Method storeArgs

output/java/1.4.19/Interpreter.java:567–634

(InstanceScope scope, Map<String, Object> attrs, ST st)

    }

    void storeArgs(InstanceScope scope, Map<String, Object> attrs, ST st) {
        boolean noSuchAttributeReported = false;
        if ( attrs !=null ) {
            for (Map.Entry<String, Object> argument : attrs.entrySet()) {
                if ( !st.impl.hasFormalArgs ) {
                    if ( st.impl.formalArguments==null || !st.impl.formalArguments.containsKey(argument.getKey()) ) {
                        try {
                            // we clone the CompiledST to prevent modifying the original
                            // formalArguments map during interpretation.
                            st.impl = st.impl.clone();
                            st.add(argument.getKey(), argument.getValue());
                        }
                        catch (CloneNotSupportedException ex) {
                            noSuchAttributeReported = true;
                            errMgr.runTimeError(this, scope, ErrorType.NO_SUCH_ATTRIBUTE, argument.getKey());
                        }
                    }
                    else {
                        st.rawSetAttribute(argument.getKey(), argument.getValue());
                    }
                }
                else {
                    // don't let it throw an exception in rawSetAttribute
                    if ( st.impl.formalArguments==null || !st.impl.formalArguments.containsKey(argument.getKey()) ) {
                        noSuchAttributeReported = true;
                        errMgr.runTimeError(this, scope, ErrorType.NO_SUCH_ATTRIBUTE, argument.getKey());
                        continue;
                    }
                    st.rawSetAttribute(argument.getKey(), argument.getValue());
                }
            }
        }
        if ( st.impl.hasFormalArgs) {
            boolean argumentCountMismatch = false;
            Map<String, FormalArgument> formalArguments = st.impl.formalArguments;
            if ( formalArguments==null ) {
                formalArguments = Collections.emptyMap();
            }

            // first make sure that all non-default arguments are specified
            // ignore this check if a NO_SUCH_ATTRIBUTE error already occurred
            if ( !noSuchAttributeReported ) {
                for (Map.Entry<String, FormalArgument> formalArgument : formalArguments.entrySet()) {
                    if ( formalArgument.getValue().defaultValueToken!=null || formalArgument.getValue().defaultValue!=null ) {
                        // this argument has a default value, so it doesn't need to appear in attrs
                        continue;
                    }
                    if ( attrs==null ||
                         !attrs.containsKey(formalArgument.getKey()) ) {
                        argumentCountMismatch = true;
                        break;
                    }
                }
            }

            // next make sure there aren't too many arguments. note that the names
            // of arguments are checked below as they are applied to the template
            // instance, so there's no need to do that here.