17177490298

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refactor: fix sonar S2184 and code clean (#29)

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hessian2-codec/src/main/java/io/github/wuwen5/hessian/io/ContextSerializerFactory.java

/*
 * Copyright (c) 2001-2008 Caucho Technology, Inc.  All rights reserved.
 *
 * The Apache Software License, Version 1.1
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Caucho Technology (http://www.caucho.com/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "Burlap", "Resin", and "Caucho" must not be used to
 *    endorse or promote products derived from this software without prior
 *    written permission. For written permission, please contact
 *    info@caucho.com.
 *
 * 5. Products derived from this software may not be called "Resin"
 *    nor may "Resin" appear in their names without prior written
 *    permission of Caucho Technology.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL CAUCHO TECHNOLOGY OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * @author Scott Ferguson
 */

package io.github.wuwen5.hessian.io;

import io.github.wuwen5.hessian.HessianException;
import java.io.InputStream;
import java.lang.ref.SoftReference;
import java.lang.ref.WeakReference;
import java.net.InetAddress;
import java.net.URL;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import java.util.WeakHashMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * The classloader-specific Factory for returning serialization
 */
public class ContextSerializerFactory {
    private static final Logger log = Logger.getLogger(ContextSerializerFactory.class.getName());

    private static final WeakHashMap<ClassLoader, SoftReference<ContextSerializerFactory>> CONTEXT_REF_MAP =
            new WeakHashMap<>();

    private static final ClassLoader SYSTEM_CLASS_LOADER;

    private static Map<String, Serializer> staticSerializerMap;
    private static Map<String, Deserializer> staticDeserializerMap;
    private static Map<String, Deserializer> staticClassNameMap;

    private ContextSerializerFactory parent;
    private final WeakReference<ClassLoader> loaderRef;

    private final Set<String> serializerFiles = new HashSet<>();
    private final Set<String> deserializerFiles = new HashSet<>();

    private final Map<String, Serializer> serializerClassMap = new HashMap<>();

    private final ConcurrentMap<String, Serializer> customSerializerMap = new ConcurrentHashMap<>();

    private final Map<Class<?>, Serializer> serializerInterfaceMap = new HashMap<>();

    private final Map<String, Deserializer> deserializerClassMap = new HashMap<>();

    private final Map<String, Deserializer> deserializerClassNameMap = new HashMap<>();

    private final ConcurrentMap<String, Deserializer> customDeserializerMap = new ConcurrentHashMap<>();

    private final Map<String, Deserializer> deserializerInterfaceMap = new HashMap<>();

    public ContextSerializerFactory(ContextSerializerFactory parent, ClassLoader loader) {
        if (loader == null) {
            loader = SYSTEM_CLASS_LOADER;
        }

        loaderRef = new WeakReference<>(loader);

        init();
    }

    public static ContextSerializerFactory create() {
        return create(Thread.currentThread().getContextClassLoader());
    }

    public static ContextSerializerFactory create(ClassLoader loader) {
        synchronized (CONTEXT_REF_MAP) {
            SoftReference<ContextSerializerFactory> factoryRef = CONTEXT_REF_MAP.get(loader);

            ContextSerializerFactory factory = null;

            if (factoryRef != null) {
                factory = factoryRef.get();
            }

            if (factory == null) {
                ContextSerializerFactory parent = null;

                if (loader != null) {
                    parent = create(loader.getParent());
                }

                factory = new ContextSerializerFactory(parent, loader);
                factoryRef = new SoftReference<>(factory);

                CONTEXT_REF_MAP.put(loader, factoryRef);
            }

            return factory;
        }
    }

    public ClassLoader getClassLoader() {

        if (this.loaderRef != null) {
            return this.loaderRef.get();
        } else {
            return null;
        }
    }

    /**
     * Returns the serializer for a given class.
     */
    public Serializer getSerializer(String className) {
        Serializer serializer = serializerClassMap.get(className);

        if (serializer == AbstractSerializer.NULL) {
            return null;
        } else {
            return serializer;
        }
    }

    /**
     * Returns a custom serializer the class
     *
     * @param cl the class of the object that needs to be serialized.
     *
     * @return a serializer object for the serialization.
     */
    public Serializer getCustomSerializer(Class<?> cl) {
        Serializer serializer = customSerializerMap.get(cl.getName());

        if (serializer == AbstractSerializer.NULL) {
            return null;
        } else if (serializer != null) {
            return serializer;
        }

        try {
            Class<?> serClass = Class.forName(cl.getName() + "HessianSerializer", false, cl.getClassLoader());

