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31 lines (30 loc) · 890 Bytes
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//: io/StoringAndRecoveringData.java
package io; /* Added by Eclipse.py */
import java.io.*;
public class StoringAndRecoveringData {
public static void main(String[] args)
throws IOException {
DataOutputStream out = new DataOutputStream(
new BufferedOutputStream(
new FileOutputStream("Data.txt")));
out.writeDouble(3.14159);
out.writeUTF("That was pi");
out.writeDouble(1.41413);
out.writeUTF("Square root of 2");
out.close();
DataInputStream in = new DataInputStream(
new BufferedInputStream(
new FileInputStream("Data.txt")));
System.out.println(in.readDouble());
// Only readUTF() will recover the
// Java-UTF String properly:
System.out.println(in.readUTF());
System.out.println(in.readDouble());
System.out.println(in.readUTF());
}
} /* Output:
3.14159
That was pi
1.41413
Square root of 2
*///:~