Java Code Examples for org.springframework.util.CollectionUtils#findValueOfType()

/**
 * Return this resource holder's Session of the given type
 * for the given connection, or {@code null} if none.
 */
@Nullable
public <S extends Session> S getSession(Class<S> sessionType, @Nullable Connection connection) {
	LinkedList<Session> sessions =
			(connection != null ? this.sessionsPerConnection.get(connection) : this.sessions);
	return CollectionUtils.findValueOfType(sessions, sessionType);
}
 

public Session getSession(Class<? extends Session> sessionType, Connection connection) {
	List<Session> sessions = this.sessions;
	if (connection != null) {
		sessions = this.sessionsPerConnection.get(connection);
	}
	return CollectionUtils.findValueOfType(sessions, sessionType);
}
 

/**
 * Return this resource holder's Connection of the given type,
 * or {@code null} if none.
 */
@Nullable
public <C extends Connection> C getConnection(Class<C> connectionType) {
	return CollectionUtils.findValueOfType(this.connections, connectionType);
}
 

@Nullable
public Connection getConnection(Class<? extends Connection> connectionType) {
	return CollectionUtils.findValueOfType(this.connections, connectionType);
}
 

@Nullable
public Session getSession(Class<? extends Session> sessionType, @Nullable Connection connection) {
	List<Session> sessions = (connection != null ? this.sessionsPerConnection.get(connection) : this.sessions);
	return CollectionUtils.findValueOfType(sessions, sessionType);
}
 

public Connection getConnection(Class<? extends Connection> connectionType) {
	return CollectionUtils.findValueOfType(this.connections, connectionType);
}
 

/**
 * <p>Locate the {@link Source} object in the supplied model,
 * converting objects as required.
 * The default implementation first attempts to look under the configured
 * {@link #setSourceKey source key}, if any, before attempting to locate
 * an object of {@link #getSourceTypes() supported type}.
 * @param model the merged model Map
 * @return the XSLT Source object (or {@code null} if none found)
 * @throws Exception if an error occurred during locating the source
 * @see #setSourceKey
 * @see #convertSource
 */
@Nullable
protected Source locateSource(Map<String, Object> model) throws Exception {
	if (this.sourceKey != null) {
		return convertSource(model.get(this.sourceKey));
	}
	Object source = CollectionUtils.findValueOfType(model.values(), getSourceTypes());
	return (source != null ? convertSource(source) : null);
}
 

/**
 * <p>Locate the {@link Source} object in the supplied model,
 * converting objects as required.
 * The default implementation first attempts to look under the configured
 * {@link #setSourceKey source key}, if any, before attempting to locate
 * an object of {@link #getSourceTypes() supported type}.
 * @param model the merged model Map
 * @return the XSLT Source object (or {@code null} if none found)
 * @throws Exception if an error occurred during locating the source
 * @see #setSourceKey
 * @see #convertSource
 */
@Nullable
protected Source locateSource(Map<String, Object> model) throws Exception {
	if (this.sourceKey != null) {
		return convertSource(model.get(this.sourceKey));
	}
	Object source = CollectionUtils.findValueOfType(model.values(), getSourceTypes());
	return (source != null ? convertSource(source) : null);
}
 

/**
 * <p>Locate the {@link Source} object in the supplied model,
 * converting objects as required.
 * The default implementation first attempts to look under the configured
 * {@link #setSourceKey source key}, if any, before attempting to locate
 * an object of {@link #getSourceTypes() supported type}.
 * @param model the merged model Map
 * @return the XSLT Source object (or {@code null} if none found)
 * @throws Exception if an error occurred during locating the source
 * @see #setSourceKey
 * @see #convertSource
 */
protected Source locateSource(Map<String, Object> model) throws Exception {
	if (this.sourceKey != null) {
		return convertSource(model.get(this.sourceKey));
	}
	Object source = CollectionUtils.findValueOfType(model.values(), getSourceTypes());
	return (source != null ? convertSource(source) : null);
}
 

/**
 * <p>Locate the {@link Source} object in the supplied model,
 * converting objects as required.
 * The default implementation first attempts to look under the configured
 * {@link #setSourceKey source key}, if any, before attempting to locate
 * an object of {@link #getSourceTypes() supported type}.
 * @param model the merged model Map
 * @return the XSLT Source object (or {@code null} if none found)
 * @throws Exception if an error occurred during locating the source
 * @see #setSourceKey
 * @see #convertSource
 */
protected Source locateSource(Map<String, Object> model) throws Exception {
	if (this.sourceKey != null) {
		return convertSource(model.get(this.sourceKey));
	}
	Object source = CollectionUtils.findValueOfType(model.values(), getSourceTypes());
	return (source != null ? convertSource(source) : null);
}
 

/**
 * Create an appropriate {@code JRDataSource} for passed-in report data.
 * Called by {@link #fillReport} when its own lookup steps were not successful.
 * <p>The default implementation looks for a value of type {@code java.util.Collection}
 * or object array (in that order). Can be overridden in subclasses.
 * @param model the model map, as passed in for view rendering
 * @return the {@code JRDataSource} or {@code null} if the data source is not found
 * @see #getReportDataTypes
 * @see #convertReportData
 */
protected JRDataSource getReportData(Map<String, Object> model) {
	// Try to find matching attribute, of given prioritized types.
	Object value = CollectionUtils.findValueOfType(model.values(), getReportDataTypes());
	return (value != null ? convertReportData(value) : null);
}
 

/**
 * Create an appropriate {@code JRDataSource} for passed-in report data.
 * Called by {@link #fillReport} when its own lookup steps were not successful.
 * <p>The default implementation looks for a value of type {@code java.util.Collection}
 * or object array (in that order). Can be overridden in subclasses.
 * @param model the model map, as passed in for view rendering
 * @return the {@code JRDataSource} or {@code null} if the data source is not found
 * @see #getReportDataTypes
 * @see #convertReportData
 */
protected JRDataSource getReportData(Map<String, Object> model) {
	// Try to find matching attribute, of given prioritized types.
	Object value = CollectionUtils.findValueOfType(model.values(), getReportDataTypes());
	return (value != null ? convertReportData(value) : null);
}