            Serializer ser = (Serializer) serClass.getDeclaredConstructor().newInstance();

            customSerializerMap.put(cl.getName(), ser);

            return ser;
        } catch (ClassNotFoundException e) {
            log.log(Level.ALL, e.toString(), e);
        } catch (Exception e) {
            throw new HessianException(e);
        }

        customSerializerMap.put(cl.getName(), AbstractSerializer.NULL);

        return null;
    }

    /**
     * Returns the deserializer for a given class.
     */
    public Deserializer getDeserializer(String className) {
        Deserializer deserializer = deserializerClassMap.get(className);

        if (deserializer != null && deserializer != BaseDeserializer.NULL) {
            return deserializer;
        }

        deserializer = deserializerInterfaceMap.get(className);

        if (deserializer != null && deserializer != BaseDeserializer.NULL) {
            return deserializer;
        }

        return null;
    }

    /**
     * Returns a custom deserializer the class
     *
     * @param cl the class of the object that needs to be deserialized.
     *
     * @return a deserializer object for the deserialization.
     */
    public Deserializer getCustomDeserializer(Class<?> cl) {
        Deserializer deserializer = customDeserializerMap.get(cl.getName());

        if (deserializer == BaseDeserializer.NULL) {
            return null;
        } else if (deserializer != null) {
            return deserializer;
        }

        try {
            Class<?> serClass = Class.forName(cl.getName() + "HessianDeserializer", false, cl.getClassLoader());

            Deserializer ser = (Deserializer) serClass.getDeclaredConstructor().newInstance();

            customDeserializerMap.put(cl.getName(), ser);

            return ser;
        } catch (ClassNotFoundException e) {
            log.log(Level.ALL, e.toString(), e);
        } catch (Exception e) {
            throw new HessianException(e);
        }

        customDeserializerMap.put(cl.getName(), BaseDeserializer.NULL);

        return null;
    }

    /**
     * Initialize the factory
     */
    private void init() {
        if (parent != null) {
            serializerFiles.addAll(parent.serializerFiles);
            deserializerFiles.addAll(parent.deserializerFiles);

            serializerClassMap.putAll(parent.serializerClassMap);
            deserializerClassMap.putAll(parent.deserializerClassMap);
        }

        if (parent == null) {
            serializerClassMap.putAll(staticSerializerMap);
            deserializerClassMap.putAll(staticDeserializerMap);
            deserializerClassNameMap.putAll(staticClassNameMap);
        }

        Map<Class<?>, Class<?>> classMap = new HashMap<>();
        initSerializerFiles("META-INF/hessian/serializers", serializerFiles, classMap, Serializer.class);

        for (Map.Entry<Class<?>, Class<?>> entry : classMap.entrySet()) {
            try {
                Serializer ser =
                        (Serializer) entry.getValue().getDeclaredConstructor().newInstance();

                if (entry.getKey().isInterface()) {
                    serializerInterfaceMap.put(entry.getKey(), ser);
                } else {
                    serializerClassMap.put(entry.getKey().getName(), ser);
                }
            } catch (Exception e) {
                throw new HessianException(e);
            }
        }

        classMap = new HashMap<>();
        initSerializerFiles("META-INF/hessian/deserializers", deserializerFiles, classMap, Deserializer.class);

        for (Map.Entry<Class<?>, Class<?>> entry : classMap.entrySet()) {
            try {
                Deserializer ser =
                        (Deserializer) entry.getValue().getDeclaredConstructor().newInstance();

                if (entry.getKey().isInterface()) {
                    deserializerInterfaceMap.put(entry.getKey().getName(), ser);
                } else {
                    deserializerClassMap.put(entry.getKey().getName(), ser);
                }
            } catch (Exception e) {
                throw new HessianException(e);
            }
        }
    }

    private void initSerializerFiles(
            String fileName, Set<String> fileList, Map<Class<?>, Class<?>> classMap, Class<?> type) {
        try {
            ClassLoader classLoader = getClassLoader();

            // on systems with the security manager enabled, the system classloader
            // is null
            if (classLoader == null) {
                return;
            }

