diff options
author | talasila <talasila@research.att.com> | 2017-02-08 10:13:29 -0500 |
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committer | talasila <talasila@research.att.com> | 2017-02-08 10:15:00 -0500 |
commit | f8a8d5192b1e5013d9e2f699be54b072ef39d5f0 (patch) | |
tree | b7a65bb0a7d70a9dc24c064113868e5f3b8e6a09 /dcae_dmaapbc_webapp/src/main/java/org/openecomp/dmaapbc/dbcapp/controller/ManifestController.java | |
parent | 72a80fbff7120630576ccd5aa67c20818c2943c7 (diff) |
Initial OpenECOMP UI/DMaapBC commit
Change-Id: Ia492e1b88311b9bed4c31f593b28deaaad73b7e4
Signed-off-by: talasila <talasila@research.att.com>
Diffstat (limited to 'dcae_dmaapbc_webapp/src/main/java/org/openecomp/dmaapbc/dbcapp/controller/ManifestController.java')
-rw-r--r-- | dcae_dmaapbc_webapp/src/main/java/org/openecomp/dmaapbc/dbcapp/controller/ManifestController.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/dcae_dmaapbc_webapp/src/main/java/org/openecomp/dmaapbc/dbcapp/controller/ManifestController.java b/dcae_dmaapbc_webapp/src/main/java/org/openecomp/dmaapbc/dbcapp/controller/ManifestController.java new file mode 100644 index 0000000..a2986f9 --- /dev/null +++ b/dcae_dmaapbc_webapp/src/main/java/org/openecomp/dmaapbc/dbcapp/controller/ManifestController.java @@ -0,0 +1,113 @@ +/*- + * ================================================================================ + * DCAE DMaaP Bus Controller Web Application + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property + * ================================================================================ + * 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.openecomp.dmaapbc.dbcapp.controller; + +import java.io.IOException; +import java.io.InputStream; +import java.util.HashMap; +import java.util.Map; +import java.util.jar.Attributes; +import java.util.jar.Manifest; + +import javax.servlet.ServletContext; +import javax.servlet.http.HttpServletRequest; + +import org.openecomp.portalsdk.core.controller.RestrictedBaseController; +import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.context.annotation.Configuration; +import org.springframework.context.annotation.EnableAspectJAutoProxy; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RequestMethod; +import org.springframework.web.bind.annotation.ResponseBody; +import org.springframework.web.bind.annotation.RestController; + +/** + * This controller responds to a request for the web application manifest, + * returning a JSON with the information that was created at build time. + * + * Manifest entries have names with hyphens, which means Javascript code can't + * simply use the shorthand object.key; instead use object['key']. + */ +@RestController +@Configuration +@EnableAspectJAutoProxy +@RequestMapping("/") +public class ManifestController extends RestrictedBaseController { + + private EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(ManifestController.class); + + /** + * Required to obtain the webapp manifest. + */ + @Autowired + ServletContext context; + + /** + * Gets the content of the webapp manifest file META-INF/MANIFEST.MF. + * + * @return Attributes object with key-value pairs from the manifest + * @throws IOException + */ + private Attributes getWebappManifest() throws IOException { + // Path to resource on classpath + final String MANIFEST_RESOURCE_PATH = "/META-INF/MANIFEST.MF"; + // Manifest is formatted as Java-style properties + InputStream inputStream = context.getResourceAsStream(MANIFEST_RESOURCE_PATH); + if (inputStream == null) + throw new IOException("getWebappManifest: failed to get resource at path " + MANIFEST_RESOURCE_PATH); + Manifest manifest = new Manifest(inputStream); + inputStream .close(); + return manifest.getMainAttributes(); + } + + /** + * Gets the webapp manifest contents as a JSON object. + * + * @param request + * @return A map of key-value pairs. On success: + * + * <pre> + * { "manifest" : { "key1": "value1", "key2": "value2" } } + * </pre> + * + * On failure: + * + * <pre> + * { "error": "message" } + * </pre> + */ + @RequestMapping(value = { "/manifest" }, method = RequestMethod.GET, produces = "application/json") + @ResponseBody + public Map<String, Object> getManifest(HttpServletRequest request) { + logger.setRequestBasedDefaultsIntoGlobalLoggingContext(request, DataBusHomeController.APP_NAME); + logger.info(EELFLoggerDelegate.auditLogger, request.getMethod() + request.getRequestURI()); + Map<String, Object> response = new HashMap<String, Object>(); + try { + Attributes attributes = getWebappManifest(); + response.put("manifest", attributes); + } catch (Exception ex) { + logger.error(EELFLoggerDelegate.errorLogger, "getManifest: failed to read manifest", ex); + response.put("error", "failed to get manifest: " + ex.toString()); + } + return response; + } + +} |