GWT 项目开发 1.6.4 本地开发 appengine-tools-api 突破限制

 

就可以再本地环境适应 hibernate 连接数据库。创建线程，创建文件等操作。(当然你改的是本地环境。google服务器上的是没有办法了。）

 

这样做主要是为了开发 gwt 应用的。

 

修改类如下：

 

 

/*jadclipse*/// Decompiled by Jad v1.5.8g. Copyright 2001 Pavel Kouznetsov.

package com.google.appengine.tools.development;

import com.google.apphosting.utils.security.SecurityManagerInstaller;

import java.io.File;

import java.lang.reflect.Constructor;

import java.lang.reflect.InvocationTargetException;

import java.net.URL;

import java.security.Permission;

import java.security.Permissions;

import java.util.*;

// Referenced classes of package com.google.appengine.tools.development:

// DevAppServerClassLoader, DevAppServer, AppContext

public class DevAppServerFactory {

 private static class CustomSecurityManager extends SecurityManager {

 private synchronized boolean appHasPermission(Permission perm) {

 return true;

 /** 直接返回 */

 public void checkPermission(Permission perm) {

 return;

 /** 直接返回 */

 public void checkPermission(Permission perm, Object context) {

 return;

 /** 直接返回 */

 public void checkAccess(ThreadGroup g) {

 return;

 /** 直接返回 */

 public void checkAccess(Thread t) {

 return;

 /** 直接返回 */

 public boolean isDevAppServerThread() {

 return true;

 /** 直接返回 */

 private StackTraceElement getCallerFrame() {

 StackTraceElement frames[] = Thread.currentThread().getStackTrace();

 for (int i = 1; i frames.length; i++)

 if (!"checkAccess".equals(frames[i].getMethodName())

 !getClass().getName().equals(

 frames[i].getClassName()))

 return frames[i];

 throw new IllegalStateException(

 "Unable to determine calling frame.");

 private static final RuntimePermission PERMISSION_MODIFY_THREAD_GROUP = new RuntimePermission(

 "modifyThreadGroup");

 private static final RuntimePermission PERMISSION_MODIFY_THREAD = new RuntimePermission(

 "modifyThread");

 private static final String KEYCHAIN_JNILIB = "/libkeychain.jnilib";

 private static final Object PERMISSION_LOCK = new Object();

 private final DevAppServer devAppServer;

 public CustomSecurityManager(DevAppServer devAppServer) {

 this.devAppServer = devAppServer;

 public DevAppServerFactory() {

 public DevAppServer createDevAppServer(File appDir, String address, int port) {

 return createDevAppServer(appDir, null, null, address, port, true);

 private DevAppServer createDevAppServer(File appDir, File webXmlLocation,

 File appEngineWebXmlLocation, String address, int port,

 boolean useCustomStreamHandler) {

 return createDevAppServer(appDir, webXmlLocation,

 appEngineWebXmlLocation, address, port, useCustomStreamHandler,

 true, ((Map) (new HashMap())));

 public DevAppServer createDevAppServer(File appDir, File webXmlLocation,

 File appEngineWebXmlLocation, String address, int port,

 boolean useCustomStreamHandler, boolean installSecurityManager,

 Collection classpath) {

 Map containerConfigProps = newContainerConfigPropertiesForTest(classpath);

 return createDevAppServer(appDir, webXmlLocation,

 appEngineWebXmlLocation, address, port, useCustomStreamHandler,

 installSecurityManager, containerConfigProps);

 private Map newContainerConfigPropertiesForTest(Collection classpath) {

 Map containerConfigProps = new HashMap();

 Map userCodeClasspathManagerProps = new HashMap();

 userCodeClasspathManagerProps.put(

 "devappserver.userCodeClasspathManager.classpath", classpath);

 userCodeClasspathManagerProps.put(

 "devappserver.userCodeClasspathManager.requiresWebInf",

 Boolean.valueOf(false));

 containerConfigProps.put("devappserver.userCodeClasspathManager",

 userCodeClasspathManagerProps);

 return containerConfigProps;

 private DevAppServer createDevAppServer(File appDir, File webXmlLocation,

 File appEngineWebXmlLocation, String address, int port,

 boolean useCustomStreamHandler, boolean installSecurityManager,

 Map containerConfigProperties) {

 if (installSecurityManager)

 SecurityManagerInstaller.install(new URL[0]);

 DevAppServerClassLoader loader = DevAppServerClassLoader

 .newClassLoader(com.google.appengine.tools.development.DevAppServerFactory.class

 .getClassLoader());

 testAgentIsInstalled();

 DevAppServer devAppServer;

 try {

 Class devAppServerClass = Class.forName(

 "com.google.appengine.tools.development.DevAppServerImpl",

 true, loader);

 Constructor cons = devAppServerClass

 .getConstructor(DEV_APPSERVER_CTOR_ARG_TYPES);

 cons.setAccessible(true);

 devAppServer = (DevAppServer) cons.newInstance(new Object[] {

 appDir, webXmlLocation, appEngineWebXmlLocation, address,

 Integer.valueOf(port),

 Boolean.valueOf(useCustomStreamHandler),

 containerConfigProperties });

 } catch (Exception e) {

 Throwable t = e;

 if (e instanceof InvocationTargetException)

 t = e.getCause();

 throw new RuntimeException("Unable to create a DevAppServer", t);

 if (installSecurityManager)

 System.setSecurityManager(new CustomSecurityManager(devAppServer));

 return devAppServer;

 private void testAgentIsInstalled() {

 try {

 // AppEngineDevAgent.getAgent();

 } catch (Throwable t) {

 String msg = "Unable to locate the App Engine agent. Please use dev_appserver, KickStart, or set the jvm flag: \"-javaagent: sdk_root /lib/agent/appengine-agent.jar\"";

 throw new RuntimeException(msg, t);

 static final String DEV_APP_SERVER_CLASS = "com.google.appengine.tools.development.DevAppServerImpl";

 private static final Class DEV_APPSERVER_CTOR_ARG_TYPES[];

 private static final String USER_CODE_CLASSPATH_MANAGER_PROP = "devappserver.userCodeClasspathManager";

 private static final String USER_CODE_CLASSPATH = "devappserver.userCodeClasspathManager.classpath";

 private static final String USER_CODE_REQUIRES_WEB_INF = "devappserver.userCodeClasspathManager.requiresWebInf";

 static {

 DEV_APPSERVER_CTOR_ARG_TYPES = (new Class[] { java.io.File.class,

 java.io.File.class, java.io.File.class, java.lang.String.class,

 Integer.TYPE, Boolean.TYPE, java.util.Map.class });

 * DECOMPILATION REPORT

 * Decompiled from:

 * D:\soft\eclipse_3.7.2\plugins\com.google.appengine.eclipse.sdkbundle_1

 * .6.4.v201203300216r37\appengine-java-sdk-1.6.4\lib\appengine-tools-api.jar

 * Total time: 174 ms Jad reported messages/errors: Overlapped try statements

 * detected. Not all exception handlers will be resolved in the method

 * appHasPermission Couldnt fully decompile method appHasPermission Couldnt

 * resolve all exception handlers in method appHasPermission Exit status: 0

 * Caught exceptions:

 */

 

 

 

附件是 appengine-java-sdk-1.6.4\lib\appengine-tools-api.jar 的jar包。替换就可以了。

 

jar 文件大于 10 MB 所以压缩了下。解压缩再替换。

 

 

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