Android Utililty Methods Directory Create

List of utility methods to do Directory Create

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Description

The list of methods to do Directory Create are organized into topic(s).

Method

voidcreateIfDoesntExist(File dir, boolean mustBeReadable, boolean mustBeWritable)
creates a directory if it doesnt exist and verifies permissions 
if (dir.exists()) {
    if (!dir.isDirectory())
        throw new IOException(dir.getAbsolutePath()
                + " exists but isn't a directory");
} else {
    if (!dir.mkdirs())
        throw new IOException("Couldn't create directory "
                + dir.getAbsolutePath());
...
booleancreateMissingParentDirectories(File file)
create Missing Parent Directories 
File parent = file.getParentFile();
if (parent == null) {
    throw new IllegalStateException(file
            + " should not have a null parent");
if (parent.exists()) {
    throw new IllegalStateException(file
            + " should not have existing parent directory");
...
FilecreateNewDirectory(String directorPath)
create New Directory 
File dir = new File(directorPath);
if (dir.exists())
    return dir;
dir.mkdirs();
return dir;
FilecreateOrGetDir(String path, boolean mustBeReadable, boolean mustBeWritable)
Creates a directory or gets it if it exists. 
File dir = new File(path);
createIfDoesntExist(dir, mustBeReadable, mustBeWritable);
return dir;
booleandirWritable(String dir)
dir Writable 
return dirWritable(new File(dir));
Filedirectory(File base, String dir)
Returns the File for a named directory. 
return directory(base.getPath(), dir);
Filedirectory(File dir)
Returns the File for a directory. 
if (!dir.exists()) {
    if (!dir.mkdirs()) {
        throw new IOException(Fmt.S("can't create directory %s",
                dir));
if (!dir.isDirectory()) {
    throw new IOException(Fmt.S("%s is not a directory", dir));
...
Filedirectory(String base, String dir)
Returns the File for a named directory. 
return directory(new File(new File(base), dir));
Filedirectory(String dir)
Returns the File for a named directory. 
return directory(new File(dir));
voidensureDirectoryExist(File dir)
ensure Directory Exist 
if (!dir.exists()) {
    boolean success = dir.mkdirs();
    if (!success)
        throw new IOException("Cannot create directory");
} else {
    if (!dir.isDirectory())
        throw new IOException(dir.getName() + " is not a directory");