17328794241

Committed 29 Aug 2025 03:55PM UTC coverage: 68.88% (+0.1%) from 68.748%

Build # 17328794241

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web-flow

Commit Message

fix: Fix the issue of parent class fields covering subclasses (#39)

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82.37

hessian2-codec/src/main/java/io/github/wuwen5/hessian/io/UnsafeSerializer.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 com.caucho.hessian.HessianUnshared;
import java.io.IOException;
import java.lang.ref.SoftReference;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Collections;
import java.util.WeakHashMap;
import lombok.extern.slf4j.Slf4j;
import sun.misc.Unsafe;

/**
 * Serializing an object for known object types.
 */
@Slf4j
public class UnsafeSerializer extends AbstractSerializer {
    private static boolean isEnabled;
    private static final Unsafe UNSAFE;

    private static final WeakHashMap<Class<?>, SoftReference<UnsafeSerializer>> SERIALIZER_MAP = new WeakHashMap<>();

    private Field[] fields;
    private FieldSerializer[] fieldSerializers;

    public static boolean isEnabled() {
        return isEnabled;
    }

    public UnsafeSerializer(Class<?> cl) {
        introspect(cl);
    }

    public static UnsafeSerializer create(Class<?> cl) {
        synchronized (SERIALIZER_MAP) {
            SoftReference<UnsafeSerializer> baseRef = SERIALIZER_MAP.get(cl);

            UnsafeSerializer base = baseRef != null ? baseRef.get() : null;

            if (base == null) {
                if (cl.isAnnotationPresent(HessianUnshared.class)
                        || cl.isAnnotationPresent(io.github.wuwen5.hessian.HessianUnshared.class)) {
                    base = new UnsafeUnsharedSerializer(cl);
                } else {
                    base = new UnsafeSerializer(cl);
                }

                baseRef = new SoftReference<>(base);
                SERIALIZER_MAP.put(cl, baseRef);
            }

            return base;
        }
    }

    protected void introspect(Class<?> cl) {
        ArrayList<Field> primitiveFields = new ArrayList<>();
        ArrayList<Field> compoundFields = new ArrayList<>();

        for (; cl != null; cl = cl.getSuperclass()) {

            for (Field field : cl.getDeclaredFields()) {
                if (Modifier.isTransient(field.getModifiers()) || Modifier.isStatic(field.getModifiers())) {
                    continue;
                }

                if (field.getType().isPrimitive()
                        || (field.getType().getName().startsWith("java.lang.")
                                && !field.getType().equals(Object.class))) {
                    primitiveFields.add(field);
                } else {
                    compoundFields.add(field);
                }
            }
        }

        ArrayList<Field> fieldArrayList = new ArrayList<>();
        fieldArrayList.addAll(primitiveFields);
        fieldArrayList.addAll(compoundFields);
        Collections.reverse(fieldArrayList);

        this.fields = new Field[fieldArrayList.size()];
        fieldArrayList.toArray(this.fields);

        fieldSerializers = new FieldSerializer[this.fields.length];

        for (int i = 0; i < this.fields.length; i++) {
            fieldSerializers[i] = getFieldSerializer(this.fields[i]);
        }
    }

    @Override
    public void writeObject(Object obj, AbstractHessianEncoder out) throws IOException {
        if (out.addRef(obj)) {
            return;
        }

        Class<?> cl = obj.getClass();

        int ref = out.writeObjectBegin(cl.getName());

        if (ref >= 0) {
            writeInstance(obj, out);
        } else if (ref == -1) {
            writeDefinition20(out);
            out.writeObjectBegin(cl.getName());
            writeInstance(obj, out);
        } else {
            writeObject10(obj, out);
        }
    }

    @Override
    protected void writeObject10(Object obj, AbstractHessianEncoder out) throws IOException {
        for (int i = 0; i < fields.length; i++) {
            Field field = fields[i];

            out.writeString(field.getName());

            fieldSerializers[i].serialize(out, obj);
        }

        out.writeMapEnd();
    }

    private void writeDefinition20(AbstractHessianEncoder out) throws IOException {
        out.writeClassFieldLength(fields.length);

        for (Field field : fields) {
            out.writeString(field.getName());
        }
    }

