/**
* Return the clause to constrain the browse to a specific value. Will return something of the
* form: <code>
* [field] = '[value]'
* </code> such as: <code>
* sort_value = 'some author'
* </code>
*
* @return the value clause
*/
private void buildWhereClauseFilterValue(StringBuffer queryBuf, List params) {
// assemble the value clause if we are to have one
if (value != null && valueField != null) {
buildWhereClauseOpInsert(queryBuf);
queryBuf.append(" ");
if (tableDis != null && tableMap != null) {
queryBuf.append(table).append(".item_id=mappings.item_id ");
} else {
queryBuf.append(valueField);
if (valuePartial) {
queryBuf.append(" LIKE ? ");
if (valueField.startsWith("sort_")) {
params.add("%" + utils.truncateSortValue(value) + "%");
} else {
params.add("%" + utils.truncateValue(value) + "%");
}
} else {
queryBuf.append("=? ");
if (valueField.startsWith("sort_")) {
params.add(utils.truncateSortValue(value));
} else {
params.add(utils.truncateValue(value));
}
}
}
}
}
/**
* Build the clauses required for the view used in focused or scoped queries.
*
* @param queryBuf
* @param params
*/
private void buildFocusedSelectClauses(StringBuffer queryBuf, List<Serializable> params) {
if (tableMap != null && tableDis != null) {
queryBuf.append(tableMap).append(".distinct_id=").append(tableDis).append(".id");
queryBuf.append(" AND ");
if (authority == null) {
queryBuf.append(tableDis).append(".authority IS NULL");
queryBuf.append(" AND ");
queryBuf.append(tableDis).append(".").append(valueField);
if (valuePartial) {
queryBuf.append(" LIKE ? ");
if (valueField.startsWith("sort_")) {
params.add("%" + utils.truncateSortValue(value) + "%");
} else {
params.add("%" + utils.truncateValue(value) + "%");
}
} else {
queryBuf.append("=? ");
if (valueField.startsWith("sort_")) {
params.add(utils.truncateSortValue(value));
} else {
params.add(utils.truncateValue(value));
}
}
} else {
queryBuf.append(tableDis).append(".authority=?");
params.add(utils.truncateValue(authority, 100));
}
}
if (containerTable != null && containerIDField != null && containerID != -1) {
if (tableMap != null) {
if (tableDis != null) {
queryBuf.append(" AND ");
}
queryBuf
.append(tableMap)
.append(".item_id=")
.append(containerTable)
.append(".item_id AND ");
}
queryBuf.append(containerTable).append(".").append(containerIDField);
queryBuf.append("=? ");
params.add(Integer.valueOf(containerID));
}
}
/**
* Get the clause to get the browse to start from a given focus value. Will return something of
* the form: <code>
* [field] (<[=] | >[=]) '[value]'
* </code> such as: <code>
* sort_value <= 'my text'
* </code>
*
* @return the focus clause
*/
private void buildWhereClauseJumpTo(StringBuffer queryBuf, List params) {
// get the operator (<[=] | >[=]) which the focus of the browse will
// be matched using
String focusComparator = getFocusComparator();
// assemble the focus clase if we are to have one
// it will look like one of the following
// - sort_value <= myvalue
// - sort_1 >= myvalue
if (focusField != null && focusValue != null) {
buildWhereClauseOpInsert(queryBuf);
queryBuf.append(" ");
queryBuf.append(focusField);
queryBuf.append(focusComparator);
queryBuf.append("? ");
if (focusField.startsWith("sort_")) {
params.add(utils.truncateSortValue(focusValue));
} else {
params.add(utils.truncateValue(focusValue));
}
}
}
