/* TA-LIB Copyright (c) 1999-2007, Mario Fortier
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither name of author 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
* REGENTS 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.
*/
/* List of contributors:
*
* Initial Name/description
* -------------------------------------------------------------------
* BT Barry Tsung
*
* Change history:
*
* MMDDYY BY Description
* -------------------------------------------------------------------
* 022206 BT First Version
* 031107 RG Deprecated
*/
package com.tictactec.ta.lib.meta;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import com.tictactec.ta.lib.Core;
import com.tictactec.ta.lib.MInteger;
import com.tictactec.ta.lib.RetCode;
/**
* @deprecated in favor of CoreMetaData class
*/
public class TaFuncMetaInfo extends TaFuncSignature
{
Method method;
Method lookbackMethod;
Class[] outVarTypes;
Class[] optionTypes;
Class[] parameterTypes;
static final int TOTAL_FIX_PARAMETERS = 4;
static final int INPUT_FIX_PARAMETERS = 2;
static final int OUTPUT_FIX_PARAMETERS = 2;
public TaFuncMetaInfo(String name, Method method, Method lookbackMethod)
{
this.name = name;
this.method = method;
this.lookbackMethod = lookbackMethod;
this.optionTypes = lookbackMethod.getParameterTypes();
this.parameterTypes = method.getParameterTypes();
int ins = getNumberOfInputParameters();
int outs = getNumberOfOutputParameters();
createVarTypes(ins, outs);
}
int getNumberOfInputParameters()
{
return getFirstMInteger() - optionTypes.length - INPUT_FIX_PARAMETERS;
}
int getNumberOfOutputParameters()
{
return parameterTypes.length - getFirstMInteger() - OUTPUT_FIX_PARAMETERS;
}
int getFirstMInteger()
{
for (int i = 0; i < parameterTypes.length; i++)
{
if (parameterTypes[i].equals(MInteger.class))
{
return i;
}
}
return -1;
}
void createVarTypes(int ins, int outs)
{
assert ins > 0 && outs > 0;
inVarTypes = new Class[ins];
outVarTypes = new Class[outs];
for (int i = 0; i < ins; i++)
{
inVarTypes[i] = parameterTypes[INPUT_FIX_PARAMETERS + i];
}
int offset = INPUT_FIX_PARAMETERS + ins + optionTypes.length
+ OUTPUT_FIX_PARAMETERS;
for (int i = 0; i < outs; i++)
{
outVarTypes[i] = parameterTypes[offset + i];
}
}
public Class[] getInVarTypes()
{
return inVarTypes;
}
public Method getLookbackMethod()
{
return lookbackMethod;
}
public Method getMethod()
{
return method;
}
public String getName()
{
return name;
}
public Class[] getOptionTypes()
{
return optionTypes;
}
public Class[] getOutVarTypes()
{
return outVarTypes;
}
public boolean is11()
{
return inVarTypes.length == 1 && outVarTypes.length == 1;
}
public boolean is1N()
{
return inVarTypes.length == 1 && outVarTypes.length > 1;
}
public boolean isN1()
{
return inVarTypes.length > 1 && outVarTypes.length == 1;
}
public boolean isNN()
{
return inVarTypes.length > 1 && outVarTypes.length > 1;
}
public RetCode call(Core taCore, Object[] inArs, int startIndex, int endIndex, Object[] outArs, MInteger outBegIdx, MInteger outNbElement, Object ... options) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException{
Object[] parameters = new Object[inArs.length+outArs.length+options.length+TOTAL_FIX_PARAMETERS];
parameters[0] = startIndex;
parameters[1] = endIndex;
int i=2;
for(int j=0;j<inVarTypes.length;j++)
{
parameters[i++] = inArs[j];
}
for(Object opt : options){
parameters[i++] = opt;
}
parameters[i++] = outBegIdx;
parameters[i++] = outNbElement;
for(int j=0;j<outVarTypes.length;j++)
{
parameters[i++] = outArs[j];
}
return (RetCode) getMethod().invoke(taCore, parameters);
}
public int callLookback(Core taCore, Object ... options) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException
{
System.out.println(getLookbackMethod());
return (Integer) getLookbackMethod().invoke(taCore, options);
}
public String toString()
{
StringBuffer sb = new StringBuffer();
sb.append(name + "[");
sb.append(inVarTypes.length);
sb.append(":");
sb.append(outVarTypes.length);
sb.append("]");
sb.append("IN:(");
for (int i = 0; i < inVarTypes.length; i++)
{
sb.append(inVarTypes[i].getName());
if (i < (inVarTypes.length - 1))
sb.append(",");
}
sb.append(") OUT(");
for (int i = 0; i < outVarTypes.length; i++)
{
sb.append(outVarTypes[i].getName());
if (i < (outVarTypes.length - 1))
sb.append(",");
}
sb.append(")");
return sb.toString();
}
}