| /* |
| * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.org.apache.xalan.internal.utils; |
| |
| |
| import com.sun.org.apache.xalan.internal.XalanConstants; |
| |
| /** |
| * This class manages security related properties |
| * |
| */ |
| public final class FeatureManager extends FeaturePropertyBase { |
| |
| /** |
| * States of the settings of a property, in the order: default value, value |
| * set by FEATURE_SECURE_PROCESSING, jaxp.properties file, jaxp system |
| * properties, and jaxp api properties |
| */ |
| public static enum State { |
| //this order reflects the overriding order |
| DEFAULT, FSP, JAXPDOTPROPERTIES, SYSTEMPROPERTY, APIPROPERTY |
| } |
| |
| /** |
| * Xalan Features |
| */ |
| public static enum Feature { |
| ORACLE_ENABLE_EXTENSION_FUNCTION(XalanConstants.ORACLE_ENABLE_EXTENSION_FUNCTION, |
| "true"); |
| |
| final String name; |
| final String defaultValue; |
| |
| Feature(String name, String value) { |
| this.name = name; |
| this.defaultValue = value; |
| } |
| |
| public boolean equalsName(String propertyName) { |
| return (propertyName == null) ? false : name.equals(propertyName); |
| } |
| |
| String defaultValue() { |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Default constructor. Establishes default values |
| */ |
| public FeatureManager() { |
| values = new String[Feature.values().length]; |
| for (Feature feature : Feature.values()) { |
| values[feature.ordinal()] = feature.defaultValue(); |
| } |
| //read system properties or jaxp.properties |
| readSystemProperties(); |
| } |
| |
| |
| /** |
| * Check if the feature is enabled |
| * @param feature name of the feature |
| * @return true if enabled, false otherwise |
| */ |
| public boolean isFeatureEnabled(Feature feature) { |
| return Boolean.parseBoolean(values[feature.ordinal()]); |
| } |
| |
| /** |
| * Check if the feature is enabled |
| * @param propertyName name of the feature |
| * @return true if enabled, false otherwise |
| */ |
| public boolean isFeatureEnabled(String propertyName) { |
| return Boolean.parseBoolean(values[getIndex(propertyName)]); |
| } |
| |
| /** |
| * Get the index by property name |
| * @param propertyName property name |
| * @return the index of the property if found; return -1 if not |
| */ |
| public int getIndex(String propertyName){ |
| for (Feature feature : Feature.values()) { |
| if (feature.equalsName(propertyName)) { |
| return feature.ordinal(); |
| } |
| } |
| return -1; |
| } |
| |
| /** |
| * Read from system properties, or those in jaxp.properties |
| */ |
| private void readSystemProperties() { |
| getSystemProperty(Feature.ORACLE_ENABLE_EXTENSION_FUNCTION, |
| XalanConstants.SP_ORACLE_ENABLE_EXTENSION_FUNCTION); |
| } |
| |
| } |