            Enumeration<?> iter;

            iter = classLoader.getResources(fileName);
            while (iter.hasMoreElements()) {
                URL url = (URL) iter.nextElement();

                if (fileList.contains(url.toString())) {
                    continue;
                }

                fileList.add(url.toString());

                try (InputStream is = url.openStream()) {

                    Properties props = new Properties();
                    props.load(is);

                    for (Map.Entry<Object, Object> entry : props.entrySet()) {
                        String apiName = (String) entry.getKey();
                        String serializerName = (String) entry.getValue();

                        Class<?> apiClass;
                        Class<?> serializerClass;

                        try {
                            apiClass = Class.forName(apiName, false, classLoader);
                        } catch (ClassNotFoundException e) {
                            log.fine(url + ": " + apiName + " is not available in this context: " + getClassLoader());
                            continue;
                        }

                        try {
                            serializerClass = Class.forName(serializerName, false, classLoader);
                        } catch (ClassNotFoundException e) {
                            log.fine(url + ": " + serializerName + " is not available in this context: "
                                    + getClassLoader());
                            continue;
                        }

                        if (!type.isAssignableFrom(serializerClass)) {
                            throw new HessianException(url + ": " + serializerClass.getName()
                                    + " is invalid because it does not implement " + type.getName());
                        }

                        classMap.put(apiClass, serializerClass);
                    }
                }
            }
        } catch (RuntimeException e) {
            throw e;
        } catch (Exception e) {
            throw new HessianException(e);
        }
    }

    private static void addBasic(Class<?> cl, String typeName, int type) {
        staticSerializerMap.put(cl.getName(), new BasicSerializer(type));

        Deserializer deserializer = new BasicDeserializer(type);
        staticDeserializerMap.put(cl.getName(), deserializer);
        staticClassNameMap.put(typeName, deserializer);
    }

    static {
        staticSerializerMap = new HashMap<>();
        staticDeserializerMap = new HashMap<>();
        staticClassNameMap = new HashMap<>();

        FieldDeserializer2Factory fieldFactory = FieldDeserializer2Factory.create();

        addBasic(void.class, "void", BasicSerializer.NULL);

        addBasic(Boolean.class, "boolean", BasicSerializer.BOOLEAN);
        addBasic(Byte.class, "byte", BasicSerializer.BYTE);
        addBasic(Short.class, "short", BasicSerializer.SHORT);
        addBasic(Integer.class, "int", BasicSerializer.INTEGER);
        addBasic(Long.class, "long", BasicSerializer.LONG);
        addBasic(Float.class, "float", BasicSerializer.FLOAT);
        addBasic(Double.class, "double", BasicSerializer.DOUBLE);
        addBasic(Character.class, "char", BasicSerializer.CHARACTER_OBJECT);
        addBasic(String.class, "string", BasicSerializer.STRING);
        addBasic(Object.class, "object", BasicSerializer.OBJECT);
        addBasic(java.util.Date.class, "date", BasicSerializer.DATE);

        addBasic(boolean.class, "boolean", BasicSerializer.BOOLEAN);
        addBasic(byte.class, "byte", BasicSerializer.BYTE);
        addBasic(short.class, "short", BasicSerializer.SHORT);
        addBasic(int.class, "int", BasicSerializer.INTEGER);
        addBasic(long.class, "long", BasicSerializer.LONG);
        addBasic(float.class, "float", BasicSerializer.FLOAT);
        addBasic(double.class, "double", BasicSerializer.DOUBLE);
        addBasic(char.class, "char", BasicSerializer.CHARACTER);

        addBasic(boolean[].class, "[boolean", BasicSerializer.BOOLEAN_ARRAY);
        addBasic(byte[].class, "[byte", BasicSerializer.BYTE_ARRAY);
        staticSerializerMap.put(byte[].class.getName(), ByteArraySerializer.SER);
        addBasic(short[].class, "[short", BasicSerializer.SHORT_ARRAY);
        addBasic(int[].class, "[int", BasicSerializer.INTEGER_ARRAY);
        addBasic(long[].class, "[long", BasicSerializer.LONG_ARRAY);
        addBasic(float[].class, "[float", BasicSerializer.FLOAT_ARRAY);
        addBasic(double[].class, "[double", BasicSerializer.DOUBLE_ARRAY);
        addBasic(char[].class, "[char", BasicSerializer.CHARACTER_ARRAY);
        addBasic(String[].class, "[string", BasicSerializer.STRING_ARRAY);
        addBasic(Object[].class, "[object", BasicSerializer.OBJECT_ARRAY);

