#641

Committed 19 Aug 2024 10:38PM CUT coverage: 85.389% (-0.06%) from 85.448%

Build # #641

Build Type

push

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Commit Message

Disable validation for minor breakage of protected API.

Run Details

28759 of 33680 relevant lines covered (85.39%)

0.85 hits per line

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50.0

/byte-buddy-dep/src/main/java/net/bytebuddy/dynamic/scaffold/ClassWriterStrategy.java

/*
 * Copyright 2014 - Present Rafael Winterhalter
 *
 * Licensed 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 net.bytebuddy.dynamic.scaffold;

import net.bytebuddy.build.HashCodeAndEqualsPlugin;
import net.bytebuddy.pool.TypePool;
import net.bytebuddy.utility.AsmClassReader;
import net.bytebuddy.utility.AsmClassWriter;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;

/**
 * A class writer strategy is responsible for the creation of a {@link ClassWriter} when creating a type.
 *
 * @deprecated Use {@link AsmClassWriter.Factory}.
 */
@Deprecated
public interface ClassWriterStrategy {

    /**
     * Resolves a class writer.
     *
     * @param flags    The flags to set.
     * @param typePool A type pool for locating types.
     * @return The class writer to use.
     */
    ClassWriter resolve(int flags, TypePool typePool);

    /**
     * Resolves a class writer.
     *
     * @param flags       The flags to set.
     * @param typePool    A type pool for locating types.
     * @param classReader The class reader from which the original class is read.
     * @return The class writer to use.
     */
    ClassWriter resolve(int flags, TypePool typePool, ClassReader classReader);

    /**
     * Default implementations of class writer strategies.
     *
     * @deprecated Use {@link AsmClassWriter.Factory.Suppressing} or {@link net.bytebuddy.ByteBuddy#withIgnoredClassReader()}.
     */
    @Deprecated
    enum Default implements ClassWriterStrategy {

        /**
         * A class writer strategy that retains the original class's constant pool if applicable.
         */
        CONSTANT_POOL_RETAINING {
            /** {@inheritDoc} */
            public ClassWriter resolve(int flags, TypePool typePool, ClassReader classReader) {
                return new FrameComputingClassWriter(classReader, flags, typePool);
            }
        },

        /**
         * A class writer strategy that discards the original class's constant pool if applicable.
         */
        CONSTANT_POOL_DISCARDING {
            /** {@inheritDoc} */
            public ClassWriter resolve(int flags, TypePool typePool, ClassReader classReader) {
                return resolve(flags, typePool);
            }
        };

        /**
         * {@inheritDoc}
         */
        public ClassWriter resolve(int flags, TypePool typePool) {
            return new FrameComputingClassWriter(flags, typePool);
        }
    }

    /**
     * A class writer factory that delegates to a {@link ClassWriterStrategy}.
     */
    @HashCodeAndEqualsPlugin.Enhance
    class Delegating implements AsmClassWriter.Factory {

        /**
         * The class writer strategy to delegate to.
         */
        private final ClassWriterStrategy classWriterStrategy;

        /**
         * Creates a delegating class writer factory.
         *
         * @param classWriterStrategy The class writer strategy to delegate to.
         */
        public Delegating(ClassWriterStrategy classWriterStrategy) {
            this.classWriterStrategy = classWriterStrategy;
        }

        /**
         * {@inheritDoc}
         */
        public AsmClassWriter make(int flags) {
            return make(flags, TypePool.Empty.INSTANCE);
        }

        /**
         * {@inheritDoc}
         */
        public AsmClassWriter make(int flags, AsmClassReader classReader) {
            return make(flags, classReader, TypePool.Empty.INSTANCE);
        }

        /**
         * {@inheritDoc}
         */
        public AsmClassWriter make(int flags, TypePool typePool) {
            return new AsmClassWriter.Default(classWriterStrategy.resolve(flags, typePool));
        }

        /**
         * {@inheritDoc}
         */
        public AsmClassWriter make(int flags, AsmClassReader classReader, TypePool typePool) {
            ClassReader unwrapped = classReader.unwrap(ClassReader.class);
            return new AsmClassWriter.Default(unwrapped == null
                    ? classWriterStrategy.resolve(flags, typePool)
                    : classWriterStrategy.resolve(flags, typePool, unwrapped));
        }
    }

    /**
     * A class writer that piggy-backs on Byte Buddy's {@link TypePool} to avoid class loading or look-up errors when redefining a class.
     * This is not available when creating a new class where automatic frame computation is however not normally a requirement.
     *
     * @deprecated Use {@link AsmClassWriter.FrameComputingClassWriter}.
     */
    @Deprecated
    class FrameComputingClassWriter extends AsmClassWriter.FrameComputingClassWriter {

        /**
         * Creates a new frame computing class writer.
         *
         * @param flags    The flags to be handed to the writer.
         * @param typePool The type pool to use for computing stack map frames, if required.
         */
        public FrameComputingClassWriter(int flags, TypePool typePool) {
            super(flags, typePool);
        }

        /**
         * Creates a new frame computing class writer.
         *
         * @param classReader The class reader from which the original class is read.
         * @param flags       The flags to be handed to the writer.
         * @param typePool    The type pool to use for computing stack map frames, if required.
         */
        public FrameComputingClassWriter(ClassReader classReader, int flags, TypePool typePool) {
            super(classReader, flags, typePool);
        }
    }
}

