public void setAttribute()

in src/java/org/apache/ivy/util/Configurator.java [591:647]
57 lines of code
22 McCabe index (conditional complexity)

    public void setAttribute(String attributeName, String value) {
        if (objectStack.isEmpty()) {
            throw new IllegalStateException("set root before setting attribute");
        }
        ObjectDescriptor od = objectStack.peek();
        if (od.getObject() instanceof Macro) {
            ((Macro) od.getObject()).defineAttribute(attributeName, value);
            return;
        }
        if (od.getObject() instanceof MacroRecord) {
            ((MacroRecord) od.getObject()).recordAttribute(attributeName, value);
            return;
        }
        Method m = od.getSetMethod(attributeName);
        if (m == null) {
            if (od.getObject() instanceof Map) {
                ((Map<String, String>) od.getObject()).put(attributeName, value);
                return;
            }
            throw new IllegalArgumentException("no set method found for " + attributeName + " on "
                    + od.getObject().getClass());
        }
        Object convertedValue = null;
        Class<?> paramClass = m.getParameterTypes()[0];
        try {
            if (paramClass.equals(String.class)) {
                convertedValue = value;
            } else if (paramClass.equals(Boolean.class) || paramClass.equals(boolean.class)) {
                convertedValue = TRUE_VALUES.contains(value);
            } else if (paramClass.equals(Character.class) || paramClass.equals(char.class)) {
                convertedValue = value.length() > 0 ? value.charAt(0) : ' ';
            } else if (paramClass.equals(Short.class) || paramClass.equals(short.class)) {
                convertedValue = Short.valueOf(value);
            } else if (paramClass.equals(Integer.class) || paramClass.equals(int.class)) {
                convertedValue = Integer.valueOf(value);
            } else if (paramClass.equals(Long.class) || paramClass.equals(long.class)) {
                convertedValue = Long.valueOf(value);
            } else if (paramClass.equals(Class.class)) {
                convertedValue = Class.forName(value);
            } else if (paramClass.equals(File.class)) {
                convertedValue = fileResolver.resolveFile(value, od.getObjectName() + "."
                        + attributeName);
            } else {
                convertedValue = paramClass.getConstructor(String.class).newInstance(value);
            }
        } catch (Exception ex) {
            throw new IllegalArgumentException("impossible to convert "
                    + value + " to " + paramClass + " for setting " + attributeName + " on "
                    + od.getObject().getClass() + ": " + ex.getMessage(), ex);
        }
        try {
            m.invoke(od.getObject(), convertedValue);
        } catch (Exception ex) {
            throw new IllegalArgumentException("impossible to set " + attributeName + " to "
                    + convertedValue + " on " + od.getObject().getClass(), ex);
        }
    }