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authorGuangrong Fu <fu.guangrong@zte.com.cn>2021-12-01 10:07:41 +0800
committerGuangrong Fu <fu.guangrong@zte.com.cn>2021-12-01 10:07:41 +0800
commita62d077d7fd026ce1e1dec63531d5b2fb4bd6e05 (patch)
tree4a6d9872c7ccce45416728c0c248908b1baaa2e5 /holmes-actions/src/main/java
parentea17a8c0947cbe1a15e8f824a45f40006d70b1bd (diff)
Added some tools for DCAE CBS removal
Issue-ID: HOLMES-488 Signed-off-by: Guangrong Fu <fu.guangrong@zte.com.cn> Change-Id: I7834ee58ae9be6d502b5160897f3ed8c2ee46838
Diffstat (limited to 'holmes-actions/src/main/java')
-rw-r--r--holmes-actions/src/main/java/org/onap/holmes/common/ConfigFileScanner.java55
-rw-r--r--holmes-actions/src/main/java/org/onap/holmes/common/utils/FileUtils.java49
2 files changed, 104 insertions, 0 deletions
diff --git a/holmes-actions/src/main/java/org/onap/holmes/common/ConfigFileScanner.java b/holmes-actions/src/main/java/org/onap/holmes/common/ConfigFileScanner.java
new file mode 100644
index 0000000..efea832
--- /dev/null
+++ b/holmes-actions/src/main/java/org/onap/holmes/common/ConfigFileScanner.java
@@ -0,0 +1,55 @@
+/**
+ * Copyright 2021 ZTE Corporation.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.onap.holmes.common;
+
+import org.apache.commons.lang3.StringUtils;
+import org.onap.holmes.common.utils.FileUtils;
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.Map;
+
+public class ConfigFileScanner {
+ public synchronized Map<String, String> scan(String path, String fileNamePattern) {
+ File dir = new File(path);
+ Map<String, String> ret = new HashMap();
+ if (!dir.isDirectory()) {
+ ret.putAll(readFile(dir));
+ } else {
+ for (File file : dir.listFiles(pathname -> StringUtils.isBlank(fileNamePattern) ?
+ true : pathname.getName().contains(fileNamePattern))) {
+ if (!file.isDirectory()) {
+ ret.putAll(readFile(file));
+ }
+ }
+ }
+ return ret;
+ }
+
+ public synchronized Map<String, String> scan(String path) {
+ return scan(path, null);
+ }
+
+ private Map<String, String> readFile(File file) {
+ Map<String, String> ret = new HashMap();
+ String contents = FileUtils.readTextFile(file.getAbsolutePath());
+ if (StringUtils.isNotBlank(contents)) {
+ ret.put(file.getAbsolutePath(), contents);
+ }
+ return ret;
+ }
+}
diff --git a/holmes-actions/src/main/java/org/onap/holmes/common/utils/FileUtils.java b/holmes-actions/src/main/java/org/onap/holmes/common/utils/FileUtils.java
new file mode 100644
index 0000000..cf5de1c
--- /dev/null
+++ b/holmes-actions/src/main/java/org/onap/holmes/common/utils/FileUtils.java
@@ -0,0 +1,49 @@
+/**
+ * Copyright 2021 ZTE Corporation.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.onap.holmes.common.utils;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.BufferedReader;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+
+public class FileUtils {
+
+ final static private Logger LOGGER = LoggerFactory.getLogger(FileUtils.class);
+
+ static public String readTextFile(String path) {
+ try {
+ BufferedReader br = new BufferedReader(new FileReader(path));
+ StringBuilder sb = new StringBuilder();
+ String line;
+ while ((line = br.readLine()) != null) {
+ sb.append(line);
+ }
+ return sb.toString();
+ } catch (FileNotFoundException e) {
+ LOGGER.warn("No file found: {}", path);
+ } catch (IOException e) {
+ LOGGER.error(String.format("Failed to read file contents from '%s'.", path), e);
+ } catch (Exception e) {
+ LOGGER.warn("Unknown exception occurred!", e);
+ }
+ return null;
+ }
+}