Add XSD for new SMB components

* Add namespace handler support for new XSD configs
* Add JUnit tests for outbound gateway XML config
* Add JUnit tests for streaming inbound adapter XML config
* Add Javadoc to new parser classes as per PR feedback
* Some code clean up

spring-integration-smb/src/main/java/org/springframework/integration/smb/config/SmbNamespaceHandler.java

@@ -23,14 +23,17 @@
  *
  * @author Markus Spann
  * @author Artem Bilan
+ * @author Gregory Bragg
  *
  * @since 6.0
  */
 public class SmbNamespaceHandler extends AbstractIntegrationNamespaceHandler {
 
 	public void init() {
 		registerBeanDefinitionParser("inbound-channel-adapter", new SmbInboundChannelAdapterParser());
+		registerBeanDefinitionParser("inbound-streaming-channel-adapter", new SmbStreamingInboundChannelAdapterParser());
 		registerBeanDefinitionParser("outbound-channel-adapter", new SmbOutboundChannelAdapterParser());
+		registerBeanDefinitionParser("outbound-gateway", new SmbOutboundGatewayParser());
 	}
 
 }

spring-integration-smb/src/main/java/org/springframework/integration/smb/config/SmbOutboundGatewayParser.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2022 the original author or authors.
+ *
+ * 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
+ *
+ *      https://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.springframework.integration.smb.config;
+
+import org.springframework.integration.file.config.AbstractRemoteFileOutboundGatewayParser;
+import org.springframework.integration.file.remote.RemoteFileOperations;
+import org.springframework.integration.smb.filters.SmbRegexPatternFileListFilter;
+import org.springframework.integration.smb.filters.SmbSimplePatternFileListFilter;
+import org.springframework.integration.smb.outbound.SmbOutboundGateway;
+import org.springframework.integration.smb.session.SmbRemoteFileTemplate;
+
+/**
+ * Parser for the SMB 'outbound-gateway' element.
+ *
+ * @author Gregory Bragg
+ *
+ * @since 6.0
+ */
+public class SmbOutboundGatewayParser extends AbstractRemoteFileOutboundGatewayParser {
+
+	@Override
+	public String getGatewayClassName() {
+		return SmbOutboundGateway.class.getName();
+	}
+
+	@Override
+	protected String getSimplePatternFileListFilterClassName() {
+		return SmbSimplePatternFileListFilter.class.getName();
+	}
+
+	@Override
+	protected String getRegexPatternFileListFilterClassName() {
+		return SmbRegexPatternFileListFilter.class.getName();
+	}
+
+	@Override
+	protected Class<? extends RemoteFileOperations<?>> getTemplateClass() {
+		return SmbRemoteFileTemplate.class;
+	}
+
+}

spring-integration-smb/src/main/java/org/springframework/integration/smb/config/SmbStreamingInboundChannelAdapterParser.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright 2022 the original author or authors.
+ *
+ * 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
+ *
+ *      https://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.springframework.integration.smb.config;
+
+import org.springframework.integration.core.MessageSource;
+import org.springframework.integration.file.config.AbstractRemoteFileStreamingInboundChannelAdapterParser;
+import org.springframework.integration.file.filters.AbstractPersistentAcceptOnceFileListFilter;
+import org.springframework.integration.file.filters.FileListFilter;
+import org.springframework.integration.file.remote.RemoteFileOperations;
+import org.springframework.integration.smb.filters.SmbPersistentAcceptOnceFileListFilter;
+import org.springframework.integration.smb.filters.SmbRegexPatternFileListFilter;
+import org.springframework.integration.smb.filters.SmbSimplePatternFileListFilter;
+import org.springframework.integration.smb.inbound.SmbStreamingMessageSource;
+import org.springframework.integration.smb.session.SmbRemoteFileTemplate;
+
+/**
+ * Parser for the SMB 'inbound-streaming-channel-adapter' element.
+ *
+ * @author Gregory Bragg
+ *
+ * @since 6.0
+ */
+public class SmbStreamingInboundChannelAdapterParser extends AbstractRemoteFileStreamingInboundChannelAdapterParser {
+
+	@Override
+	protected Class<? extends RemoteFileOperations<?>> getTemplateClass() {
+		return SmbRemoteFileTemplate.class;
+	}
+
+	@Override
+	protected Class<? extends MessageSource<?>> getMessageSourceClass() {
+		return SmbStreamingMessageSource.class;
+	}
+
+	@Override
+	protected Class<? extends FileListFilter<?>> getSimplePatternFileListFilterClass() {
+		return SmbSimplePatternFileListFilter.class;
+	}
+
+	@Override
+	protected Class<? extends FileListFilter<?>> getRegexPatternFileListFilterClass() {
+		return SmbRegexPatternFileListFilter.class;
+	}
+
+	@Override
+	protected Class<? extends AbstractPersistentAcceptOnceFileListFilter<?>> getPersistentAcceptOnceFileListFilterClass() {
+		return SmbPersistentAcceptOnceFileListFilter.class;
+	}
+
+}