/**
* Copyright (c) 2005-2017, KoLmafia development team
* http://kolmafia.sourceforge.net/
* 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 "KoLmafia" 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 net.sourceforge.kolmafia.textui.parsetree;
import java.io.PrintStream;
import java.util.List;
import net.sourceforge.kolmafia.KoLmafia;
import net.sourceforge.kolmafia.textui.DataTypes;
import net.sourceforge.kolmafia.textui.Interpreter;
import net.sourceforge.kolmafia.textui.Parser;
import net.sourceforge.kolmafia.textui.Profiler;
public class FunctionCall
extends Value
{
protected Function target;
protected final List<Value> params;
protected final String fileName;
protected final int lineNumber;
public FunctionCall( final Function target, final List<Value> params, final Parser parser )
{
this.target = target;
this.params = params;
this.fileName = parser.getShortFileName();
this.lineNumber = parser.getLineNumber();
}
public Function getTarget()
{
return this.target;
}
public List<Value> getParams()
{
return this.params;
}
@Override
public Type getType()
{
return this.target.getType();
}
@Override
public Value execute( final Interpreter interpreter )
{
if ( !KoLmafia.permitsContinue() )
{
interpreter.setState( Interpreter.STATE_EXIT );
return null;
}
interpreter.traceIndent();
Object[] values = new Object[ params.size() + 1 ];
values[ 0 ] = interpreter;
int paramCount = 1;
for ( Value paramValue : this.params )
{
if ( interpreter.isTracing() )
{
interpreter.trace( "Param #" + paramCount + ": " + paramValue.toQuotedString() );
}
Value value = paramValue.execute( interpreter );
interpreter.captureValue( value );
if ( value == null )
{
value = DataTypes.VOID_VALUE;
}
if ( interpreter.isTracing() )
{
interpreter.trace( "[" + interpreter.getState() + "] <- " + value.toQuotedString() );
}
if ( interpreter.getState() == Interpreter.STATE_EXIT )
{
interpreter.traceUnindent();
return null;
}
values[ paramCount++ ] = value;
}
if ( interpreter.isTracing() )
{
interpreter.trace( "Entering function " + this.target.getName() );
}
interpreter.setLineAndFile( this.fileName, this.lineNumber );
Value result;
Profiler prev = interpreter.profiler;
if ( prev != null )
{
long t0 = System.nanoTime();
prev.net += t0 - prev.net0;
Profiler curr = Profiler.create( this.target.getSignature() );
curr.net0 = t0;
interpreter.profiler = curr;
result = this.target.execute( interpreter, values );
long t1 = System.nanoTime();
prev.net0 = t1;
interpreter.profiler = prev;
curr.total = t1 - t0;
curr.net += t1 - curr.net0;
curr.finish();
}
else
{
result = this.target.execute( interpreter, values );
}
if ( interpreter.isTracing() )
{
interpreter.trace( "Function " + this.target.getName() + " returned: " + result );
}
if ( interpreter.getState() != Interpreter.STATE_EXIT )
{
interpreter.setState( Interpreter.STATE_NORMAL );
}
interpreter.traceUnindent();
return result;
}
@Override
public String toString()
{
return this.target.getName() + "()";
}
@Override
public void print( final PrintStream stream, final int indent )
{
Interpreter.indentLine( stream, indent );
stream.println( "<CALL " + this.getTarget().getName() + ">" );
for ( Value current : this.params )
{
current.print( stream, indent + 1 );
}
}
}