| // 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.tree; |
| |
| import java.util.List; |
| import org.apache.tapestry5.internal.plastic.asm.Label; |
| import org.apache.tapestry5.internal.plastic.asm.MethodVisitor; |
| import org.apache.tapestry5.internal.plastic.asm.Opcodes; |
| import org.apache.tapestry5.internal.plastic.asm.TypePath; |
| |
| /** |
| * A node that represents a type annotation on a local or resource variable. |
| * |
| * @author Eric Bruneton |
| */ |
| public class LocalVariableAnnotationNode extends TypeAnnotationNode { |
| |
| /** |
| * The fist instructions corresponding to the continuous ranges that make the scope of this local |
| * variable (inclusive). Must not be {@literal null}. |
| */ |
| public List<LabelNode> start; |
| |
| /** |
| * The last instructions corresponding to the continuous ranges that make the scope of this local |
| * variable (exclusive). This list must have the same size as the 'start' list. Must not be |
| * {@literal null}. |
| */ |
| public List<LabelNode> end; |
| |
| /** |
| * The local variable's index in each range. This list must have the same size as the 'start' |
| * list. Must not be {@literal null}. |
| */ |
| public List<Integer> index; |
| |
| /** |
| * Constructs a new {@link LocalVariableAnnotationNode}. <i>Subclasses must not use this |
| * constructor</i>. Instead, they must use the {@link #LocalVariableAnnotationNode(int, TypePath, |
| * LabelNode[], LabelNode[], int[], String)} version. |
| * |
| * @param typeRef a reference to the annotated type. See {@link org.apache.tapestry5.internal.plastic.asm.TypeReference}. |
| * @param typePath the path to the annotated type argument, wildcard bound, array element type, or |
| * static inner type within 'typeRef'. May be {@literal null} if the annotation targets |
| * 'typeRef' as a whole. |
| * @param start the fist instructions corresponding to the continuous ranges that make the scope |
| * of this local variable (inclusive). |
| * @param end the last instructions corresponding to the continuous ranges that make the scope of |
| * this local variable (exclusive). This array must have the same size as the 'start' array. |
| * @param index the local variable's index in each range. This array must have the same size as |
| * the 'start' array. |
| * @param descriptor the class descriptor of the annotation class. |
| */ |
| public LocalVariableAnnotationNode( |
| final int typeRef, |
| final TypePath typePath, |
| final LabelNode[] start, |
| final LabelNode[] end, |
| final int[] index, |
| final String descriptor) { |
| this(Opcodes.ASM7, typeRef, typePath, start, end, index, descriptor); |
| } |
| |
| /** |
| * Constructs a new {@link LocalVariableAnnotationNode}. |
| * |
| * @param api the ASM API version implemented by this visitor. Must be one of {@link |
| * Opcodes#ASM4}, {@link Opcodes#ASM5}, {@link Opcodes#ASM6} or {@link Opcodes#ASM7}. |
| * @param typeRef a reference to the annotated type. See {@link org.apache.tapestry5.internal.plastic.asm.TypeReference}. |
| * @param start the fist instructions corresponding to the continuous ranges that make the scope |
| * of this local variable (inclusive). |
| * @param end the last instructions corresponding to the continuous ranges that make the scope of |
| * this local variable (exclusive). This array must have the same size as the 'start' array. |
| * @param index the local variable's index in each range. This array must have the same size as |
| * the 'start' array. |
| * @param typePath the path to the annotated type argument, wildcard bound, array element type, or |
| * static inner type within 'typeRef'. May be {@literal null} if the annotation targets |
| * 'typeRef' as a whole. |
| * @param descriptor the class descriptor of the annotation class. |
| */ |
| public LocalVariableAnnotationNode( |
| final int api, |
| final int typeRef, |
| final TypePath typePath, |
| final LabelNode[] start, |
| final LabelNode[] end, |
| final int[] index, |
| final String descriptor) { |
| super(api, typeRef, typePath, descriptor); |
| this.start = Util.asArrayList(start); |
| this.end = Util.asArrayList(end); |
| this.index = Util.asArrayList(index); |
| } |
| |
| /** |
| * Makes the given visitor visit this type annotation. |
| * |
| * @param methodVisitor the visitor that must visit this annotation. |
| * @param visible {@literal true} if the annotation is visible at runtime. |
| */ |
| public void accept(final MethodVisitor methodVisitor, final boolean visible) { |
| Label[] startLabels = new Label[this.start.size()]; |
| Label[] endLabels = new Label[this.end.size()]; |
| int[] indices = new int[this.index.size()]; |
| for (int i = 0, n = startLabels.length; i < n; ++i) { |
| startLabels[i] = this.start.get(i).getLabel(); |
| endLabels[i] = this.end.get(i).getLabel(); |
| indices[i] = this.index.get(i); |
| } |
| accept( |
| methodVisitor.visitLocalVariableAnnotation( |
| typeRef, typePath, startLabels, endLabels, indices, desc, visible)); |
| } |
| } |