Example usage for java.io FileInputStream read

Introduction

In this page you can find the example usage for java.io FileInputStream read.

Prototype

public int read(byte b[]) throws IOException

Source Link

Document

Reads up to b.length bytes of data from this input stream into an array of bytes.

Usage

From source file:net.firejack.platform.core.utils.SecurityHelper.java

public static byte[] read64(String name) throws IOException {
    File file = new File(name);
    FileInputStream stream = new FileInputStream(file);
    byte[] bytes = new byte[(int) file.length()];
    stream.read(bytes);
    stream.close();//from   w  w w  .  ja v  a2s .c om
    return Base64.decode(bytes);
}

From source file:info.papdt.blacklight.support.http.FeedbackUtility.java

private static String readLog() {
    String res = "";

    try {//from w  w w .  j  ava  2  s . com
        FileInputStream fin = new FileInputStream(CrashHandler.CRASH_LOG);

        int length = fin.available();

        byte[] buffer = new byte[length];

        fin.read(buffer);

        res = EncodingUtils.getString(buffer, "UTF-8");

        fin.close();

    } catch (Exception e) {

        e.printStackTrace();
        return "";

    }
    return res;
}

From source file:com.ibm.watson.developer_cloud.retrieve_and_rank.v1.util.ZipUtils.java

private static byte[] readBytes(File file) {
    FileInputStream in = null;
    final byte buffer[] = new byte[(int) file.length()];
    try {//from   w  w  w  .  jav  a2  s  .  c om
        in = new FileInputStream(file);
        in.read(buffer);
    } catch (final IOException e) {
        MSGS.format(ERROR_READING_FILE_1, file.toString(), e);
    }
    if (in != null) {
        try {
            in.close();
        } catch (final IOException e) {
            // fail quietly
        }
    }
    return buffer;
}

From source file:Main.java

private static String readInStream(FileInputStream inStream) {
    try {//from   w  w  w .j  ava 2  s. co  m
        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        byte[] buffer = new byte[512];
        int length = -1;
        while ((length = inStream.read(buffer)) != -1) {
            outStream.write(buffer, 0, length);
        }

        outStream.close();
        inStream.close();
        return outStream.toString();
    } catch (IOException e) {
        Log.i("FileTest", e.getMessage());
    }
    return null;
}

From source file:Main.java

public static void copyFile(File fromFile, File toFile, Boolean rewrite) {
    if (!fromFile.exists()) {
        return;/*from w  w  w  .j av a 2  s.  c  o m*/
    }
    if (!fromFile.isFile()) {
        return;
    }
    if (!fromFile.canRead()) {
        return;
    }
    if (!toFile.getParentFile().exists()) {
        toFile.getParentFile().mkdirs();
    }
    if (toFile.exists() && rewrite) {
        toFile.delete();
    }

    try {
        java.io.FileInputStream fosfrom = new java.io.FileInputStream(fromFile);
        java.io.FileOutputStream fosto = new FileOutputStream(toFile);
        byte bt[] = new byte[1024];
        int c;
        while ((c = fosfrom.read(bt)) > 0) {
            fosto.write(bt, 0, c);
        }
        fosfrom.close();
        fosto.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

From source file:Main.java

public static byte[] getBytesFromFile(File file) {
    byte[] buffer = null;
    try {//w  w  w  .  j av  a2s. c o m
        if (file.exists()) {
            FileInputStream fis = new FileInputStream(file);
            ByteArrayOutputStream bos = new ByteArrayOutputStream(1000);
            byte[] b = new byte[1000];
            int n;
            while ((n = fis.read(b)) != -1) {
                bos.write(b, 0, n);
            }
            fis.close();
            bos.close();
            buffer = bos.toByteArray();
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return buffer;
}

From source file:Main.java

public static byte[] getBytesFromFile(String fileFullPath) {
    byte[] buffer = null;
    try {//from w  w  w  . java  2s. co  m
        File file = new File(fileFullPath);
        if (file.exists()) {
            FileInputStream fis = new FileInputStream(file);
            ByteArrayOutputStream bos = new ByteArrayOutputStream(1000);
            byte[] b = new byte[1000];
            int n;
            while ((n = fis.read(b)) != -1) {
                bos.write(b, 0, n);
            }
            fis.close();
            bos.close();
            buffer = bos.toByteArray();
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return buffer;
}

From source file:Main.java

private static String readInStream(FileInputStream inStream) {
    try {/*  w  ww  .j  a  va2  s .c om*/
        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        byte[] buffer = new byte[512];
        int length = -1;
        while ((length = inStream.read(buffer)) != -1) {
            outStream.write(buffer, 0, length);
        }

        outStream.close();
        inStream.close();
        return outStream.toString();
    } catch (IOException e) {
        // UIHelper.Log("e", "", "FileReadError", true);
    }
    return null;
}

From source file:Main.java

public static String read(String wbPath) {
    File file = new File(wbPath);
    if (file.exists()) {
        FileInputStream fis = null;
        try {//from w ww  .jav a2s .  c o  m
            fis = new FileInputStream(file);
            int len = fis.available();
            if (len > 0) {
                byte[] buf = new byte[len];
                fis.read(buf);
                String string = new String(buf, CHARSET);
                return string;
            }
        } catch (Exception e) {
            e.printStackTrace();
        } catch (OutOfMemoryError e) {
            e.printStackTrace();
        } finally {
            if (fis != null)
                try {
                    fis.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
        }
    }
    return null;
}

From source file:it.geosolutions.geostore.services.rest.auditing.AuditingTestsUtils.java

static String readFile(File file) {
    try {/*from  w w  w .  jav  a2s .com*/
        FileInputStream input = new FileInputStream(file);
        byte[] data = new byte[(int) file.length()];
        input.read(data);
        input.close();
        return new String(data);
    } catch (Exception exception) {
        throw new AuditingException(exception, "Error reading file '%s' content.", file.getAbsolutePath());
    }
}