| // 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.apache.tapestry5.internal.plastic.asm.commons; |
| |
| import org.apache.tapestry5.internal.plastic.asm.Attribute; |
| import org.apache.tapestry5.internal.plastic.asm.ByteVector; |
| import org.apache.tapestry5.internal.plastic.asm.ClassReader; |
| import org.apache.tapestry5.internal.plastic.asm.ClassWriter; |
| import org.apache.tapestry5.internal.plastic.asm.Label; |
| |
| /** |
| * A ModuleTarget attribute. This attribute is specific to the OpenJDK and may change in the future. |
| * |
| * @author Remi Forax |
| */ |
| public final class ModuleTargetAttribute extends Attribute { |
| |
| /** The name of the platform on which the module can run. */ |
| public String platform; |
| |
| /** |
| * Constructs a new {@link ModuleTargetAttribute}. |
| * |
| * @param platform the name of the platform on which the module can run. |
| */ |
| public ModuleTargetAttribute(final String platform) { |
| super("ModuleTarget"); |
| this.platform = platform; |
| } |
| |
| /** |
| * Constructs an empty {@link ModuleTargetAttribute}. This object can be passed as a prototype to |
| * the {@link ClassReader#accept(org.apache.tapestry5.internal.plastic.asm.ClassVisitor, Attribute[], int)} method. |
| */ |
| public ModuleTargetAttribute() { |
| this(null); |
| } |
| |
| @Override |
| protected Attribute read( |
| final ClassReader classReader, |
| final int offset, |
| final int length, |
| final char[] charBuffer, |
| final int codeOffset, |
| final Label[] labels) { |
| return new ModuleTargetAttribute(classReader.readUTF8(offset, charBuffer)); |
| } |
| |
| @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(platform == null ? 0 : classWriter.newUTF8(platform)); |
| return byteVector; |
| } |
| } |