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File
Create new empty file
This is an example of how to create a new empty File. We are using the File class that is…
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File
Create directory
With this example we are going to demonstrate how to create a directory. We are using the File class that…
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DataOutputStream
Write String as bytes to file with DataOutputStream
In this example we shall show you how to write a String as bytes to file with the DataOutputStream. The…
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DataInputStream
Read char from file with DataInputStream
This is an example of how to read a char from a file with the DataInputStream. The DataInputStream lets an…
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BufferedOutputStream
Write byte array to file with BufferedOutputStream
In this example we shall show you how to write a byte array to a file using the BufferedOutputStream. This…
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BufferedInputStream
StreamTokenizer from BufferedReader example
This is an example of how to get and use a StreamTokenizer from a BufferedReader. The StreamTokenizer class takes an…
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BufferedInputStream
Read file with BufferedInputStream
With this example we are going to demonstrate how to read a file with a BufferedInputStream. In short, to read…
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io
Serialize arbitrary objects
public static byte[] serializeObject(Serializable object) throws Exception { ByteArrayOutputStream baos = null; ObjectOutputStream oos = null; byte[] res = null;…
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ReferenceQueue
Check when an object is no longer referenced
In this example we shall show you how to check when an object is no longer referenced. To check when…
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management
Obtain System Properties
This is an example of how to obtain the System Properties. We are using the RuntimeMXBean, that is the management…
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