        Deserializer objectDeserializer = new JavaDeserializer(Object.class, fieldFactory);
        staticDeserializerMap.put("object", objectDeserializer);
        staticClassNameMap.put("object", objectDeserializer);

        staticSerializerMap.put(Class.class.getName(), new ClassSerializer());

        staticDeserializerMap.put(Number.class.getName(), new BasicDeserializer(BasicSerializer.NUMBER));

        /*
        for (Class cl : new Class[] { BigDecimal.class, File.class, ObjectName.class }) {
          _staticSerializerMap.put(cl, StringValueSerializer.SER);
          _staticDeserializerMap.put(cl, new StringValueDeserializer(cl));
        }

        _staticSerializerMap.put(ObjectName.class, StringValueSerializer.SER);
        try {
          _staticDeserializerMap.put(ObjectName.class,
                               new StringValueDeserializer(ObjectName.class));
        } catch (Throwable e) {
        }
        */

        staticSerializerMap.put(InetAddress.class.getName(), InetAddressSerializer.create());

        staticSerializerMap.put(java.sql.Date.class.getName(), new SqlDateSerializer());
        staticSerializerMap.put(java.sql.Time.class.getName(), new SqlDateSerializer());
        staticSerializerMap.put(java.sql.Timestamp.class.getName(), new SqlDateSerializer());

        staticDeserializerMap.put(java.sql.Date.class.getName(), new SqlDateDeserializer(java.sql.Date.class));
        staticDeserializerMap.put(java.sql.Time.class.getName(), new SqlDateDeserializer(java.sql.Time.class));
        staticDeserializerMap.put(
                java.sql.Timestamp.class.getName(), new SqlDateDeserializer(java.sql.Timestamp.class));

        // hessian/3bb5
        staticDeserializerMap.put(StackTraceElement.class.getName(), new StackTraceElementDeserializer(fieldFactory));

        ClassLoader systemClassLoader = null;
        try {
            systemClassLoader = ClassLoader.getSystemClassLoader();
        } catch (Exception ignored) {
        }

