/*******************************************************************************
* Copyright (C) 2009-2011 FuseSource Corp.
* Copyright (c) 2004 IBM Corporation and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
*******************************************************************************/
package org.fusesource.hawtjni.generator;
import java.lang.reflect.Modifier;
import java.util.List;
import org.fusesource.hawtjni.generator.model.JNIClass;
import org.fusesource.hawtjni.generator.model.JNIField;
import org.fusesource.hawtjni.generator.model.JNIType;
import org.fusesource.hawtjni.generator.model.ReflectClass;
/**
*
* @author <a href="http://hiramchirino.com">Hiram Chirino</a>
*/
public class ConstantsGenerator extends JNIGenerator {
public void generate(JNIClass clazz) {
List<JNIField> fields = clazz.getDeclaredFields();
generate(fields);
}
public void generate(List<JNIField> fields) {
sortFields(fields);
outputln("int main() {");
for (JNIField field : fields) {
if ((field.getModifiers() & Modifier.FINAL) == 0)
continue;
generate(field);
}
outputln("}");
}
public void generate(JNIField field) {
JNIType type = field.getType();
output("\tprintf(\"public static final ");
output(field.getType().getTypeSignature3(false));
output(" ");
output(field.getName());
output(" = ");
if (type.isType("java.lang.String") || type.isType("[B"))
output("\"%s\"");
else
output("0x%x");
output(";\\n\", ");
output(field.getName());
outputln(");");
}
public static void main(String[] args) {
if (args.length < 1) {
System.out.println("Usage: java ConstantsGenerator <className1> <className2>");
return;
}
try {
ConstantsGenerator gen = new ConstantsGenerator();
for (String clazzName : args) {
Class<?> clazz = Class.forName(clazzName);
gen.generate(new ReflectClass(clazz));
}
} catch (Exception e) {
System.out.println("Problem");
e.printStackTrace(System.out);
}
}
}