Java LookupSwitchStmt类代码示例

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
       exprV.setOrigStmt(stmt);
       constantV.setOrigStmt(stmt);
	// create payload that references the switch's targets
	List<IntConstant> keyValues = stmt.getLookupValues();
	int[] keys = new int[keyValues.size()];
	for (int i = 0; i < keys.length; i++) {
		keys[i] = keyValues.get(i).value;
	}
	List<Unit> targets = stmt.getTargets();
	SparseSwitchPayload payload = new SparseSwitchPayload(keys, targets);
	switchPayloads.add(payload);
	// create sparse-switch instruction that references the payload
	Value key = stmt.getKey();
	Stmt defaultTarget = (Stmt) stmt.getDefaultTarget();
	if (defaultTarget == stmt)
		throw new RuntimeException("Looping switch block detected");
       addInsn(buildSwitchInsn(Opcode.SPARSE_SWITCH, key, defaultTarget,
       		payload, stmt), stmt);
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	p.openBlock();

	String keyVarName = printValueAssignment(stmt.getKey(), "key");
	
	p.println("List<IntConstant> lookupValues = new LinkedList<IntConstant>();");
	int i=0;
	for(IntConstant c: (List<IntConstant>)stmt.getLookupValues()) {
		vtp.suggestVariableName("lookupValue"+i);
		c.apply(vtp);
		i++;
		
		p.println("lookupValues.add(lookupValue"+i+");");
	}
	
	p.println("List<Unit> targets = new LinkedList<Unit>();");
	for(Unit u : stmt.getTargets()) {
		String nameOfJumpTarget = nameOfJumpTarget(u);
		p.println("targets.add("+nameOfJumpTarget+")");
	}
	
	Unit defaultTarget = stmt.getDefaultTarget();
	p.println("Unit defaultTarget=" + defaultTarget.toString() + ";");
			
	printStmt(stmt, keyVarName, "lookupValues", "targets", "defaultTarget");
	
	p.closeBlock();
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	Value key = stmt.getKey();

	if (key instanceof Local) {
		if (!ClassHierarchy.v().typeNode(((Local) key).getType())
				.hasAncestor_1(ClassHierarchy.v().INT)) {
			if (fix) {
				stmt.setKey(insertCast((Local) key, IntType.v(), stmt));
			} else {
				error("Type Error(18)");
			}
		}
	}
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	if (uses) {
		Value key = stmt.getKey();

		if (key instanceof Local) {
			resolver.typeVariable((Local) key).addParent(resolver.INT);
		}
	}
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	if (uses) {
		Value key = stmt.getKey();

		if (key instanceof Local) {
			resolver.typeVariable((Local) key).addParent(resolver.typeVariable(IntType.v()));
		}
	}
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
protected void internalTransform(Body b, String phaseName, Map<String,String> options)
{
	Iterator<Unit> it = b.getUnits().snapshotIterator();
    while (it.hasNext()) {
    	Unit u = it.next();
    	if (u instanceof LookupSwitchStmt) {
    		LookupSwitchStmt sw = (LookupSwitchStmt) u;
    		if (sw.getTargetCount() == 0 && sw.getDefaultTarget() != null)
    			b.getUnits().swapWith(sw, Jimple.v().newGotoStmt(sw.getDefaultTarget()));
    	}
    }
    
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
private void convertLookupSwitchInsn(LookupSwitchInsnNode insn) {
	StackFrame frame = getFrame(insn);
	if (units.containsKey(insn)) {
		frame.mergeIn(pop());
		return;
	}
	Operand key = popImmediate();
	UnitBox dflt = Jimple.v().newStmtBox(null);
	
	List<UnitBox> targets = new ArrayList<UnitBox>(insn.labels.size());
	labels.put(insn.dflt, dflt);
	for (LabelNode ln : insn.labels) {
		UnitBox box = Jimple.v().newStmtBox(null);
		targets.add(box);
		labels.put(ln, box);
	}
	
	List<IntConstant> keys = new ArrayList<IntConstant>(insn.keys.size());
	for (Integer i : insn.keys)
		keys.add(IntConstant.v(i));
	
	LookupSwitchStmt lss = Jimple.v().newLookupSwitchStmt(key.stackOrValue(),
			keys, targets, dflt);
	key.addBox(lss.getKeyBox());
	frame.in(key);
	frame.boxes(lss.getKeyBox());
	setUnit(insn, lss);
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
/**
 * DOC
 * 
 * @see soot.jimple.StmtSwitch#caseLookupSwitchStmt(soot.jimple.LookupSwitchStmt)
 */
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
    // TODO: Consider reaction
    // stmt.getKey().apply(valueSwitch);
    // for (int i = 0; i < stmt.getTargetCount(); i++) {
    // stmt.getTarget(i).apply(valueSwitch);
    // }
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	logger.fine("\n > > > Lookup switch statement identified < < <");
	valueSwitch.callingStmt = stmt;
	logger.finest("Use and def boxes of SwitchStmt: "
			+ stmt.getUseAndDefBoxes().toString());

	// Check for all values in the condition if they are a constant value
	// or if they are stored in a local. In the second case the local is
	// added
	// to a list for the locals.
	List<ValueBox> valueList = stmt.getUseBoxes();
	ArrayList<Local> localList = new ArrayList<Local>();
	for (ValueBox v : valueList) {
		Value val = v.getValue();
		if (val instanceof Local) {
			localList.add((Local) val);
			logger.fine("New local added to local-list of SwitchStmt: "
					+ val);
		}
	}

	int localListLength = localList.size();

	Local[] arguments = new Local[localListLength];

	for (int i = 0; i < localListLength; i++) {
		arguments[i] = localList.get(i);
	}

	JimpleInjector.checkCondition(stmt, arguments);
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	logger.fine("\n > > > Lookup switch statement identified < < <");
	logger.finest("Use and def boxes of SwitchStmt: "
			+ stmt.getUseAndDefBoxes().toString());

	// Check for all values in the condition if they are a constant value
	// or if they are stored in a local. In the second case the local is
	// added
	// to a list for the locals.
	List<ValueBox> valueList = stmt.getUseBoxes();
	ArrayList<Local> localList = new ArrayList<Local>();
	for (ValueBox v : valueList) {
		Value val = v.getValue();
		if (val instanceof Local) {
			localList.add((Local) val);
			logger.fine("New local added to local-list of SwitchStmt: "
					+ val);
		}
	}

	int localListLength = localList.size();

	Local[] arguments = new Local[localListLength];

	for (int i = 0; i < localListLength; i++) {
		arguments[i] = localList.get(i);
	}

	JimpleInjector.checkCondition(stmt, arguments);
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
	throw new RuntimeException("todo");
	
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
public void caseLookupSwitchStmt(LookupSwitchStmt stmt)
{
	stmt.setKey(this.uv.visit(stmt.getKey(), IntType.v(), stmt));
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt s) {
    result = result.add(mightThrow(s.getKey()));
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
@Override
public void caseLookupSwitchStmt(LookupSwitchStmt stmt) {
    handleBranch(stmt.getKey(), new LookupSwitchProgramCounterTrigger(stmt));
}
 

import soot.jimple.LookupSwitchStmt; //导入依赖的package包/类
public LookupSwitchProgramCounterTrigger(LookupSwitchStmt stmt) {
    this.stmt = stmt;
}