        SYSTEM_CLASS_LOADER = systemClassLoader;
    }
}

1	/*
2	* Copyright (c) 2001-2008 Caucho Technology, Inc. All rights reserved.
3	*
4	* The Apache Software License, Version 1.1
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	*
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	*
13	* 2. Redistributions in binary form must reproduce the above copyright
14	* notice, this list of conditions and the following disclaimer in
15	* the documentation and/or other materials provided with the
16	* distribution.
17	*
18	* 3. The end-user documentation included with the redistribution, if
19	* any, must include the following acknowlegement:
20	* "This product includes software developed by the
21	* Caucho Technology (http://www.caucho.com/)."
22	* Alternately, this acknowlegement may appear in the software itself,
23	* if and wherever such third-party acknowlegements normally appear.
24	*
25	* 4. The names "Burlap", "Resin", and "Caucho" must not be used to
26	* endorse or promote products derived from this software without prior
27	* written permission. For written permission, please contact
28	* info@caucho.com.
29	*
30	* 5. Products derived from this software may not be called "Resin"
31	* nor may "Resin" appear in their names without prior written
32	* permission of Caucho Technology.
33	*
34	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
35	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
36	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
37	* DISCLAIMED. IN NO EVENT SHALL CAUCHO TECHNOLOGY OR ITS CONTRIBUTORS
38	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
39	* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
40	* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
41	* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
42	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
43	* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
44	* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
45	*
46	* @author Scott Ferguson
47	*/
48
49	package io.github.wuwen5.hessian.io;
50
51	import io.github.wuwen5.hessian.HessianException;
52	import java.io.InputStream;
53	import java.lang.ref.SoftReference;
54	import java.lang.ref.WeakReference;
55	import java.net.InetAddress;
56	import java.net.URL;
57	import java.util.Enumeration;
58	import java.util.HashMap;
59	import java.util.HashSet;
60	import java.util.Map;
61	import java.util.Properties;
62	import java.util.Set;
63	import java.util.WeakHashMap;
64	import java.util.concurrent.ConcurrentHashMap;
65	import java.util.concurrent.ConcurrentMap;
66	import java.util.logging.Level;
67	import java.util.logging.Logger;
68
69	/**
70	* The classloader-specific Factory for returning serialization
71	*/
72	public class ContextSerializerFactory {
73	private static final Logger log = Logger.getLogger(ContextSerializerFactory.class.getName());	4✔
74
75	private static final WeakHashMap<ClassLoader, SoftReference<ContextSerializerFactory>> CONTEXT_REF_MAP =	4✔
76	new WeakHashMap<>();
77
78	private static final ClassLoader SYSTEM_CLASS_LOADER;
79
80	private static Map<String, Serializer> staticSerializerMap;
81	private static Map<String, Deserializer> staticDeserializerMap;
82	private static Map<String, Deserializer> staticClassNameMap;
83
84	private ContextSerializerFactory parent;
85	private final WeakReference<ClassLoader> loaderRef;
86
87	private final Set<String> serializerFiles = new HashSet<>();	5✔
88	private final Set<String> deserializerFiles = new HashSet<>();	5✔
89
90	private final Map<String, Serializer> serializerClassMap = new HashMap<>();	5✔
91
92	private final ConcurrentMap<String, Serializer> customSerializerMap = new ConcurrentHashMap<>();	5✔
93
94	private final Map<Class<?>, Serializer> serializerInterfaceMap = new HashMap<>();	5✔
95
96	private final Map<String, Deserializer> deserializerClassMap = new HashMap<>();	5✔
97
98	private final Map<String, Deserializer> deserializerClassNameMap = new HashMap<>();	5✔
99
100	private final ConcurrentMap<String, Deserializer> customDeserializerMap = new ConcurrentHashMap<>();	5✔
101
102	private final Map<String, Deserializer> deserializerInterfaceMap = new HashMap<>();	5✔
103