    @Override
    public final void writeInstance(Object obj, AbstractHessianEncoder out) throws IOException {
        try {
            for (FieldSerializer fieldSerializer : this.fieldSerializers) {
                fieldSerializer.serialize(out, obj);
            }
        } catch (RuntimeException e) {
            throw new IllegalStateException(
                    e.getMessage() + "\n class: " + obj.getClass().getName() + " (object=" + obj + ")", e);
        } catch (IOException e) {
            throw new IOExceptionWrapper(
                    e.getMessage() + "\n class: " + obj.getClass().getName() + " (object=" + obj + ")", e);
        }
    }

    private static FieldSerializer getFieldSerializer(Field field) {
        Class<?> type = field.getType();

        if (boolean.class.equals(type)) {
            return new BooleanFieldSerializer(field);
        } else if (byte.class.equals(type)) {
            return new ByteFieldSerializer(field);
        } else if (char.class.equals(type)) {
            return new CharFieldSerializer(field);
        } else if (short.class.equals(type)) {
            return new ShortFieldSerializer(field);
        } else if (int.class.equals(type)) {
            return new IntFieldSerializer(field);
        } else if (long.class.equals(type)) {
            return new LongFieldSerializer(field);
        } else if (double.class.equals(type)) {
            return new DoubleFieldSerializer(field);
        } else if (float.class.equals(type)) {
            return new FloatFieldSerializer(field);
        } else if (String.class.equals(type)) {
            return new StringFieldSerializer(field);
        } else if (java.util.Date.class.equals(type)
                || java.sql.Date.class.equals(type)
                || java.sql.Timestamp.class.equals(type)
                || java.sql.Time.class.equals(type)) {
            return new DateFieldSerializer(field);
        } else {
            return new ObjectFieldSerializer(field);
        }
    }

    abstract static class FieldSerializer {
        abstract void serialize(AbstractHessianEncoder out, Object obj) throws IOException;
    }

    static final class ObjectFieldSerializer extends FieldSerializer {
        private final Field field;
        private final long offset;

        ObjectFieldSerializer(Field field) {
            this.field = field;
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) throw new IllegalStateException();
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            try {
                Object value = UNSAFE.getObject(obj, offset);

                out.writeObject(value);
            } catch (RuntimeException e) {
                throw new IllegalStateException(
                        e.getMessage() + "\n field: "
                                + field.getDeclaringClass().getName()
                                + '.' + field.getName(),
                        e);
            } catch (IOException e) {
                throw new IOExceptionWrapper(
                        e.getMessage() + "\n field: "
                                + field.getDeclaringClass().getName()
                                + '.' + field.getName(),
                        e);
            }
        }
    }

    static final class BooleanFieldSerializer extends FieldSerializer {
        private final long offset;

        BooleanFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            boolean value = UNSAFE.getBoolean(obj, offset);

            out.writeBoolean(value);
        }
    }

    static final class ByteFieldSerializer extends FieldSerializer {
        private final long offset;

        ByteFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            int value = UNSAFE.getByte(obj, offset);

            out.writeInt(value);
        }
    }

    static final class CharFieldSerializer extends FieldSerializer {
        private final long offset;

        CharFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            char value = UNSAFE.getChar(obj, offset);

            out.writeString(String.valueOf(value));
        }
    }

    static final class ShortFieldSerializer extends FieldSerializer {
        private final long offset;

        ShortFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            int value = UNSAFE.getShort(obj, offset);

            out.writeInt(value);
        }
    }

    static final class IntFieldSerializer extends FieldSerializer {
        private final long offset;

        IntFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            int value = UNSAFE.getInt(obj, offset);

            out.writeInt(value);
        }
    }

    static final class LongFieldSerializer extends FieldSerializer {
        private final long offset;

        LongFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            long value = UNSAFE.getLong(obj, offset);

            out.writeLong(value);
        }
    }

    static final class FloatFieldSerializer extends FieldSerializer {
        private final long offset;

        FloatFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            double value = UNSAFE.getFloat(obj, offset);

            out.writeDouble(value);
        }
    }

    static final class DoubleFieldSerializer extends FieldSerializer {
        private final long offset;

        DoubleFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) throw new IllegalStateException();
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            double value = UNSAFE.getDouble(obj, offset);

            out.writeDouble(value);
        }
    }

    static final class StringFieldSerializer extends FieldSerializer {
        private final long offset;

        StringFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            String value = (String) UNSAFE.getObject(obj, offset);

            out.writeString(value);
        }
    }

    static final class DateFieldSerializer extends FieldSerializer {
        private final long offset;

        DateFieldSerializer(Field field) {
            offset = UNSAFE.objectFieldOffset(field);

            if (offset == Unsafe.INVALID_FIELD_OFFSET) {
                throw new IllegalStateException();
            }
        }

        @Override
        void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
            java.util.Date value = (java.util.Date) UNSAFE.getObject(obj, offset);

            if (value == null) {
                out.writeNull();
            } else {
                out.writeUTCDate(value.getTime());
            }
        }
    }

    static {
        boolean isEnabled = false;
        Unsafe unsafe = null;

        try {
            Class<?> unsafeClass = Class.forName("sun.misc.Unsafe");
            Field theUnsafe = null;
            for (Field field : unsafeClass.getDeclaredFields()) {
                if ("theUnsafe".equals(field.getName())) {
                    theUnsafe = field;
                }
            }

            if (theUnsafe != null) {
                theUnsafe.setAccessible(true);
                unsafe = (Unsafe) theUnsafe.get(null);
            }

            isEnabled = unsafe != null;

            String unsafeProp = System.getProperty("com.caucho.hessian.unsafe");

            if ("false".equals(unsafeProp)) {
                isEnabled = false;
            }
        } catch (Throwable e) {
            log.error(e.toString(), e);
        }

