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JRE 8 rt.jar - javax.* Package Source Code
JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:
com.* - Internal Oracle and Sun Microsystems libraries java.* - Standard Java API libraries. javax.* - Extended Java API libraries. jdk.* - JDK supporting libraries. org.* - Third party libraries. sun.* - Old libraries developed by Sun Microsystems.
JAR File Information:
Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib 63,596,151 rt.jar
Here is the list of Java classes of the javax.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ javax/imageio/spi/ImageReaderWriterSpi.java
/* * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package javax.imageio.spi; import java.io.IOException; import java.lang.reflect.Constructor; import java.lang.reflect.Method; import java.util.Arrays; import java.util.Iterator; import javax.imageio.ImageReader; import javax.imageio.metadata.IIOMetadata; import javax.imageio.metadata.IIOMetadataFormat; import javax.imageio.metadata.IIOMetadataFormatImpl; import javax.imageio.stream.ImageInputStream; /** * A superclass containing instance variables and methods common to * <code>ImageReaderSpi</code> and <code>ImageWriterSpi</code>. * * @see IIORegistry * @see ImageReaderSpi * @see ImageWriterSpi * */ public abstract class ImageReaderWriterSpi extends IIOServiceProvider { /** * An array of strings to be returned from * <code>getFormatNames</code>, initially <code>null</code>. * Constructors should set this to a non-<code>null</code> value. */ protected String[] names = null; /** * An array of strings to be returned from * <code>getFileSuffixes</code>, initially <code>null</code>. */ protected String[] suffixes = null; /** * An array of strings to be returned from * <code>getMIMETypes</code>, initially <code>null</code>. */ protected String[] MIMETypes = null; /** * A <code>String</code> containing the name of the associated * plug-in class, initially <code>null</code>. */ protected String pluginClassName = null; /** * A boolean indicating whether this plug-in supports the * standard metadata format for stream metadata, initially * <code>false</code>. */ protected boolean supportsStandardStreamMetadataFormat = false; /** * A <code>String</code> containing the name of the native stream * metadata format supported by this plug-in, initially * <code>null</code>. */ protected String nativeStreamMetadataFormatName = null; /** * A <code>String</code> containing the class name of the native * stream metadata format supported by this plug-in, initially * <code>null</code>. */ protected String nativeStreamMetadataFormatClassName = null; /** * An array of <code>String</code>s containing the names of any * additional stream metadata formats supported by this plug-in, * initially <code>null</code>. */ protected String[] extraStreamMetadataFormatNames = null; /** * An array of <code>String</code>s containing the class names of * any additional stream metadata formats supported by this plug-in, * initially <code>null</code>. */ protected String[] extraStreamMetadataFormatClassNames = null; /** * A boolean indicating whether this plug-in supports the * standard metadata format for image metadata, initially * <code>false</code>. */ protected boolean supportsStandardImageMetadataFormat = false; /** * A <code>String</code> containing the name of the * native stream metadata format supported by this plug-in, * initially <code>null</code>. */ protected String nativeImageMetadataFormatName = null; /** * A <code>String</code> containing the class name of the * native stream metadata format supported by this plug-in, * initially <code>null</code>. */ protected String nativeImageMetadataFormatClassName = null; /** * An array of <code>String</code>s containing the names of any * additional image metadata formats supported by this plug-in, * initially <code>null</code>. */ protected String[] extraImageMetadataFormatNames = null; /** * An array of <code>String</code>s containing the class names of * any additional image metadata formats supported by this * plug-in, initially <code>null</code>. */ protected String[] extraImageMetadataFormatClassNames = null; /** * Constructs an <code>ImageReaderWriterSpi</code> with a given * set of values. * * @param vendorName the vendor name, as a non-<code>null</code> * <code>String</code>. * @param version a version identifier, as a non-<code>null</code> * <code>String</code>. * @param names a non-<code>null</code> array of * <code>String</code>s indicating the format names. At least one * entry must be present. * @param suffixes an array of <code>String</code>s indicating the * common file suffixes. If no suffixes are defined, * <code>null</code> should be supplied. An array of length 0 * will be normalized to <code>null</code>. * @param MIMETypes an array of <code>String</code>s indicating * the format's MIME types. If no MIME types are defined, * <code>null</code> should be supplied. An array of length 0 * will be normalized to <code>null</code>. * @param pluginClassName the fully-qualified name of the * associated <code>ImageReader</code> or <code>ImageWriter</code> * class, as a non-<code>null</code> <code>String</code>. * @param supportsStandardStreamMetadataFormat a * <code>boolean</code> that indicates whether a stream metadata * object can use