Java Doc for DecodingImageSource.java in  » Apache-Harmony-Java-SE » org-package » org » apache » harmony » awt » gl » image » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Apache Harmony Java SE » org package » org.apache.harmony.awt.gl.image   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.harmony.awt.gl.image.DecodingImageSource All known Subclasses:   org.apache.harmony.awt.gl.image.FileDecodingImageSource,  org.apache.harmony.awt.gl.image.ByteArrayDecodingImageSource,  org.apache.harmony.awt.gl.image.URLDecodingImageSource, DecodingImageSource abstract public class DecodingImageSource implements ImageProducer(Code) This is an abstract class that encapsulates a main part of ImageProducer functionality for the images being decoded by the native decoders, like PNG, JPEG and GIF. It helps to integrate image decoders into producer/consumer model. It provides functionality for working with several decoder instances and several image consumers simultaneously. Field Summary  List<ImageConsumer> consumers       ImageDecoder decoder       List<ImageDecoder> decoders       boolean loading      Method Summary public synchronized  void addConsumer(ImageConsumer ic)      abstract protected  boolean checkConnection()      abstract protected  InputStream getInputStream()      public synchronized  boolean isConsumer(ImageConsumer ic)      public  void load()      This method serves as an entry point. synchronized  void lockDecoder(ImageDecoder d)      public synchronized  void removeConsumer(ImageConsumer ic)      public  void requestTopDownLeftRightResend(ImageConsumer consumer)      public synchronized  void startProduction(ImageConsumer ic)      Field Detail consumers List<ImageConsumer> consumers(Code) decoder ImageDecoder decoder(Code) decoders List<ImageDecoder> decoders(Code) loading boolean loading(Code) Method Detail addConsumer public synchronized void addConsumer(ImageConsumer ic)(Code) checkConnection abstract protected boolean checkConnection()(Code) getInputStream abstract protected InputStream getInputStream()(Code) isConsumer public synchronized boolean isConsumer(ImageConsumer ic)(Code) load public void load()(Code) This method serves as an entry point. It starts the decoder and loads the image data. lockDecoder synchronized void lockDecoder(ImageDecoder d)(Code) Use this method to finish decoding or lock the list of consumers for a particular decoder Parameters:   d - - decoder removeConsumer public synchronized void removeConsumer(ImageConsumer ic)(Code) requestTopDownLeftRightResend public void requestTopDownLeftRightResend(ImageConsumer consumer)(Code) startProduction public synchronized void startProduction(ImageConsumer ic)(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)