'Throws ioexception' presentation slideshows

HBase Programming

1.36k views • 112 slides

Networking Part II

Networking Part II. May 17, 2017. Thought for the Day. Networking (on UNIX) tries to emulate the notion of a sequential file. Last Lecture. Topic: Network programming What is a network: introduction and basic concepts Hosts, client/server, naming, ports Sockets Examples. This Lecture.

730 views • 72 slides

IDS594 Special Topics in Big Data Analytics

IDS594 Special Topics in Big Data Analytics. Week 3. What is MapReduce ?. General Framework of a MapReduce Program. mapper class{ // map() function } reducer class{ // reduce() function } driver class{ // parameters about job configurations }. MapReduce Pipeline. Mapper.

733 views • 62 slides

Chapter 17 Input and Output

Chapter 17 Input and Output. Stream Classes Processing External Files Data Streams Print Streams Buffered Streams Use JFileChooser Text Input and Output on the Console Object Streams Random Access Files Parsing Text Files . Streams.

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490dp Part I: Challenges Intermezzo: Applications Part II: Java Object Serialization

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Java File IO

Java File IO. Instructors: Fu-Chiung Cheng ( ??? ) Associate Professor Computer Science & Engineering Tatung University. Input and Output. Stream Classes Processing External Files Data Streams Print Streams Buffered Streams Parsing Text Files Random Access Files

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Class 23: Network Programming (just enough to make you dangerous)

474 views • 38 slides

Garbage Collector

Garbage Collector. Mecanism prin care JVM (Java Virtual Machine) isi realizeaza managementul memoriei protected void finalize () throws Throwable ; // Met. Invocata de GC la eliminare. Are scopul de a realiza actiuni explicite inainte de eliminarea obiectului

475 views • 34 slides

I/O

I/O. java.io ?? Stream ?? : ??????????????? Source Stream Sink Stream. ? byte ??????? 8bits InputStream OutputStream ? character ??????? 16bits(Unicode) Reader Writer. Stream Classes. Node. ?? (Node): ??????????????. Node Stream ??. ??????????. InputStream ??. ???

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I/O

I/O. java.io ?? Stream ?? : ??????????????? Source Stream Sink Stream. ? byte ??????? 8bits InputStream OutputStream ? character ??????? 16bits(Unicode) Reader Writer. Stream Classes. Node. ?? (Node): ??????????????. Node Stream ??. ??????????. InputStream ??. ???

434 views • 31 slides

Java Input/Output

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Decorator Pattern & Java I/O

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L5: Input & Output

L5: Input & Output. COMP206, Geoff Holmes and Bernhard Pfahringer. Streams vs. Readers/Writerse. Confusing number of alternatives: Streams: for binary 8bit (byte) quantities Readers/Writers: for String and 16bit Unicode characters

317 views • 25 slides

L5: Input & Output

L5: Input & Output. COMP206, Geoff Holmes and Bernhard Pfahringer. Streams vs. Readers/Writerse. Confusing number of alternatives: Streams: for binary 8bit (byte) quantities Readers/Writers: for String and 16bit Unicode characters

253 views • 25 slides

Java I/O

Reference: java.sun.com/docs/books/tutorial/essential/io/. Java I/O. Java Support for I/O. Traditional Java IO (package java.io ) "New" stuff (package java.nio ) We will focus on java.io (for now). Very different than C or C++ I/O! printf/scanf, cin, cout. Java IO Classes.

569 views • 23 slides

C14: Input/Output Streams

C14: Input/Output Streams. Streams vs. Readers/Writerse. Confusing number of alternatives: Streams: for binary 8bit (byte) quantities Readers/Writers: for String and 16bit Unicode characters

332 views • 23 slides

Object Oriented Programming in Java

Object Oriented Programming in Java. Lecture 16. Networking in Java. Concepts Technicalities in java. Client / Server Model. Relationship between two computer programs Client Initiates communication Requests services Server Receives requests Provides services. Client. Server. Client.

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??? ??

??? ??. JSSE (Java Secure Sockets Extension) JSSE ? ??? ??? ?? ?? ??? ????? ???? ??? ?? ??? ?? ?? ????? ??? ???? ????? JDK ? ???? ?? JSSE ?? ??? ?? ?? ??? ?? ?? ???? ?? ?? SSL ( Secure Socket Layer) ?? 3 TLS ( Transport Layer Secure) ???? JDK ? ?? ???. ??? ??. ??? ??

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Exception Handling

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Client/Server example

Client/Server example. Server import java.io.*; import java.net.*; import java.util.*; public class PrimeServer { private ServerSocket sSoc; public static final int PORT = 1301; // port out of the range of 1-1024 public static void main(String args[]) throws IOException {

169 views • 5 slides