Examples of org.jboss.forge.furnace.proxy.javassist.bytecode.analysis.Analyzer

org.jboss.forge.furnace.proxy.javassist.bytecode.analysis.Analyzer

od to analyze public Object doSomething(int x) { Number n; if (x < 5) { n = new Double(0); } else { n = new Long(0); } return n; } // Which compiles to: // 0: iload_1 // 1: iconst_5 // 2: if_icmpge 17 // 5: new #18; //class java/lang/Double // 8: dup // 9: dconst_0 // 10: invokespecial #44; //Method java/lang/Double."":(D)V // 13: astore_2 // 14: goto 26 // 17: new #16; //class java/lang/Long // 20: dup // 21: lconst_1 // 22: invokespecial #47; //Method java/lang/Long."":(J)V // 25: astore_2 // 26: aload_2 // 27: areturn public void analyzeIt(CtClass clazz, MethodInfo method) { Analyzer analyzer = new Analyzer(); Frame[] frames = analyzer.analyze(clazz, method); frames[0].getLocal(0).getCtClass(); // returns clazz; frames[0].getLocal(1).getCtClass(); // returns java.lang.String frames[1].peek(); // returns Type.INTEGER frames[27].peek().getCtClass(); // returns java.lang.Number } @see FramePrinter @author Jason T. Greene

        return frames[pos - offset]; // Adjust pos
    }


    private void initFrames(CtClass clazz, MethodInfo minfo) throws BadBytecode {
        if (frames == null) {
            frames = ((new Analyzer())).analyze(clazz, minfo);
            offset = 0; // start tracking changes
        }
    }

Examples of org.jboss.forge.furnace.proxy.javassist.bytecode.analysis.Analyzer

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