JDK 11 java.sql.rowset.jmod - SQL Rowset Module
JDK 11 java.sql.rowset.jmod is the JMOD file for JDK 11 SQL Rowset module.
JDK 11 SQL Rowset module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.sql.rowset.jmod.
JDK 11 SQL Rowset module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.
JDK 11 SQL Rowset module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.sql.rowset.
You can click and view the content of each source code file in the list below.
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⏎ javax/sql/rowset/RowSetProvider.java
/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package javax.sql.rowset;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.sql.SQLException;
import java.util.PropertyPermission;
import java.util.ServiceConfigurationError;
import java.util.ServiceLoader;
import sun.reflect.misc.ReflectUtil;
/**
* A factory API that enables applications to obtain a
* {@code RowSetFactory} implementation that can be used to create different
* types of {@code RowSet} implementations.
* <p>
* Example:
* </p>
* <pre>
* RowSetFactory aFactory = RowSetProvider.newFactory();
* CachedRowSet crs = aFactory.createCachedRowSet();
* ...
* RowSetFactory rsf = RowSetProvider.newFactory("com.sun.rowset.RowSetFactoryImpl", null);
* WebRowSet wrs = rsf.createWebRowSet();
* </pre>
*<p>
* Tracing of this class may be enabled by setting the System property
* {@code javax.sql.rowset.RowSetFactory.debug} to any value but {@code false}.
* </p>
*
* @author Lance Andersen
* @since 1.7
*/
public class RowSetProvider {
private static final String ROWSET_DEBUG_PROPERTY = "javax.sql.rowset.RowSetProvider.debug";
private static final String ROWSET_FACTORY_IMPL = "com.sun.rowset.RowSetFactoryImpl";
private static final String ROWSET_FACTORY_NAME = "javax.sql.rowset.RowSetFactory";
/**
* Internal debug flag.
*/
private static boolean debug = true;
static {
// Check to see if the debug property is set
String val = getSystemProperty(ROWSET_DEBUG_PROPERTY);
// Allow simply setting the prop to turn on debug
debug = val != null && !"false".equals(val);
}
/**
* RowSetProvider constructor
*/
protected RowSetProvider () {
}
/**
* <p>Creates a new instance of a <code>RowSetFactory</code>
* implementation. This method uses the following
* look up order to determine
* the <code>RowSetFactory</code> implementation class to load:</p>
* <ul>
* <li>
* The System property {@code javax.sql.rowset.RowSetFactory}. For example:
* <ul>
* <li>
* -Djavax.sql.rowset.RowSetFactory=com.sun.rowset.RowSetFactoryImpl
* </li>
* </ul>
* <li>
* The {@link ServiceLoader} API. The {@code ServiceLoader} API will look
* for a class name in the file
* {@code META-INF/services/javax.sql.rowset.RowSetFactory}
* in jars available to the runtime. For example, to have the RowSetFactory
* implementation {@code com.sun.rowset.RowSetFactoryImpl } loaded, the
* entry in {@code META-INF/services/javax.sql.rowset.RowSetFactory} would be:
* <ul>
* <li>
* {@code com.sun.rowset.RowSetFactoryImpl }
* </li>
* </ul>
* </li>
* <li>
* Platform default <code>RowSetFactory</code> instance.
* </li>
* </ul>
*
* <p>Once an application has obtained a reference to a {@code RowSetFactory},
* it can use the factory to obtain RowSet instances.</p>
*
* @return New instance of a <code>RowSetFactory</code>
*
* @throws SQLException if the default factory class cannot be loaded,
* instantiated. The cause will be set to actual Exception
*
* @see ServiceLoader
* @since 1.7
*/
public static RowSetFactory newFactory()
throws SQLException {
// Use the system property first
RowSetFactory factory = null;
String factoryClassName = null;
try {
trace("Checking for Rowset System Property...");
factoryClassName = getSystemProperty(ROWSET_FACTORY_NAME);
if (factoryClassName != null) {
trace("Found system property, value=" + factoryClassName);
if (factoryClassName.equals(ROWSET_FACTORY_IMPL)) {
return defaultRowSetFactory();
}
// getFactoryClass takes care of adding the read edge if
// necessary
@SuppressWarnings("deprecation")
Object o = getFactoryClass(factoryClassName, null, false).newInstance();
factory = (RowSetFactory) o;
}
} catch (Exception e) {
throw new SQLException( "RowSetFactory: " + factoryClassName +
" could not be instantiated: ", e);
}
// Check to see if we found the RowSetFactory via a System property
if (factory == null) {
// If the RowSetFactory is not found via a System Property, now
// look it up via the ServiceLoader API and if not found, use the
// Java SE default.
factory = loadViaServiceLoader();
}
return factory == null ? defaultRowSetFactory() : factory;
}
private static RowSetFactory defaultRowSetFactory() {
return new com.sun.rowset.RowSetFactoryImpl();
}
/**
* <p>Creates a new instance of a <code>RowSetFactory</code> from the
* specified factory class name.
* This function is useful when there are multiple providers in the classpath.