        UNSAFE = unsafe;
        UnsafeSerializer.isEnabled = isEnabled;
    }
}

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 com.caucho.hessian.HessianUnshared;
52	import java.io.IOException;
53	import java.lang.ref.SoftReference;
54	import java.lang.reflect.Field;
55	import java.lang.reflect.Modifier;
56	import java.util.ArrayList;
57	import java.util.Collections;
58	import java.util.WeakHashMap;
59	import lombok.extern.slf4j.Slf4j;
60	import sun.misc.Unsafe;
61
62	/**
63	* Serializing an object for known object types.
64	*/
65	@Slf4j	3✔
66	public class UnsafeSerializer extends AbstractSerializer {
67	private static boolean isEnabled;
68	private static final Unsafe UNSAFE;
69
70	private static final WeakHashMap<Class<?>, SoftReference<UnsafeSerializer>> SERIALIZER_MAP = new WeakHashMap<>();	4✔
71
72	private Field[] fields;
73	private FieldSerializer[] fieldSerializers;
74
75	public static boolean isEnabled() {
76	return isEnabled;	2✔
77	}
78
79	public UnsafeSerializer(Class<?> cl) {	2✔
80	introspect(cl);	3✔
81	}	1✔
82
83	public static UnsafeSerializer create(Class<?> cl) {
84	synchronized (SERIALIZER_MAP) {	4✔
85	SoftReference<UnsafeSerializer> baseRef = SERIALIZER_MAP.get(cl);	5✔
86
87	UnsafeSerializer base = baseRef != null ? baseRef.get() : null;	8✔
88
89	if (base == null) {	2✔
90	if (cl.isAnnotationPresent(HessianUnshared.class)	6✔
91	\|\| cl.isAnnotationPresent(io.github.wuwen5.hessian.HessianUnshared.class)) {	2!
92	base = new UnsafeUnsharedSerializer(cl);	6✔
93	} else {
94	base = new UnsafeSerializer(cl);	5✔
95	}
96
97	baseRef = new SoftReference<>(base);	5✔
98	SERIALIZER_MAP.put(cl, baseRef);	5✔
99	}
100
101	return base;	4✔
102	}
103	}
104
105	protected void introspect(Class<?> cl) {
106	ArrayList<Field> primitiveFields = new ArrayList<>();	4✔
107	ArrayList<Field> compoundFields = new ArrayList<>();	4✔
108
109	for (; cl != null; cl = cl.getSuperclass()) {	6✔
110
111	for (Field field : cl.getDeclaredFields()) {	17✔
112	if (Modifier.isTransient(field.getModifiers()) \|\| Modifier.isStatic(field.getModifiers())) {	8✔
113	continue;	1✔
114	}
115
116	if (field.getType().isPrimitive()	5✔
117	\|\| (field.getType().getName().startsWith("java.lang.")	6✔
118	&& !field.getType().equals(Object.class))) {	4✔
119	primitiveFields.add(field);	5✔
120	} else {
121	compoundFields.add(field);	4✔
122	}
123	}
124	}
125
126	ArrayList<Field> fieldArrayList = new ArrayList<>();	4✔
127	fieldArrayList.addAll(primitiveFields);	4✔
128	fieldArrayList.addAll(compoundFields);	4✔
129	Collections.reverse(fieldArrayList);	2✔
130
131	this.fields = new Field[fieldArrayList.size()];	5✔
132	fieldArrayList.toArray(this.fields);	5✔
133
134	fieldSerializers = new FieldSerializer[this.fields.length];	6✔
135
136	for (int i = 0; i < this.fields.length; i++) {	9✔
137	fieldSerializers[i] = getFieldSerializer(this.fields[i]);	9✔
138	}
139	}	1✔
140
141	@Override
142	public void writeObject(Object obj, AbstractHessianEncoder out) throws IOException {
143	if (out.addRef(obj)) {	4✔
144	return;	1✔
145	}
146
147	Class<?> cl = obj.getClass();	3✔
148
149	int ref = out.writeObjectBegin(cl.getName());	5✔
150
151	if (ref >= 0) {	2✔
152	writeInstance(obj, out);	5✔
153	} else if (ref == -1) {	3!
154	writeDefinition20(out);	3✔
155	out.writeObjectBegin(cl.getName());	5✔
156	writeInstance(obj, out);	5✔
157	} else {
158	writeObject10(obj, out);	×
159	}
160	}	1✔
161
162	@Override
163	protected void writeObject10(Object obj, AbstractHessianEncoder out) throws IOException {
164	for (int i = 0; i < fields.length; i++) {	×
165	Field field = fields[i];	×
166
167	out.writeString(field.getName());	×
168
169	fieldSerializers[i].serialize(out, obj);	×
170	}
171
172	out.writeMapEnd();	×
173	}	×
174
175	private void writeDefinition20(AbstractHessianEncoder out) throws IOException {
176	out.writeClassFieldLength(fields.length);	5✔
177
178	for (Field field : fields) {	17✔
179	out.writeString(field.getName());	4✔
180	}
181	}	1✔
182
183	@Override
184	public final void writeInstance(Object obj, AbstractHessianEncoder out) throws IOException {
185	try {
186	for (FieldSerializer fieldSerializer : this.fieldSerializers) {	17✔
187	fieldSerializer.serialize(out, obj);	4✔
188	}
189	} catch (RuntimeException e) {	×
190	throw new IllegalStateException(	×
