private void _writeOutFinally(BytecodeContext bc, int lRef) throws BytecodeException { // ref.remove(pc); // Reference r=null; GeneratorAdapter adapter = bc.getAdapter(); // if(fcf!=null && // fcf.getAfterFinalGOTOLabel()!=null)ASMUtil.visitLabel(adapter,fcf.getFinalEntryLabel()); ExpressionUtil.visitLine(bc, finallyLine); // if (reference != null) // reference.removeEL(pagecontext); Label removeEnd = new Label(); adapter.loadLocal(lRef); adapter.ifNull(removeEnd); adapter.loadLocal(lRef); adapter.loadArg(0); adapter.invokeInterface(Types.REFERENCE, REMOVE_EL); adapter.pop(); adapter.visitLabel(removeEnd); if (finallyBody != null) finallyBody.writeOut(bc); // finally /*if(fcf!=null){ Label l = fcf.getAfterFinalGOTOLabel(); if(l!=null)adapter.visitJumpInsn(Opcodes.GOTO, l); }*/ }
private void _writeOutCatch(BytecodeContext bc, int lRef, int lThrow) throws BytecodeException { GeneratorAdapter adapter = bc.getAdapter(); int pe = adapter.newLocal(Types.PAGE_EXCEPTION); // instance of Abort Label abortEnd = new Label(); adapter.loadLocal(lThrow); adapter.invokeStatic(Types.ABORT, TryCatchFinally.IS_ABORT); // adapter.instanceOf(Types.ABORT); adapter.ifZCmp(Opcodes.IFEQ, abortEnd); adapter.loadLocal(lThrow); adapter.throwException(); adapter.visitLabel(abortEnd); // PageExceptionImpl old=pc.getCatch(); int old = adapter.newLocal(Types.PAGE_EXCEPTION); adapter.loadArg(0); adapter.invokeVirtual(Types.PAGE_CONTEXT, TagTry.GET_CATCH); adapter.storeLocal(old); // cast to PageException Caster.toPagException(t); adapter.loadLocal(lThrow); adapter.invokeStatic(Types.CASTER, TO_PAGE_EXCEPTION); // PageException pe=... adapter.storeLocal(pe); // catch loop Label endAllIf = new Label(); Iterator<Catch> it = catches.iterator(); Catch ctElse = null; while (it.hasNext()) { Catch ct = it.next(); // store any for else if (ct.type != null && ct.type instanceof LitString && ((LitString) ct.type).getString().equalsIgnoreCase("any")) { ctElse = ct; continue; } ExpressionUtil.visitLine(bc, ct.line); // pe.typeEqual(type) if (ct.type == null) { LitBoolean.TRUE.writeOut(bc, Expression.MODE_VALUE); } else { adapter.loadLocal(pe); ct.type.writeOut(bc, Expression.MODE_REF); adapter.invokeVirtual(Types.PAGE_EXCEPTION, TYPE_EQUAL); } Label endIf = new Label(); adapter.ifZCmp(Opcodes.IFEQ, endIf); catchBody(bc, adapter, ct, pe, lRef, true, true); adapter.visitJumpInsn(Opcodes.GOTO, endAllIf); adapter.visitLabel(endIf); } if (ctElse != null) { catchBody(bc, adapter, ctElse, pe, lRef, true, true); } else { // pc.setCatch(pe,true); adapter.loadArg(0); adapter.loadLocal(pe); adapter.push(false); adapter.push(false); adapter.invokeVirtual(Types.PAGE_CONTEXT, TagTry.SET_CATCH3); adapter.loadLocal(pe); adapter.throwException(); } adapter.visitLabel(endAllIf); // PageExceptionImpl old=pc.setCatch(old); adapter.loadArg(0); adapter.loadLocal(old); adapter.invokeVirtual(Types.PAGE_CONTEXT, TagTry.SET_CATCH_PE); }