Drop deprecated dependencies on Log4j, JRuby, JExcel, Burlap, Commons Pool/DBCP

This commit also removes outdated support classes for Oracle, GlassFish, JBoss.

Issue: SPR-14429

Author: jhoeller

build.gradle

@@ -54,12 +54,10 @@ configure(allprojects) { project ->
 	ext.javamailVersion      = "1.5.5"
 	ext.jettyVersion         = "9.3.10.v20160621"
 	ext.jodaVersion          = "2.9.4"
-	ext.jrubyVersion         = "1.7.25"  // JRuby 9000 only supported through JSR-223 (StandardScriptFactory)
 	ext.jtaVersion           = "1.2"
 	ext.junitVersion         = "4.12"
 	ext.junitJupiterVersion  = '5.0.0-SNAPSHOT'
 	ext.junitPlatformVersion = '1.0.0-SNAPSHOT'
-	ext.log4jVersion         = "1.2.17"
 	ext.nettyVersion         = "4.1.1.Final"
 	ext.okhttpVersion        = "2.7.5"
 	ext.okhttp3Version       = "3.3.1"
@@ -189,8 +187,6 @@ configure(allprojects) { project ->
 		"http://glassfish.java.net/nonav/docs/v3/api/",
 		"http://docs.jboss.org/jbossas/javadoc/4.0.5/connector/",
 		"http://docs.jboss.org/jbossas/javadoc/7.1.2.Final/",
-		"http://commons.apache.org/proper/commons-lang/javadocs/api-2.5/",
-		"http://commons.apache.org/proper/commons-dbcp/apidocs/",
 		"http://tiles.apache.org/tiles-request/apidocs/",
 		"http://tiles.apache.org/framework/apidocs/",
 		"http://www.eclipse.org/aspectj/doc/released/aspectj5rt-api/",
@@ -348,7 +344,6 @@ project("spring-core") {
 		compile("commons-logging:commons-logging:1.2")
 		optional("org.aspectj:aspectjweaver:${aspectjVersion}")
 		optional("net.sf.jopt-simple:jopt-simple:5.0.2")
-		optional("log4j:log4j:${log4jVersion}")
 		testCompile("org.apache.tomcat.embed:tomcat-embed-core:${tomcatVersion}")
 		testCompile("xmlunit:xmlunit:${xmlunitVersion}")
 		testCompile("com.fasterxml.woodstox:woodstox-core:5.0.2") {
@@ -379,7 +374,6 @@ project("spring-beans") {
 		optional("javax.inject:javax.inject:1")
 		optional("javax.el:javax.el-api:2.2.5")
 		optional("org.yaml:snakeyaml:${snakeyamlVersion}")
-		testCompile("log4j:log4j:${log4jVersion}")
 		testCompile("org.apache.tomcat.embed:tomcat-embed-core:${tomcatVersion}")
 	}
 }
@@ -419,7 +413,6 @@ project("spring-aop") {
 		compile(files(project(":spring-core").cglibRepackJar))
 		compile(files(project(":spring-core").objenesisRepackJar))
 		optional("org.aspectj:aspectjweaver:${aspectjVersion}")
-		optional("commons-pool:commons-pool:1.6")
 		optional("org.apache.commons:commons-pool2:2.4.2")
 		optional("com.jamonapi:jamon:2.81")
 	}
@@ -469,12 +462,10 @@ project("spring-context") {
 		optional("org.aspectj:aspectjweaver:${aspectjVersion}")
 		optional("org.codehaus.groovy:groovy-all:${groovyVersion}")
 		optional("org.beanshell:bsh:2.0b4")
-		optional("org.jruby:jruby:${jrubyVersion}")
 		testCompile("javax.inject:javax.inject-tck:1")
 		testCompile("javax.el:javax.el-api:2.2.5")
 		testCompile("org.glassfish.web:javax.el:2.2.6")
 		testCompile("org.javamoney:moneta:1.1")
-		testCompile("commons-dbcp:commons-dbcp:1.4")