191	e.getMessage() + "\n class: " + obj.getClass().getName() + " (object=" + obj + ")", e);	×
192	} catch (IOException e) {	×
193	throw new IOExceptionWrapper(	×
194	e.getMessage() + "\n class: " + obj.getClass().getName() + " (object=" + obj + ")", e);	×
195	}	1✔
196	}	1✔
197
198	private static FieldSerializer getFieldSerializer(Field field) {
199	Class<?> type = field.getType();	3✔
200
201	if (boolean.class.equals(type)) {	4✔
202	return new BooleanFieldSerializer(field);	5✔
203	} else if (byte.class.equals(type)) {	4✔
204	return new ByteFieldSerializer(field);	5✔
205	} else if (char.class.equals(type)) {	4✔
206	return new CharFieldSerializer(field);	5✔
207	} else if (short.class.equals(type)) {	4✔
208	return new ShortFieldSerializer(field);	5✔
209	} else if (int.class.equals(type)) {	4✔
210	return new IntFieldSerializer(field);	5✔
211	} else if (long.class.equals(type)) {	4✔
212	return new LongFieldSerializer(field);	5✔
213	} else if (double.class.equals(type)) {	4✔
214	return new DoubleFieldSerializer(field);	5✔
215	} else if (float.class.equals(type)) {	4✔
216	return new FloatFieldSerializer(field);	5✔
217	} else if (String.class.equals(type)) {	4✔
218	return new StringFieldSerializer(field);	5✔
219	} else if (java.util.Date.class.equals(type)	6✔
220	\|\| java.sql.Date.class.equals(type)	4✔
221	\|\| java.sql.Timestamp.class.equals(type)	4✔
222	\|\| java.sql.Time.class.equals(type)) {	2✔
223	return new DateFieldSerializer(field);	5✔
224	} else {
225	return new ObjectFieldSerializer(field);	5✔
226	}
227	}
228
229	abstract static class FieldSerializer {	3✔
230	abstract void serialize(AbstractHessianEncoder out, Object obj) throws IOException;
231	}
232
233	static final class ObjectFieldSerializer extends FieldSerializer {
234	private final Field field;
235	private final long offset;
236
237	ObjectFieldSerializer(Field field) {	2✔
238	this.field = field;	3✔
239	offset = UNSAFE.objectFieldOffset(field);	5✔
240
241	if (offset == Unsafe.INVALID_FIELD_OFFSET) throw new IllegalStateException();	5!
242	}	1✔
243
244	@Override
245	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
246	try {
247	Object value = UNSAFE.getObject(obj, offset);	6✔
248
249	out.writeObject(value);	3✔
250	} catch (RuntimeException e) {	×
251	throw new IllegalStateException(	×
252	e.getMessage() + "\n field: "	×
253	+ field.getDeclaringClass().getName()	×
254	+ '.' + field.getName(),	×
255	e);
256	} catch (IOException e) {	×
257	throw new IOExceptionWrapper(	×
258	e.getMessage() + "\n field: "	×
259	+ field.getDeclaringClass().getName()	×
260	+ '.' + field.getName(),	×
261	e);
262	}	1✔
263	}	1✔
264	}
265
266	static final class BooleanFieldSerializer extends FieldSerializer {
267	private final long offset;
268
269	BooleanFieldSerializer(Field field) {	2✔
270	offset = UNSAFE.objectFieldOffset(field);	5✔
271
272	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
273	throw new IllegalStateException();	×
274	}
275	}	1✔
276
277	@Override
278	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
279	boolean value = UNSAFE.getBoolean(obj, offset);	6✔
280
281	out.writeBoolean(value);	3✔
282	}	1✔
283	}
284
285	static final class ByteFieldSerializer extends FieldSerializer {
286	private final long offset;
287
288	ByteFieldSerializer(Field field) {	2✔
289	offset = UNSAFE.objectFieldOffset(field);	5✔
290
291	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
292	throw new IllegalStateException();	×
293	}
294	}	1✔
295
296	@Override
297	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
298	int value = UNSAFE.getByte(obj, offset);	6✔
299
300	out.writeInt(value);	3✔
301	}	1✔
302	}
303
304	static final class CharFieldSerializer extends FieldSerializer {
305	private final long offset;
306
307	CharFieldSerializer(Field field) {	2✔
308	offset = UNSAFE.objectFieldOffset(field);	5✔
309
310	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
311	throw new IllegalStateException();	×
312	}
313	}	1✔
314
315	@Override
316	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
317	char value = UNSAFE.getChar(obj, offset);	6✔
318
319	out.writeString(String.valueOf(value));	4✔
320	}	1✔
321	}
322
323	static final class ShortFieldSerializer extends FieldSerializer {
324	private final long offset;
325
326	ShortFieldSerializer(Field field) {	2✔
327	offset = UNSAFE.objectFieldOffset(field);	5✔
