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Jetty web application support
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//
// ========================================================================
// Copyright (c) 1995 Mort Bay Consulting Pty Ltd and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
// which is available at https://www.apache.org/licenses/LICENSE-2.0.
//
// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
// ========================================================================
//
package org.eclipse.jetty.ee8.webapp;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;
public class AbstractConfiguration implements Configuration {
private final boolean _enabledByDefault;
private final List _after = new ArrayList<>();
private final List _beforeThis = new ArrayList<>();
private final ClassMatcher _system = new ClassMatcher();
private final ClassMatcher _server = new ClassMatcher();
protected AbstractConfiguration() {
this(true);
}
protected AbstractConfiguration(boolean enabledByDefault) {
_enabledByDefault = enabledByDefault;
}
/**
* Add configuration classes that come before this configuration
*
* @param classes Classname or package name
*/
protected void addDependencies(String... classes) {
for (String c : classes) {
_beforeThis.add(c);
}
}
/**
* Add configuration classes that come before this configuration
*
* @param classes Classes
*/
protected void addDependencies(Class extends Configuration>... classes) {
addDependencies(Arrays.asList(classes).stream().map(Class::getName).collect(Collectors.toList()).toArray(new String[classes.length]));
}
/**
* Add configuration classes that come after this configuration
*
* @param classes Classname or package name
*/
protected void addDependents(String... classes) {
for (String c : classes) {
_after.add(c);
}
}
/**
* Add configuration classes that come after this configuration
*
* @param classes Class
*/
protected void addDependents(Class>... classes) {
addDependents(Arrays.asList(classes).stream().map(Class::getName).collect(Collectors.toList()).toArray(new String[classes.length]));
}
/**
* Protect classes from modification by the web application by adding them
* to the {@link WebAppConfiguration#getSystemClasses()}
*
* @param classes classname or package pattern
*/
protected void protect(String... classes) {
_system.add(classes);
}
/**
* Hide classes from the web application by adding them
* to the {@link WebAppConfiguration#getServerClasses()}
*
* @param classes classname or package pattern
*/
protected void hide(String... classes) {
_server.add(classes);
}
/**
* Expose classes to the web application by adding them
* as exclusions to the {@link WebAppConfiguration#getServerClasses()}
*
* @param classes classname or package pattern
*/
protected void expose(String... classes) {
for (String c : classes) {
if (c.startsWith("-"))
throw new IllegalArgumentException();
_server.add("-" + c);
}
}
/**
* Protect classes from modification by the web application by adding them
* to the {@link WebAppConfiguration#getSystemClasses()} and
* expose them to the web application by adding them
* as exclusions to the {@link WebAppConfiguration#getServerClasses()}
*
* @param classes classname or package pattern
*/
protected void protectAndExpose(String... classes) {
for (String c : classes) {
if (c.startsWith("-"))
throw new IllegalArgumentException();
_system.add(c);
_server.add("-" + c);
}
}
@Override
public Collection getDependents() {
return _after;
}
@Override
public Collection getDependencies() {
return _beforeThis;
}
@Override
public ClassMatcher getSystemClasses() {
return _system;
}
@Override
public ClassMatcher getServerClasses() {
return _server;
}
@Override
public void preConfigure(WebAppContext context) throws Exception {
}
@Override
public void configure(WebAppContext context) throws Exception {
}
@Override
public void postConfigure(WebAppContext context) throws Exception {
}
@Override
public void deconfigure(WebAppContext context) throws Exception {
}
@Override
public void destroy(WebAppContext context) throws Exception {
}
@Override
public boolean isEnabledByDefault() {
return _enabledByDefault;
}
@Override
public boolean abort(WebAppContext context) {
return false;
}
public void cloneConfigure(WebAppContext template, WebAppContext context) throws Exception {
}
}