104	public ContextSerializerFactory(ContextSerializerFactory parent, ClassLoader loader) {	2✔
105	if (loader == null) {	2✔
106	loader = SYSTEM_CLASS_LOADER;	2✔
107	}
108
109	loaderRef = new WeakReference<>(loader);	6✔
110
111	init();	2✔
112	}	1✔
113
114	public static ContextSerializerFactory create() {
115	return create(Thread.currentThread().getContextClassLoader());	4✔
116	}
117
118	public static ContextSerializerFactory create(ClassLoader loader) {
119	synchronized (CONTEXT_REF_MAP) {	4✔
120	SoftReference<ContextSerializerFactory> factoryRef = CONTEXT_REF_MAP.get(loader);	5✔
121
122	ContextSerializerFactory factory = null;	2✔
123
124	if (factoryRef != null) {	2✔
125	factory = factoryRef.get();	4✔
126	}
127
128	if (factory == null) {	2✔
129	ContextSerializerFactory parent = null;	2✔
130
131	if (loader != null) {	2✔
132	parent = create(loader.getParent());	4✔
133	}
134
135	factory = new ContextSerializerFactory(parent, loader);	6✔
136	factoryRef = new SoftReference<>(factory);	5✔
137
138	CONTEXT_REF_MAP.put(loader, factoryRef);	5✔
139	}
140
141	return factory;	4✔
142	}
143	}
144
145	public ClassLoader getClassLoader() {
146
147	if (this.loaderRef != null) {	3!
148	return this.loaderRef.get();	5✔
149	} else {
150	return null;	×
151	}
152	}
153
154	/**
155	* Returns the serializer for a given class.
156	*/
157	public Serializer getSerializer(String className) {
158	Serializer serializer = serializerClassMap.get(className);	6✔
159
160	if (serializer == AbstractSerializer.NULL) {	3!
161	return null;	×
162	} else {
163	return serializer;	2✔
164	}
165	}
166
167	/**
168	* Returns a custom serializer the class
169	*
170	* @param cl the class of the object that needs to be serialized.
171	*
172	* @return a serializer object for the serialization.
173	*/
174	public Serializer getCustomSerializer(Class<?> cl) {
175	Serializer serializer = customSerializerMap.get(cl.getName());	7✔
176
177	if (serializer == AbstractSerializer.NULL) {	3✔
178	return null;	2✔
179	} else if (serializer != null) {	2!
180	return serializer;	×
181	}
182
183	try {
184	Class<?> serClass = Class.forName(cl.getName() + "HessianSerializer", false, cl.getClassLoader());	8✔
185
186	Serializer ser = (Serializer) serClass.getDeclaredConstructor().newInstance();	9✔
187
188	customSerializerMap.put(cl.getName(), ser);	7✔
189
190	return ser;	2✔
191	} catch (ClassNotFoundException e) {	1✔
192	log.log(Level.ALL, e.toString(), e);	6✔
193	} catch (Exception e) {	×
194	throw new HessianException(e);	×
195	}	1✔
196
197	customSerializerMap.put(cl.getName(), AbstractSerializer.NULL);	7✔
198
199	return null;	2✔
200	}
201
202	/**
203	* Returns the deserializer for a given class.
204	*/
205	public Deserializer getDeserializer(String className) {
206	Deserializer deserializer = deserializerClassMap.get(className);	6✔
207
208	if (deserializer != null && deserializer != BaseDeserializer.NULL) {	5!
209	return deserializer;	2✔
210	}
211
212	deserializer = deserializerInterfaceMap.get(className);	6✔
213
214	if (deserializer != null && deserializer != BaseDeserializer.NULL) {	2!
215	return deserializer;	×
216	}
217
218	return null;	2✔
219	}
220
221	/**
222	* Returns a custom deserializer the class
223	*
224	* @param cl the class of the object that needs to be deserialized.
225	*
226	* @return a deserializer object for the deserialization.
227	*/
228	public Deserializer getCustomDeserializer(Class<?> cl) {
229	Deserializer deserializer = customDeserializerMap.get(cl.getName());	7✔
230
231	if (deserializer == BaseDeserializer.NULL) {	3✔
232	return null;	2✔
233	} else if (deserializer != null) {	2!
234	return deserializer;	×
235	}
236
237	try {
238	Class<?> serClass = Class.forName(cl.getName() + "HessianDeserializer", false, cl.getClassLoader());	8✔
239
240	Deserializer ser = (Deserializer) serClass.getDeclaredConstructor().newInstance();	9✔
241
242	customDeserializerMap.put(cl.getName(), ser);	7✔
243
244	return ser;	2✔
245	} catch (ClassNotFoundException e) {	1✔
246	log.log(Level.ALL, e.toString(), e);	6✔
247	} catch (Exception e) {	×
248	throw new HessianException(e);	×
249	}	1✔
250
251	customDeserializerMap.put(cl.getName(), BaseDeserializer.NULL);	7✔
252
253	return null;	2✔
254	}
255
256	/**
257	* Initialize the factory
258	*/
