Java Utililty Methods DataOutputStream Write Object

List of utility methods to do DataOutputStream Write Object

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DataOutputStream Write Object

Description

The list of methods to do DataOutputStream Write Object are organized into topic(s).

Method

void writeObject(DataOutputStream dos, Object o)
write Object

ByteArrayOutputStream bout = new ByteArrayOutputStream(20000);
try (ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));) {
 out.writeObject(o);
dos.writeInt(bout.size());
dos.write(bout.toByteArray());
dos.flush();

void writeObject(final DataOutputStream out, final Serializable object)
write Object

if (object == null) {
 out.writeBoolean(true); 
} else {
 out.writeBoolean(false);
 final ObjectOutputStream oos = new ObjectOutputStream(out);
 oos.writeObject(object);
 oos.flush();
 oos.close();
...

void writeObjectToStream(Object obj, DataOutputStream data)
write Object To Stream

Class<? extends Object> objClass = obj.getClass();
if (objClass.equals(Boolean.class)) {
 data.writeBoolean((Boolean) obj);
} else if (objClass.equals(Byte.class)) {
 data.writeByte((Byte) obj);
} else if (objClass.equals(Integer.class)) {
 data.writeInt((Integer) obj);
} else if (objClass.equals(String.class)) {
...

void writeObjectToStream(Object obj, DataOutputStream data)
write Object To Stream

Class objClass = obj.getClass();
if (objClass.equals(Integer.class)) {
 data.writeInt((Integer) obj);
} else if (objClass.equals(String.class)) {
 data.writeUTF((String) obj);