soot.coffi.CONSTANT_String_info Maven / Gradle / Ivy
/* Soot - a J*va Optimization Framework
* Copyright (C) 1997 Clark Verbrugge
*
* 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 1997-1999.
* 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.coffi;
import soot.Value;
import soot.jimple.StringConstant;
/** A constant pool entry of type CONSTANT_String.
* @see cp_info
* @author Clark Verbrugge
*/
class CONSTANT_String_info extends cp_info {
/** Constant pool index of the CONSTANT_Utf8 object for the actual string.
* @see CONSTANT_Utf8_info
*/
public int string_index;
/** Returns the size of this cp_info object.
* @return number of bytes occupied by this object.
* @see cp_info#size
*/
public int size() { return 3; }
/** Returns a String representation of this entry.
* @param constant_pool constant pool of ClassFile.
* @return String representation of this entry.
* @see cp_info#toString
*/
public String toString(cp_info constant_pool[]) {
CONSTANT_Utf8_info ci = (CONSTANT_Utf8_info)(constant_pool[string_index]);
return "\"" + ci.convert() + "\"";
}
/** Returns a String description of what kind of entry this is.
* @return the String "string".
* @see cp_info#typeName
*/
public String typeName() { return "string"; }
/** Compares this entry with another cp_info object (which may reside
* in a different constant pool).
* @param constant_pool constant pool of ClassFile for this.
* @param cp constant pool entry to compare against.
* @param cp_constant_pool constant pool of ClassFile for cp.
* @return a value <0, 0, or >0 indicating whether this is smaller,
* the same or larger than cp.
* @see cp_info#compareTo
*/
public int compareTo(cp_info constant_pool[],cp_info cp,cp_info cp_constant_pool[]) {
if (tag!=cp.tag) return tag-cp.tag;
CONSTANT_String_info cu = (CONSTANT_String_info)cp;
return ((CONSTANT_Utf8_info)(constant_pool[string_index])).
compareTo(cp_constant_pool[cu.string_index]);
}
public Value createJimpleConstantValue(cp_info[] constant_pool) {
CONSTANT_Utf8_info ci = (CONSTANT_Utf8_info)(constant_pool[string_index]);
return StringConstant.v(ci.convert());
}
}