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:com.github.maven_nar.NarUtil.java

public static void makeExecutable(final File file, final Log log)
        throws MojoExecutionException, MojoFailureException {
    if (!file.exists()) {
        return;/*ww  w.  jav a2s .  c  o m*/
    }

    if (file.isDirectory()) {
        final File[] files = file.listFiles();
        for (final File file2 : files) {
            makeExecutable(file2, log);
        }
    }
    if (file.isFile() && file.canRead() && file.canWrite() && !file.isHidden()) {
        // chmod +x file
        final int result = runCommand("chmod", new String[] { "+x", file.getPath() }, null, null, log);
        if (result != 0) {
            throw new MojoExecutionException("Failed to execute 'chmod +x " + file.getPath() + "'"
                    + " return code: \'" + result + "\'.");
        }
    }
}

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From source file:com.github.maven_nar.NarUtil.java

public static void makeLink(final File file, final Log log)
        throws MojoExecutionException, MojoFailureException {
    if (!file.exists()) {
        return;//from  ww  w  .j  av  a2  s .  c  o  m
    }

    if (file.isDirectory()) {
        final File[] files = file.listFiles();
        for (final File file2 : files) {
            makeLink(file2, log);
        }
    }
    if (file.isFile() && file.canRead() && file.canWrite() && !file.isHidden()
            && file.getName().matches(".*\\.so(\\.\\d+)+$")) {
        final File sofile = new File(file.getParent(),
                file.getName().substring(0, file.getName().indexOf(".so") + 3));
        if (!sofile.exists()) {
            // ln -s lib.so.xx lib.so
            final int result = runCommand("ln", new String[] { "-s", file.getName(), sofile.getPath() }, null,
                    null, log);
            if (result != 0) {
                throw new MojoExecutionException("Failed to execute 'ln -s " + file.getName() + " "
                        + sofile.getPath() + "'" + " return code: \'" + result + "\'.");
            }
        }
    }
}

---

From source file:com.sforce.dataset.DatasetUtilMain.java

public static File validateInputFile(String inputFile, String action) {
    File temp = null;
    if (inputFile != null) {
        temp = new File(inputFile);
        if (!temp.exists() && !temp.canRead()) {
            System.out.println("\nERROR: inputFile {" + temp + "} not found");
            return null;
        }// ww w.  j a  va 2 s. c  om

        String ext = FilenameUtils.getExtension(temp.getName());
        if (ext == null || !(ext.equalsIgnoreCase("csv") || ext.equalsIgnoreCase("txt")
                || ext.equalsIgnoreCase("bin") || ext.equalsIgnoreCase("gz") || ext.equalsIgnoreCase("json"))) {
            System.out.println("\nERROR: inputFile does not have valid extension");
            return null;
        }

        if (action.equalsIgnoreCase("load")) {
            byte[] binHeader = new byte[5];
            if (ext.equalsIgnoreCase("bin") || ext.equalsIgnoreCase("gz")) {
                try {
                    InputStream fis = new FileInputStream(temp);
                    if (ext.equalsIgnoreCase("gz"))
                        fis = new GzipCompressorInputStream(new FileInputStream(temp));
                    int cnt = fis.read(binHeader);
                    if (fis != null) {
                        IOUtils.closeQuietly(fis);
                    }
                    if (cnt < 5) {
                        System.out.println("\nERROR: inputFile {" + temp + "} in not valid");
                        return null;
                    }
                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                    System.out.println("\nERROR: inputFile {" + temp + "} not found");
                    return null;
                } catch (IOException e) {
                    e.printStackTrace();
                    System.out.println("\nERROR: inputFile {" + temp + "} in not valid");
                    return null;
                }

                if (!EbinFormatWriter.isValidBin(binHeader)) {
                    if (ext.equalsIgnoreCase("bin")) {
                        System.out.println("\nERROR: inputFile {" + temp + "} in not valid binary file");
                        return null;
                    }
                }
            }
        }

        if (ext.equalsIgnoreCase("json")) {
            try {
                ObjectMapper mapper = new ObjectMapper();
                mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
                mapper.readValue(temp, Object.class);
            } catch (Throwable t) {
                System.out.println(
                        "\nERROR: inputFile {" + temp + "} is not valid json, Error: " + t.getMessage());
                return null;
            }
        }

    }
    return temp;

}

---

From source file:edu.stanford.epadd.launcher.Splash.java

/** sets up SETTINGS_DIR by reading epadd.properties in home dir if required, also sets up IS_DISCOVERY_MODE.
 * out and err streams are expected to be available.
 * call this before setting up logging because it can affect the location of the log file
 *///from   w ww. ja va 2  s.  c o m
private static void readConfigFile() {
    // compute settings_DIR, which is also used as logging_dir. so it should be called before logging is set up.
    // Important: this logic should be the same as in EpaddInitializer inside the webapp (which calls muse/Config.java)
    {
        String DEFAULT_SETTINGS_DIR = System.getProperty("user.home") + File.separator + "epadd-settings";
        Properties props = new Properties();

