package railo.transformer.bytecode.visitor; import org.objectweb.asm.Label; import org.objectweb.asm.Opcodes; import org.objectweb.asm.commons.GeneratorAdapter; import railo.transformer.bytecode.BytecodeContext; public final class AndVisitor { private Label end; private Label l2; public void visitBegin() { end = new Label(); l2 = new Label(); } public void visitMiddle(BytecodeContext bc) { bc.getAdapter().ifZCmp(Opcodes.IFEQ, end); } public void visitEnd(BytecodeContext bc) { GeneratorAdapter adapter = bc.getAdapter(); adapter.ifZCmp(Opcodes.IFEQ, end); adapter.push(true); adapter.visitJumpInsn(Opcodes.GOTO, l2); adapter.visitLabel(end); adapter.push(false); adapter.visitLabel(l2); } }