Example usage for org.apache.commons.beanutils LazyDynaClass newInstance

Introduction

In this page you can find the example usage for org.apache.commons.beanutils LazyDynaClass newInstance.

Prototype

public DynaBean newInstance() throws IllegalAccessException, InstantiationException 

Source Link

Document

Instantiate and return a new DynaBean instance, associated with this DynaClass.

Usage

From source file:kenh.xscript.database.beans.ResultSetBean.java

/**
 * Use result set to initial a bean./*ww w .j a va 2 s. c  om*/
 * 
 * @param rs
 * @param includeFieldName
 * @throws SQLException
 * @throws IllegalAccessException
 * @throws InstantiationException
 */
public ResultSetBean(ResultSet rs, boolean includeFieldName)
        throws SQLException, IllegalAccessException, InstantiationException {
    include_field_name = includeFieldName;

    LazyDynaClass beanClass = new LazyDynaClass();

    ResultSetMetaData m = rs.getMetaData();
    for (int i = 1; i <= m.getColumnCount(); i++) {
        Column c = new Column();

        try {
            c.catalogName = m.getCatalogName(i);
        } catch (SQLException e) {
        }
        try {
            c.className = m.getColumnClassName(i);
        } catch (SQLException e) {
        }
        try {
            c.displaySize = m.getColumnDisplaySize(i);
        } catch (SQLException e) {
        }
        try {
            c.label = m.getColumnLabel(i);
        } catch (SQLException e) {
        }
        try {
            c.name = m.getColumnName(i);
        } catch (SQLException e) {
        }
        try {
            c.type = m.getColumnType(i);
        } catch (SQLException e) {
        }
        try {
            c.typeName = m.getColumnTypeName(i);
        } catch (SQLException e) {
        }
        try {
            c.precision = m.getPrecision(i);
        } catch (SQLException e) {
        }
        try {
            c.scale = m.getScale(i);
        } catch (SQLException e) {
        }
        try {
            c.schemaName = m.getSchemaName(i);
        } catch (SQLException e) {
        }
        try {
            c.tableName = m.getTableName(i);
        } catch (SQLException e) {
        }

        beanClass.add(m.getColumnLabel(i).toLowerCase());
        beanClass.add("" + i);

        cols.add(c);
    }

    DynaBean colBean = beanClass.newInstance();
    int i = 1;
    for (Column col : cols) {
        String field = col.getLabel().toLowerCase();
        colBean.set(field, col.getLabel());
        colBean.set("" + i, col.getLabel());
        i++;
    }

    if (include_field_name)
        rows.add(colBean);

    while (rs.next()) {
        DynaBean bean = beanClass.newInstance();
        i = 1;
        for (Column c : cols) {
            String field = c.getLabel().toLowerCase();
            Object obj = rs.getObject(field);
            bean.set(field, obj);
            bean.set("" + i, obj);
            i++;
        }
        rows.add(bean);
    }

}

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