| /*** |
| * 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.optimizer; |
| |
| import org.objectweb.asm.AnnotationVisitor; |
| import org.objectweb.asm.Opcodes; |
| import org.objectweb.asm.Type; |
| |
| /** |
| * An {@link AnnotationVisitor} that collects the {@link Constant}s of the |
| * annotations it visits. |
| * |
| * @author Eric Bruneton |
| */ |
| public class AnnotationConstantsCollector extends AnnotationVisitor { |
| |
| private final ConstantPool cp; |
| |
| public AnnotationConstantsCollector(final AnnotationVisitor av, |
| final ConstantPool cp) { |
| super(Opcodes.ASM4, av); |
| this.cp = cp; |
| } |
| |
| @Override |
| public void visit(final String name, final Object value) { |
| if (name != null) { |
| cp.newUTF8(name); |
| } |
| if (value instanceof Byte) { |
| cp.newInteger(((Byte) value).byteValue()); |
| } else if (value instanceof Boolean) { |
| cp.newInteger(((Boolean) value).booleanValue() ? 1 : 0); |
| } else if (value instanceof Character) { |
| cp.newInteger(((Character) value).charValue()); |
| } else if (value instanceof Short) { |
| cp.newInteger(((Short) value).shortValue()); |
| } else if (value instanceof Type) { |
| cp.newUTF8(((Type) value).getDescriptor()); |
| } else if (value instanceof byte[]) { |
| byte[] v = (byte[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newInteger(v[i]); |
| } |
| } else if (value instanceof boolean[]) { |
| boolean[] v = (boolean[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newInteger(v[i] ? 1 : 0); |
| } |
| } else if (value instanceof short[]) { |
| short[] v = (short[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newInteger(v[i]); |
| } |
| } else if (value instanceof char[]) { |
| char[] v = (char[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newInteger(v[i]); |
| } |
| } else if (value instanceof int[]) { |
| int[] v = (int[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newInteger(v[i]); |
| } |
| } else if (value instanceof long[]) { |
| long[] v = (long[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newLong(v[i]); |
| } |
| } else if (value instanceof float[]) { |
| float[] v = (float[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newFloat(v[i]); |
| } |
| } else if (value instanceof double[]) { |
| double[] v = (double[]) value; |
| for (int i = 0; i < v.length; i++) { |
| cp.newDouble(v[i]); |
| } |
| } else { |
| cp.newConst(value); |
| } |
| av.visit(name, value); |
| } |
| |
| @Override |
| public void visitEnum(final String name, final String desc, |
| final String value) { |
| if (name != null) { |
| cp.newUTF8(name); |
| } |
| cp.newUTF8(desc); |
| cp.newUTF8(value); |
| av.visitEnum(name, desc, value); |
| } |
| |
| @Override |
| public AnnotationVisitor visitAnnotation(final String name, |
| final String desc) { |
| if (name != null) { |
| cp.newUTF8(name); |
| } |
| cp.newUTF8(desc); |
| return new AnnotationConstantsCollector(av.visitAnnotation(name, desc), |
| cp); |
| } |
| |
| @Override |
| public AnnotationVisitor visitArray(final String name) { |
| if (name != null) { |
| cp.newUTF8(name); |
| } |
| return new AnnotationConstantsCollector(av.visitArray(name), cp); |
| } |
| |
| @Override |
| public void visitEnd() { |
| av.visitEnd(); |
| } |
| } |