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Posted to dev@tapestry.apache.org by hl...@apache.org on 2011/10/11 19:17:59 UTC
svn commit: r1181898 - in /tapestry/tapestry5/trunk:
tapestry-core/src/main/java/org/apache/tapestry5/internal/
tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/
tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/services/ tapestr...
Author: hlship
Date: Tue Oct 11 17:17:58 2011
New Revision: 1181898
URL: http://svn.apache.org/viewvc?rev=1181898&view=rev
Log:
TAP5-1688: Tapestry should expose environment variables as symbols
Added:
tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/SystemEnvSymbolProvider.java
tapestry/tapestry5/trunk/tapestry-ioc/src/test/groovy/org/apache/tapestry/ioc/services/SystemEnvSymbolProviderTest.groovy
Modified:
tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/TapestryAppInitializer.java
tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/services/TapestryIOCModule.java
Modified: tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/TapestryAppInitializer.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/TapestryAppInitializer.java?rev=1181898&r1=1181897&r2=1181898&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/TapestryAppInitializer.java (original)
+++ tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/TapestryAppInitializer.java Tue Oct 11 17:17:58 2011
@@ -184,7 +184,7 @@ public class TapestryAppInitializer
new SingleKeySymbolProvider(InternalSymbols.APP_PACKAGE_PATH, appPackage.replace('.', '/')));
ContributionDef symbolSourceContribution = new SyntheticSymbolSourceContributionDef("ServletContext",
- appProvider, "before:ApplicationDefaults");
+ appProvider, "before:ApplicationDefaults", "after:EnvironmentVariables");
ContributionDef appNameContribution = new SyntheticSymbolSourceContributionDef("AppName",
new SingleKeySymbolProvider(InternalSymbols.APP_NAME, appName), "before:ServletContext");
@@ -249,13 +249,17 @@ public class TapestryAppInitializer
registryCreatedTime - startTime,
toFinish - startTime);
+ String version = source.valueForSymbol(SymbolConstants.TAPESTRY_VERSION);
+ boolean productionMode = Boolean.parseBoolean(source.valueForSymbol(SymbolConstants.PRODUCTION_MODE));
+
buffer.append("\n\n");
buffer.append(" ______ __ ____\n");
buffer.append("/_ __/__ ____ ___ ___ / /_______ __ / __/\n");
buffer.append(" / / / _ `/ _ \\/ -_|_-</ __/ __/ // / /__ \\ \n");
buffer.append("/_/ \\_,_/ .__/\\__/___/\\__/_/ \\_, / /____/\n");
- f.format(" /_/ /___/ %s\n\n", source.valueForSymbol(SymbolConstants.TAPESTRY_VERSION));
+ f.format(" /_/ /___/ %s%s\n\n",
+ version, productionMode ? "" : " (development mode)");
logger.info(buffer.toString());
}
Added: tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/SystemEnvSymbolProvider.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/SystemEnvSymbolProvider.java?rev=1181898&view=auto
==============================================================================
--- tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/SystemEnvSymbolProvider.java (added)
+++ tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/SystemEnvSymbolProvider.java Tue Oct 11 17:17:58 2011
@@ -0,0 +1,47 @@
+// Copyright 2011 The Apache Software Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package org.apache.tapestry5.ioc.internal.services;
+
+import org.apache.tapestry5.ioc.internal.util.CollectionFactory;
+import org.apache.tapestry5.ioc.services.SymbolProvider;
+
+import java.util.Map;
+
+/**
+ * Provides <em>case insensitive</em> access to environment variables. Environment variable symbols
+ * are prefixed with "env.".
+ *
+ * @since 5.3
+ */
+public class SystemEnvSymbolProvider implements SymbolProvider
+{
+ private final Map<String, String> symbols = CollectionFactory.newCaseInsensitiveMap();
+
+ public synchronized String valueForSymbol(String symbolName)
+ {
+ if (symbols.isEmpty())
+ {
+ Map<String, String> env = System.getenv();
+
+ for (String key : env.keySet())
+ {
+ symbols.put("env." + key, env.get(key));
+ }
+ }
+
+
+ return symbols.get(symbolName);
+ }
+}
Modified: tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/services/TapestryIOCModule.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/services/TapestryIOCModule.java?rev=1181898&r1=1181897&r2=1181898&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/services/TapestryIOCModule.java (original)
+++ tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/services/TapestryIOCModule.java Tue Oct 11 17:17:58 2011
@@ -451,6 +451,18 @@ public final class TapestryIOCModule
configuration.add(tuple);
}
+ /**
+ * <dl>
+ * <dt>SystemProperties</dt>
+ * <dd>Exposes JVM System properties as symbols (currently case-sensitive)</dd>
+ * <dt>EnvironmentVariables</dt>
+ * <dd>Exposes environment variables as symbols (adding a "env." prefix)</dd>
+ * <dt>ApplicationDefaults</dt>
+ * <dd>Values contributed to @{@link SymbolProvider} @{@link ApplicationDefaults}</dd>
+ * <dt>FactoryDefaults</dt>
+ * <dd>Values contributed to @{@link SymbolProvider} @{@link FactoryDefaults}</dd>
+ * </dl>
+ */
@Contribute(SymbolSource.class)
public static void setupStandardSymbolProviders(OrderedConfiguration<SymbolProvider> configuration,
@ApplicationDefaults
@@ -460,8 +472,9 @@ public final class TapestryIOCModule
SymbolProvider factoryDefaults)
{
configuration.add("SystemProperties", new SystemPropertiesSymbolProvider(), "before:*");
- configuration.add("ApplicationDefaults", applicationDefaults, "after:SystemProperties");
- configuration.add("FactoryDefaults", factoryDefaults, "after:ApplicationDefaults");
+ configuration.add("EnvironmentVariables", new SystemEnvSymbolProvider());
+ configuration.add("ApplicationDefaults", applicationDefaults);
+ configuration.add("FactoryDefaults", factoryDefaults);
}
public static ParallelExecutor buildDeferredExecution(@Symbol(IOCSymbols.THREAD_POOL_CORE_SIZE)
Added: tapestry/tapestry5/trunk/tapestry-ioc/src/test/groovy/org/apache/tapestry/ioc/services/SystemEnvSymbolProviderTest.groovy
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/tapestry-ioc/src/test/groovy/org/apache/tapestry/ioc/services/SystemEnvSymbolProviderTest.groovy?rev=1181898&view=auto
==============================================================================
--- tapestry/tapestry5/trunk/tapestry-ioc/src/test/groovy/org/apache/tapestry/ioc/services/SystemEnvSymbolProviderTest.groovy (added)
+++ tapestry/tapestry5/trunk/tapestry-ioc/src/test/groovy/org/apache/tapestry/ioc/services/SystemEnvSymbolProviderTest.groovy Tue Oct 11 17:17:58 2011
@@ -0,0 +1,38 @@
+// Copyright 2011 The Apache Software Foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package org.apache.tapestry.ioc.services
+
+import org.apache.tapestry5.ioc.internal.services.SystemEnvSymbolProvider
+import org.apache.tapestry5.ioc.services.SymbolProvider
+import org.apache.tapestry5.ioc.test.IOCTestCase
+import org.testng.annotations.Test
+
+class SystemEnvSymbolProviderTest extends IOCTestCase
+{
+
+ SymbolProvider provider = new SystemEnvSymbolProvider()
+
+ @Test
+ void key_exists()
+ {
+ assert provider.valueForSymbol("env.home") == System.getenv("HOME")
+ }
+
+ @Test
+ void key_missing()
+ {
+ assert provider.valueForSymbol("env.does-not-exist") == null
+ }
+}