Polish
Phillip Webb
9 years ago
parent
c136054e69
commit
7446235ff4
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/*
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* Copyright 2012-2016 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.context.embedded.tomcat;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.URL;
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import java.net.URLConnection;
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import java.net.URLStreamHandler;
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import java.net.URLStreamHandlerFactory;
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import java.security.KeyStore;
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import org.springframework.boot.context.embedded.SslStoreProvider;
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/**
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* A {@link URLStreamHandlerFactory} that provides a {@link URLStreamHandler} for
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* accessing an {@link SslStoreProvider}'s key store and trust store from a URL.
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*
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* @author Andy Wilkinson
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*/
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class SslStoreProviderUrlStreamHandlerFactory implements URLStreamHandlerFactory {
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private static final String PROTOCOL = "springbootssl";
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private static final String KEY_STORE_PATH = "keyStore";
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static final String KEY_STORE_URL = PROTOCOL + ":" + KEY_STORE_PATH;
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private static final String TRUST_STORE_PATH = "trustStore";
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static final String TRUST_STORE_URL = PROTOCOL + ":" + TRUST_STORE_PATH;
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private final SslStoreProvider sslStoreProvider;
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SslStoreProviderUrlStreamHandlerFactory(SslStoreProvider sslStoreProvider) {
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this.sslStoreProvider = sslStoreProvider;
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}
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@Override
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public URLStreamHandler createURLStreamHandler(String protocol) {
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if (PROTOCOL.equals(protocol)) {
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return new URLStreamHandler() {
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@Override
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protected URLConnection openConnection(URL url) throws IOException {
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try {
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if (KEY_STORE_PATH.equals(url.getPath())) {
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return new KeyStoreUrlConnection(url,
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SslStoreProviderUrlStreamHandlerFactory.this.sslStoreProvider
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.getKeyStore());
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}
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if (TRUST_STORE_PATH.equals(url.getPath())) {
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return new KeyStoreUrlConnection(url,
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SslStoreProviderUrlStreamHandlerFactory.this.sslStoreProvider
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.getTrustStore());
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}
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}
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catch (Exception ex) {
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throw new IOException(ex);
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}
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throw new IOException("Invalid path: " + url.getPath());
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}
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};
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}
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return null;
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}
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private static final class KeyStoreUrlConnection extends URLConnection {
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private final KeyStore keyStore;
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private KeyStoreUrlConnection(URL url, KeyStore keyStore) {
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super(url);
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this.keyStore = keyStore;
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}
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@Override
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public void connect() throws IOException {
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}
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@Override
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public InputStream getInputStream() throws IOException {
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try {
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ByteArrayOutputStream stream = new ByteArrayOutputStream();
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this.keyStore.store(stream, new char[0]);
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return new ByteArrayInputStream(stream.toByteArray());
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}
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catch (Exception ex) {
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throw new IOException(ex);
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}
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}
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}
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}
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@ -0,0 +1,102 @@
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/*
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* Copyright 2012-2016 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.context.embedded.tomcat;
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import java.lang.reflect.Method;
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import org.apache.catalina.Context;
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import org.springframework.beans.BeanUtils;
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import org.springframework.boot.web.servlet.ErrorPage;
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import org.springframework.util.Assert;
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import org.springframework.util.ClassUtils;
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import org.springframework.util.ReflectionUtils;
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/**
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* Tomcat specific management for an {@link ErrorPage}.
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*
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* @author Dave Syer
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* @author Phillip Webb
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*/
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class TomcatErrorPage {
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private static final String ERROR_PAGE_CLASS = "org.apache.tomcat.util.descriptor.web.ErrorPage";
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private static final String LEGACY_ERROR_PAGE_CLASS = "org.apache.catalina.deploy.ErrorPage";
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private final String location;
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private final String exceptionType;
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private final int errorCode;
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private final Object nativePage;
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TomcatErrorPage(ErrorPage errorPage) {
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this.location = errorPage.getPath();
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this.exceptionType = errorPage.getExceptionName();
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this.errorCode = errorPage.getStatusCode();
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this.nativePage = createNativePage(errorPage);
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}
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private Object createNativePage(ErrorPage errorPage) {
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Object nativePage = null;
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try {
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if (ClassUtils.isPresent(ERROR_PAGE_CLASS, null)) {
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nativePage = BeanUtils
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.instantiate(ClassUtils.forName(ERROR_PAGE_CLASS, null));
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}
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else if (ClassUtils.isPresent(LEGACY_ERROR_PAGE_CLASS, null)) {
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nativePage = BeanUtils
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.instantiate(ClassUtils.forName(LEGACY_ERROR_PAGE_CLASS, null));
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}
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}
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catch (ClassNotFoundException ex) {
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// Swallow and continue
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}
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catch (LinkageError ex) {
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// Swallow and continue
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}
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return nativePage;
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}
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public void addToContext(Context context) {
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Assert.state(this.nativePage != null,
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"Neither Tomcat 7 nor 8 detected so no native error page exists");
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if (ClassUtils.isPresent(ERROR_PAGE_CLASS, null)) {
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org.apache.tomcat.util.descriptor.web.ErrorPage errorPage = (org.apache.tomcat.util.descriptor.web.ErrorPage) this.nativePage;
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errorPage.setLocation(this.location);
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errorPage.setErrorCode(this.errorCode);
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errorPage.setExceptionType(this.exceptionType);
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context.addErrorPage(errorPage);
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}
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else {
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callMethod(this.nativePage, "setLocation", this.location, String.class);
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callMethod(this.nativePage, "setErrorCode", this.errorCode, int.class);
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callMethod(this.nativePage, "setExceptionType", this.exceptionType,
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String.class);
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callMethod(context, "addErrorPage", this.nativePage,
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this.nativePage.getClass());
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}
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}
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private void callMethod(Object target, String name, Object value, Class<?> type) {
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Method method = ReflectionUtils.findMethod(target.getClass(), name, type);
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ReflectionUtils.invokeMethod(method, target, value);
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}
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}
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