trees described by the standard metadata format. * @param nativeStreamMetadataFormatName a * <code>String</code>, or <code>null</code>, to be returned from * <code>getNativeStreamMetadataFormatName</code>. * @param nativeStreamMetadataFormatClassName a * <code>String</code>, or <code>null</code>, to be used to instantiate * a metadata format object to be returned from * <code>getNativeStreamMetadataFormat</code>. * @param extraStreamMetadataFormatNames an array of * <code>String</code>s, or <code>null</code>, to be returned from * <code>getExtraStreamMetadataFormatNames</code>. An array of length * 0 is normalized to <code>null</code>. * @param extraStreamMetadataFormatClassNames an array of * <code>String</code>s, or <code>null</code>, to be used to instantiate * a metadata format object to be returned from * <code>getStreamMetadataFormat</code>. An array of length * 0 is normalized to <code>null</code>. * @param supportsStandardImageMetadataFormat a * <code>boolean</code> that indicates whether an image metadata * object can use trees described by the standard metadata format. * @param nativeImageMetadataFormatName a * <code>String</code>, or <code>null</code>, to be returned from * <code>getNativeImageMetadataFormatName</code>. * @param nativeImageMetadataFormatClassName a * <code>String</code>, or <code>null</code>, to be used to instantiate * a metadata format object to be returned from * <code>getNativeImageMetadataFormat</code>. * @param extraImageMetadataFormatNames an array of * <code>String</code>s to be returned from * <code>getExtraImageMetadataFormatNames</code>. An array of length 0 * is normalized to <code>null</code>. * @param extraImageMetadataFormatClassNames an array of * <code>String</code>s, or <code>null</code>, to be used to instantiate * a metadata format object to be returned from * <code>getImageMetadataFormat</code>. An array of length * 0 is normalized to <code>null</code>. * * @exception IllegalArgumentException if <code>vendorName</code> * is <code>null</code>. * @exception IllegalArgumentException if <code>version</code> * is <code>null</code>. * @exception IllegalArgumentException if <code>names</code> * is <code>null</code> or has length 0. * @exception IllegalArgumentException if <code>pluginClassName</code> * is <code>null</code>. */ public ImageReaderWriterSpi(String vendorName, String version, String[] names, String[] suffixes, String[] MIMETypes, String pluginClassName, boolean supportsStandardStreamMetadataFormat, String nativeStreamMetadataFormatName, String nativeStreamMetadataFormatClassName, String[] extraStreamMetadataFormatNames, String[] extraStreamMetadataFormatClassNames, boolean supportsStandardImageMetadataFormat, String nativeImageMetadataFormatName, String nativeImageMetadataFormatClassName, String[] extraImageMetadataFormatNames, String[] extraImageMetadataFormatClassNames) { super(vendorName, version); if (names == null) { throw new IllegalArgumentException("names == null!"); } if (names.length == 0) { throw new IllegalArgumentException("names.length == 0!"); } if (pluginClassName == null) { throw new IllegalArgumentException("pluginClassName == null!"); } this.names = (String[])names.clone(); // If length == 0, leave it null if (suffixes != null && suffixes.length > 0) { this.suffixes = (String[])suffixes.clone(); } // If length == 0, leave it null if (MIMETypes != null && MIMETypes.length > 0) { this.MIMETypes = (String[])MIMETypes.clone(); } this.pluginClassName = pluginClassName; this.supportsStandardStreamMetadataFormat = supportsStandardStreamMetadataFormat; this.nativeStreamMetadataFormatName = nativeStreamMetadataFormatName; this.nativeStreamMetadataFormatClassName = nativeStreamMetadataFormatClassName; // If length == 0, leave it null if (extraStreamMetadataFormatNames != null && extraStreamMetadataFormatNames.length > 0) { this.extraStreamMetadataFormatNames = (String[])extraStreamMetadataFormatNames.clone(); } // If length == 0, leave it null if (extraStreamMetadataFormatClassNames != null && extraStreamMetadataFormatClassNames.length > 0) { this.extraStreamMetadataFormatClassNames = (String[])extraStreamMetadataFormatClassNames.clone(); } this.supportsStandardImageMetadataFormat = supportsStandardImageMetadataFormat; this.nativeImageMetadataFormatName = nativeImageMetadataFormatName; this.nativeImageMetadataFormatClassName = nativeImageMetadataFormatClassName; // If length == 0, leave it null if (extraImageMetadataFormatNames != null && extraImageMetadataFormatNames.length > 0) { this.extraImageMetadataFormatNames = (String[])extraImageMetadataFormatNames.clone(); } // If length == 0, leave it null if (extraImageMetadataFormatClassNames != null && extraImageMetadataFormatClassNames.length > 0) { this.extraImageMetadataFormatClassNames = (String[])extraImageMetadataFormatClassNames.clone(); } } /** * Constructs a blank <code>ImageReaderWriterSpi</code>. It is up * to the subclass to initialize instance variables and/or * override method implementations in order to provide working * versions of all methods. */ public ImageReaderWriterSpi() { } /** * Returns an array of <code>String</code>s containing * human-readable names for the formats that are generally usable * by the <code>ImageReader</code> or <code>ImageWriter</code> * implementation associated with this service provider. For * example, a single <code>ImageReader</code> might be able to * process both PBM and PNM files. * * @return a non-<code>null</code> array of <code>String</code>s * or length at least 1 containing informal format names * associated with this reader or writer. */ public String[] getFormatNames() { return (String[])names.clone(); } /** * Returns an array of <code>String</code>s containing a list of * file suffixes associated with the formats that are generally * usable by the <code>ImageReader</code> or * <code>ImageWriter</code> implementation associated with this * service provider. For example, a single * <code>ImageReader</code> might be able to process files with * '.pbm' and '.pnm' suffixes, or both '.jpg' and '.jpeg' * suffixes. If there are no known file suffixes, * <code>null</code> will be returned. * * <p> Returning a particular suffix does not guarantee that files * with that suffix can be processed; it merely indicates that it * may be worthwhile attempting to decode or encode such files * using this service provider. * * @return an array of <code>String</code>s or length at least 1 * containing common file suffixes associated with this reader or * writer, or <code>null</code>. */ public String[] getFileSuffixes() { return suffixes == null ? null : (String[])suffixes.clone(); } /** * Returns an array of <code>String</code>s containing a list of * MIME types associated with the formats that are generally * usable by the <code>ImageReader</code> or * <code>ImageWriter</code> implementation associated with this * service provider. * * <p> Ideally, only a single MIME type would be required in order * to describe a particular format. However, for several reasons * it is necessary to associate a list of types with each service * provider. First, many common image file formats do not have * standard MIME types, so a list of commonly used unofficial * names will be required, such as <code>image/x-pbm</code> and * <code>image/x-portable-bitmap</code>. Some file formats have * official MIME types but may sometimes be referred to using * their previous unofficial designations, such as * <code>image/x-png</code> instead of the official * <code>image/png</code>. Finally, a single service provider may * be capable of parsing multiple distinct types from the MIME * point of view, for example <code>image/x-xbitmap</code> and * <code>image/x-xpixmap</code>. * * <p> Returning a particular MIME type does not guarantee that * files claiming to be of that type can be processed; it merely * indicates that it may be worthwhile attempting to decode or * encode such files using this service provider. * * @return an array of <code>String</code>s or length at least 1 * containing MIME types associated with this reader or writer, or * <code>null</code>. */ public String[] getMIMETypes() { return MIMETypes == null ? null : (String[])MIMETypes.clone(); } /** * Returns the fully-qualified class name of the * <code>ImageReader</code> or <code>ImageWriter</code> plug-in * associated with this service provider. * * @return the class name, as a non-<code>null</code> * <code>String</code>. */ public String getPluginClassName() { return pluginClassName; } /** * Returns <code>true</code> if the standard metadata format is * among the document formats recognized by the * <code>getAsTree</code> and <code>setFromTree</code> methods on * the stream metadata objects produced or consumed by this * plug-in. * * @return <code>true</code> if the standard format is supported * for stream metadata. */ public boolean isStandardStreamMetadataFormatSupported() { return supportsStandardStreamMetadataFormat; } /** * Returns the name of the "native" stream metadata format for * this plug-in, which typically allows for lossless encoding and * transmission of the stream metadata stored in the format handled by * this plug-in. If no such format is supported, * <code>null</code>will be returned. * * <p> The default implementation returns the * <code>nativeStreamMetadataFormatName</code> instance variable, * which is typically set by the constructor. * * @return the name of the native stream metadata format, or * <code>null</code>. * */ public String getNativeStreamMetadataFormatName() { return nativeStreamMetadataFormatName; } /** * Returns an array of <code>String</code>s containing the names * of additional document formats, other than the native and * standard formats, recognized by the * <code>getAsTree</code> and <code>setFromTree</code> methods on * the stream metadata objects produced or consumed by this * plug-in. * * <p> If the plug-in does not handle metadata, null should be * returned. * * <p> The set of formats may differ according to the particular * images being read or written; this method should indicate all * the additional formats supported by the plug-in under any * circumstances. * * <p> The default implementation returns a clone of the * <code>extraStreamMetadataFormatNames</code> instance variable, * which is typically set by the constructor. * * @return an array of <code>String</code>s, or null. * * @see IIOMetadata#getMetadataFormatNames * @see #getExtraImageMetadataFormatNames * @see #getNativeStreamMetadataFormatName */ public String[] getExtraStreamMetadataFormatNames() { return extraStreamMetadataFormatNames == null ? null : (String[])extraStreamMetadataFormatNames.clone(); } /** * Returns <code>true</code> if the standard metadata format is * among the document formats recognized by the * <code>getAsTree</code> and <code>setFromTree</code> methods on * the image metadata objects produced or consumed by this * plug-in. * * @return <code>true</code> if the standard format is supported * for image metadata. */ public boolean isStandardImageMetadataFormatSupported() { return supportsStandardImageMetadataFormat; } /** * Returns the name of the "native" image metadata format for * this plug-in, which typically allows for lossless encoding and * transmission of the image metadata stored in the format handled by * this plug-in. If no such format is supported, * <code>null</code>will be returned. * * <p> The default implementation returns the * <code>nativeImageMetadataFormatName</code> instance variable, * which is typically set by the constructor. * * @return the name of the native image metadata format, or * <code>null</code>. * * @see #getExtraImageMetadataFormatNames */ public String getNativeImageMetadataFormatName() { return nativeImageMetadataFormatName; } /** * Returns an array of <code>String</code>s containing the names * of additional document formats, other than the native and * standard formats, recognized by the * <code>getAsTree</code> and <code>setFromTree</code> methods on * the image metadata objects produced or consumed by this * plug-in. * * <p> If the plug-in does not handle image metadata, null should * be returned. * * <p> The set of formats may differ according to the particular * images being read or written; this method should indicate all * the additional formats supported by the plug-in under any circumstances. * * <p> The default implementation returns a clone of the * <code>extraImageMetadataFormatNames</code> instance variable, * which is typically set by the constructor. * * @return an array of <code>String</code>s, or null. * * @see IIOMetadata#getMetadataFormatNames * @see #getExtraStreamMetadataFormatNames * @see #getNativeImageMetadataFormatName */ public String[] getExtraImageMetadataFormatNames() { return extraImageMetadataFormatNames == null ? null : (String[])extraImageMetadataFormatNames.clone(); } /** * Returns an <code>IIOMetadataFormat</code> object describing the * given stream metadata format, or <code>null</code> if no * description is available. The supplied name must be the native * stream metadata format name, the standard metadata format name, * or one of those returned by * <code>getExtraStreamMetadataFormatNames</code>. * * @param formatName the desired stream metadata format. * * @return an <code>IIOMetadataFormat</code> object. * * @exception IllegalArgumentException if <code>formatName</code> * is <code>null</code> or is not a supported name. */ public IIOMetadataFormat getStreamMetadataFormat(String formatName) { return getMetadataFormat(formatName, supportsStandardStreamMetadataFormat, nativeStreamMetadataFormatName, nativeStreamMetadataFormatClassName, extraStreamMetadataFormatNames, extraStreamMetadataFormatClassNames); } /** * Returns an <code>IIOMetadataFormat</code> object describing the * given image metadata format, or <code>null</code> if no * description is available. The supplied name must be the native * image metadata format name, the standard metadata format name, * or one of those returned by * <code>getExtraImageMetadataFormatNames</code>. * * @param formatName the desired image metadata format. * * @return an <code>IIOMetadataFormat</code> object. * * @exception IllegalArgumentException if <code>formatName</code> * is <code>null</code> or is not a supported name. */ public IIOMetadataFormat getImageMetadataFormat(String formatName) { return getMetadataFormat(formatName, supportsStandardImageMetadataFormat, nativeImageMetadataFormatName, nativeImageMetadataFormatClassName, extraImageMetadataFormatNames, extraImageMetadataFormatClassNames); } private IIOMetadataFormat getMetadataFormat(String formatName, boolean supportsStandard, String nativeName, String nativeClassName, String [] extraNames, String [] extraClassNames) { if (formatName == null) { throw new IllegalArgumentException("formatName == null!"); } if (supportsStandard && formatName.equals (IIOMetadataFormatImpl.standardMetadataFormatName)) { return IIOMetadataFormatImpl.getStandardFormatInstance(); } String formatClassName = null; if (formatName.equals(nativeName)) { formatClassName = nativeClassName; } else if (extraNames != null) { for (int i = 0; i < extraNames.length; i++) { if (formatName.equals(extraNames[i])) { formatClassName = extraClassNames[i]; break; // out of for } } } if (formatClassName == null) { throw new IllegalArgumentException("Unsupported format name"); } try { Class cls = Class.forName(formatClassName, true, ClassLoader.getSystemClassLoader()); Method meth = cls.getMethod("getInstance"); return (IIOMetadataFormat) meth.invoke(null); } catch (Exception e) { RuntimeException ex = new IllegalStateException ("Can't obtain format"); ex.initCause(e); throw ex; } } }
⏎ javax/imageio/spi/ImageReaderWriterSpi.java
Or download all of them as a single archive file:
File name: jre-rt-javax-1.8.0_191-src.zip File size: 5381005 bytes Release date: 2018-10-28 Download
⇒ JRE 8 rt.jar - org.* Package Source Code
2024-03-15, 209214👍, 6💬
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