eclipse.buildId=4.5.2.M20160212-1500
java.version=1.8.0_51
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments:  -product org.eclipse.epp.package.jee.product -Djavax.net.ssl.trustStore=truststore.jks -Djavax.net.ssl.trustStorePassword=*** -Djavax.net.ssl.keyStore=truststore.jks -Djavax.net.ssl.keyStorePassword=***
Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.jee.product -Djavax.net.ssl.trustStore=truststore.jks -Djavax.net.ssl.trustStorePassword=*** -Djavax.net.ssl.keyStore=truststore.jks -Djavax.net.ssl.keyStorePassword=***

org.eclipse.equinox.p2.transport.ecf
Error
Tue Jun 07 10:08:16 EDT 2016
HTTP Server 'Service Unavailable': http://dist.springsource.com/release/TOOLS/gradle/compositeContent.xml

org.eclipse.ecf.filetransfer.IncomingFileTransferException: HttpComponents connection error response code 503.
	at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.openStreams(HttpClientRetrieveFileTransfer.java:662)
	at org.eclipse.ecf.provider.filetransfer.retrieve.AbstractRetrieveFileTransfer.sendRetrieveRequest(AbstractRetrieveFileTransfer.java:885)
	at org.eclipse.ecf.provider.filetransfer.retrieve.MultiProtocolRetrieveAdapter.sendRetrieveRequest(MultiProtocolRetrieveAdapter.java:146)
	at org.eclipse.equinox.internal.p2.transport.ecf.FileReader.sendRetrieveRequest(FileReader.java:424)
	at org.eclipse.equinox.internal.p2.transport.ecf.FileReader.readInto(FileReader.java:358)
	at org.eclipse.equinox.internal.p2.transport.ecf.RepositoryTransport.download(RepositoryTransport.java:101)
	at org.eclipse.oomph.p2.internal.core.CachingTransport.download(CachingTransport.java:175)
	at org.eclipse.oomph.p2.internal.core.CachingTransport.download(CachingTransport.java:235)
	at org.eclipse.equinox.internal.p2.repository.CacheManager.updateCache(CacheManager.java:402)
	at org.eclipse.equinox.internal.p2.repository.CacheManager.createCache(CacheManager.java:259)
	at org.eclipse.equinox.internal.p2.metadata.repository.CompositeMetadataRepositoryFactory.getLocalFile(CompositeMetadataRepositoryFactory.java:73)
	at org.eclipse.equinox.internal.p2.metadata.repository.CompositeMetadataRepositoryFactory.load(CompositeMetadataRepositoryFactory.java:98)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.factoryLoad(MetadataRepositoryManager.java:57)
	at org.eclipse.equinox.internal.p2.repository.helpers.AbstractRepositoryManager.loadRepository(AbstractRepositoryManager.java:768)
	at sun.reflect.GeneratedMethodAccessor45.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.eclipse.oomph.util.ReflectUtil.invokeMethod(ReflectUtil.java:116)
	at org.eclipse.oomph.p2.internal.core.CachingRepositoryManager.loadRepository(CachingRepositoryManager.java:339)
	at org.eclipse.oomph.p2.internal.core.CachingRepositoryManager.loadRepository(CachingRepositoryManager.java:146)
	at org.eclipse.oomph.p2.internal.core.CachingRepositoryManager$Metadata.loadRepository(CachingRepositoryManager.java:389)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.loadRepository(MetadataRepositoryManager.java:96)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.loadRepository(MetadataRepositoryManager.java:92)
	at org.eclipse.equinox.internal.p2.metadata.repository.CompositeMetadataRepository.addChild(CompositeMetadataRepository.java:166)
	at org.eclipse.equinox.internal.p2.metadata.repository.CompositeMetadataRepository.<init>(CompositeMetadataRepository.java:106)
	at org.eclipse.equinox.internal.p2.metadata.repository.CompositeMetadataRepositoryFactory.load(CompositeMetadataRepositoryFactory.java:122)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.factoryLoad(MetadataRepositoryManager.java:57)
	at org.eclipse.equinox.internal.p2.repository.helpers.AbstractRepositoryManager.loadRepository(AbstractRepositoryManager.java:768)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.eclipse.oomph.util.ReflectUtil.invokeMethod(ReflectUtil.java:116)
	at org.eclipse.oomph.p2.internal.core.CachingRepositoryManager.loadRepository(CachingRepositoryManager.java:339)
	at org.eclipse.oomph.p2.internal.core.CachingRepositoryManager.loadRepository(CachingRepositoryManager.java:146)
	at org.eclipse.oomph.p2.internal.core.CachingRepositoryManager$Metadata.loadRepository(CachingRepositoryManager.java:389)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.loadRepository(MetadataRepositoryManager.java:96)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.loadRepository(MetadataRepositoryManager.java:92)
	at org.eclipse.epp.internal.mpc.ui.operations.AbstractProvisioningOperation.addRepositories(AbstractProvisioningOperation.java:92)
	at org.eclipse.epp.internal.mpc.ui.operations.ResolveFeatureNamesOperation.run(ResolveFeatureNamesOperation.java:46)
	at org.eclipse.epp.internal.mpc.ui.wizards.FeatureSelectionWizardPage$4.run(FeatureSelectionWizardPage.java:399)
	at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119)