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This framework extension fragment contains an extender that facilitates
the use of JRE SPI providers (components typically plugged in to the
JRE through META-INF/services resources).
// ASM: a very small and fast Java bytecode manipulation framework
// Copyright (c) 2000-2011 INRIA, France Telecom
// All rights reserved.
//
// 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. Neither the name of the copyright holders nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS 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 THE COPYRIGHT OWNER OR 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.
package org.objectweb.asm.commons;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.ByteVector;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Label;
/**
* A ModuleResolution attribute. This attribute is specific to the OpenJDK and may change in the
* future.
*
* @author Remi Forax
*/
public final class ModuleResolutionAttribute extends Attribute {
/**
* The resolution state of a module meaning that the module is not available from the class-path
* by default.
*/
public static final int RESOLUTION_DO_NOT_RESOLVE_BY_DEFAULT = 1;
/** The resolution state of a module meaning the module is marked as deprecated. */
public static final int RESOLUTION_WARN_DEPRECATED = 2;
/**
* The resolution state of a module meaning the module is marked as deprecated and will be removed
* in a future release.
*/
public static final int RESOLUTION_WARN_DEPRECATED_FOR_REMOVAL = 4;
/**
* The resolution state of a module meaning the module is not yet standardized, so in incubating
* mode.
*/
public static final int RESOLUTION_WARN_INCUBATING = 8;
/**
* The resolution state of the module. Must be one of {@link #RESOLUTION_WARN_DEPRECATED}, {@link
* #RESOLUTION_WARN_DEPRECATED_FOR_REMOVAL}, and {@link #RESOLUTION_WARN_INCUBATING}.
*/
public int resolution;
/**
* Constructs a new {@link ModuleResolutionAttribute}.
*
* @param resolution the resolution state of the module. Must be one of {@link
* #RESOLUTION_WARN_DEPRECATED}, {@link #RESOLUTION_WARN_DEPRECATED_FOR_REMOVAL}, and {@link
* #RESOLUTION_WARN_INCUBATING}.
*/
public ModuleResolutionAttribute(final int resolution) {
super("ModuleResolution");
this.resolution = resolution;
}
/**
* Constructs an empty {@link ModuleResolutionAttribute}. This object can be passed as a prototype
* to the {@link ClassReader#accept(org.objectweb.asm.ClassVisitor, Attribute[], int)} method.
*/
public ModuleResolutionAttribute() {
this(0);
}
@Override
protected Attribute read(
final ClassReader classReader,
final int offset,
final int length,
final char[] charBuffer,
final int codeOffset,
final Label[] labels) {
return new ModuleResolutionAttribute(classReader.readUnsignedShort(offset));
}
@Override
protected ByteVector write(
final ClassWriter classWriter,
final byte[] code,
final int codeLength,
final int maxStack,
final int maxLocals) {
ByteVector byteVector = new ByteVector();
byteVector.putShort(resolution);
return byteVector;
}
}
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