Example usage for javax.persistence Query getParameterValue

Introduction

In this page you can find the example usage for javax.persistence Query getParameterValue.

Prototype

Object getParameterValue(int position);

Source Link

Document

Return the input value bound to the positional parameter.

Usage

From source file:net.nan21.dnet.core.presenter.action.query.QueryBuilderWithJpql.java

private void bindFilterParams(Query q) throws Exception {

    if (this.defaultFilterItems != null) {
        for (String key : this.defaultFilterItems.keySet()) {
            Object value = this.defaultFilterItems.get(key);
            try {
                if (value instanceof java.lang.String) {
                    q.setParameter(key, ((String) value).replace('*', '%'));
                } else {
                    q.setParameter(key, value);
                }// ww  w. j  a  va2s  .  c  om
            } catch (IllegalArgumentException e) {
                if (logger.isDebugEnabled()) {
                    logger.debug(e.getMessage());
                }
            }
        }
    }
    if (this.customFilterItems != null) {
        for (String key : this.customFilterItems.keySet()) {
            Object value = this.customFilterItems.get(key);
            if (value instanceof java.lang.String) {
                q.setParameter(key, ((String) value).replace('*', '%'));
            } else {
                q.setParameter(key, value);
            }
        }
    }
    if (logger.isDebugEnabled()) {
        logger.debug("Bound filter params:");
        for (Parameter<?> p : q.getParameters()) {
            try {
                logger.debug(" -> " + p.getName() + " = " + q.getParameterValue(p));
            } catch (Exception e) {
                // maybe a parameter has not been bound
            }
        }
    }
}

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