328
329	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
330	throw new IllegalStateException();	×
331	}
332	}	1✔
333
334	@Override
335	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
336	int value = UNSAFE.getShort(obj, offset);	6✔
337
338	out.writeInt(value);	3✔
339	}	1✔
340	}
341
342	static final class IntFieldSerializer extends FieldSerializer {
343	private final long offset;
344
345	IntFieldSerializer(Field field) {	2✔
346	offset = UNSAFE.objectFieldOffset(field);	5✔
347
348	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
349	throw new IllegalStateException();	×
350	}
351	}	1✔
352
353	@Override
354	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
355	int value = UNSAFE.getInt(obj, offset);	6✔
356
357	out.writeInt(value);	3✔
358	}	1✔
359	}
360
361	static final class LongFieldSerializer extends FieldSerializer {
362	private final long offset;
363
364	LongFieldSerializer(Field field) {	2✔
365	offset = UNSAFE.objectFieldOffset(field);	5✔
366
367	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
368	throw new IllegalStateException();	×
369	}
370	}	1✔
371
372	@Override
373	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
374	long value = UNSAFE.getLong(obj, offset);	6✔
375
376	out.writeLong(value);	3✔
377	}	1✔
378	}
379
380	static final class FloatFieldSerializer extends FieldSerializer {
381	private final long offset;
382
383	FloatFieldSerializer(Field field) {	2✔
384	offset = UNSAFE.objectFieldOffset(field);	5✔
385
386	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
387	throw new IllegalStateException();	×
388	}
389	}	1✔
390
391	@Override
392	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
393	double value = UNSAFE.getFloat(obj, offset);	7✔
394
395	out.writeDouble(value);	3✔
396	}	1✔
397	}
398
399	static final class DoubleFieldSerializer extends FieldSerializer {
400	private final long offset;
401
402	DoubleFieldSerializer(Field field) {	2✔
403	offset = UNSAFE.objectFieldOffset(field);	5✔
404
405	if (offset == Unsafe.INVALID_FIELD_OFFSET) throw new IllegalStateException();	5!
406	}	1✔
407
408	@Override
409	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
410	double value = UNSAFE.getDouble(obj, offset);	6✔
411
412	out.writeDouble(value);	3✔
413	}	1✔
414	}
415
416	static final class StringFieldSerializer extends FieldSerializer {
417	private final long offset;
418
419	StringFieldSerializer(Field field) {	2✔
420	offset = UNSAFE.objectFieldOffset(field);	5✔
421
422	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
423	throw new IllegalStateException();	×
424	}
425	}	1✔
426
427	@Override
428	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
429	String value = (String) UNSAFE.getObject(obj, offset);	7✔
430
431	out.writeString(value);	3✔
432	}	1✔
433	}
434
435	static final class DateFieldSerializer extends FieldSerializer {
436	private final long offset;
437
438	DateFieldSerializer(Field field) {	2✔
439	offset = UNSAFE.objectFieldOffset(field);	5✔
440
441	if (offset == Unsafe.INVALID_FIELD_OFFSET) {	5!
442	throw new IllegalStateException();	×
443	}
444	}	1✔
445
446	@Override
447	void serialize(AbstractHessianEncoder out, Object obj) throws IOException {
448	java.util.Date value = (java.util.Date) UNSAFE.getObject(obj, offset);	7✔
449
450	if (value == null) {	2!
451	out.writeNull();	×
452	} else {
453	out.writeUTCDate(value.getTime());	4✔
454	}
455	}	1✔
456	}
457
458	static {
459	boolean isEnabled = false;	2✔
460	Unsafe unsafe = null;	2✔
461
462	try {
463	Class<?> unsafeClass = Class.forName("sun.misc.Unsafe");	3✔
464	Field theUnsafe = null;	2✔
465	for (Field field : unsafeClass.getDeclaredFields()) {	17✔
466	if ("theUnsafe".equals(field.getName())) {	5✔
467	theUnsafe = field;	2✔
468	}
469	}
470
471	if (theUnsafe != null) {	2!
472	theUnsafe.setAccessible(true);	3✔
473	unsafe = (Unsafe) theUnsafe.get(null);	5✔
474	}
475
476	isEnabled = unsafe != null;	5!
477
478	String unsafeProp = System.getProperty("com.caucho.hessian.unsafe");	3✔
479
480	if ("false".equals(unsafeProp)) {	4!
481	isEnabled = false;	×
482	}
483	} catch (Throwable e) {	×
484	log.error(e.toString(), e);	×
485	}	1✔
486
487	UNSAFE = unsafe;	2✔
488	UnsafeSerializer.isEnabled = isEnabled;	2✔
489	}	1✔
490	}

wuwen5 / hessian / 17328794241

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