- Java.io package classes
- Java.io - Home
- Java.io - BufferedInputStream
- Java.io - BufferedOutputStream
- Java.io - BufferedReader
- Java.io - BufferedWriter
- Java.io - ByteArrayInputStream
- Java.io - ByteArrayOutputStream
- Java.io - CharArrayReader
- Java.io - CharArrayWriter
- Java.io - Console
- Java.io - DataInputStream
- Java.io - DataOutputStream
- Java.io - File
- Java.io - FileDescriptor
- Java.io - FileInputStream
- Java.io - FileOutputStream
- Java.io - FilePermission
- Java.io - FileReader
- Java.io - FileWriter
- Java.io - FilterInputStream
- Java.io - FilterOutputStream
- Java.io - FilterReader
- Java.io - FilterWriter
- Java.io - InputStream
- Java.io - InputStreamReader
- Java.io - LineNumberInputStream
- Java.io - LineNumberReader
- Java.io - ObjectInputStream
- Java.io - ObjectInputStream.GetField
- Java.io - ObjectOutputStream
- io - ObjectOutputStream.PutField
- Java.io - ObjectStreamClass
- Java.io - ObjectStreamField
- Java.io - OutputStream
- Java.io - OutputStreamWriter
- Java.io - PipedInputStream
- Java.io - PipedOutputStream
- Java.io - PipedReader
- Java.io - PipedWriter
- Java.io - PrintStream
- Java.io - PrintWriter
- Java.io - PushbackInputStream
- Java.io - PushbackReader
- Java.io - RandomAccessFile
- Java.io - Reader
- Java.io - SequenceInputStream
- Java.io - SerializablePermission
- Java.io - StreamTokenizer
- Java.io - StringBufferInputStream
- Java.io - StringReader
- Java.io - StringWriter
- Java.io - Writer
- Java.io package extras
- Java.io - Interfaces
- Java.io - Exceptions
- Java.io package Useful Resources
- Java.io - Discussion
Java.io.ObjectStreamField.getTypeString() Method
Description
The java.io.ObjectStreamField.getTypeString() method returns the JVM type signature.
Declaration
Following is the declaration for java.io.ObjectStreamField.getTypeString() method.
public String getTypeString()
Parameters
NA
Return Value
This method returns null if this field has a primitive type.
Exception
NA
Example
The following example shows the usage of java.io.ObjectStreamField.getTypeString() method.
package com.tutorialspoint; import java.io.*; import java.util.Calendar; public class ObjectStreamFieldDemo { public static void main(String[] args) { // create a new object stream class for Integers ObjectStreamClass osc = ObjectStreamClass.lookup(Integer.class); // get the field value from Integer class ObjectStreamField field = osc.getField("value"); // get the type string of the field System.out.println("" + field.getTypeString()); // create a new object stream class for calendar ObjectStreamClass osc2 = ObjectStreamClass.lookup(Calendar.class); // get the field value from Calendar class ObjectStreamField field2 = osc2.getField("isSet"); // get the type string of the field2 System.out.println("" + field2.getTypeString()); } }
Let us compile and run the above program, this will produce the following result −
null [Z
java_io_objectstreamfield.htm
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