        File f = new File(EPADD_PROPS_FILE);
        if (f.exists() && f.canRead()) {
            out.println("Reading configuration from: " + EPADD_PROPS_FILE);
            try {
                InputStream is = new FileInputStream(EPADD_PROPS_FILE);
                props.load(is);
            } catch (Exception e) {
                err.println("Error reading epadd properties file " + EPADD_PROPS_FILE + " " + e);
            }
        } else {
            err.println("ePADD properties file " + EPADD_PROPS_FILE + " does not exist or is not readable");
        }

        // set up settings_dir
        SETTINGS_DIR = System.getProperty("epadd.settings.dir");
        if (SETTINGS_DIR == null || SETTINGS_DIR.length() == 0)
            SETTINGS_DIR = props.getProperty("epadd.settings.dir");
        if (SETTINGS_DIR == null || SETTINGS_DIR.length() == 0)
            SETTINGS_DIR = DEFAULT_SETTINGS_DIR;

        if (System.getProperty("epadd.mode.discovery") != null
                || "discovery".equalsIgnoreCase((String) props.get("epadd.mode")))
            IS_DISCOVERY_MODE = true;
    }
}

---

From source file:File.TXT.ReadFile.java

public ArrayList read_all_files(String path) {
    FilenameFilter filter = new FilenameFilter() {
        public boolean accept(File dir, String name) {
            return name.endsWith(".txt");
        }/*from  w w  w  .  j a  v  a2s  .com*/
    };
    ArrayList hasil = new ArrayList();
    File folder = new File(path);
    File[] listOfFiles = folder.listFiles(filter);
    for (int i = 0; i < listOfFiles.length; i++) {
        File file = listOfFiles[i];
        try {
            if (file.canRead()) {
                String content = FileUtils.readFileToString(file);
                hasil.add(content);
            } else {
                hasil.add("kosong");
            }
        } catch (IOException ex) {
            Logger.getLogger(ReadFile.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
    return hasil;
}

---

From source file:net.sf.zekr.engine.template.ZekrFileResourceLoader.java

public long getLastModified(Resource resource) {
    File file = new File(resource.getName());
    return file.canRead() ? file.lastModified() : 0;
}

---

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

private static void checkDirectory(String fileName, File file) throws EasyJaSubException {
    if (!file.isDirectory()) {
        throw new EasyJaSubException(fileName + " is not a directory");
    }/*w  w w  . j ava  2  s.c om*/
    if (!file.canRead()) {
        throw new EasyJaSubException("Directory " + fileName + " can not be read");
    }
    if (!file.canWrite()) {
        throw new EasyJaSubException("Directory " + fileName + " can not be written");
    }
}

---

From source file:persistence.DefaultModelSerializer.java

@Override
public GroceryLists deserialize(File sourceFile) {
    try {//from w w  w.j  av a  2 s  .  co  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.cisco.step.jenkins.plugins.jenkow.WfUtil.java

private static FormValidation checkFile(String value, File f) {
    if (!StringUtils.isEmpty(value)) {
        if (!f.exists()) {
            String url = "descriptorByName/" + JenkowBuilder.class.getName() + "/createWorkflow?wfn=" + value;
            String msg = "Workflow " + value + " does not exist. " + "<button type=\"button\""
                    + " onclick=\"javascript:" + "var e=this;" + "new Ajax.Request" + "(" + "'" + url + "',"
                    + "{onSuccess:function(x)"
                    + "{notificationBar.show('Workflow created.',notificationBar.OK);"
                    + "fireEvent($(e).up('TR.validation-error-area').previous().down('INPUT'),'change');" + "}"
                    + "}" + ")" + "\"" + ">" + "Create it now" + "</button>";
            return FormValidation.errorWithMarkup(msg);
        }/* w  w  w  .j a v a  2  s .  c o m*/
        if (!f.canRead())
            return FormValidation.warning("Workflow " + value + " is not readable.");
    }
    return FormValidation.ok();
}

---

From source file:cz.incad.kramerius.k5indexer.FieldsConfig.java

public FieldsConfig() throws IOException, JSONException {
    String path = Constants.WORKING_DIR + File.separator + "k5indexer" + File.separator + "fields.json";
    File f = new File(path);
    if (!f.exists() || !f.canRead()) {
        f = FileUtils// w  w  w.ja  va2  s.  com
                .toFile(KrameriusDocument.class.getResource("/cz/incad/kramerius/k5indexer/res/fields.json"));
    }
    String json = FileUtils.readFileToString(f, "UTF-8");
    fieldsConfig = new JSONObject(json);
    mappings = fieldsConfig.getJSONObject("mappings");
    streams = fieldsConfig.getJSONObject("datastreams");
}

---

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