* It gives more control to the application as it can specify which provider
* should be loaded.</p>
*
* <p>Once an application has obtained a reference to a <code>RowSetFactory</code>
* it can use the factory to obtain RowSet instances.</p>
*
* @param factoryClassName fully qualified factory class name that
* provides an implementation of <code>javax.sql.rowset.RowSetFactory</code>.
*
* @param cl <code>ClassLoader</code> used to load the factory
* class. If <code>null</code> current <code>Thread</code>'s context
* classLoader is used to load the factory class.
*
* @return New instance of a <code>RowSetFactory</code>
*
* @throws SQLException if <code>factoryClassName</code> is
* <code>null</code>, or the factory class cannot be loaded, instantiated.
*
* @see #newFactory()
*
* @since 1.7
*/
public static RowSetFactory newFactory(String factoryClassName, ClassLoader cl)
throws SQLException {
trace("***In newInstance()");
if(factoryClassName == null) {
throw new SQLException("Error: factoryClassName cannot be null");
}
try {
ReflectUtil.checkPackageAccess(factoryClassName);
} catch (java.security.AccessControlException e) {
throw new SQLException("Access Exception",e);
}
try {
// getFactoryClass takes care of adding the read edge if
// necessary
Class<?> providerClass = getFactoryClass(factoryClassName, cl, false);
@SuppressWarnings("deprecation")
RowSetFactory instance = (RowSetFactory) providerClass.newInstance();
if (debug) {
trace("Created new instance of " + providerClass +
" using ClassLoader: " + cl);
}
return instance;
} catch (ClassNotFoundException x) {
throw new SQLException(
"Provider " + factoryClassName + " not found", x);
} catch (Exception x) {
throw new SQLException(
"Provider " + factoryClassName + " could not be instantiated: " + x,
x);
}
}
/*
* Returns the class loader to be used.
* @return The ClassLoader to use.
*
*/
static private ClassLoader getContextClassLoader() throws SecurityException {
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
public ClassLoader run() {
ClassLoader cl = null;
cl = Thread.currentThread().getContextClassLoader();
if (cl == null) {
cl = ClassLoader.getSystemClassLoader();
}
return cl;
}
});
}
/**
* Attempt to load a class using the class loader supplied. If that fails
* and fall back is enabled, the current (i.e. bootstrap) class loader is
* tried.
*
* If the class loader supplied is <code>null</code>, first try using the
* context class loader followed by the current class loader.
* @return The class which was loaded
*/
static private Class<?> getFactoryClass(String factoryClassName, ClassLoader cl,
boolean doFallback) throws ClassNotFoundException {
Class<?> factoryClass = null;
try {
if (cl == null) {
cl = getContextClassLoader();
if (cl == null) {
throw new ClassNotFoundException();
} else {
factoryClass = cl.loadClass(factoryClassName);
}
} else {
factoryClass = cl.loadClass(factoryClassName);
}
} catch (ClassNotFoundException e) {
if (doFallback) {
// Use current class loader
factoryClass = Class.forName(factoryClassName, true, RowSetFactory.class.getClassLoader());
} else {
throw e;
}
}
ReflectUtil.checkPackageAccess(factoryClass);
return factoryClass;
}
/**
* Use the ServiceLoader mechanism to load the default RowSetFactory
* @return default RowSetFactory Implementation
*/
static private RowSetFactory loadViaServiceLoader() throws SQLException {
RowSetFactory theFactory = null;
try {
trace("***in loadViaServiceLoader():");
for (RowSetFactory factory : ServiceLoader.load(javax.sql.rowset.RowSetFactory.class)) {
trace(" Loading done by the java.util.ServiceLoader :" + factory.getClass().getName());
theFactory = factory;
break;
}
} catch (ServiceConfigurationError e) {
throw new SQLException(
"RowSetFactory: Error locating RowSetFactory using Service "
+ "Loader API: " + e, e);
}
return theFactory;
}
/**
* Returns the requested System Property. If a {@code SecurityException}
* occurs, just return NULL
* @param propName - System property to retrieve
* @return The System property value or NULL if the property does not exist
* or a {@code SecurityException} occurs.
*/
static private String getSystemProperty(final String propName) {
String property = null;
try {
property = AccessController.doPrivileged(new PrivilegedAction<String>() {
public String run() {
return System.getProperty(propName);
}
}, null, new PropertyPermission(propName, "read"));
} catch (SecurityException se) {
trace("error getting " + propName + ": "+ se);
if (debug) {
se.printStackTrace();
}
}
return property;
}
/**
* Debug routine which will output tracing if the System Property
* -Djavax.sql.rowset.RowSetFactory.debug is set
* @param msg - The debug message to display
*/
private static void trace(String msg) {
if (debug) {
System.err.println("###RowSets: " + msg);
}
}
}
⏎ javax/sql/rowset/RowSetProvider.java
Or download all of them as a single archive file:
File name: java.sql.rowset-11.0.1-src.zip File size: 332154 bytes Release date: 2018-11-04 Download
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