com.sun.xml.fastinfoset.stax.StAXManager Maven / Gradle / Ivy

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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2004, 2021 Oracle and/or its affiliates. All rights reserved.
 *
 * Oracle licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.xml.fastinfoset.stax;

import java.util.HashMap;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;
import com.sun.xml.fastinfoset.CommonResourceBundle;

public class StAXManager {
    protected static final String STAX_NOTATIONS = "javax.xml.stream.notations";
    protected static final String STAX_ENTITIES = "javax.xml.stream.entities";
    
    HashMap features = new HashMap<>();
    
    public static final int CONTEXT_READER = 1;
    public static final int CONTEXT_WRITER = 2;
    
    
    /** Creates a new instance of StAXManager */
    public StAXManager() {
    }
    
    public StAXManager(int context) {
        switch(context){
            case CONTEXT_READER:{
                initConfigurableReaderProperties();
                break;
            }
            case CONTEXT_WRITER:{
                initWriterProps();
                break;
            }
        }
    }

    // PERF: Why is this so much complicated?
    // * delete private HashMap getProperties()
    // * features.putAll(manager.features);
    public StAXManager(StAXManager manager){
        final HashMap properties = manager.getProperties();
        features.putAll(properties);
    }
    
    private HashMap getProperties(){
        return features ;
    }
    
    private void initConfigurableReaderProperties(){
        //spec v1.0 default values
        features.put(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.TRUE);
        features.put(XMLInputFactory.IS_VALIDATING, Boolean.FALSE);
        features.put(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, Boolean.TRUE);
        features.put(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, Boolean.TRUE);
        features.put(XMLInputFactory.IS_COALESCING, Boolean.FALSE);
        features.put(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
        features.put(XMLInputFactory.REPORTER, null);
        features.put(XMLInputFactory.RESOLVER, null);
        features.put(XMLInputFactory.ALLOCATOR, null);
        features.put(STAX_NOTATIONS,null );
    }
    
    private void initWriterProps(){
        features.put(XMLOutputFactory.IS_REPAIRING_NAMESPACES , Boolean.FALSE);
    }
    
    /*
     * public void reset(){
     * features.clear();
     * }
     */

    public boolean containsProperty(String property){
        return features.containsKey(property) ;
    }
    
    public Object getProperty(String name){
        checkProperty(name);
        return features.get(name);
    }
    
    public void setProperty(String name, Object value){
        checkProperty(name);
        if (name.equals(XMLInputFactory.IS_VALIDATING) &&
                Boolean.TRUE.equals(value)){
            throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.validationNotSupported") +
                    CommonResourceBundle.getInstance().getString("support_validation"));
        } else if (name.equals(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES) &&
                Boolean.TRUE.equals(value)) {
            throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.externalEntities") +
                    CommonResourceBundle.getInstance().getString("resolve_external_entities_"));
        }
        features.put(name,value);

    }
    
    public void checkProperty(String name) {
        if (!features.containsKey(name))
            throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.propertyNotSupported", new Object[]{name}));
    }

    @Override
    public String toString(){
        return features.toString();
    }
        
}