/*
* Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 David Berkman
*
* This file is part of the SmallMind Code Project.
*
* The SmallMind Code Project is free software, you can redistribute
* it and/or modify it under either, at your discretion...
*
* 1) The terms of GNU Affero General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* ...or...
*
* 2) The terms of the Apache License, Version 2.0.
*
* The SmallMind Code Project is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License or Apache License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* and the Apache License along with the SmallMind Code Project. If not, see
* <http://www.gnu.org/licenses/> or <http://www.apache.org/licenses/LICENSE-2.0>.
*
* Additional permission under the GNU Affero GPL version 3 section 7
* ------------------------------------------------------------------
* If you modify this Program, or any covered work, by linking or
* combining it with other code, such other code is not for that reason
* alone subject to any of the requirements of the GNU Affero GPL
* version 3.
*/
package org.smallmind.phalanx.wire;
import java.util.Date;
import java.util.concurrent.ConcurrentHashMap;
import org.smallmind.web.jersey.fault.Fault;
public class SignatureUtility {
private static final ConcurrentHashMap<String, Class> SIGNATURE_MAP = new ConcurrentHashMap<>();
public static String neutralEncode (Class<?> clazz) {
if ((clazz == null) || void.class.equals(clazz) || Void.class.equals(clazz)) {
return BuiltInType.VOID.getCode();
} else {
StringBuilder codeBuilder = new StringBuilder();
if (clazz.isArray()) {
int dimensions = 0;
codeBuilder.append('[');
while (clazz.isArray()) {
dimensions++;
clazz = clazz.getComponentType();
}
for (int commas = 0; commas < (dimensions - 1); commas++) {
codeBuilder.append(',');
}
codeBuilder.append(']');
}
if (clazz.isPrimitive()) {
if (clazz.equals(boolean.class)) {
codeBuilder.insert(0, BuiltInType.BOOLEAN.getCode());
} else if (clazz.equals(byte.class)) {
codeBuilder.insert(0, BuiltInType.BYTE.getCode());
} else if (clazz.equals(short.class)) {
codeBuilder.insert(0, BuiltInType.SHORT.getCode());
} else if (clazz.equals(int.class)) {
codeBuilder.insert(0, BuiltInType.INTEGER.getCode());
} else if (clazz.equals(long.class)) {
codeBuilder.insert(0, BuiltInType.LONG.getCode());
} else if (clazz.equals(float.class)) {
codeBuilder.insert(0, BuiltInType.FLOAT.getCode());
} else if (clazz.equals(double.class)) {
codeBuilder.insert(0, BuiltInType.DOUBLE.getCode());
} else if (clazz.equals(char.class)) {
codeBuilder.insert(0, BuiltInType.CHARACTER.getCode());
}
} else if (clazz.equals(String.class)) {
codeBuilder.insert(0, BuiltInType.STRING.getCode());
} else if (clazz.equals(Date.class)) {
codeBuilder.insert(0, BuiltInType.DATE.getCode());
} else if (clazz.equals(Fault.class)) {
codeBuilder.insert(0, BuiltInType.FAULT.getCode());
} else if (clazz.equals(Object.class)) {
codeBuilder.insert(0, BuiltInType.OBJECT.getCode());
} else {
codeBuilder.insert(0, clazz.getSimpleName()).insert(0, '!');
}
return codeBuilder.toString();
}
}
public static String nativeEncode (Class<?> clazz) {
if ((clazz == null) || void.class.equals(clazz) || Void.class.equals(clazz)) {
return "V";
} else {
StringBuilder codeBuilder = new StringBuilder();
while (clazz.isArray()) {
codeBuilder.append("[");
clazz = clazz.getComponentType();
}
if (clazz.isPrimitive()) {
if (clazz.equals(boolean.class)) {
codeBuilder.append("Z");
} else if (clazz.equals(byte.class)) {
codeBuilder.append("B");
} else if (clazz.equals(short.class)) {
codeBuilder.append("S");
} else if (clazz.equals(int.class)) {
codeBuilder.append("I");
} else if (clazz.equals(long.class)) {
codeBuilder.append("J");
} else if (clazz.equals(float.class)) {
codeBuilder.append("F");
} else if (clazz.equals(double.class)) {
codeBuilder.append("D");
} else if (clazz.equals(char.class)) {
codeBuilder.append("C");
}
} else {
codeBuilder.append('L').append(clazz.getName().replace('.', '/')).append(';');
}
return codeBuilder.toString();
}
}
public static Class<?> nativeDecode (String type)
throws ClassNotFoundException {
switch (type.charAt(0)) {
case 'V':
return void.class;
case 'Z':
return boolean.class;
case 'B':
return byte.class;
case 'C':
return char.class;
case 'S':
return short.class;
case 'I':
return int.class;
case 'J':
return long.class;
case 'F':
return float.class;
case 'D':
return (double.class);
case 'L':
return getObjectType(type.substring(1, type.length() - 1).replace('/', '.'));
case '[':
return getObjectType(type.replace('/', '.'));
default:
throw new ClassNotFoundException("Unknown format for parameter signature(" + type + ")");
}
}
private static Class getObjectType (String type)
throws ClassNotFoundException {
Class objectType;
if ((objectType = SIGNATURE_MAP.get(type)) == null) {
synchronized (SIGNATURE_MAP) {
if ((objectType = SIGNATURE_MAP.get(type)) == null) {
SIGNATURE_MAP.put(type, objectType = Class.forName(type));
}
}
}
return objectType;
}
}