com.ui4j.bytebuddy.jar.asm.optimizer.AnnotationConstantsCollector Maven / Gradle / Ivy
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/***
* 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 com.ui4j.bytebuddy.jar.asm.optimizer;
import com.ui4j.bytebuddy.jar.asm.AnnotationVisitor;
import com.ui4j.bytebuddy.jar.asm.Opcodes;
import com.ui4j.bytebuddy.jar.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.ASM5, 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();
}
}