#Java - Code Snippets for '#File io'

#Java - Code Snippets for '#File io' - 10 code snippet(s) found

Sample 1. Method to get all files from a directory recursively

List<File> fileList = new ArrayList();



List<File> read(String dir) throws IOException{   

   File directory = new File(dir);

   File[] fList = directory.listFiles();

   for(File file:fList){

      if(file.isDirectory()){

         read(file.getPath());

      } else {

         fileList.add(file);

      }

   }

   return fileList;

}

_{Like Feedback file handling file isDirectory() .getPath() recursion java.io.File}

Sample 2. Code Sample / Example / Snippet of org.apache.bcel.classfile.AnnotationEntry

    protected String dumpAnnotationEntries(final AnnotationEntry[] as)

    {

        final StringBuilder result = new StringBuilder();

        result.append("[");

        for (int i = 0; i < as.length; i++)

        {

            final AnnotationEntry annotation = as[i];

            result.append(annotation.toShortString());

            if (i + 1 < as.length) {

                result.append(",");

            }

        }

        result.append("]");

        return result.toString();

    }

_{Like Feedback org.apache.bcel.classfile.AnnotationEntry}

Sample 3. getting file path, absolute path and canonical path

public static void main(String[] args){

   String parent = null;

   File file = new File("/file.txt");

   System.out.println(file.getPath());

   System.out.println(file.getAbsolutePath());

   try {

      System.out.println(file.getCanonicalPath());

   } catch (IOException e) {

      e.printStackTrace();   

   }

}

_{Like Feedback file absolute path canonical path canonical file handling java.io.IOException}

Sample 4. Code Sample / Example / Snippet of org.apache.bcel.classfile.AnnotationDefault

    public void testMethodAnnotations() throws ClassNotFoundException

    {

        final JavaClass clazz = getTestClass(PACKAGE_BASE_NAME+".data.SimpleAnnotation");

        final Method m = getMethod(clazz, "fruit");

        final AnnotationDefault a = (AnnotationDefault) findAttribute(

                "AnnotationDefault", m.getAttributes());

        final SimpleElementValue val = (SimpleElementValue) a.getDefaultValue();

        assertTrue("Should be STRING but is " + val.getElementValueType(), val

                .getElementValueType() == ElementValue.STRING);

        assertTrue("Should have default of bananas but default is "

                + val.getValueString(), val.getValueString().equals("bananas"));

    }

_{Like Feedback org.apache.bcel.classfile.AnnotationDefault}

Sample 5. Code Sample / Example / Snippet of org.apache.bcel.classfile.Annotations

    public FieldGen(final Field field, final ConstantPoolGen cp) {

        this(field.getAccessFlags(), Type.getType(field.getSignature()), field.getName(), cp);

        final Attribute[] attrs = field.getAttributes();

        for (final Attribute attr : attrs) {

            if (attr instanceof ConstantValue) {

                setValue(((ConstantValue) attr).getConstantValueIndex());

            } else if (attr instanceof Annotations) {

                final Annotations runtimeAnnotations = (Annotations)attr;

                final AnnotationEntry[] annotationEntries = runtimeAnnotations.getAnnotationEntries();

                for (final AnnotationEntry element : annotationEntries) {

                    addAnnotationEntry(new AnnotationEntryGen(element,cp,false));

                }

            } else {

                addAttribute(attr);

            }

        }

    }

_{Like Feedback org.apache.bcel.classfile.Annotations}

Sample 6. Code Sample / Example / Snippet of org.apache.bcel.classfile.InnerClasses

public Attribute copy(final ConstantPool _constant_pool) {

 final InnerClasses c = (InnerClasses) clone();

 c.inner_classes = new InnerClass[inner_classes.length];

 for (int i = 0; i < inner_classes.length; i++) {

  c.inner_classes[i] = inner_classes[i].copy();

 }

 c.setConstantPool(_constant_pool);

 return c;

}

_{Like Feedback org.apache.bcel.classfile.InnerClasses object initialization using clone}

Sample 7. Code Sample / Example / Snippet of org.apache.bcel.classfile.ParameterAnnotations

  public static ParameterAnnotationEntry[] createParameterAnnotationEntries(final Attribute[] attrs) {

      final List<ParameterAnnotationEntry> accumulatedAnnotations = new ArrayList<>(attrs.length);

      for (final Attribute attribute : attrs) {

          if (attribute instanceof ParameterAnnotations) {

              final ParameterAnnotations runtimeAnnotations = (ParameterAnnotations)attribute;

              Collections.addAll(accumulatedAnnotations, runtimeAnnotations.getParameterAnnotationEntries());

          }

      }

      return accumulatedAnnotations.toArray(new ParameterAnnotationEntry[accumulatedAnnotations.size()]);

  }

_{Like Feedback org.apache.bcel.classfile.ParameterAnnotations}

Sample 8. GunZip file using Apache Commons

   public void testGzipCreation() throws Exception {

     final File input = getFile("test1.xml");

     final File output = new File(dir, "test1.xml.gz");

     final OutputStream out = new FileOutputStream(output);

     try {

      final CompressorOutputStream cos = new CompressorStreamFactory().createCompressorOutputStream("gz", out);

      try {

       IOUtils.copy(new FileInputStream(input), cos);

      } finally {

       cos.close();

      }

     } finally {

      out.close();

     }

    }

_{Like Feedback Zip file using Apache Commons Compress file using Apache Commons GunZip file using Apache Commons Code Sample / Example / Snippet of org.apache.commons.compress.compressors.CompressorOutputStream IOUtils.copy}

Sample 9. Maven - SCM ( Source Code Management ) config in POM file

<scm>

    <connection></connection>

    <developerConnection></developerConnection>

    <url></url>

</scm>

_{Like Feedback maven pom file maven scm configuration}

Sample 10. Rename a File

public static void main(String[] args) {

      File oldFileName = new File("D:/oldFile.txt");

      File newFileName = new File("D:/newFile.txt");

      oldFileName.renameTo(newFileName);

}

_{Like Feedback file io input output rename a file renaming file}

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