Java Code Examples for java.awt.Image.UndefinedProperty

The following are Jave code examples for showing how to use UndefinedProperty of the java.awt.Image class. You can vote up the examples you like. Your votes will be used in our system to get more good examples.
Example 1
Project: OpenJSharp   File: ToolkitImage.java   Source Code and License Vote up 6 votes
/**
 * Return a property of the image by name.  Individual property names
 * are defined by the various image formats.  If a property is not
 * defined for a particular image, then this method will return the
 * UndefinedProperty object.  If the properties for this image are
 * not yet known, then this method will return null and the ImageObserver
 * object will be notified later.  The property name "comment" should
 * be used to store an optional comment which can be presented to
 * the user as a description of the image, its source, or its author.
 */
public Object getProperty(String name, ImageObserver observer) {
    if (name == null) {
        throw new NullPointerException("null property name is not allowed");
    }

    if (src != null) {
        src.checkSecurity(null, false);
    }
    if (properties == null) {
        addWatcher(observer, true);
        if (properties == null) {
            return null;
        }
    }
    Object o = properties.get(name);
    if (o == null) {
        o = Image.UndefinedProperty;
    }
    return o;
}
 
Example 2
Project: OpenJSharp   File: ToolkitImage.java   Source Code and License Vote up 6 votes
/**
 * Return a property of the image by name.  Individual property names
 * are defined by the various image formats.  If a property is not
 * defined for a particular image, then this method will return the
 * UndefinedProperty object.  If the properties for this image are
 * not yet known, then this method will return null and the ImageObserver
 * object will be notified later.  The property name "comment" should
 * be used to store an optional comment which can be presented to
 * the user as a description of the image, its source, or its author.
 */
public Object getProperty(String name, ImageObserver observer) {
    if (name == null) {
        throw new NullPointerException("null property name is not allowed");
    }

    if (src != null) {
        src.checkSecurity(null, false);
    }
    if (properties == null) {
        addWatcher(observer, true);
        if (properties == null) {
            return null;
        }
    }
    Object o = properties.get(name);
    if (o == null) {
        o = Image.UndefinedProperty;
    }
    return o;
}
 
Example 3
Project: jdk8u-jdk   File: ToolkitImage.java   Source Code and License Vote up 6 votes
/**
 * Return a property of the image by name.  Individual property names
 * are defined by the various image formats.  If a property is not
 * defined for a particular image, then this method will return the
 * UndefinedProperty object.  If the properties for this image are
 * not yet known, then this method will return null and the ImageObserver
 * object will be notified later.  The property name "comment" should
 * be used to store an optional comment which can be presented to
 * the user as a description of the image, its source, or its author.
 */
public Object getProperty(String name, ImageObserver observer) {
    if (name == null) {
        throw new NullPointerException("null property name is not allowed");
    }

    if (src != null) {
        src.checkSecurity(null, false);
    }
    if (properties == null) {
        addWatcher(observer, true);
        if (properties == null) {
            return null;
        }
    }
    Object o = properties.get(name);
    if (o == null) {
        o = Image.UndefinedProperty;
    }
    return o;
}
 
Example 4
Project: openjdk-jdk10   File: ToolkitImage.java   Source Code and License Vote up 6 votes
/**
 * Return a property of the image by name.  Individual property names
 * are defined by the various image formats.  If a property is not
 * defined for a particular image, then this method will return the
 * UndefinedProperty object.  If the properties for this image are
 * not yet known, then this method will return null and the ImageObserver
 * object will be notified later.  The property name "comment" should
 * be used to store an optional comment which can be presented to
 * the user as a description of the image, its source, or its author.
 */
public Object getProperty(String name, ImageObserver observer) {
    if (name == null) {
        throw new NullPointerException("null property name is not allowed");
    }

    if (src != null) {
        src.checkSecurity(null, false);
    }
    if (properties == null) {
        addWatcher(observer, true);
        if (properties == null) {
            return null;
        }
    }
    Object o = properties.get(name);
    if (o == null) {
        o = Image.UndefinedProperty;
    }
    return o;
}
 
Example 5
Project: jdk8u-jdk   File: GetPropertyNames.java   Source Code and License Vote up 5 votes
private static void validate(final BufferedImage bi, final int expected) {
    final String[] names = bi.getPropertyNames();
    if (names.length != expected) {
        throw new RuntimeException("Wrong number of names");
    }
    for (final String name : names) {
        final Object property = bi.getProperty(name);
        if (property == Image.UndefinedProperty || property == null) {
            throw new RuntimeException("Unexpected property");
        }
    }
}
 
Example 6
Project: openjdk-jdk10   File: GetPropertyNames.java   Source Code and License Vote up 5 votes
private static void validate(final BufferedImage bi, final int expected) {
    final String[] names = bi.getPropertyNames();
    if (names.length != expected) {
        throw new RuntimeException("Wrong number of names");
    }
    for (final String name : names) {
        final Object property = bi.getProperty(name);
        if (property == Image.UndefinedProperty || property == null) {
            throw new RuntimeException("Unexpected property");
        }
    }
}
 
Example 7
Project: openjdk-jdk10   File: MultiResolutionCachedImage.java   Source Code and License Vote up 4 votes
@Override
public Object getProperty(String name, ImageObserver observer) {
    updateInfo(observer, ImageObserver.PROPERTIES);
    return Image.UndefinedProperty;
}