soot.Transform Maven / Gradle / Ivy
/* Soot - a J*va Optimization Framework
* Copyright (C) 1997-1999 Raja Vallee-Rai and Patrick Lam
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the Sable Research Group and others 1997-2003.
* See the 'credits' file distributed with Soot for the complete list of
* contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
*/
package soot;
import java.util.*;
import soot.util.*;
import soot.options.Options;
/** Maintains the pair (phaseName, singleton) needed for a
* transformation. */
public class Transform implements HasPhaseOptions
{
String phaseName;
Transformer t;
public Transform(String phaseName, Transformer t)
{
this.phaseName = phaseName;
this.t = t;
}
public String getPhaseName() { return phaseName; }
public Transformer getTransformer() { return t; }
private String declaredOpts;
private String defaultOpts;
public String getDeclaredOptions() {
if( declaredOpts != null ) return declaredOpts;
return Options.getDeclaredOptionsForPhase( phaseName );
}
public String getDefaultOptions() {
if( defaultOpts != null ) return defaultOpts;
return Options.getDefaultOptionsForPhase( phaseName );
}
/** Allows user-defined phases to have options other than just enabled
* without having to mess with the XML.
* Call this method with a space-separated list of options declared
* for this Transform. Only declared options may be passed to this
* transform as a phase option. */
public void setDeclaredOptions( String options ) {
declaredOpts = options;
}
/** Allows user-defined phases to have options other than just
* enabled without having to mess with the XML. Call this method
* with a space-separated list of option:value pairs that this
* Transform is to use as default parameters (eg
* `enabled:off'). */
public void setDefaultOptions( String options ) {
defaultOpts = options;
}
public void apply() {
Map options = PhaseOptions.v().getPhaseOptions( phaseName );
if( PhaseOptions.getBoolean( options, "enabled" ) ) {
if( Options.v().verbose() ) {
G.v().out.println( "Applying phase "+phaseName+" to the scene." );
}
}
((SceneTransformer) t).transform( phaseName, options );
}
public void apply(Body b) {
Map options = PhaseOptions.v().getPhaseOptions( phaseName );
if( PhaseOptions.getBoolean( options, "enabled" ) ) {
if( Options.v().verbose() ) {
G.v().out.println( "Applying phase "+phaseName+" to "+b.getMethod()+"." );
}
}
((BodyTransformer) t).transform( b, phaseName, options );
}
}