 		testCompile("org.apache.commons:commons-pool2:2.4.2")
 		testCompile("org.slf4j:slf4j-api:${slf4jVersion}")
 	}
@@ -513,8 +504,6 @@ project("spring-messaging") {
 		testCompile("org.apache.tomcat.embed:tomcat-embed-core:${tomcatVersion}")
 		testCompile("org.apache.tomcat.embed:tomcat-embed-websocket:${tomcatVersion}")
 		testCompile("io.netty:netty-all:${nettyVersion}")
-		testCompile("commons-dbcp:commons-dbcp:1.4")
-		testCompile("log4j:log4j:${log4jVersion}")
 		testCompile("org.slf4j:slf4j-jcl:${slf4jVersion}")
 		testCompile("xmlunit:xmlunit:${xmlunitVersion}")
 	}
@@ -692,7 +681,6 @@ project("spring-web") {
 		optional("org.eclipse.jetty:jetty-server:${jettyVersion}") {
 			exclude group: "javax.servlet", module: "javax.servlet-api"
 		}
-		optional("log4j:log4j:${log4jVersion}")
 		optional("com.google.protobuf:protobuf-java:2.6.1")
 		optional("com.googlecode.protobuf-java-format:protobuf-java-format:1.4")
 		optional("javax.mail:javax.mail-api:${javamailVersion}")
@@ -727,7 +715,6 @@ project("spring-orm") {
 		}
 		optional("org.hibernate:hibernate-core:${hibernate5Version}")
 		optional("javax.servlet:javax.servlet-api:3.0.1")
-		testCompile("commons-dbcp:commons-dbcp:1.4")
 		testCompile("org.aspectj:aspectjweaver:${aspectjVersion}")
 		testCompile("org.hsqldb:hsqldb:${hsqldbVersion}")
 		testCompile("org.slf4j:slf4j-jcl:${slf4jVersion}")
@@ -750,7 +737,6 @@ project("spring-webmvc") {
 		optional(project(":spring-oxm"))  // for MarshallingView
 		optional("javax.servlet.jsp:javax.servlet.jsp-api:2.2.1")
 		optional("javax.servlet.jsp.jstl:javax.servlet.jsp.jstl-api:1.2.1")
-		optional("net.sourceforge.jexcelapi:jxl:2.6.12")
 		optional("org.apache.poi:poi:${poiVersion}")
 		optional("org.apache.poi:poi-ooxml:${poiVersion}")
 		optional("org.freemarker:freemarker:${freemarkerVersion}")
@@ -808,7 +794,6 @@ project("spring-webmvc") {
 		testCompile("commons-io:commons-io:1.3")
 		testCompile("joda-time:joda-time:${jodaVersion}")
 		testCompile("org.slf4j:slf4j-jcl:${slf4jVersion}")
-		testCompile("org.jruby:jruby:${jrubyVersion}")
 		testCompile("org.python:jython-standalone:2.5.3")
 		testCompile("org.mozilla:rhino:1.7.7.1")
 		testCompile("org.webjars:underscorejs:1.8.3")
@@ -855,7 +840,6 @@ project("spring-websocket") {
 		testCompile("org.apache.tomcat.embed:tomcat-embed-websocket:${tomcatVersion}")
 		testCompile("io.projectreactor:reactor-net:${reactorVersion}")
 		testCompile("io.netty:netty-all:${nettyVersion}")
-		testCompile("log4j:log4j:${log4jVersion}")
 		testCompile("org.slf4j:slf4j-jcl:${slf4jVersion}")
 	}
 }
@@ -917,7 +901,6 @@ project("spring-test") {
 		testCompile("org.apache.httpcomponents:httpclient:${httpclientVersion}")
 		testCompile("javax.cache:cache-api:1.0.0")
 		testRuntime("org.junit.jupiter:junit-jupiter-engine:${junitJupiterVersion}")
-		testRuntime("log4j:log4j:${log4jVersion}")
 
 		testRuntime("org.ehcache:ehcache:${ehcache3Version}")
 		testRuntime("org.terracotta:management-model:2.0.0")