259	private void init() {
260	if (parent != null) {	3!
261	serializerFiles.addAll(parent.serializerFiles);	×
262	deserializerFiles.addAll(parent.deserializerFiles);	×
263
264	serializerClassMap.putAll(parent.serializerClassMap);	×
265	deserializerClassMap.putAll(parent.deserializerClassMap);	×
266	}
267
268	if (parent == null) {	3!
269	serializerClassMap.putAll(staticSerializerMap);	4✔
270	deserializerClassMap.putAll(staticDeserializerMap);	4✔
271	deserializerClassNameMap.putAll(staticClassNameMap);	4✔
272	}
273
274	Map<Class<?>, Class<?>> classMap = new HashMap<>();	4✔
275	initSerializerFiles("META-INF/hessian/serializers", serializerFiles, classMap, Serializer.class);	7✔
276
277	for (Map.Entry<Class<?>, Class<?>> entry : classMap.entrySet()) {	11✔
278	try {
279	Serializer ser =	1✔
280	(Serializer) entry.getValue().getDeclaredConstructor().newInstance();	10✔
281
282	if (entry.getKey().isInterface()) {	5✔
283	serializerInterfaceMap.put(entry.getKey(), ser);	9✔
284	} else {
285	serializerClassMap.put(entry.getKey().getName(), ser);	9✔
286	}
287	} catch (Exception e) {	×
288	throw new HessianException(e);	×
289	}	1✔
290	}	1✔
291
292	classMap = new HashMap<>();	4✔
293	initSerializerFiles("META-INF/hessian/deserializers", deserializerFiles, classMap, Deserializer.class);	7✔
294
295	for (Map.Entry<Class<?>, Class<?>> entry : classMap.entrySet()) {	11✔
296	try {
297	Deserializer ser =	1✔
298	(Deserializer) entry.getValue().getDeclaredConstructor().newInstance();	10✔
299
300	if (entry.getKey().isInterface()) {	5!
301	deserializerInterfaceMap.put(entry.getKey().getName(), ser);	×
302	} else {
303	deserializerClassMap.put(entry.getKey().getName(), ser);	9✔
304	}
305	} catch (Exception e) {	×
306	throw new HessianException(e);	×
307	}	1✔
308	}	1✔
309	}	1✔
310
311	private void initSerializerFiles(
312	String fileName, Set<String> fileList, Map<Class<?>, Class<?>> classMap, Class<?> type) {
313	try {
314	ClassLoader classLoader = getClassLoader();	3✔
315
316	// on systems with the security manager enabled, the system classloader
317	// is null
318	if (classLoader == null) {	2!
319	return;	×
320	}
321
322	Enumeration<?> iter;
323
324	iter = classLoader.getResources(fileName);	4✔
325	while (iter.hasMoreElements()) {	3✔
326	URL url = (URL) iter.nextElement();	4✔
327
328	if (fileList.contains(url.toString())) {	5!
329	continue;	×
330	}
331
332	fileList.add(url.toString());	5✔
333
334	try (InputStream is = url.openStream()) {	3✔
335
336	Properties props = new Properties();	4✔
337	props.load(is);	3✔
338
339	for (Map.Entry<Object, Object> entry : props.entrySet()) {	11✔
340	String apiName = (String) entry.getKey();	4✔
341	String serializerName = (String) entry.getValue();	4✔
342
343	Class<?> apiClass;
344	Class<?> serializerClass;
345
346	try {
347	apiClass = Class.forName(apiName, false, classLoader);	5✔
348	} catch (ClassNotFoundException e) {	1✔
349	log.fine(url + ": " + apiName + " is not available in this context: " + getClassLoader());	9✔
350	continue;	1✔
351	}	1✔
352
353	try {
354	serializerClass = Class.forName(serializerName, false, classLoader);	5✔
355	} catch (ClassNotFoundException e) {	×
356	log.fine(url + ": " + serializerName + " is not available in this context: "	×
357	+ getClassLoader());	×
358	continue;	×
359	}	1✔
360
361	if (!type.isAssignableFrom(serializerClass)) {	4!
362	throw new HessianException(url + ": " + serializerClass.getName()	×
363	+ " is invalid because it does not implement " + type.getName());	×
364	}
365
366	classMap.put(apiClass, serializerClass);	5✔
367	}	1✔
368	}
369	}	1✔
370	} catch (RuntimeException e) {	×
371	throw e;	×
372	} catch (Exception e) {	×
373	throw new HessianException(e);	×
374	}	1✔
375	}	1✔
376
377	private static void addBasic(Class<?> cl, String typeName, int type) {
378	staticSerializerMap.put(cl.getName(), new BasicSerializer(type));	9✔
379
380	Deserializer deserializer = new BasicDeserializer(type);	5✔
381	staticDeserializerMap.put(cl.getName(), deserializer);	6✔
382	staticClassNameMap.put(typeName, deserializer);	5✔
383	}	1✔
384
385	static {
386	staticSerializerMap = new HashMap<>();	4✔
387	staticDeserializerMap = new HashMap<>();	4✔
388	staticClassNameMap = new HashMap<>();	4✔
389