1	/*
2	* Copyright 2014 - Present Rafael Winterhalter
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package net.bytebuddy.dynamic.scaffold;
17
18	import net.bytebuddy.build.HashCodeAndEqualsPlugin;
19	import net.bytebuddy.pool.TypePool;
20	import net.bytebuddy.utility.AsmClassReader;
21	import net.bytebuddy.utility.AsmClassWriter;
22	import org.objectweb.asm.ClassReader;
23	import org.objectweb.asm.ClassWriter;
24
25	/**
26	* A class writer strategy is responsible for the creation of a {@link ClassWriter} when creating a type.
27	*
28	* @deprecated Use {@link AsmClassWriter.Factory}.
29	*/
30	@Deprecated
31	public interface ClassWriterStrategy {
32
33	/**
34	* Resolves a class writer.
35	*
36	* @param flags The flags to set.
37	* @param typePool A type pool for locating types.
38	* @return The class writer to use.
39	*/
40	ClassWriter resolve(int flags, TypePool typePool);
41
42	/**
43	* Resolves a class writer.
44	*
45	* @param flags The flags to set.
46	* @param typePool A type pool for locating types.
47	* @param classReader The class reader from which the original class is read.
48	* @return The class writer to use.
49	*/
50	ClassWriter resolve(int flags, TypePool typePool, ClassReader classReader);
51
52	/**
53	* Default implementations of class writer strategies.
54	*
55	* @deprecated Use {@link AsmClassWriter.Factory.Suppressing} or {@link net.bytebuddy.ByteBuddy#withIgnoredClassReader()}.
56	*/
57	@Deprecated	1✔
58	enum Default implements ClassWriterStrategy {
59
60	/**
61	* A class writer strategy that retains the original class's constant pool if applicable.
62	*/
63	CONSTANT_POOL_RETAINING {	1✔
64	/** {@inheritDoc} */
65	public ClassWriter resolve(int flags, TypePool typePool, ClassReader classReader) {
66	return new FrameComputingClassWriter(classReader, flags, typePool);	1✔
67	}
68	},
69
70	/**
71	* A class writer strategy that discards the original class's constant pool if applicable.
72	*/
73	CONSTANT_POOL_DISCARDING {	1✔
74	/** {@inheritDoc} */
75	public ClassWriter resolve(int flags, TypePool typePool, ClassReader classReader) {
76	return resolve(flags, typePool);	1✔
77	}
78	};
79
80	/**
81	* {@inheritDoc}
82	*/
83	public ClassWriter resolve(int flags, TypePool typePool) {
84	return new FrameComputingClassWriter(flags, typePool);	1✔
85	}
86	}
87
88	/**
89	* A class writer factory that delegates to a {@link ClassWriterStrategy}.
90	*/
91	@HashCodeAndEqualsPlugin.Enhance
92	class Delegating implements AsmClassWriter.Factory {
93
94	/**
95	* The class writer strategy to delegate to.
96	*/
97	private final ClassWriterStrategy classWriterStrategy;
98
99	/**
100	* Creates a delegating class writer factory.
101	*
102	* @param classWriterStrategy The class writer strategy to delegate to.
103	*/
104	public Delegating(ClassWriterStrategy classWriterStrategy) {	×
105	this.classWriterStrategy = classWriterStrategy;	×
106	}	×
107
108	/**
109	* {@inheritDoc}
110	*/
111	public AsmClassWriter make(int flags) {
112	return make(flags, TypePool.Empty.INSTANCE);	×
113	}
114
115	/**
116	* {@inheritDoc}
117	*/
118	public AsmClassWriter make(int flags, AsmClassReader classReader) {
119	return make(flags, classReader, TypePool.Empty.INSTANCE);	×
120	}
121
122	/**
123	* {@inheritDoc}
124	*/
125	public AsmClassWriter make(int flags, TypePool typePool) {
126	return new AsmClassWriter.Default(classWriterStrategy.resolve(flags, typePool));	×
127	}
128
129	/**
130	* {@inheritDoc}
131	*/
132	public AsmClassWriter make(int flags, AsmClassReader classReader, TypePool typePool) {
133	ClassReader unwrapped = classReader.unwrap(ClassReader.class);	×
134	return new AsmClassWriter.Default(unwrapped == null	×
135	? classWriterStrategy.resolve(flags, typePool)	×
136	: classWriterStrategy.resolve(flags, typePool, unwrapped));	×
137	}
138	}
139
140	/**
141	* A class writer that piggy-backs on Byte Buddy's {@link TypePool} to avoid class loading or look-up errors when redefining a class.
142	* This is not available when creating a new class where automatic frame computation is however not normally a requirement.
143	*
144	* @deprecated Use {@link AsmClassWriter.FrameComputingClassWriter}.
145	*/
146	@Deprecated
147	class FrameComputingClassWriter extends AsmClassWriter.FrameComputingClassWriter {
148
149	/**
150	* Creates a new frame computing class writer.
151	*
152	* @param flags The flags to be handed to the writer.
153	* @param typePool The type pool to use for computing stack map frames, if required.
154	*/
155	public FrameComputingClassWriter(int flags, TypePool typePool) {
156	super(flags, typePool);	1✔
157	}	1✔
158
159	/**
160	* Creates a new frame computing class writer.
161	*
162	* @param classReader The class reader from which the original class is read.
163	* @param flags The flags to be handed to the writer.
164	* @param typePool The type pool to use for computing stack map frames, if required.
165	*/
166	public FrameComputingClassWriter(ClassReader classReader, int flags, TypePool typePool) {
167	super(classReader, flags, typePool);	1✔
168	}	1✔
169	}
170	}

raphw / byte-buddy / #641

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