Package org.jfree.io

Class SerialUtilities

  • public class SerialUtilities
extends java.lang.Object
    A class containing useful utility methods relating to serialization.
    Author:
    David Gilbert

    • Method Detail

      • isSerializable

        public static boolean isSerializable​(java.lang.Class c)
        Returns true if a class implements Serializable and false otherwise.
        Parameters:
        c - the class.
        Returns:
        A boolean.

      • readPaint

        public static java.awt.Paint readPaint​(java.io.ObjectInputStream stream)
                                throws java.io.IOException,
                                       java.lang.ClassNotFoundException
        Reads a Paint object that has been serialised by the writePaint(Paint, ObjectOutputStream) method.
        Parameters:
        stream - the input stream (null not permitted).
        Returns:
        The paint object (possibly null).
        Throws:
        java.io.IOException - if there is an I/O problem.
        java.lang.ClassNotFoundException - if there is a problem loading a class.

      • writePaint

        public static void writePaint​(java.awt.Paint paint,
                              java.io.ObjectOutputStream stream)
                       throws java.io.IOException
        Serialises a Paint object.
        Parameters:
        paint - the paint object (null permitted).
        stream - the output stream (null not permitted).
        Throws:
        java.io.IOException - if there is an I/O error.

      • readStroke

        public static java.awt.Stroke readStroke​(java.io.ObjectInputStream stream)
                                  throws java.io.IOException,
                                         java.lang.ClassNotFoundException
        Reads a Stroke object that has been serialised by the writeStroke(Stroke, ObjectOutputStream) method.
        Parameters:
        stream - the input stream (null not permitted).
        Returns:
        The stroke object (possibly null).
        Throws:
        java.io.IOException - if there is an I/O problem.
        java.lang.ClassNotFoundException - if there is a problem loading a class.

      • writeStroke

        public static void writeStroke​(java.awt.Stroke stroke,
                               java.io.ObjectOutputStream stream)
                        throws java.io.IOException
        Serialises a Stroke object. This code handles the BasicStroke class which is the only Stroke implementation provided by the JDK (and isn't directly Serializable).
        Parameters:
        stroke - the stroke object (null permitted).
        stream - the output stream (null not permitted).
        Throws:
        java.io.IOException - if there is an I/O error.

      • readComposite

        public static java.awt.Composite readComposite​(java.io.ObjectInputStream stream)
                                        throws java.io.IOException,
                                               java.lang.ClassNotFoundException
        Reads a Composite object that has been serialised by the writeComposite(Composite, ObjectOutputStream) method.
        Parameters:
        stream - the input stream (null not permitted).
        Returns:
        The composite object (possibly null).
        Throws:
        java.io.IOException - if there is an I/O problem.
        java.lang.ClassNotFoundException - if there is a problem loading a class.
        Since:
        1.0.17

      • writeComposite

        public static void writeComposite​(java.awt.Composite composite,
                                  java.io.ObjectOutputStream stream)
                           throws java.io.IOException
        Serialises a Composite object.
        Parameters:
        composite - the composite object (null permitted).
        stream - the output stream (null not permitted).
        Throws:
        java.io.IOException - if there is an I/O error.
        Since:
        1.0.17

      • readShape

        public static java.awt.Shape readShape​(java.io.ObjectInputStream stream)
                                throws java.io.IOException,
                                       java.lang.ClassNotFoundException
        Reads a Shape object that has been serialised by the writeShape(Shape, ObjectOutputStream) method.
        Parameters:
        stream - the input stream (null not permitted).
        Returns:
        The shape object (possibly null).
        Throws:
        java.io.IOException - if there is an I/O problem.
        java.lang.ClassNotFoundException - if there is a problem loading a class.

      • writeShape

        public static void writeShape​(java.awt.Shape shape,
                              java.io.ObjectOutputStream stream)
                       throws java.io.IOException
        Serialises a Shape object.
        Parameters:
        shape - the shape object (null permitted).
        stream - the output stream (null not permitted).
        Throws:
        java.io.IOException - if there is an I/O error.

      • readPoint2D

        public static java.awt.geom.Point2D readPoint2D​(java.io.ObjectInputStream stream)
                                         throws java.io.IOException
        Reads a Point2D object that has been serialised by the writePoint2D(Point2D, ObjectOutputStream) method.
        Parameters:
        stream - the input stream (null not permitted).
        Returns:
        The point object (possibly null).
        Throws:
        java.io.IOException - if there is an I/O problem.

      • writePoint2D

        public static void writePoint2D​(java.awt.geom.Point2D p,
                                java.io.ObjectOutputStream stream)
                         throws java.io.IOException
        Serialises a Point2D object.
        Parameters:
        p - the point object (null permitted).
        stream - the output stream (null not permitted).
        Throws:
        java.io.IOException - if there is an I/O error.

      • readAttributedString

        public static java.text.AttributedString readAttributedString​(java.io.ObjectInputStream stream)
                                                       throws java.io.IOException,
                                                              java.lang.ClassNotFoundException
        Reads a AttributedString object that has been serialised by the writeAttributedString(AttributedString, ObjectOutputStream) method.
        Parameters:
        stream - the input stream (null not permitted).
        Returns:
        The attributed string object (possibly null).
        Throws:
        java.io.IOException - if there is an I/O problem.
        java.lang.ClassNotFoundException - if there is a problem loading a class.

      • writeAttributedString

        public static void writeAttributedString​(java.text.AttributedString as,
                                         java.io.ObjectOutputStream stream)
                                  throws java.io.IOException
        Serialises an AttributedString object.
        Parameters:
        as - the attributed string object (null permitted).
        stream - the output stream (null not permitted).
        Throws:
        java.io.IOException - if there is an I/O error.