/***
* ASM XML Adapter
* Copyright (c) 2004, Eugene Kuleshov
* 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 br.com.caelum.vraptor.asm.xml;
import org.xml.sax.ContentHandler;
import org.xml.sax.helpers.AttributesImpl;
import br.com.caelum.vraptor.asm.AnnotationVisitor;
import br.com.caelum.vraptor.asm.Type;
/**
* SAXAnnotationAdapter
*
* @author Eugene Kuleshov
*/
@SuppressWarnings("unchecked")
public class SAXAnnotationAdapter extends SAXAdapter implements AnnotationVisitor {
private final String elementName;
public SAXAnnotationAdapter(final ContentHandler h, final String elementName, final int visible, final String name,
final String desc) {
this(h, elementName, visible, desc, name, -1);
}
public SAXAnnotationAdapter(final ContentHandler h, final String elementName, final int visible,
final int parameter, final String desc) {
this(h, elementName, visible, desc, null, parameter);
}
private SAXAnnotationAdapter(final ContentHandler h, final String elementName, final int visible,
final String desc, final String name, final int parameter) {
super(h);
this.elementName = elementName;
AttributesImpl att = new AttributesImpl();
if (name != null) {
att.addAttribute("", "name", "name", "", name);
}
if (visible != 0) {
att.addAttribute("", "visible", "visible", "", visible > 0 ? "true" : "false");
}
if (parameter != -1) {
att.addAttribute("", "parameter", "parameter", "", Integer.toString(parameter));
}
if (desc != null) {
att.addAttribute("", "desc", "desc", "", desc);
}
addStart(elementName, att);
}
public void visit(final String name, final Object value) {
Class c = value.getClass();
if (c.isArray()) {
AnnotationVisitor av = visitArray(name);
if (value instanceof byte[]) {
byte[] b = (byte[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Byte(b[i]));
}
} else if (value instanceof char[]) {
char[] b = (char[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Character(b[i]));
}
} else if (value instanceof short[]) {
short[] b = (short[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Short(b[i]));
}
} else if (value instanceof boolean[]) {
boolean[] b = (boolean[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, Boolean.valueOf(b[i]));
}
} else if (value instanceof int[]) {
int[] b = (int[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Integer(b[i]));
}
} else if (value instanceof long[]) {
long[] b = (long[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Long(b[i]));
}
} else if (value instanceof float[]) {
float[] b = (float[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Float(b[i]));
}
} else if (value instanceof double[]) {
double[] b = (double[]) value;
for (int i = 0; i < b.length; i++) {
av.visit(null, new Double(b[i]));
}
}
av.visitEnd();
} else {
addValueElement("annotationValue", name, Type.getDescriptor(c), value.toString());
}
}
public void visitEnum(final String name, final String desc, final String value) {
addValueElement("annotationValueEnum", name, desc, value);
}
public AnnotationVisitor visitAnnotation(final String name, final String desc) {
return new SAXAnnotationAdapter(getContentHandler(), "annotationValueAnnotation", 0, name, desc);
}
public AnnotationVisitor visitArray(final String name) {
return new SAXAnnotationAdapter(getContentHandler(), "annotationValueArray", 0, name, null);
}
public void visitEnd() {
addEnd(elementName);
}
private void addValueElement(final String element, final String name, final String desc, final String value) {
AttributesImpl att = new AttributesImpl();
if (name != null) {
att.addAttribute("", "name", "name", "", name);
}
if (desc != null) {
att.addAttribute("", "desc", "desc", "", desc);
}
if (value != null) {
att.addAttribute("", "value", "value", "", SAXClassAdapter.encode(value));
}
addElement(element, att);
}
}