folder to look for resources under on disk.
 * @return The resource names;//w  w  w .  j  a v a2  s.c o m
 * @throws IOException when the folder could not be read.
 */
/*private -> for testing*/
@SuppressWarnings("ConstantConditions")
Set<String> findResourceNamesFromFileSystem(String classPathRootOnDisk, String scanRootLocation, File folder)
        throws IOException {
    LOG.debug("Scanning for resources in path: " + folder.getPath() + " (classpath location: "
            + scanRootLocation + ")");

    Set<String> resourceNames = new TreeSet<String>();

    File[] files = folder.listFiles();
    for (File file : files) {
        if (file.canRead()) {
            if (file.isDirectory()) {
                resourceNames
                        .addAll(findResourceNamesFromFileSystem(classPathRootOnDisk, scanRootLocation, file));
            } else {
                resourceNames.add(toResourceNameOnClasspath(classPathRootOnDisk, file));
            }
        }
    }

    return resourceNames;
}

From source file:org.eclipse.gemini.blueprint.test.internal.util.FileSystemStorageTest.java

public void testResourceForTempFile() throws Exception {
    Resource res = storage.getResource();
    assertTrue(res.exists());// w  w  w.j a va 2s  .c o m
    File tempFile = res.getFile();
    assertTrue(tempFile.exists());
    assertTrue(tempFile.canRead());
    assertTrue(tempFile.canWrite());
}

From source file:se.crisp.codekvast.support.web.config.WebServerConfig.java

@Bean
public EmbeddedServletContainerFactory servletContainer(Environment environment) {
    Integer serverPort = environment.getProperty("server.port", Integer.class, 8080);
    TomcatEmbeddedServletContainerFactory tomcat = new TomcatEmbeddedServletContainerFactory();

    File keystore = new File(KEYSTORE_PATH);
    if (keystore.canRead() && serverPort != 0) {
        // Don't configure an SSL port during tests.
        tomcat.addAdditionalTomcatConnectors(createSslConnector(keystore, computeSslPort(serverPort)));
    }// w w  w.  j  av a 2s .  c o  m
    return tomcat;
}

From source file:com.github.riccardove.easyjasub.EasyJaSubInputFromCommand.java

private static File getJMDictFile(EasyJaSubCmdHomeDir homeDir, String fileName) throws EasyJaSubException {
    if (fileName != null && !isDefault(fileName) && !isEnabled(fileName)) {
        if (isDisabled(fileName)) {
            return null;
        }//from www  .j a  v a2s .co  m
        File file = new File(fileName);
        if (!file.exists() || !file.isFile()) {
            throw new EasyJaSubException("Can not find JMdict file " + fileName);
        }
        if (!file.canRead()) {
            throw new EasyJaSubException("Can not read JMdict file " + fileName);
        }
        return file;
    }
    if (homeDir != null) {
        File file = homeDir.getJMDictFile();
        if (file != null && file.isFile() && file.canRead()) {
            return file;
        }
    }
    return null;
}

From source file:com.streamsets.datacollector.cluster.BaseClusterProvider.java

private static void doCopyDirectory(File srcDir, File destDir) throws IOException {
    // code copied from commons-io FileUtils to work around files which cannot be read
    // recurse//from   w ww .  j  a v a 2 s  .co m
    final File[] srcFiles = srcDir.listFiles();
    if (srcFiles == null) { // null if abstract pathname does not denote a directory, or if an I/O error occurs
        throw new IOException("Failed to list contents of " + srcDir);
    }
    if (destDir.exists()) {
        if (!destDir.isDirectory()) {
            throw new IOException("Destination '" + destDir + "' exists but is not a directory");
        }
    } else {
        if (!destDir.mkdirs() && !destDir.isDirectory()) {
            throw new IOException("Destination '" + destDir + "' directory cannot be created");
        }
    }
    if (!destDir.canWrite()) {
        throw new IOException("Destination '" + destDir + "' cannot be written to");
    }
    for (final File srcFile : srcFiles) {
        final File dstFile = new File(destDir, srcFile.getName());
        if (srcFile.canRead()) { // ignore files which cannot be read
            if (srcFile.isDirectory()) {
                doCopyDirectory(srcFile, dstFile);
            } else {
                try (InputStream in = new FileInputStream((srcFile))) {
                    try (OutputStream out = new FileOutputStream((dstFile))) {
                        IOUtils.copy(in, out);
                    }
                }
            }
        }
    }
}

From source file:com.npower.wurfl.FileWurflSource.java

public InputStream getWurflPatchInputStream() throws IOException {
    String fileName = source.getAbsolutePath();
    if (fileName.matches("(.*)wurfl\\.xml$")) {
        int fc = fileName.indexOf("wurfl.xml");
        String dir = fileName.substring(0, fc);
        String patchfile = dir + "wurfl_patch.xml";

        File f = new File(patchfile);
        if (f.exists() && f.canRead()) {
            log.info("potential patchfile: " + patchfile);
            return new FileInputStream(patchfile);
        } else {//from w ww  .  j  a  v a2  s .c o m
            log.info("potential patchfile: " + patchfile + " does not exist, or is not readable");
        }
    }
    return null;
}

From source file:net.opentsdb.tsd.GraphHandler.java

/**
 * Iterate through the class path and look for the Gnuplot helper script.
 * @return The path to the wrapper script.
 */// ww  w . ja v  a 2  s .  c o  m
private static String findGnuplotHelperScript() {
    final URL url = GraphHandler.class.getClassLoader().getResource(WRAPPER);
    if (url == null) {
        throw new RuntimeException("Couldn't find " + WRAPPER + " on the" + " CLASSPATH: "
                + System.getProperty("java.class.path"));
    }
    final String path = url.getFile();
    LOG.debug("Using Gnuplot wrapper at {}", path);
    final File file = new File(path);
    final String error;
    if (!file.exists()) {
        error = "non-existent";
    } else if (!file.canExecute()) {
        error = "non-executable";
    } else if (!file.canRead()) {
        error = "unreadable";
    } else {
        return path;
    }
    throw new RuntimeException("The " + WRAPPER + " found on the" + " CLASSPATH (" + path + ") is a " + error
            + " file...  WTF?" + "  CLASSPATH=" + System.getProperty("java.class.path"));
}

From source file:cz.incad.kramerius.client.tools.IndexConfig.java

public IndexConfig() throws IOException, JSONException {
    String path = System.getProperty("user.home") + File.separator + ".kramerius4" + File.separator + "k5client"
            + File.separator + "fields.json";
    //        File f = new File(path);
    //        if (!f.exists() || !f.canRead()) {
    //            f = FileUtils.toFile(IndexConfig.class.getResource("/cz/incad/kramerius/client/tools/fields.json"));
    //        }//w w w  .j a  v  a2 s.  co m
    File fdef = FileUtils.toFile(IndexConfig.class.getResource("/cz/incad/kramerius/client/tools/fields.json"));
    String json = FileUtils.readFileToString(fdef, "UTF-8");
    fieldsConfig = new JSONObject(json);

    File f = new File(path);
    if (f.exists() && f.canRead()) {
        json = FileUtils.readFileToString(f, "UTF-8");
        JSONObject confCustom = new JSONObject(json);
        Iterator keys = confCustom.keys();
        while (keys.hasNext()) {
            String key = (String) keys.next();
            LOGGER.log(Level.INFO, "key {0} will be overrided", key);
            fieldsConfig.put(key, confCustom.get(key));
        }
    }

    mappings = fieldsConfig.getJSONObject("mappings");
}