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SecuritySupport12.javaAPI DocJava SE 5 API6292Fri Aug 26 14:56:02 BST 2005com.sun.org.apache.xml.internal.serialize

SecuritySupport12

public class SecuritySupport12 extends SecuritySupport
This class is duplicated for each JAXP subpackage so keep it in sync. It is package private and therefore is not exposed as part of the JAXP API. Security related methods that only work on J2SE 1.2 and newer.

Fields Summary
Constructors Summary
Methods Summary
java.lang.ClassLoadergetContextClassLoader()

	return (ClassLoader)
		AccessController.doPrivileged(new PrivilegedAction() {
	    public Object run() {
		ClassLoader cl = null;
		try {
		    cl = Thread.currentThread().getContextClassLoader();
		} catch (SecurityException ex) { }
		return cl;
	    }
	});
    
booleangetFileExists(java.io.File f)

    return ((Boolean)
            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    return new Boolean(f.exists());
                }
            })).booleanValue();
    
java.io.FileInputStreamgetFileInputStream(java.io.File file)

	try {
            return (FileInputStream)
                AccessController.doPrivileged(new PrivilegedExceptionAction() {
                    public Object run() throws FileNotFoundException {
                        return new FileInputStream(file);
                    }
                });
	} catch (PrivilegedActionException e) {
	    throw (FileNotFoundException)e.getException();
	}
    
longgetLastModified(java.io.File f)

    return ((Long)
            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    return new Long(f.lastModified());
                }
            })).longValue();
    
java.lang.ClassLoadergetParentClassLoader(java.lang.ClassLoader cl)

        return (ClassLoader)
            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    ClassLoader parent = null;
                    try {
                        parent = cl.getParent();
                    } catch (SecurityException ex) {}

                    // eliminate loops in case of the boot
                    // ClassLoader returning itself as a parent
                    return (parent == cl) ? null : parent;
                }
            });
    
java.io.InputStreamgetResourceAsStream(java.lang.ClassLoader cl, java.lang.String name)

        return (InputStream)
            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    InputStream ris;
                    if (cl == null) {
                        ris = ClassLoader.getSystemResourceAsStream(name);
                    } else {
                        ris = cl.getResourceAsStream(name);
                    }
                    return ris;
                }
            });
    
java.lang.ClassLoadergetSystemClassLoader()

        return (ClassLoader)
            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    ClassLoader cl = null;
                    try {
                        cl = ClassLoader.getSystemClassLoader();
                    } catch (SecurityException ex) {}
                    return cl;
                }
            });
    
java.lang.StringgetSystemProperty(java.lang.String propName)

	return (String)
            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    return System.getProperty(propName);
                }
            });