390	FieldDeserializer2Factory fieldFactory = FieldDeserializer2Factory.create();	2✔
391
392	addBasic(void.class, "void", BasicSerializer.NULL);	4✔
393
394	addBasic(Boolean.class, "boolean", BasicSerializer.BOOLEAN);	4✔
395	addBasic(Byte.class, "byte", BasicSerializer.BYTE);	4✔
396	addBasic(Short.class, "short", BasicSerializer.SHORT);	4✔
397	addBasic(Integer.class, "int", BasicSerializer.INTEGER);	4✔
398	addBasic(Long.class, "long", BasicSerializer.LONG);	4✔
399	addBasic(Float.class, "float", BasicSerializer.FLOAT);	4✔
400	addBasic(Double.class, "double", BasicSerializer.DOUBLE);	4✔
401	addBasic(Character.class, "char", BasicSerializer.CHARACTER_OBJECT);	4✔
402	addBasic(String.class, "string", BasicSerializer.STRING);	4✔
403	addBasic(Object.class, "object", BasicSerializer.OBJECT);	4✔
404	addBasic(java.util.Date.class, "date", BasicSerializer.DATE);	4✔
405
406	addBasic(boolean.class, "boolean", BasicSerializer.BOOLEAN);	4✔
407	addBasic(byte.class, "byte", BasicSerializer.BYTE);	4✔
408	addBasic(short.class, "short", BasicSerializer.SHORT);	4✔
409	addBasic(int.class, "int", BasicSerializer.INTEGER);	4✔
410	addBasic(long.class, "long", BasicSerializer.LONG);	4✔
411	addBasic(float.class, "float", BasicSerializer.FLOAT);	4✔
412	addBasic(double.class, "double", BasicSerializer.DOUBLE);	4✔
413	addBasic(char.class, "char", BasicSerializer.CHARACTER);	4✔
414
415	addBasic(boolean[].class, "[boolean", BasicSerializer.BOOLEAN_ARRAY);	4✔
416	addBasic(byte[].class, "[byte", BasicSerializer.BYTE_ARRAY);	4✔
417	staticSerializerMap.put(byte[].class.getName(), ByteArraySerializer.SER);	6✔
418	addBasic(short[].class, "[short", BasicSerializer.SHORT_ARRAY);	4✔
419	addBasic(int[].class, "[int", BasicSerializer.INTEGER_ARRAY);	4✔
420	addBasic(long[].class, "[long", BasicSerializer.LONG_ARRAY);	4✔
421	addBasic(float[].class, "[float", BasicSerializer.FLOAT_ARRAY);	4✔
422	addBasic(double[].class, "[double", BasicSerializer.DOUBLE_ARRAY);	4✔
423	addBasic(char[].class, "[char", BasicSerializer.CHARACTER_ARRAY);	4✔
424	addBasic(String[].class, "[string", BasicSerializer.STRING_ARRAY);	4✔
425	addBasic(Object[].class, "[object", BasicSerializer.OBJECT_ARRAY);	4✔
426
427	Deserializer objectDeserializer = new JavaDeserializer(Object.class, fieldFactory);	6✔
428	staticDeserializerMap.put("object", objectDeserializer);	5✔
429	staticClassNameMap.put("object", objectDeserializer);	5✔
430
431	staticSerializerMap.put(Class.class.getName(), new ClassSerializer());	8✔
432
433	staticDeserializerMap.put(Number.class.getName(), new BasicDeserializer(BasicSerializer.NUMBER));	9✔
434
435	/*
436	for (Class cl : new Class[] { BigDecimal.class, File.class, ObjectName.class }) {
437	_staticSerializerMap.put(cl, StringValueSerializer.SER);
438	_staticDeserializerMap.put(cl, new StringValueDeserializer(cl));
439	}
440
441	_staticSerializerMap.put(ObjectName.class, StringValueSerializer.SER);
442	try {
443	_staticDeserializerMap.put(ObjectName.class,
444	new StringValueDeserializer(ObjectName.class));
445	} catch (Throwable e) {
446	}
447	*/
448
449	staticSerializerMap.put(InetAddress.class.getName(), InetAddressSerializer.create());	6✔
450
451	staticSerializerMap.put(java.sql.Date.class.getName(), new SqlDateSerializer());	8✔
452	staticSerializerMap.put(java.sql.Time.class.getName(), new SqlDateSerializer());	8✔
453	staticSerializerMap.put(java.sql.Timestamp.class.getName(), new SqlDateSerializer());	8✔
454
455	staticDeserializerMap.put(java.sql.Date.class.getName(), new SqlDateDeserializer(java.sql.Date.class));	9✔
456	staticDeserializerMap.put(java.sql.Time.class.getName(), new SqlDateDeserializer(java.sql.Time.class));	9✔
457	staticDeserializerMap.put(	4✔
458	java.sql.Timestamp.class.getName(), new SqlDateDeserializer(java.sql.Timestamp.class));	5✔
459
460	// hessian/3bb5
461	staticDeserializerMap.put(StackTraceElement.class.getName(), new StackTraceElementDeserializer(fieldFactory));	9✔
462
463	ClassLoader systemClassLoader = null;	2✔
464	try {
465	systemClassLoader = ClassLoader.getSystemClassLoader();	2✔
466	} catch (Exception ignored) {	×
467	}	1✔
468
469	SYSTEM_CLASS_LOADER = systemClassLoader;	2✔
470	}	1✔
471	}

wuwen5 / hessian / 17177490298

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