/*
* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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package com.sun.org.apache.xalan.internal;
import com.sun.org.apache.xalan.internal.utils.SecuritySupport;
/**
* Commonly used constants.
*
* @author Huizhe Wang, Oracle
*
* @version $Id: Constants.java,v 1.14 2011-06-07 04:39:40 joehw Exp $
*/
public final class XalanConstants {
//
// Constants
//
// Oracle Feature:
/**
* <p>Use Service Mechanism</p>
*
* <ul>
* <li>
* {@code true} instruct an object to use service mechanism to
* find a service implementation. This is the default behavior.
* </li>
* <li>
* {@code false} instruct an object to skip service mechanism and
* use the default implementation for that service.
* </li>
* </ul>
*/
public static final String ORACLE_FEATURE_SERVICE_MECHANISM = "http://www.oracle.com/feature/use-service-mechanism";
/** Oracle JAXP property prefix ("http://www.oracle.com/xml/jaxp/properties/"). */
public static final String ORACLE_JAXP_PROPERTY_PREFIX =
"http://www.oracle.com/xml/jaxp/properties/";
//System Properties corresponding to ACCESS_EXTERNAL_* properties
public static final String SP_ACCESS_EXTERNAL_STYLESHEET = "javax.xml.accessExternalStylesheet";
public static final String SP_ACCESS_EXTERNAL_DTD = "javax.xml.accessExternalDTD";
//all access keyword
public static final String ACCESS_EXTERNAL_ALL = "all";
/**
* Default value when FEATURE_SECURE_PROCESSING (FSP) is set to true
*/
public static final String EXTERNAL_ACCESS_DEFAULT_FSP = "";
/**
* FEATURE_SECURE_PROCESSING (FSP) is false by default
*/
public static final String EXTERNAL_ACCESS_DEFAULT = ACCESS_EXTERNAL_ALL;
public static final String XML_SECURITY_PROPERTY_MANAGER =
ORACLE_JAXP_PROPERTY_PREFIX + "xmlSecurityPropertyManager";
/**
* Check if we're in jdk8 or above
*/
public static final boolean IS_JDK8_OR_ABOVE = isJavaVersionAtLeast(8);
/*
* Check the version of the current JDK against that specified in the
* parameter
*
* There is a proposal to change the java version string to:
* MAJOR.MINOR.FU.CPU.PSU-BUILDNUMBER_BUGIDNUMBER_OPTIONAL
* This method would work with both the current format and that proposed
*
* @param compareTo a JDK version to be compared to
* @return true if the current version is the same or above that represented
* by the parameter
*/
public static boolean isJavaVersionAtLeast(int compareTo) {
String javaVersion = SecuritySupport.getSystemProperty("java.version");
String versions[] = javaVersion.split("\\.", 3);
if (Integer.parseInt(versions[0]) >= compareTo ||
Integer.parseInt(versions[1]) >= compareTo) {
return true;
}
return false;
}
} // class Constants